Kenji Arai / APDS_9960

only test purpose not official

glibr.cpp@5:20566fe6ed51, 2020-02-07 (annotated)

Committer:
kenjiArai
Date:
Fri Feb 07 00:52:53 2020 +0000
Revision:
5:20566fe6ed51
Parent:
3:8e5d2639d7bf 
only test purpose not official

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kbhagat6 0:1aac12a5f1e0 1 #include "glibr.h"
kbhagat6 0:1aac12a5f1e0 2 #include "mbed.h"
u103060010 3:8e5d2639d7bf 3 #include <iostream>
kbhagat6 0:1aac12a5f1e0 4
kbhagat6 0:1aac12a5f1e0 5
kbhagat6 0:1aac12a5f1e0 6
kbhagat6 0:1aac12a5f1e0 7
kbhagat6 0:1aac12a5f1e0 8 glibr::glibr(PinName sda, PinName scl):i2c(sda, scl){
u103060010 3:8e5d2639d7bf 9 gesture_ud_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 10 gesture_lr_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 11
kbhagat6 0:1aac12a5f1e0 12 gesture_ud_count_ = 0;
kbhagat6 0:1aac12a5f1e0 13 gesture_lr_count_ = 0;
kbhagat6 0:1aac12a5f1e0 14
kbhagat6 0:1aac12a5f1e0 15 gesture_near_count_ = 0;
kbhagat6 0:1aac12a5f1e0 16 gesture_far_count_ = 0;
kbhagat6 0:1aac12a5f1e0 17
kbhagat6 0:1aac12a5f1e0 18 gesture_state_ = 0;
kbhagat6 0:1aac12a5f1e0 19 gesture_motion_ = DIR_NONE;
kbhagat6 0:1aac12a5f1e0 20 }
kbhagat6 0:1aac12a5f1e0 21
kbhagat6 0:1aac12a5f1e0 22 glibr::~glibr(){
kbhagat6 0:1aac12a5f1e0 23
kbhagat6 0:1aac12a5f1e0 24 }
kbhagat6 0:1aac12a5f1e0 25
kbhagat6 0:1aac12a5f1e0 26 bool glibr::ginit(){
kbhagat6 0:1aac12a5f1e0 27 uint8_t id;
kbhagat6 0:1aac12a5f1e0 28
kbhagat6 0:1aac12a5f1e0 29 id=I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ID);
kbhagat6 0:1aac12a5f1e0 30
kbhagat6 0:1aac12a5f1e0 31 if( (!(id == APDS9960_ID_1 || id == APDS9960_ID_2))||id==ERROR) {
u103060010 3:8e5d2639d7bf 32 //printf("%c\r\n", id);
u103060010 3:8e5d2639d7bf 33 std::cout<<"fuck"<<std::endl;
kbhagat6 0:1aac12a5f1e0 34 return false;
kbhagat6 0:1aac12a5f1e0 35 }
kbhagat6 0:1aac12a5f1e0 36
kbhagat6 2:ba051af6731a 37 if(!setMode(ALL, Off)) {
kbhagat6 0:1aac12a5f1e0 38 return false;
kbhagat6 0:1aac12a5f1e0 39 }
kbhagat6 0:1aac12a5f1e0 40 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_ATIME, DEFAULT_ATIME)){
kbhagat6 0:1aac12a5f1e0 41 return false;
kbhagat6 0:1aac12a5f1e0 42 }
kbhagat6 0:1aac12a5f1e0 43 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_WTIME, DEFAULT_WTIME)){
kbhagat6 0:1aac12a5f1e0 44 return false;
kbhagat6 0:1aac12a5f1e0 45 }
kbhagat6 0:1aac12a5f1e0 46 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PPULSE, DEFAULT_PROX_PPULSE)){
kbhagat6 0:1aac12a5f1e0 47 return false;
kbhagat6 0:1aac12a5f1e0 48 }
kbhagat6 0:1aac12a5f1e0 49 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_POFFSET_UR, DEFAULT_POFFSET_UR)){
kbhagat6 0:1aac12a5f1e0 50 return false;
kbhagat6 0:1aac12a5f1e0 51 }
kbhagat6 0:1aac12a5f1e0 52 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_POFFSET_DL, DEFAULT_POFFSET_DL)){
kbhagat6 0:1aac12a5f1e0 53 return false;
kbhagat6 0:1aac12a5f1e0 54 }
kbhagat6 0:1aac12a5f1e0 55 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONFIG1, DEFAULT_CONFIG1)){
kbhagat6 0:1aac12a5f1e0 56 return false;
kbhagat6 0:1aac12a5f1e0 57 }
kbhagat6 0:1aac12a5f1e0 58
kbhagat6 0:1aac12a5f1e0 59 if( !setLEDDrive(DEFAULT_LDRIVE) ) {
kbhagat6 0:1aac12a5f1e0 60 return false;
kbhagat6 0:1aac12a5f1e0 61 }
kbhagat6 0:1aac12a5f1e0 62
kbhagat6 0:1aac12a5f1e0 63 if( !setProximityGain(DEFAULT_PGAIN) ) {
kbhagat6 0:1aac12a5f1e0 64 return false;
kbhagat6 0:1aac12a5f1e0 65 }
kbhagat6 0:1aac12a5f1e0 66 if( !setAmbientLightGain(DEFAULT_AGAIN) ) {
kbhagat6 0:1aac12a5f1e0 67 return false;
kbhagat6 0:1aac12a5f1e0 68 }
kbhagat6 0:1aac12a5f1e0 69 if( !setProxIntLowThresh(DEFAULT_PILT) ) {
kbhagat6 0:1aac12a5f1e0 70 return false;
kbhagat6 0:1aac12a5f1e0 71 }
kbhagat6 0:1aac12a5f1e0 72 if( !setProxIntHighThresh(DEFAULT_PIHT) ) {
kbhagat6 0:1aac12a5f1e0 73 return false;
kbhagat6 0:1aac12a5f1e0 74 }
kbhagat6 0:1aac12a5f1e0 75 if( !setLightIntLowThreshold(DEFAULT_AILT) ) {
kbhagat6 0:1aac12a5f1e0 76 return false;
kbhagat6 0:1aac12a5f1e0 77 }
kbhagat6 0:1aac12a5f1e0 78 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONFIG2, DEFAULT_CONFIG2) ) {
kbhagat6 0:1aac12a5f1e0 79 return false;
kbhagat6 0:1aac12a5f1e0 80 }
kbhagat6 0:1aac12a5f1e0 81 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONFIG3, DEFAULT_CONFIG3) ) {
kbhagat6 0:1aac12a5f1e0 82 return false;
kbhagat6 0:1aac12a5f1e0 83 }
kbhagat6 0:1aac12a5f1e0 84
kbhagat6 0:1aac12a5f1e0 85 if( !setGestureEnterThresh(DEFAULT_GPENTH) ) {
kbhagat6 0:1aac12a5f1e0 86 return false;
kbhagat6 0:1aac12a5f1e0 87 }
kbhagat6 0:1aac12a5f1e0 88 if( !setGestureExitThresh(DEFAULT_GEXTH) ) {
kbhagat6 0:1aac12a5f1e0 89 return false;
kbhagat6 0:1aac12a5f1e0 90 }
kbhagat6 0:1aac12a5f1e0 91 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GCONF1, DEFAULT_GCONF1) ) {
kbhagat6 0:1aac12a5f1e0 92 return false;
kbhagat6 0:1aac12a5f1e0 93 }
kbhagat6 0:1aac12a5f1e0 94 if( !setGestureGain(DEFAULT_GGAIN) ) {
kbhagat6 0:1aac12a5f1e0 95 return false;
kbhagat6 0:1aac12a5f1e0 96 }
kbhagat6 0:1aac12a5f1e0 97 if( !setGestureLEDDrive(DEFAULT_GLDRIVE) ) {
kbhagat6 0:1aac12a5f1e0 98 return false;
kbhagat6 0:1aac12a5f1e0 99 }
kbhagat6 0:1aac12a5f1e0 100 if( !setGestureWaitTime(DEFAULT_GWTIME) ) {
kbhagat6 0:1aac12a5f1e0 101 return false;
kbhagat6 0:1aac12a5f1e0 102 }
kbhagat6 0:1aac12a5f1e0 103 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GOFFSET_U, DEFAULT_GOFFSET) ) {
kbhagat6 0:1aac12a5f1e0 104 return false;
kbhagat6 0:1aac12a5f1e0 105 }
kbhagat6 0:1aac12a5f1e0 106 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GOFFSET_D, DEFAULT_GOFFSET) ) {
kbhagat6 0:1aac12a5f1e0 107 return false;
kbhagat6 0:1aac12a5f1e0 108 }
kbhagat6 0:1aac12a5f1e0 109 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GOFFSET_L, DEFAULT_GOFFSET) ) {
kbhagat6 0:1aac12a5f1e0 110 return false;
kbhagat6 0:1aac12a5f1e0 111 }
kbhagat6 0:1aac12a5f1e0 112 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GOFFSET_R, DEFAULT_GOFFSET) ) {
kbhagat6 0:1aac12a5f1e0 113 return false;
kbhagat6 0:1aac12a5f1e0 114 }
kbhagat6 0:1aac12a5f1e0 115 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GPULSE, DEFAULT_GPULSE) ) {
kbhagat6 0:1aac12a5f1e0 116 return false;
kbhagat6 0:1aac12a5f1e0 117 }
kbhagat6 0:1aac12a5f1e0 118 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GCONF3, DEFAULT_GCONF3) ) {
kbhagat6 0:1aac12a5f1e0 119 return false;
kbhagat6 0:1aac12a5f1e0 120 }
kbhagat6 0:1aac12a5f1e0 121 if( !setGestureIntEnable(DEFAULT_GIEN) ) {
kbhagat6 0:1aac12a5f1e0 122 return false;
kbhagat6 0:1aac12a5f1e0 123 }
kbhagat6 0:1aac12a5f1e0 124
kbhagat6 0:1aac12a5f1e0 125 return true;
kbhagat6 0:1aac12a5f1e0 126
kbhagat6 0:1aac12a5f1e0 127 }
kbhagat6 0:1aac12a5f1e0 128
kbhagat6 0:1aac12a5f1e0 129 //#if 0
kbhagat6 0:1aac12a5f1e0 130 // /* Gesture config register dump */
kbhagat6 0:1aac12a5f1e0 131 // uint8_t reg;
kbhagat6 0:1aac12a5f1e0 132 // uint8_t val;
kbhagat6 0:1aac12a5f1e0 133 //
kbhagat6 0:1aac12a5f1e0 134 // for(reg = 0x80; reg <= 0xAF; reg++) {
kbhagat6 0:1aac12a5f1e0 135 // if( (reg != 0x82) && \
kbhagat6 0:1aac12a5f1e0 136 // (reg != 0x8A) && \
kbhagat6 0:1aac12a5f1e0 137 // (reg != 0x91) && \
kbhagat6 0:1aac12a5f1e0 138 // (reg != 0xA8) && \
kbhagat6 0:1aac12a5f1e0 139 // (reg != 0xAC) && \
kbhagat6 0:1aac12a5f1e0 140 // (reg != 0xAD) )
kbhagat6 0:1aac12a5f1e0 141 // {
kbhagat6 0:1aac12a5f1e0 142 // val= I2CreadByte(APDS9960_I2C_ADDR, reg);
kbhagat6 0:1aac12a5f1e0 143 // if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 144 // printf("ERROR");
kbhagat6 0:1aac12a5f1e0 145 // }
kbhagat6 0:1aac12a5f1e0 146 // /*
kbhagat6 0:1aac12a5f1e0 147 // print(reg, HEX);
kbhagat6 0:1aac12a5f1e0 148 // print(": 0x");
kbhagat6 0:1aac12a5f1e0 149 // println(val, HEX);*/
kbhagat6 0:1aac12a5f1e0 150 // }
kbhagat6 0:1aac12a5f1e0 151 // }
kbhagat6 0:1aac12a5f1e0 152 //
kbhagat6 0:1aac12a5f1e0 153 // for(reg = 0xE4; reg <= 0xE7; reg++) {
kbhagat6 0:1aac12a5f1e0 154 // val= I2CreadByte(APDS9960_I2C_ADDR, reg);
kbhagat6 0:1aac12a5f1e0 155 // /* Serial.print(reg, HEX);
kbhagat6 0:1aac12a5f1e0 156 // Serial.print(": 0x");
kbhagat6 0:1aac12a5f1e0 157 // Serial.println(val, HEX);*/
kbhagat6 0:1aac12a5f1e0 158 // }
kbhagat6 0:1aac12a5f1e0 159 //#endif
kbhagat6 0:1aac12a5f1e0 160
kbhagat6 0:1aac12a5f1e0 161 // return true;
kbhagat6 0:1aac12a5f1e0 162
kbhagat6 0:1aac12a5f1e0 163
kbhagat6 0:1aac12a5f1e0 164
kbhagat6 0:1aac12a5f1e0 165
kbhagat6 0:1aac12a5f1e0 166 /**
kbhagat6 0:1aac12a5f1e0 167 * @brief Enables or disables a feature in the APDS-9960
kbhagat6 0:1aac12a5f1e0 168 *
kbhagat6 0:1aac12a5f1e0 169 * @param[in] mode which feature to enable
kbhagat6 2:ba051af6731a 170 * @param[in] enable On (1) or Off (0)
kbhagat6 0:1aac12a5f1e0 171 * @return True if operation success. False otherwise.
kbhagat6 0:1aac12a5f1e0 172 */
kbhagat6 0:1aac12a5f1e0 173 bool glibr::setMode(uint8_t mode, uint8_t enable)
kbhagat6 0:1aac12a5f1e0 174 {
kbhagat6 0:1aac12a5f1e0 175 uint8_t reg_val;
kbhagat6 0:1aac12a5f1e0 176
kbhagat6 0:1aac12a5f1e0 177 /* Read current ENABLE register */
kbhagat6 0:1aac12a5f1e0 178 reg_val = getMode();
kbhagat6 0:1aac12a5f1e0 179 if( reg_val == ERROR ) {
kbhagat6 0:1aac12a5f1e0 180 return false;
kbhagat6 0:1aac12a5f1e0 181 }
kbhagat6 0:1aac12a5f1e0 182
kbhagat6 0:1aac12a5f1e0 183 /* Change bit(s) in ENABLE register */
kbhagat6 0:1aac12a5f1e0 184 enable = enable & 0x01;
kbhagat6 0:1aac12a5f1e0 185 if( mode >= 0 && mode <= 6 ) {
kbhagat6 0:1aac12a5f1e0 186 if (enable) {
kbhagat6 0:1aac12a5f1e0 187 reg_val |= (1 << mode);
kbhagat6 0:1aac12a5f1e0 188 } else {
kbhagat6 0:1aac12a5f1e0 189 reg_val &= ~(1 << mode);
kbhagat6 0:1aac12a5f1e0 190 }
kbhagat6 0:1aac12a5f1e0 191 } else if( mode == ALL ) {
kbhagat6 0:1aac12a5f1e0 192 if (enable) {
kbhagat6 0:1aac12a5f1e0 193 reg_val = 0x7F;
kbhagat6 0:1aac12a5f1e0 194 } else {
kbhagat6 0:1aac12a5f1e0 195 reg_val = 0x00;
kbhagat6 0:1aac12a5f1e0 196 }
kbhagat6 0:1aac12a5f1e0 197 }
kbhagat6 0:1aac12a5f1e0 198
kbhagat6 0:1aac12a5f1e0 199 /* Write value back to ENABLE register */
kbhagat6 0:1aac12a5f1e0 200 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_ENABLE, reg_val)){
kbhagat6 0:1aac12a5f1e0 201 return false;
kbhagat6 0:1aac12a5f1e0 202 }
kbhagat6 0:1aac12a5f1e0 203
kbhagat6 0:1aac12a5f1e0 204
kbhagat6 0:1aac12a5f1e0 205
kbhagat6 0:1aac12a5f1e0 206 return true;
kbhagat6 0:1aac12a5f1e0 207 }
kbhagat6 0:1aac12a5f1e0 208
kbhagat6 0:1aac12a5f1e0 209 uint8_t glibr::getMode()
kbhagat6 0:1aac12a5f1e0 210 {
kbhagat6 0:1aac12a5f1e0 211 uint8_t val;
kbhagat6 0:1aac12a5f1e0 212 val= I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ENABLE);
kbhagat6 0:1aac12a5f1e0 213 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 214 return ERROR;
kbhagat6 0:1aac12a5f1e0 215 }
kbhagat6 0:1aac12a5f1e0 216 return val;
kbhagat6 0:1aac12a5f1e0 217 }
kbhagat6 0:1aac12a5f1e0 218
kbhagat6 0:1aac12a5f1e0 219
kbhagat6 0:1aac12a5f1e0 220
kbhagat6 0:1aac12a5f1e0 221 bool glibr::enableLightSensor(bool interrupts)
kbhagat6 0:1aac12a5f1e0 222 {
kbhagat6 0:1aac12a5f1e0 223
kbhagat6 0:1aac12a5f1e0 224 /* Set default gain, interrupts, enable power, and enable sensor */
kbhagat6 0:1aac12a5f1e0 225 if( !setAmbientLightGain(DEFAULT_AGAIN) ) {
kbhagat6 0:1aac12a5f1e0 226 return false;
kbhagat6 0:1aac12a5f1e0 227 }
kbhagat6 0:1aac12a5f1e0 228 if( interrupts ) {
kbhagat6 0:1aac12a5f1e0 229 if( !setAmbientLightIntEnable(1) ) {
kbhagat6 0:1aac12a5f1e0 230 return false;
kbhagat6 0:1aac12a5f1e0 231 }
kbhagat6 0:1aac12a5f1e0 232 } else {
kbhagat6 0:1aac12a5f1e0 233 if( !setAmbientLightIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 234 return false;
kbhagat6 0:1aac12a5f1e0 235 }
kbhagat6 0:1aac12a5f1e0 236 }
kbhagat6 0:1aac12a5f1e0 237 if( !enablePower() ){
kbhagat6 0:1aac12a5f1e0 238 return false;
kbhagat6 0:1aac12a5f1e0 239 }
kbhagat6 0:1aac12a5f1e0 240 if( !setMode(AMBIENT_LIGHT, 1) ) {
kbhagat6 0:1aac12a5f1e0 241 return false;
kbhagat6 0:1aac12a5f1e0 242 }
kbhagat6 0:1aac12a5f1e0 243
kbhagat6 0:1aac12a5f1e0 244 return true;
kbhagat6 0:1aac12a5f1e0 245
kbhagat6 0:1aac12a5f1e0 246 }
kbhagat6 0:1aac12a5f1e0 247
kbhagat6 0:1aac12a5f1e0 248 /**
kbhagat6 0:1aac12a5f1e0 249 * @brief Ends the light sensor on the APDS-9960
kbhagat6 0:1aac12a5f1e0 250 *
kbhagat6 0:1aac12a5f1e0 251 * @return True if sensor disabled correctly. False on error.
kbhagat6 0:1aac12a5f1e0 252 */
kbhagat6 0:1aac12a5f1e0 253 bool glibr::disableLightSensor()
kbhagat6 0:1aac12a5f1e0 254 {
kbhagat6 0:1aac12a5f1e0 255 if( !setAmbientLightIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 256 return false;
kbhagat6 0:1aac12a5f1e0 257 }
kbhagat6 0:1aac12a5f1e0 258 if( !setMode(AMBIENT_LIGHT, 0) ) {
kbhagat6 0:1aac12a5f1e0 259 return false;
kbhagat6 0:1aac12a5f1e0 260 }
kbhagat6 0:1aac12a5f1e0 261
kbhagat6 0:1aac12a5f1e0 262 return true;
kbhagat6 0:1aac12a5f1e0 263 }
kbhagat6 0:1aac12a5f1e0 264
kbhagat6 0:1aac12a5f1e0 265 /**
kbhagat6 0:1aac12a5f1e0 266 * @brief Starts the proximity sensor on the APDS-9960
kbhagat6 0:1aac12a5f1e0 267 *
kbhagat6 0:1aac12a5f1e0 268 * @param[in] interrupts true to enable hardware external interrupt on proximity
kbhagat6 0:1aac12a5f1e0 269 * @return True if sensor enabled correctly. False on error.
kbhagat6 0:1aac12a5f1e0 270 */
kbhagat6 0:1aac12a5f1e0 271 bool glibr::enableProximitySensor(bool interrupts)
kbhagat6 0:1aac12a5f1e0 272 {
kbhagat6 0:1aac12a5f1e0 273 /* Set default gain, LED, interrupts, enable power, and enable sensor */
kbhagat6 0:1aac12a5f1e0 274 if( !setProximityGain(DEFAULT_PGAIN) ) {
kbhagat6 0:1aac12a5f1e0 275 return false;
kbhagat6 0:1aac12a5f1e0 276 }
kbhagat6 0:1aac12a5f1e0 277 if( !setLEDDrive(DEFAULT_LDRIVE) ) {
kbhagat6 0:1aac12a5f1e0 278 return false;
kbhagat6 0:1aac12a5f1e0 279 }
kbhagat6 0:1aac12a5f1e0 280 if( interrupts ) {
kbhagat6 0:1aac12a5f1e0 281 if( !setProximityIntEnable(1) ) {
kbhagat6 0:1aac12a5f1e0 282 return false;
kbhagat6 0:1aac12a5f1e0 283 }
kbhagat6 0:1aac12a5f1e0 284 } else {
kbhagat6 0:1aac12a5f1e0 285 if( !setProximityIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 286 return false;
kbhagat6 0:1aac12a5f1e0 287 }
kbhagat6 0:1aac12a5f1e0 288 }
kbhagat6 0:1aac12a5f1e0 289 if( !enablePower() ){
kbhagat6 0:1aac12a5f1e0 290 return false;
kbhagat6 0:1aac12a5f1e0 291 }
kbhagat6 0:1aac12a5f1e0 292 if( !setMode(PROXIMITY, 1) ) {
kbhagat6 0:1aac12a5f1e0 293 return false;
kbhagat6 0:1aac12a5f1e0 294 }
kbhagat6 0:1aac12a5f1e0 295
kbhagat6 0:1aac12a5f1e0 296 return true;
kbhagat6 0:1aac12a5f1e0 297 }
kbhagat6 0:1aac12a5f1e0 298
kbhagat6 0:1aac12a5f1e0 299 /**
kbhagat6 0:1aac12a5f1e0 300 * @brief Ends the proximity sensor on the APDS-9960
kbhagat6 0:1aac12a5f1e0 301 *
kbhagat6 0:1aac12a5f1e0 302 * @return True if sensor disabled correctly. False on error.
kbhagat6 0:1aac12a5f1e0 303 */
kbhagat6 0:1aac12a5f1e0 304 bool glibr::disableProximitySensor()
kbhagat6 0:1aac12a5f1e0 305 {
kbhagat6 0:1aac12a5f1e0 306 if( !setProximityIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 307 return false;
kbhagat6 0:1aac12a5f1e0 308 }
kbhagat6 0:1aac12a5f1e0 309 if( !setMode(PROXIMITY, 0) ) {
kbhagat6 0:1aac12a5f1e0 310 return false;
kbhagat6 0:1aac12a5f1e0 311 }
kbhagat6 0:1aac12a5f1e0 312
kbhagat6 0:1aac12a5f1e0 313 return true;
kbhagat6 0:1aac12a5f1e0 314 }
kbhagat6 0:1aac12a5f1e0 315
kbhagat6 0:1aac12a5f1e0 316
kbhagat6 0:1aac12a5f1e0 317 /**
kbhagat6 0:1aac12a5f1e0 318 * @brief Starts the gesture recognition engine on the APDS-9960
kbhagat6 0:1aac12a5f1e0 319 *
kbhagat6 0:1aac12a5f1e0 320 * @param[in] interrupts true to enable hardware external interrupt on gesture
kbhagat6 0:1aac12a5f1e0 321 * @return True if engine enabled correctly. False on error.
kbhagat6 0:1aac12a5f1e0 322 */
kbhagat6 0:1aac12a5f1e0 323 bool glibr::enableGestureSensor(bool interrupts)
kbhagat6 0:1aac12a5f1e0 324 {
kbhagat6 0:1aac12a5f1e0 325
kbhagat6 0:1aac12a5f1e0 326 /* Enable gesture mode
kbhagat6 0:1aac12a5f1e0 327 Set ENABLE to 0 (power off)
kbhagat6 0:1aac12a5f1e0 328 Set WTIME to 0xFF
kbhagat6 0:1aac12a5f1e0 329 Set AUX to LED_BOOST_300
kbhagat6 0:1aac12a5f1e0 330 Enable PON, WEN, PEN, GEN in ENABLE
kbhagat6 0:1aac12a5f1e0 331 */
kbhagat6 0:1aac12a5f1e0 332
kbhagat6 0:1aac12a5f1e0 333 resetGestureParameters();
kbhagat6 0:1aac12a5f1e0 334 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_WTIME, 0xFF) ) {
kbhagat6 0:1aac12a5f1e0 335 return false;
kbhagat6 0:1aac12a5f1e0 336 }
kbhagat6 0:1aac12a5f1e0 337 if(I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PPULSE, DEFAULT_GESTURE_PPULSE) ) {
kbhagat6 0:1aac12a5f1e0 338 return false;
kbhagat6 0:1aac12a5f1e0 339 }
kbhagat6 0:1aac12a5f1e0 340 if( !setLEDBoost(LED_BOOST_300) ) {
kbhagat6 0:1aac12a5f1e0 341 return false;
kbhagat6 0:1aac12a5f1e0 342 }
kbhagat6 0:1aac12a5f1e0 343 if( interrupts ) {
kbhagat6 0:1aac12a5f1e0 344 if( !setGestureIntEnable(1) ) {
kbhagat6 0:1aac12a5f1e0 345 return false;
kbhagat6 0:1aac12a5f1e0 346 }
kbhagat6 0:1aac12a5f1e0 347 } else {
kbhagat6 0:1aac12a5f1e0 348 if( !setGestureIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 349 return false;
kbhagat6 0:1aac12a5f1e0 350 }
kbhagat6 0:1aac12a5f1e0 351 }
kbhagat6 0:1aac12a5f1e0 352 if( !setGestureMode(1) ) {
kbhagat6 0:1aac12a5f1e0 353 return false;
kbhagat6 0:1aac12a5f1e0 354 }
kbhagat6 0:1aac12a5f1e0 355 if( !enablePower() ){
kbhagat6 0:1aac12a5f1e0 356 return false;
kbhagat6 0:1aac12a5f1e0 357 }
kbhagat6 0:1aac12a5f1e0 358 if( !setMode(WAIT, 1) ) {
kbhagat6 0:1aac12a5f1e0 359 return false;
kbhagat6 0:1aac12a5f1e0 360 }
kbhagat6 0:1aac12a5f1e0 361 if( !setMode(PROXIMITY, 1) ) {
kbhagat6 0:1aac12a5f1e0 362 return false;
kbhagat6 0:1aac12a5f1e0 363 }
kbhagat6 0:1aac12a5f1e0 364 if( !setMode(GESTURE, 1) ) {
kbhagat6 0:1aac12a5f1e0 365 return false;
kbhagat6 0:1aac12a5f1e0 366 }
kbhagat6 0:1aac12a5f1e0 367
kbhagat6 0:1aac12a5f1e0 368 return true;
kbhagat6 0:1aac12a5f1e0 369 }
kbhagat6 0:1aac12a5f1e0 370
kbhagat6 0:1aac12a5f1e0 371 /**
kbhagat6 0:1aac12a5f1e0 372 * @brief Ends the gesture recognition engine on the APDS-9960
kbhagat6 0:1aac12a5f1e0 373 *
kbhagat6 0:1aac12a5f1e0 374 * @return True if engine disabled correctly. False on error.
kbhagat6 0:1aac12a5f1e0 375 */
kbhagat6 0:1aac12a5f1e0 376 bool glibr::disableGestureSensor()
kbhagat6 0:1aac12a5f1e0 377 {
kbhagat6 0:1aac12a5f1e0 378 resetGestureParameters();
kbhagat6 0:1aac12a5f1e0 379 if( !setGestureIntEnable(0) ) {
kbhagat6 0:1aac12a5f1e0 380 return false;
kbhagat6 0:1aac12a5f1e0 381 }
kbhagat6 0:1aac12a5f1e0 382 if( !setGestureMode(0) ) {
kbhagat6 0:1aac12a5f1e0 383 return false;
kbhagat6 0:1aac12a5f1e0 384 }
kbhagat6 0:1aac12a5f1e0 385 if( !setMode(GESTURE, 0) ) {
kbhagat6 0:1aac12a5f1e0 386 return false;
kbhagat6 0:1aac12a5f1e0 387 }
kbhagat6 0:1aac12a5f1e0 388
kbhagat6 0:1aac12a5f1e0 389 return true;
kbhagat6 0:1aac12a5f1e0 390 }
kbhagat6 0:1aac12a5f1e0 391
kbhagat6 0:1aac12a5f1e0 392
kbhagat6 0:1aac12a5f1e0 393 /**
kbhagat6 0:1aac12a5f1e0 394 * @brief Determines if there is a gesture available for reading
kbhagat6 0:1aac12a5f1e0 395 *
kbhagat6 0:1aac12a5f1e0 396 * @return True if gesture available. False otherwise.
kbhagat6 0:1aac12a5f1e0 397 */
kbhagat6 0:1aac12a5f1e0 398 bool glibr::isGestureAvailable()
kbhagat6 0:1aac12a5f1e0 399 {
kbhagat6 0:1aac12a5f1e0 400 uint8_t val;
kbhagat6 0:1aac12a5f1e0 401
kbhagat6 0:1aac12a5f1e0 402 /* Read value from GSTATUS register */
kbhagat6 0:1aac12a5f1e0 403 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_GSTATUS);
kbhagat6 0:1aac12a5f1e0 404 if( val==ERROR) {
kbhagat6 0:1aac12a5f1e0 405 return ERROR;
kbhagat6 0:1aac12a5f1e0 406 }
kbhagat6 0:1aac12a5f1e0 407
kbhagat6 0:1aac12a5f1e0 408 /* Shift and mask out GVALID bit */
kbhagat6 0:1aac12a5f1e0 409 val &= APDS9960_GVALID;
kbhagat6 0:1aac12a5f1e0 410
kbhagat6 0:1aac12a5f1e0 411 /* Return true/false based on GVALID bit */
kbhagat6 0:1aac12a5f1e0 412 if( val == 1) {
kbhagat6 0:1aac12a5f1e0 413 return true;
kbhagat6 0:1aac12a5f1e0 414 } else {
kbhagat6 0:1aac12a5f1e0 415 return false;
kbhagat6 0:1aac12a5f1e0 416 }
kbhagat6 0:1aac12a5f1e0 417 }
kbhagat6 0:1aac12a5f1e0 418
kbhagat6 0:1aac12a5f1e0 419 int glibr::readGesture()
kbhagat6 0:1aac12a5f1e0 420 {
kbhagat6 0:1aac12a5f1e0 421 uint8_t fifo_level = 0;
kbhagat6 0:1aac12a5f1e0 422 // uint8_t bytes_expected= 0;
kbhagat6 0:1aac12a5f1e0 423 int check;
kbhagat6 0:1aac12a5f1e0 424 //char fifo_data[128];
kbhagat6 0:1aac12a5f1e0 425 char fifo_data[128];
kbhagat6 0:1aac12a5f1e0 426 char *fptr;
kbhagat6 0:1aac12a5f1e0 427 fptr= fifo_data;
kbhagat6 0:1aac12a5f1e0 428
kbhagat6 0:1aac12a5f1e0 429 uint8_t gstatus;
kbhagat6 0:1aac12a5f1e0 430 int motion;
kbhagat6 0:1aac12a5f1e0 431 int i;
kbhagat6 0:1aac12a5f1e0 432
kbhagat6 0:1aac12a5f1e0 433 /* Make sure that power and gesture is on and data is valid */
kbhagat6 0:1aac12a5f1e0 434 if( !isGestureAvailable() || !(getMode() & 0x41) ) {
kbhagat6 0:1aac12a5f1e0 435 return DIR_NONE;
kbhagat6 0:1aac12a5f1e0 436 }
kbhagat6 0:1aac12a5f1e0 437
kbhagat6 0:1aac12a5f1e0 438
kbhagat6 0:1aac12a5f1e0 439 /* Keep looping as long as gesture data is valid */
kbhagat6 0:1aac12a5f1e0 440 while(1) {
kbhagat6 0:1aac12a5f1e0 441
kbhagat6 0:1aac12a5f1e0 442 /* Wait some time to collect next batch of FIFO data */
kenjiArai 5:20566fe6ed51 443 // by Arai / JH1PJL
kenjiArai 5:20566fe6ed51 444 /* wait(FIFO_PAUSE_TIME); */
kenjiArai 5:20566fe6ed51 445 ThisThread::sleep_for(FIFO_PAUSE_TIME);
kbhagat6 0:1aac12a5f1e0 446
kbhagat6 0:1aac12a5f1e0 447 /* Get the contents of the STATUS register. Is data still valid? */
kbhagat6 0:1aac12a5f1e0 448
kbhagat6 0:1aac12a5f1e0 449 gstatus=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_GSTATUS);
kbhagat6 0:1aac12a5f1e0 450 if( gstatus==ERROR ) {
kbhagat6 0:1aac12a5f1e0 451 return ERROR;
kbhagat6 0:1aac12a5f1e0 452 }
kbhagat6 0:1aac12a5f1e0 453 /* If we have valid data, read in FIFO */
kbhagat6 0:1aac12a5f1e0 454 if( (gstatus & APDS9960_GVALID) == APDS9960_GVALID ) {
kbhagat6 0:1aac12a5f1e0 455
kbhagat6 0:1aac12a5f1e0 456 /* Read the current FIFO level */
kbhagat6 0:1aac12a5f1e0 457 fifo_level=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_GFLVL);
kbhagat6 0:1aac12a5f1e0 458 if( fifo_level==ERROR ) {
kbhagat6 0:1aac12a5f1e0 459 return ERROR;
kbhagat6 0:1aac12a5f1e0 460 }
kbhagat6 0:1aac12a5f1e0 461
kbhagat6 0:1aac12a5f1e0 462 //#if DEBUG
kbhagat6 0:1aac12a5f1e0 463 // Serial.print("FIFO Level: ");
kbhagat6 0:1aac12a5f1e0 464 // Serial.println(fifo_level);
kbhagat6 0:1aac12a5f1e0 465 //#endif
kbhagat6 0:1aac12a5f1e0 466
kbhagat6 0:1aac12a5f1e0 467 /* If there's stuff in the FIFO, read it into our data block */ //NEED TO FIGURE OUT WHAT THIS IS DOING.
kbhagat6 0:1aac12a5f1e0 468
kbhagat6 0:1aac12a5f1e0 469 if( fifo_level > 0) {
kbhagat6 0:1aac12a5f1e0 470 check = I2CReadDataBlock(APDS9960_I2C_ADDR,APDS9960_GFIFO_U,
kbhagat6 0:1aac12a5f1e0 471 fptr,
kbhagat6 0:1aac12a5f1e0 472 (fifo_level * 4) );
kbhagat6 0:1aac12a5f1e0 473
kbhagat6 0:1aac12a5f1e0 474 if( check == -1 ) {
kbhagat6 0:1aac12a5f1e0 475 return ERROR;
kbhagat6 0:1aac12a5f1e0 476 }
kbhagat6 0:1aac12a5f1e0 477
kbhagat6 0:1aac12a5f1e0 478 #if DEBUG
kbhagat6 0:1aac12a5f1e0 479 //Serial.print("FIFO Dump: ");
kbhagat6 0:1aac12a5f1e0 480 for ( i = 0; i < (fifo_level * 4); i++ ) {
kbhagat6 0:1aac12a5f1e0 481 // Serial.print(fifo_data[i]);
kbhagat6 0:1aac12a5f1e0 482 // Serial.print(" ");
kbhagat6 0:1aac12a5f1e0 483 }
kbhagat6 0:1aac12a5f1e0 484 //Serial.println();
kbhagat6 0:1aac12a5f1e0 485 #endif
kbhagat6 0:1aac12a5f1e0 486
kbhagat6 0:1aac12a5f1e0 487 /* If at least 1 set of data, sort the data into U/D/L/R */
kbhagat6 0:1aac12a5f1e0 488 if((fifo_level * 4) >= 4 ) {
kbhagat6 0:1aac12a5f1e0 489 for( i = 0; i < (fifo_level * 4); i += 4 ) {
kbhagat6 0:1aac12a5f1e0 490 gesture_data_.u_data[gesture_data_.sindex] = \
kbhagat6 0:1aac12a5f1e0 491 fifo_data[i + 0];
kbhagat6 0:1aac12a5f1e0 492 gesture_data_.d_data[gesture_data_.sindex] = \
kbhagat6 0:1aac12a5f1e0 493 fifo_data[i + 1];
kbhagat6 0:1aac12a5f1e0 494 gesture_data_.l_data[gesture_data_.sindex] = \
kbhagat6 0:1aac12a5f1e0 495 fifo_data[i + 2];
kbhagat6 0:1aac12a5f1e0 496 gesture_data_.r_data[gesture_data_.sindex] = \
kbhagat6 0:1aac12a5f1e0 497 fifo_data[i + 3];
kbhagat6 0:1aac12a5f1e0 498 gesture_data_.sindex++;
kbhagat6 0:1aac12a5f1e0 499 gesture_data_.total_gestures++;
kbhagat6 0:1aac12a5f1e0 500 }
kbhagat6 0:1aac12a5f1e0 501
kbhagat6 0:1aac12a5f1e0 502 #if DEBUG
kbhagat6 0:1aac12a5f1e0 503 // Serial.print("Up Data: ");
kbhagat6 0:1aac12a5f1e0 504 for ( i = 0; i < gesture_data_.total_gestures; i++ ) {
kbhagat6 0:1aac12a5f1e0 505 // Serial.print(gesture_data_.u_data[i]);
kbhagat6 0:1aac12a5f1e0 506 // Serial.print(" ");
kbhagat6 0:1aac12a5f1e0 507 }
kbhagat6 0:1aac12a5f1e0 508 // Serial.println();
kbhagat6 0:1aac12a5f1e0 509 #endif
kbhagat6 0:1aac12a5f1e0 510
kbhagat6 0:1aac12a5f1e0 511 /* Filter and process gesture data. Decode near/far state */
kbhagat6 0:1aac12a5f1e0 512 if( processGestureData() ) {
kbhagat6 0:1aac12a5f1e0 513 if( decodeGesture() ) {
kbhagat6 0:1aac12a5f1e0 514 //***TODO: U-Turn Gestures
kbhagat6 0:1aac12a5f1e0 515 #if DEBUG
kbhagat6 0:1aac12a5f1e0 516 //Serial.println(gesture_motion_);
kbhagat6 0:1aac12a5f1e0 517 #endif
kbhagat6 0:1aac12a5f1e0 518 }
kbhagat6 0:1aac12a5f1e0 519 }
kbhagat6 0:1aac12a5f1e0 520
kbhagat6 0:1aac12a5f1e0 521 /* Reset data */
kbhagat6 0:1aac12a5f1e0 522 gesture_data_.sindex = 0;
kbhagat6 0:1aac12a5f1e0 523 gesture_data_.total_gestures = 0;
kbhagat6 0:1aac12a5f1e0 524 }
kbhagat6 0:1aac12a5f1e0 525 }
kbhagat6 0:1aac12a5f1e0 526 } else {
kbhagat6 0:1aac12a5f1e0 527
kbhagat6 0:1aac12a5f1e0 528 /* Determine best guessed gesture and clean up */
kenjiArai 5:20566fe6ed51 529 // by Arai / JH1PJL
kenjiArai 5:20566fe6ed51 530 /* wait(FIFO_PAUSE_TIME); */
kenjiArai 5:20566fe6ed51 531 ThisThread::sleep_for(FIFO_PAUSE_TIME);
kbhagat6 0:1aac12a5f1e0 532 decodeGesture();
kbhagat6 0:1aac12a5f1e0 533 motion = gesture_motion_;
kbhagat6 0:1aac12a5f1e0 534 #if DEBUG
kbhagat6 0:1aac12a5f1e0 535 // Serial.print("END: ");
kbhagat6 0:1aac12a5f1e0 536 // Serial.println(gesture_motion_);
kbhagat6 0:1aac12a5f1e0 537 #endif
kbhagat6 0:1aac12a5f1e0 538 resetGestureParameters();
kbhagat6 0:1aac12a5f1e0 539 return motion;
kbhagat6 0:1aac12a5f1e0 540 }
kbhagat6 0:1aac12a5f1e0 541 }
kbhagat6 0:1aac12a5f1e0 542 // delete fptr;
kbhagat6 0:1aac12a5f1e0 543 }
kbhagat6 0:1aac12a5f1e0 544 /**
kbhagat6 0:1aac12a5f1e0 545 * Turn the APDS-9960 on
kbhagat6 0:1aac12a5f1e0 546 *
kbhagat6 0:1aac12a5f1e0 547 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 548 */
kbhagat6 0:1aac12a5f1e0 549 bool glibr::enablePower()
kbhagat6 0:1aac12a5f1e0 550 {
kbhagat6 2:ba051af6731a 551 if( !setMode(Power, 1) ) {
kbhagat6 0:1aac12a5f1e0 552 return false;
kbhagat6 0:1aac12a5f1e0 553 }
kbhagat6 0:1aac12a5f1e0 554
kbhagat6 0:1aac12a5f1e0 555 return true;
kbhagat6 0:1aac12a5f1e0 556 }
kbhagat6 0:1aac12a5f1e0 557
kbhagat6 0:1aac12a5f1e0 558 /**
kbhagat6 0:1aac12a5f1e0 559 * Turn the APDS-9960 off
kbhagat6 0:1aac12a5f1e0 560 *
kbhagat6 0:1aac12a5f1e0 561 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 562 */
kbhagat6 0:1aac12a5f1e0 563 bool glibr::disablePower()
kbhagat6 0:1aac12a5f1e0 564 {
kbhagat6 2:ba051af6731a 565 if( !setMode(Power, 0) ) {
kbhagat6 0:1aac12a5f1e0 566 return false;
kbhagat6 0:1aac12a5f1e0 567 }
kbhagat6 0:1aac12a5f1e0 568
kbhagat6 0:1aac12a5f1e0 569 return true;
kbhagat6 0:1aac12a5f1e0 570 }
kbhagat6 0:1aac12a5f1e0 571
kbhagat6 0:1aac12a5f1e0 572 /*******************************************************************************
kbhagat6 0:1aac12a5f1e0 573 * Ambient light and color sensor controls
kbhagat6 0:1aac12a5f1e0 574 ******************************************************************************/
kbhagat6 0:1aac12a5f1e0 575
kbhagat6 0:1aac12a5f1e0 576 /**
kbhagat6 0:1aac12a5f1e0 577 * @brief Reads the ambient (clear) light level as a 16-bit value
kbhagat6 0:1aac12a5f1e0 578 *
kbhagat6 0:1aac12a5f1e0 579 * @param[out] val value of the light sensor.
kbhagat6 0:1aac12a5f1e0 580 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 581 */
kbhagat6 0:1aac12a5f1e0 582 bool glibr::readAmbientLight(uint16_t &val)
kbhagat6 0:1aac12a5f1e0 583 {
kbhagat6 0:1aac12a5f1e0 584 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 585 val = 0;
kbhagat6 0:1aac12a5f1e0 586
kbhagat6 0:1aac12a5f1e0 587 /* Read value from clear channel, low byte register */
kbhagat6 0:1aac12a5f1e0 588 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CDATAL);
kbhagat6 0:1aac12a5f1e0 589 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 590 return false;
kbhagat6 0:1aac12a5f1e0 591 }
kbhagat6 0:1aac12a5f1e0 592 val = val_byte;
kbhagat6 0:1aac12a5f1e0 593
kbhagat6 0:1aac12a5f1e0 594 /* Read value from clear channel, high byte register */
kbhagat6 0:1aac12a5f1e0 595
kbhagat6 0:1aac12a5f1e0 596 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CDATAH);
kbhagat6 0:1aac12a5f1e0 597 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 598 return false;
kbhagat6 0:1aac12a5f1e0 599 }
kbhagat6 0:1aac12a5f1e0 600 val = val + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 601 return true;
kbhagat6 0:1aac12a5f1e0 602 }
kbhagat6 0:1aac12a5f1e0 603
kbhagat6 0:1aac12a5f1e0 604 /**
kbhagat6 0:1aac12a5f1e0 605 * @brief Reads the red light level as a 16-bit value
kbhagat6 0:1aac12a5f1e0 606 *
kbhagat6 0:1aac12a5f1e0 607 * @param[out] val value of the light sensor.
kbhagat6 0:1aac12a5f1e0 608 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 609 */
kbhagat6 0:1aac12a5f1e0 610 bool glibr::readRedLight(uint16_t &val)
kbhagat6 0:1aac12a5f1e0 611 {
kbhagat6 0:1aac12a5f1e0 612 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 613 val = 0;
kbhagat6 0:1aac12a5f1e0 614
kbhagat6 0:1aac12a5f1e0 615 /* Read value from clear channel, low byte register */
kbhagat6 0:1aac12a5f1e0 616 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_RDATAL);
kbhagat6 0:1aac12a5f1e0 617 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 618 return false;
kbhagat6 0:1aac12a5f1e0 619 }
kbhagat6 0:1aac12a5f1e0 620
kbhagat6 0:1aac12a5f1e0 621 val = val_byte;
kbhagat6 0:1aac12a5f1e0 622
kbhagat6 0:1aac12a5f1e0 623 /* Read value from clear channel, high byte register */
kbhagat6 0:1aac12a5f1e0 624 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_RDATAH);
kbhagat6 0:1aac12a5f1e0 625 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 626 return false;
kbhagat6 0:1aac12a5f1e0 627 }
kbhagat6 0:1aac12a5f1e0 628 val = val + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 629
kbhagat6 0:1aac12a5f1e0 630 return true;
kbhagat6 0:1aac12a5f1e0 631 }
kbhagat6 0:1aac12a5f1e0 632
kbhagat6 0:1aac12a5f1e0 633 /**
kbhagat6 0:1aac12a5f1e0 634 * @brief Reads the green light level as a 16-bit value
kbhagat6 0:1aac12a5f1e0 635 *
kbhagat6 0:1aac12a5f1e0 636 * @param[out] val value of the light sensor.
kbhagat6 0:1aac12a5f1e0 637 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 638 */
kbhagat6 0:1aac12a5f1e0 639
kbhagat6 0:1aac12a5f1e0 640 bool glibr::readGreenLight(uint16_t &val)
kbhagat6 0:1aac12a5f1e0 641 {
kbhagat6 0:1aac12a5f1e0 642 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 643 val = 0;
kbhagat6 0:1aac12a5f1e0 644
kbhagat6 0:1aac12a5f1e0 645 /* Read value from clear channel, low byte register */
kbhagat6 0:1aac12a5f1e0 646 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_GDATAL);
kbhagat6 0:1aac12a5f1e0 647 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 648 return false;
kbhagat6 0:1aac12a5f1e0 649 }
kbhagat6 0:1aac12a5f1e0 650
kbhagat6 0:1aac12a5f1e0 651 val = val_byte;
kbhagat6 0:1aac12a5f1e0 652
kbhagat6 0:1aac12a5f1e0 653 /* Read value from clear channel, high byte register */
kbhagat6 0:1aac12a5f1e0 654 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_GDATAH);
kbhagat6 0:1aac12a5f1e0 655 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 656 return false;
kbhagat6 0:1aac12a5f1e0 657 }
kbhagat6 0:1aac12a5f1e0 658 val = val + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 659
kbhagat6 0:1aac12a5f1e0 660 return true;
kbhagat6 0:1aac12a5f1e0 661 }
kbhagat6 0:1aac12a5f1e0 662
kbhagat6 0:1aac12a5f1e0 663 /**
kbhagat6 0:1aac12a5f1e0 664 * @brief Reads the red light level as a 16-bit value
kbhagat6 0:1aac12a5f1e0 665 *
kbhagat6 0:1aac12a5f1e0 666 * @param[out] val value of the light sensor.
kbhagat6 0:1aac12a5f1e0 667 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 668 */
kbhagat6 0:1aac12a5f1e0 669
kbhagat6 0:1aac12a5f1e0 670 bool glibr::readBlueLight(uint16_t &val)
kbhagat6 0:1aac12a5f1e0 671 {
kbhagat6 0:1aac12a5f1e0 672 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 673 val = 0;
kbhagat6 0:1aac12a5f1e0 674
kbhagat6 0:1aac12a5f1e0 675 /* Read value from clear channel, low byte register */
kbhagat6 0:1aac12a5f1e0 676 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_BDATAL);
kbhagat6 0:1aac12a5f1e0 677 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 678 return false;
kbhagat6 0:1aac12a5f1e0 679 }
kbhagat6 0:1aac12a5f1e0 680
kbhagat6 0:1aac12a5f1e0 681 val = val_byte;
kbhagat6 0:1aac12a5f1e0 682
kbhagat6 0:1aac12a5f1e0 683 /* Read value from clear channel, high byte register */
kbhagat6 0:1aac12a5f1e0 684 val_byte=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_BDATAH);
kbhagat6 0:1aac12a5f1e0 685 if( val_byte==ERROR) {
kbhagat6 0:1aac12a5f1e0 686 return false;
kbhagat6 0:1aac12a5f1e0 687 }
kbhagat6 0:1aac12a5f1e0 688 val = val + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 689
kbhagat6 0:1aac12a5f1e0 690 return true;
kbhagat6 0:1aac12a5f1e0 691 }
kbhagat6 0:1aac12a5f1e0 692
kbhagat6 0:1aac12a5f1e0 693 /*******************************************************************************
kbhagat6 0:1aac12a5f1e0 694 * Proximity sensor controls
kbhagat6 0:1aac12a5f1e0 695 ******************************************************************************/
kbhagat6 0:1aac12a5f1e0 696
kbhagat6 0:1aac12a5f1e0 697 /**
kbhagat6 0:1aac12a5f1e0 698 * @brief Reads the proximity level as an 8-bit value
kbhagat6 0:1aac12a5f1e0 699 *
kbhagat6 0:1aac12a5f1e0 700 * @param[out] val value of the proximity sensor.
kbhagat6 0:1aac12a5f1e0 701 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 702 */
kbhagat6 0:1aac12a5f1e0 703 bool glibr::readProximity(uint8_t &val)
kbhagat6 0:1aac12a5f1e0 704 {
kbhagat6 0:1aac12a5f1e0 705 val = 0;
kbhagat6 0:1aac12a5f1e0 706
kbhagat6 0:1aac12a5f1e0 707 /* Read value from proximity data register */
kbhagat6 0:1aac12a5f1e0 708 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_PDATA);
kbhagat6 0:1aac12a5f1e0 709
kbhagat6 0:1aac12a5f1e0 710 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 711 return false;
kbhagat6 0:1aac12a5f1e0 712 }
kbhagat6 0:1aac12a5f1e0 713
kbhagat6 0:1aac12a5f1e0 714 return true;
kbhagat6 0:1aac12a5f1e0 715 }
kbhagat6 0:1aac12a5f1e0 716
kbhagat6 0:1aac12a5f1e0 717 /*******************************************************************************
kbhagat6 0:1aac12a5f1e0 718 * High-level gesture controls
kbhagat6 0:1aac12a5f1e0 719 ******************************************************************************/
kbhagat6 0:1aac12a5f1e0 720
kbhagat6 0:1aac12a5f1e0 721 /**
kbhagat6 0:1aac12a5f1e0 722 * @brief Resets all the parameters in the gesture data member
kbhagat6 0:1aac12a5f1e0 723 */
kbhagat6 0:1aac12a5f1e0 724 void glibr::resetGestureParameters()
kbhagat6 0:1aac12a5f1e0 725 {
kbhagat6 0:1aac12a5f1e0 726 gesture_data_.sindex = 0;
kbhagat6 0:1aac12a5f1e0 727 gesture_data_.total_gestures = 0;
kbhagat6 0:1aac12a5f1e0 728
kbhagat6 0:1aac12a5f1e0 729 gesture_ud_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 730 gesture_lr_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 731
kbhagat6 0:1aac12a5f1e0 732 gesture_ud_count_ = 0;
kbhagat6 0:1aac12a5f1e0 733 gesture_lr_count_ = 0;
kbhagat6 0:1aac12a5f1e0 734
kbhagat6 0:1aac12a5f1e0 735 gesture_near_count_ = 0;
kbhagat6 0:1aac12a5f1e0 736 gesture_far_count_ = 0;
kbhagat6 0:1aac12a5f1e0 737
kbhagat6 0:1aac12a5f1e0 738 gesture_state_ = 0;
kbhagat6 0:1aac12a5f1e0 739 gesture_motion_ = DIR_NONE;
kbhagat6 0:1aac12a5f1e0 740 }
kbhagat6 0:1aac12a5f1e0 741
kbhagat6 0:1aac12a5f1e0 742 bool glibr::processGestureData()
kbhagat6 0:1aac12a5f1e0 743 {
kbhagat6 0:1aac12a5f1e0 744 uint8_t u_first = 0;
kbhagat6 0:1aac12a5f1e0 745 uint8_t d_first = 0;
kbhagat6 0:1aac12a5f1e0 746 uint8_t l_first = 0;
kbhagat6 0:1aac12a5f1e0 747 uint8_t r_first = 0;
kbhagat6 0:1aac12a5f1e0 748 uint8_t u_last = 0;
kbhagat6 0:1aac12a5f1e0 749 uint8_t d_last = 0;
kbhagat6 0:1aac12a5f1e0 750 uint8_t l_last = 0;
kbhagat6 0:1aac12a5f1e0 751 uint8_t r_last = 0;
kbhagat6 0:1aac12a5f1e0 752 int ud_ratio_first;
kbhagat6 0:1aac12a5f1e0 753 int lr_ratio_first;
kbhagat6 0:1aac12a5f1e0 754 int ud_ratio_last;
kbhagat6 0:1aac12a5f1e0 755 int lr_ratio_last;
kbhagat6 0:1aac12a5f1e0 756 int ud_delta;
kbhagat6 0:1aac12a5f1e0 757 int lr_delta;
kbhagat6 0:1aac12a5f1e0 758 int i;
kbhagat6 0:1aac12a5f1e0 759
kbhagat6 0:1aac12a5f1e0 760 /* If we have less than 4 total gestures, that's not enough */
kbhagat6 0:1aac12a5f1e0 761 if( gesture_data_.total_gestures <= 4 ) {
kbhagat6 0:1aac12a5f1e0 762 return false;
kbhagat6 0:1aac12a5f1e0 763 }
kbhagat6 0:1aac12a5f1e0 764
kbhagat6 0:1aac12a5f1e0 765 /* Check to make sure our data isn't out of bounds */
kbhagat6 0:1aac12a5f1e0 766 if( (gesture_data_.total_gestures <= 32) && \
kbhagat6 0:1aac12a5f1e0 767 (gesture_data_.total_gestures > 0) ) {
kbhagat6 0:1aac12a5f1e0 768
kbhagat6 0:1aac12a5f1e0 769 /* Find the first value in U/D/L/R above the threshold */
kbhagat6 0:1aac12a5f1e0 770 for( i = 0; i < gesture_data_.total_gestures; i++ ) {
kbhagat6 0:1aac12a5f1e0 771 if( (gesture_data_.u_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 772 (gesture_data_.d_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 773 (gesture_data_.l_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 774 (gesture_data_.r_data[i] > GESTURE_THRESHOLD_OUT) ) {
kbhagat6 0:1aac12a5f1e0 775
kbhagat6 0:1aac12a5f1e0 776 u_first = gesture_data_.u_data[i];
kbhagat6 0:1aac12a5f1e0 777 d_first = gesture_data_.d_data[i];
kbhagat6 0:1aac12a5f1e0 778 l_first = gesture_data_.l_data[i];
kbhagat6 0:1aac12a5f1e0 779 r_first = gesture_data_.r_data[i];
kbhagat6 0:1aac12a5f1e0 780 break;
kbhagat6 0:1aac12a5f1e0 781 }
kbhagat6 0:1aac12a5f1e0 782 }
kbhagat6 0:1aac12a5f1e0 783
kbhagat6 0:1aac12a5f1e0 784 /* If one of the _first values is 0, then there is no good data */
kbhagat6 0:1aac12a5f1e0 785 if( (u_first == 0) || (d_first == 0) || \
kbhagat6 0:1aac12a5f1e0 786 (l_first == 0) || (r_first == 0) ) {
kbhagat6 0:1aac12a5f1e0 787
kbhagat6 0:1aac12a5f1e0 788 return false;
kbhagat6 0:1aac12a5f1e0 789 }
kbhagat6 0:1aac12a5f1e0 790 /* Find the last value in U/D/L/R above the threshold */
kbhagat6 0:1aac12a5f1e0 791 for( i = gesture_data_.total_gestures - 1; i >= 0; i-- ) {
kbhagat6 0:1aac12a5f1e0 792 /* #if DEBUG
kbhagat6 0:1aac12a5f1e0 793 Serial.print(F("Finding last: "));
kbhagat6 0:1aac12a5f1e0 794 Serial.print(F("U:"));
kbhagat6 0:1aac12a5f1e0 795 Serial.print(gesture_data_.u_data[i]);
kbhagat6 0:1aac12a5f1e0 796 Serial.print(F(" D:"));
kbhagat6 0:1aac12a5f1e0 797 Serial.print(gesture_data_.d_data[i]);
kbhagat6 0:1aac12a5f1e0 798 Serial.print(F(" L:"));
kbhagat6 0:1aac12a5f1e0 799 Serial.print(gesture_data_.l_data[i]);
kbhagat6 0:1aac12a5f1e0 800 Serial.print(F(" R:"));
kbhagat6 0:1aac12a5f1e0 801 Serial.println(gesture_data_.r_data[i]);
kbhagat6 0:1aac12a5f1e0 802 #endif */
kbhagat6 0:1aac12a5f1e0 803 if( (gesture_data_.u_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 804 (gesture_data_.d_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 805 (gesture_data_.l_data[i] > GESTURE_THRESHOLD_OUT) &&
kbhagat6 0:1aac12a5f1e0 806 (gesture_data_.r_data[i] > GESTURE_THRESHOLD_OUT) ) {
kbhagat6 0:1aac12a5f1e0 807
kbhagat6 0:1aac12a5f1e0 808 u_last = gesture_data_.u_data[i];
kbhagat6 0:1aac12a5f1e0 809 d_last = gesture_data_.d_data[i];
kbhagat6 0:1aac12a5f1e0 810 l_last = gesture_data_.l_data[i];
kbhagat6 0:1aac12a5f1e0 811 r_last = gesture_data_.r_data[i];
kbhagat6 0:1aac12a5f1e0 812 break;
kbhagat6 0:1aac12a5f1e0 813 }
kbhagat6 0:1aac12a5f1e0 814 }
kbhagat6 0:1aac12a5f1e0 815 }
kbhagat6 0:1aac12a5f1e0 816
kbhagat6 0:1aac12a5f1e0 817 /* Calculate the first vs. last ratio of up/down and left/right */
kbhagat6 0:1aac12a5f1e0 818 ud_ratio_first = ((u_first - d_first) * 100) / (u_first + d_first);
kbhagat6 0:1aac12a5f1e0 819 lr_ratio_first = ((l_first - r_first) * 100) / (l_first + r_first);
kbhagat6 0:1aac12a5f1e0 820 ud_ratio_last = ((u_last - d_last) * 100) / (u_last + d_last);
kbhagat6 0:1aac12a5f1e0 821 lr_ratio_last = ((l_last - r_last) * 100) / (l_last + r_last);
kbhagat6 0:1aac12a5f1e0 822
kbhagat6 0:1aac12a5f1e0 823 /* #if DEBUG
kbhagat6 0:1aac12a5f1e0 824 Serial.print(F("Last Values: "));
kbhagat6 0:1aac12a5f1e0 825 Serial.print(F("U:"));
kbhagat6 0:1aac12a5f1e0 826 Serial.print(u_last);
kbhagat6 0:1aac12a5f1e0 827 Serial.print(F(" D:"));
kbhagat6 0:1aac12a5f1e0 828 Serial.print(d_last);
kbhagat6 0:1aac12a5f1e0 829 Serial.print(F(" L:"));
kbhagat6 0:1aac12a5f1e0 830 Serial.print(l_last);
kbhagat6 0:1aac12a5f1e0 831 Serial.print(F(" R:"));
kbhagat6 0:1aac12a5f1e0 832 Serial.println(r_last);
kbhagat6 0:1aac12a5f1e0 833
kbhagat6 0:1aac12a5f1e0 834 Serial.print(F("Ratios: "));
kbhagat6 0:1aac12a5f1e0 835 Serial.print(F("UD Fi: "));
kbhagat6 0:1aac12a5f1e0 836 Serial.print(ud_ratio_first);
kbhagat6 0:1aac12a5f1e0 837 Serial.print(F(" UD La: "));
kbhagat6 0:1aac12a5f1e0 838 Serial.print(ud_ratio_last);
kbhagat6 0:1aac12a5f1e0 839 Serial.print(F(" LR Fi: "));
kbhagat6 0:1aac12a5f1e0 840 Serial.print(lr_ratio_first);
kbhagat6 0:1aac12a5f1e0 841 Serial.print(F(" LR La: "));
kbhagat6 0:1aac12a5f1e0 842 Serial.println(lr_ratio_last);
kbhagat6 0:1aac12a5f1e0 843 #endif */
kbhagat6 0:1aac12a5f1e0 844
kbhagat6 0:1aac12a5f1e0 845 /* Determine the difference between the first and last ratios */
kbhagat6 0:1aac12a5f1e0 846 ud_delta = ud_ratio_last - ud_ratio_first;
kbhagat6 0:1aac12a5f1e0 847 lr_delta = lr_ratio_last - lr_ratio_first;
kbhagat6 0:1aac12a5f1e0 848
kbhagat6 0:1aac12a5f1e0 849 /* #if DEBUG
kbhagat6 0:1aac12a5f1e0 850 Serial.print("Deltas: ");
kbhagat6 0:1aac12a5f1e0 851 Serial.print("UD: ");
kbhagat6 0:1aac12a5f1e0 852 Serial.print(ud_delta);
kbhagat6 0:1aac12a5f1e0 853 Serial.print(" LR: ");
kbhagat6 0:1aac12a5f1e0 854 Serial.println(lr_delta);
kbhagat6 0:1aac12a5f1e0 855 #endif */
kbhagat6 0:1aac12a5f1e0 856
kbhagat6 0:1aac12a5f1e0 857 /* Accumulate the UD and LR delta values */
kbhagat6 0:1aac12a5f1e0 858 gesture_ud_delta_ += ud_delta;
kbhagat6 0:1aac12a5f1e0 859 gesture_lr_delta_ += lr_delta;
kbhagat6 0:1aac12a5f1e0 860
kbhagat6 0:1aac12a5f1e0 861 /* #if DEBUG
kbhagat6 0:1aac12a5f1e0 862 Serial.print("Accumulations: ");
kbhagat6 0:1aac12a5f1e0 863 Serial.print("UD: ");
kbhagat6 0:1aac12a5f1e0 864 Serial.print(gesture_ud_delta_);
kbhagat6 0:1aac12a5f1e0 865 Serial.print(" LR: ");
kbhagat6 0:1aac12a5f1e0 866 Serial.println(gesture_lr_delta_);
kbhagat6 0:1aac12a5f1e0 867 #endif */
kbhagat6 0:1aac12a5f1e0 868
kbhagat6 0:1aac12a5f1e0 869 /* Determine U/D gesture */
kbhagat6 0:1aac12a5f1e0 870 if( gesture_ud_delta_ >= GESTURE_SENSITIVITY_1 ) {
kbhagat6 0:1aac12a5f1e0 871 gesture_ud_count_ = 1;
kbhagat6 0:1aac12a5f1e0 872 } else if( gesture_ud_delta_ <= -GESTURE_SENSITIVITY_1 ) {
kbhagat6 0:1aac12a5f1e0 873 gesture_ud_count_ = -1;
kbhagat6 0:1aac12a5f1e0 874 } else {
kbhagat6 0:1aac12a5f1e0 875 gesture_ud_count_ = 0;
kbhagat6 0:1aac12a5f1e0 876 }
kbhagat6 0:1aac12a5f1e0 877
kbhagat6 0:1aac12a5f1e0 878 /* Determine L/R gesture */
kbhagat6 0:1aac12a5f1e0 879 if( gesture_lr_delta_ >= GESTURE_SENSITIVITY_1 ) {
kbhagat6 0:1aac12a5f1e0 880 gesture_lr_count_ = 1;
kbhagat6 0:1aac12a5f1e0 881 } else if( gesture_lr_delta_ <= -GESTURE_SENSITIVITY_1 ) {
kbhagat6 0:1aac12a5f1e0 882 gesture_lr_count_ = -1;
kbhagat6 0:1aac12a5f1e0 883 } else {
kbhagat6 0:1aac12a5f1e0 884 gesture_lr_count_ = 0;
kbhagat6 0:1aac12a5f1e0 885 }
kbhagat6 0:1aac12a5f1e0 886
kbhagat6 0:1aac12a5f1e0 887 /* Determine Near/Far gesture */
kbhagat6 0:1aac12a5f1e0 888 if( (gesture_ud_count_ == 0) && (gesture_lr_count_ == 0) ) {
kbhagat6 0:1aac12a5f1e0 889 if( (abs(ud_delta) < GESTURE_SENSITIVITY_2) && \
kbhagat6 0:1aac12a5f1e0 890 (abs(lr_delta) < GESTURE_SENSITIVITY_2) ) {
kbhagat6 0:1aac12a5f1e0 891
kbhagat6 0:1aac12a5f1e0 892 if( (ud_delta == 0) && (lr_delta == 0) ) {
kbhagat6 0:1aac12a5f1e0 893 gesture_near_count_++;
kbhagat6 0:1aac12a5f1e0 894 } else if( (ud_delta != 0) || (lr_delta != 0) ) {
kbhagat6 0:1aac12a5f1e0 895 gesture_far_count_++;
kbhagat6 0:1aac12a5f1e0 896 }
kbhagat6 0:1aac12a5f1e0 897
kbhagat6 0:1aac12a5f1e0 898 if( (gesture_near_count_ >= 10) && (gesture_far_count_ >= 2) ) {
kbhagat6 0:1aac12a5f1e0 899 if( (ud_delta == 0) && (lr_delta == 0) ) {
kbhagat6 0:1aac12a5f1e0 900 gesture_state_ = NEAR_STATE;
kbhagat6 0:1aac12a5f1e0 901 } else if( (ud_delta != 0) && (lr_delta != 0) ) {
kbhagat6 0:1aac12a5f1e0 902 gesture_state_ = FAR_STATE;
kbhagat6 0:1aac12a5f1e0 903 }
kbhagat6 0:1aac12a5f1e0 904 return true;
kbhagat6 0:1aac12a5f1e0 905 }
kbhagat6 0:1aac12a5f1e0 906 }
kbhagat6 0:1aac12a5f1e0 907 } else {
kbhagat6 0:1aac12a5f1e0 908 if( (abs(ud_delta) < GESTURE_SENSITIVITY_2) && \
kbhagat6 0:1aac12a5f1e0 909 (abs(lr_delta) < GESTURE_SENSITIVITY_2) ) {
kbhagat6 0:1aac12a5f1e0 910
kbhagat6 0:1aac12a5f1e0 911 if( (ud_delta == 0) && (lr_delta == 0) ) {
kbhagat6 0:1aac12a5f1e0 912 gesture_near_count_++;
kbhagat6 0:1aac12a5f1e0 913 }
kbhagat6 0:1aac12a5f1e0 914
kbhagat6 0:1aac12a5f1e0 915 if( gesture_near_count_ >= 5 ) {
kbhagat6 0:1aac12a5f1e0 916 gesture_ud_count_ = 0;
kbhagat6 0:1aac12a5f1e0 917 gesture_lr_count_ = 0;
kbhagat6 0:1aac12a5f1e0 918 gesture_ud_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 919 gesture_lr_delta_ = 0;
kbhagat6 0:1aac12a5f1e0 920 }
kbhagat6 0:1aac12a5f1e0 921 }
kbhagat6 0:1aac12a5f1e0 922 }
kbhagat6 0:1aac12a5f1e0 923
kbhagat6 0:1aac12a5f1e0 924 // #if DEBUG
kbhagat6 0:1aac12a5f1e0 925 /* printf("UD_CT: %d\n",gesture_ud_count_);
kbhagat6 0:1aac12a5f1e0 926 printf("LR_CT: %d\n",gesture_lr_count_);
kbhagat6 0:1aac12a5f1e0 927 printf("NEAR_CT: %d\n",gesture_near_count_);
kbhagat6 0:1aac12a5f1e0 928 printf(" FAR_CT: %d\n",gesture_far_count_);
kbhagat6 0:1aac12a5f1e0 929 printf("----------"); */
kbhagat6 0:1aac12a5f1e0 930 //#endif */
kbhagat6 0:1aac12a5f1e0 931
kbhagat6 0:1aac12a5f1e0 932 return false;
kbhagat6 0:1aac12a5f1e0 933 }
kbhagat6 0:1aac12a5f1e0 934
kbhagat6 0:1aac12a5f1e0 935 /**
kbhagat6 0:1aac12a5f1e0 936 * @brief Determines swipe direction or near/far state
kbhagat6 0:1aac12a5f1e0 937 *
kbhagat6 0:1aac12a5f1e0 938 * @return True if near/far event. False otherwise.
kbhagat6 0:1aac12a5f1e0 939 */
kbhagat6 0:1aac12a5f1e0 940 bool glibr::decodeGesture()
kbhagat6 0:1aac12a5f1e0 941 {
kbhagat6 0:1aac12a5f1e0 942 /* Return if near or far event is detected */
kbhagat6 0:1aac12a5f1e0 943 if( gesture_state_ == NEAR_STATE ) {
kbhagat6 0:1aac12a5f1e0 944 gesture_motion_ = DIR_NEAR;
kbhagat6 0:1aac12a5f1e0 945 return true;
kbhagat6 0:1aac12a5f1e0 946 } else if ( gesture_state_ == FAR_STATE ) {
kbhagat6 0:1aac12a5f1e0 947 gesture_motion_ = DIR_FAR;
kbhagat6 0:1aac12a5f1e0 948 return true;
kbhagat6 0:1aac12a5f1e0 949 }
kbhagat6 0:1aac12a5f1e0 950
kbhagat6 0:1aac12a5f1e0 951 /* Determine swipe direction */
kbhagat6 0:1aac12a5f1e0 952 if( (gesture_ud_count_ == -1) && (gesture_lr_count_ == 0) ) {
kbhagat6 0:1aac12a5f1e0 953 gesture_motion_ = DIR_UP;
kbhagat6 0:1aac12a5f1e0 954 } else if( (gesture_ud_count_ == 1) && (gesture_lr_count_ == 0) ) {
kbhagat6 0:1aac12a5f1e0 955 gesture_motion_ = DIR_DOWN;
kbhagat6 0:1aac12a5f1e0 956 } else if( (gesture_ud_count_ == 0) && (gesture_lr_count_ == 1) ) {
kbhagat6 0:1aac12a5f1e0 957 gesture_motion_ = DIR_RIGHT;
kbhagat6 0:1aac12a5f1e0 958 } else if( (gesture_ud_count_ == 0) && (gesture_lr_count_ == -1) ) {
kbhagat6 0:1aac12a5f1e0 959 gesture_motion_ = DIR_LEFT;
kbhagat6 0:1aac12a5f1e0 960 } else if( (gesture_ud_count_ == -1) && (gesture_lr_count_ == 1) ) {
kbhagat6 0:1aac12a5f1e0 961 if( abs(gesture_ud_delta_) > abs(gesture_lr_delta_) ) {
kbhagat6 0:1aac12a5f1e0 962 gesture_motion_ = DIR_UP;
kbhagat6 0:1aac12a5f1e0 963 } else {
kbhagat6 0:1aac12a5f1e0 964 gesture_motion_ = DIR_RIGHT;
kbhagat6 0:1aac12a5f1e0 965 }
kbhagat6 0:1aac12a5f1e0 966 } else if( (gesture_ud_count_ == 1) && (gesture_lr_count_ == -1) ) {
kbhagat6 0:1aac12a5f1e0 967 if( abs(gesture_ud_delta_) > abs(gesture_lr_delta_) ) {
kbhagat6 0:1aac12a5f1e0 968 gesture_motion_ = DIR_DOWN;
kbhagat6 0:1aac12a5f1e0 969 } else {
kbhagat6 0:1aac12a5f1e0 970 gesture_motion_ = DIR_LEFT;
kbhagat6 0:1aac12a5f1e0 971 }
kbhagat6 0:1aac12a5f1e0 972 } else if( (gesture_ud_count_ == -1) && (gesture_lr_count_ == -1) ) {
kbhagat6 0:1aac12a5f1e0 973 if( abs(gesture_ud_delta_) > abs(gesture_lr_delta_) ) {
kbhagat6 0:1aac12a5f1e0 974 gesture_motion_ = DIR_UP;
kbhagat6 0:1aac12a5f1e0 975 } else {
kbhagat6 0:1aac12a5f1e0 976 gesture_motion_ = DIR_LEFT;
kbhagat6 0:1aac12a5f1e0 977 }
kbhagat6 0:1aac12a5f1e0 978 } else if( (gesture_ud_count_ == 1) && (gesture_lr_count_ == 1) ) {
kbhagat6 0:1aac12a5f1e0 979 if( abs(gesture_ud_delta_) > abs(gesture_lr_delta_) ) {
kbhagat6 0:1aac12a5f1e0 980 gesture_motion_ = DIR_DOWN;
kbhagat6 0:1aac12a5f1e0 981 } else {
kbhagat6 0:1aac12a5f1e0 982 gesture_motion_ = DIR_RIGHT;
kbhagat6 0:1aac12a5f1e0 983 }
kbhagat6 0:1aac12a5f1e0 984 } else {
kbhagat6 0:1aac12a5f1e0 985 return false;
kbhagat6 0:1aac12a5f1e0 986 }
kbhagat6 0:1aac12a5f1e0 987
kbhagat6 0:1aac12a5f1e0 988 return true;
kbhagat6 0:1aac12a5f1e0 989 }
kbhagat6 0:1aac12a5f1e0 990
kbhagat6 0:1aac12a5f1e0 991 /*******************************************************************************
kbhagat6 0:1aac12a5f1e0 992 * Getters and setters for register values
kbhagat6 0:1aac12a5f1e0 993 ******************************************************************************/
kbhagat6 0:1aac12a5f1e0 994
kbhagat6 0:1aac12a5f1e0 995 /**
kbhagat6 0:1aac12a5f1e0 996 * @brief Returns the lower threshold for proximity detection
kbhagat6 0:1aac12a5f1e0 997 *
kbhagat6 0:1aac12a5f1e0 998 * @return lower threshold
kbhagat6 0:1aac12a5f1e0 999 */
kbhagat6 0:1aac12a5f1e0 1000
kbhagat6 0:1aac12a5f1e0 1001 uint8_t glibr::getProxIntLowThresh()
kbhagat6 0:1aac12a5f1e0 1002 {
kbhagat6 0:1aac12a5f1e0 1003 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1004
kbhagat6 0:1aac12a5f1e0 1005 /* Read value from PILT register */
kbhagat6 0:1aac12a5f1e0 1006 /* if( !wireReadDataByte(APDS9960_PILT, val) ) {
kbhagat6 0:1aac12a5f1e0 1007 val = 0;
kbhagat6 0:1aac12a5f1e0 1008 }*/
kbhagat6 0:1aac12a5f1e0 1009 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_PILT);
kbhagat6 0:1aac12a5f1e0 1010 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 1011 val=0;
kbhagat6 0:1aac12a5f1e0 1012 }
kbhagat6 0:1aac12a5f1e0 1013
kbhagat6 0:1aac12a5f1e0 1014 return val;
kbhagat6 0:1aac12a5f1e0 1015 }
kbhagat6 0:1aac12a5f1e0 1016
kbhagat6 0:1aac12a5f1e0 1017 /**
kbhagat6 0:1aac12a5f1e0 1018 * @brief Sets the lower threshold for proximity detection
kbhagat6 0:1aac12a5f1e0 1019 *
kbhagat6 0:1aac12a5f1e0 1020 * @param[in] threshold the lower proximity threshold
kbhagat6 0:1aac12a5f1e0 1021 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1022 */
kbhagat6 0:1aac12a5f1e0 1023 bool glibr::setProxIntLowThresh(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1024 {
kbhagat6 0:1aac12a5f1e0 1025 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PILT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1026 return false;
kbhagat6 0:1aac12a5f1e0 1027 }
kbhagat6 0:1aac12a5f1e0 1028
kbhagat6 0:1aac12a5f1e0 1029 return true;
kbhagat6 0:1aac12a5f1e0 1030 }
kbhagat6 0:1aac12a5f1e0 1031
kbhagat6 0:1aac12a5f1e0 1032 /**
kbhagat6 0:1aac12a5f1e0 1033 * @brief Returns the high threshold for proximity detection
kbhagat6 0:1aac12a5f1e0 1034 *
kbhagat6 0:1aac12a5f1e0 1035 * @return high threshold
kbhagat6 0:1aac12a5f1e0 1036 */
kbhagat6 0:1aac12a5f1e0 1037 uint8_t glibr::getProxIntHighThresh()
kbhagat6 0:1aac12a5f1e0 1038 {
kbhagat6 0:1aac12a5f1e0 1039 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1040
kbhagat6 0:1aac12a5f1e0 1041 /* Read value from PIHT register */
kbhagat6 0:1aac12a5f1e0 1042 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_PILT);
kbhagat6 0:1aac12a5f1e0 1043 if( val==ERROR ) {
kbhagat6 0:1aac12a5f1e0 1044 val = 0;
kbhagat6 0:1aac12a5f1e0 1045 }
kbhagat6 0:1aac12a5f1e0 1046
kbhagat6 0:1aac12a5f1e0 1047 return val;
kbhagat6 0:1aac12a5f1e0 1048 }
kbhagat6 0:1aac12a5f1e0 1049
kbhagat6 0:1aac12a5f1e0 1050 /**
kbhagat6 0:1aac12a5f1e0 1051 * @brief Sets the high threshold for proximity detection
kbhagat6 0:1aac12a5f1e0 1052 *
kbhagat6 0:1aac12a5f1e0 1053 * @param[in] threshold the high proximity threshold
kbhagat6 0:1aac12a5f1e0 1054 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1055 */
kbhagat6 0:1aac12a5f1e0 1056 bool glibr::setProxIntHighThresh(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1057 {
kbhagat6 0:1aac12a5f1e0 1058
kbhagat6 0:1aac12a5f1e0 1059 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PIHT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1060 return false;
kbhagat6 0:1aac12a5f1e0 1061 }
kbhagat6 0:1aac12a5f1e0 1062
kbhagat6 0:1aac12a5f1e0 1063 return true;
kbhagat6 0:1aac12a5f1e0 1064 }
kbhagat6 0:1aac12a5f1e0 1065
kbhagat6 0:1aac12a5f1e0 1066 /**
kbhagat6 0:1aac12a5f1e0 1067 * @brief Returns LED drive strength for proximity and ALS
kbhagat6 0:1aac12a5f1e0 1068 *
kbhagat6 0:1aac12a5f1e0 1069 * Value LED Current
kbhagat6 0:1aac12a5f1e0 1070 * 0 100 mA
kbhagat6 0:1aac12a5f1e0 1071 * 1 50 mA
kbhagat6 0:1aac12a5f1e0 1072 * 2 25 mA
kbhagat6 0:1aac12a5f1e0 1073 * 3 12.5 mA
kbhagat6 0:1aac12a5f1e0 1074 *
kbhagat6 0:1aac12a5f1e0 1075 * @return the value of the LED drive strength. 0xFF on failure.
kbhagat6 0:1aac12a5f1e0 1076 */
kbhagat6 0:1aac12a5f1e0 1077 uint8_t glibr::getLEDDrive()
kbhagat6 0:1aac12a5f1e0 1078 {
kbhagat6 0:1aac12a5f1e0 1079 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1080
kbhagat6 0:1aac12a5f1e0 1081 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1082 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1083 if( val == ERROR ){//!wireReadDataByte(APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1084 return ERROR;
kbhagat6 0:1aac12a5f1e0 1085 }
kbhagat6 0:1aac12a5f1e0 1086
kbhagat6 0:1aac12a5f1e0 1087 /* Shift and mask out LED drive bits */
kbhagat6 0:1aac12a5f1e0 1088 val = (val >> 6) & 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1089
kbhagat6 0:1aac12a5f1e0 1090 return val;
kbhagat6 0:1aac12a5f1e0 1091 }
kbhagat6 0:1aac12a5f1e0 1092
kbhagat6 0:1aac12a5f1e0 1093 /**
kbhagat6 0:1aac12a5f1e0 1094 * @brief Sets the LED drive strength for proximity and ALS
kbhagat6 0:1aac12a5f1e0 1095 *
kbhagat6 0:1aac12a5f1e0 1096 * Value LED Current
kbhagat6 0:1aac12a5f1e0 1097 * 0 100 mA
kbhagat6 0:1aac12a5f1e0 1098 * 1 50 mA
kbhagat6 0:1aac12a5f1e0 1099 * 2 25 mA
kbhagat6 0:1aac12a5f1e0 1100 * 3 12.5 mA
kbhagat6 0:1aac12a5f1e0 1101 *
kbhagat6 0:1aac12a5f1e0 1102 * @param[in] drive the value (0-3) for the LED drive strength
kbhagat6 0:1aac12a5f1e0 1103 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1104 */
kbhagat6 0:1aac12a5f1e0 1105
kbhagat6 0:1aac12a5f1e0 1106 bool glibr::setLEDDrive(uint8_t drive)
kbhagat6 0:1aac12a5f1e0 1107 {
kbhagat6 0:1aac12a5f1e0 1108 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1109
kbhagat6 0:1aac12a5f1e0 1110 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1111 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1112 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 1113 return false;
kbhagat6 0:1aac12a5f1e0 1114 }
kbhagat6 0:1aac12a5f1e0 1115 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1116 //drive &= 0b00000011
kbhagat6 0:1aac12a5f1e0 1117 drive &= 0x03;
kbhagat6 0:1aac12a5f1e0 1118 drive = drive << 6;
kbhagat6 0:1aac12a5f1e0 1119 //val &= 0b00111111;
kbhagat6 0:1aac12a5f1e0 1120 val &= 0x3F;
kbhagat6 0:1aac12a5f1e0 1121 val |= drive;
kbhagat6 0:1aac12a5f1e0 1122
kbhagat6 0:1aac12a5f1e0 1123 /* Write register value back into CONTROL register */
kbhagat6 0:1aac12a5f1e0 1124 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1125 return false;
kbhagat6 0:1aac12a5f1e0 1126 }
kbhagat6 0:1aac12a5f1e0 1127
kbhagat6 0:1aac12a5f1e0 1128 return true;
kbhagat6 0:1aac12a5f1e0 1129 }
kbhagat6 0:1aac12a5f1e0 1130
kbhagat6 0:1aac12a5f1e0 1131 /**
kbhagat6 0:1aac12a5f1e0 1132 * @brief Returns receiver gain for proximity detection
kbhagat6 0:1aac12a5f1e0 1133 *
kbhagat6 0:1aac12a5f1e0 1134 * Value Gain
kbhagat6 0:1aac12a5f1e0 1135 * 0 1x
kbhagat6 0:1aac12a5f1e0 1136 * 1 2x
kbhagat6 0:1aac12a5f1e0 1137 * 2 4x
kbhagat6 0:1aac12a5f1e0 1138 * 3 8x
kbhagat6 0:1aac12a5f1e0 1139 *
kbhagat6 0:1aac12a5f1e0 1140 * @return the value of the proximity gain. 0xFF on failure.
kbhagat6 0:1aac12a5f1e0 1141 */
kbhagat6 0:1aac12a5f1e0 1142 uint8_t glibr::getProximityGain()
kbhagat6 0:1aac12a5f1e0 1143 {
kbhagat6 0:1aac12a5f1e0 1144 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1145
kbhagat6 0:1aac12a5f1e0 1146 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1147 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1148 if( val == ERROR){//!wireReadDataByte(APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1149 return ERROR;
kbhagat6 0:1aac12a5f1e0 1150 }
kbhagat6 0:1aac12a5f1e0 1151
kbhagat6 0:1aac12a5f1e0 1152 /* Shift and mask out PDRIVE bits */
kbhagat6 0:1aac12a5f1e0 1153 val = (val >> 2) & 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1154
kbhagat6 0:1aac12a5f1e0 1155 return val;
kbhagat6 0:1aac12a5f1e0 1156 }
kbhagat6 0:1aac12a5f1e0 1157
kbhagat6 0:1aac12a5f1e0 1158 /**
kbhagat6 0:1aac12a5f1e0 1159 * @brief Sets the receiver gain for proximity detection
kbhagat6 0:1aac12a5f1e0 1160 *
kbhagat6 0:1aac12a5f1e0 1161 * Value Gain
kbhagat6 0:1aac12a5f1e0 1162 * 0 1x
kbhagat6 0:1aac12a5f1e0 1163 * 1 2x
kbhagat6 0:1aac12a5f1e0 1164 * 2 4x
kbhagat6 0:1aac12a5f1e0 1165 * 3 8x
kbhagat6 0:1aac12a5f1e0 1166 *
kbhagat6 0:1aac12a5f1e0 1167 * @param[in] drive the value (0-3) for the gain
kbhagat6 0:1aac12a5f1e0 1168 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1169 */
kbhagat6 0:1aac12a5f1e0 1170 bool glibr::setProximityGain(uint8_t drive)
kbhagat6 0:1aac12a5f1e0 1171 {
kbhagat6 0:1aac12a5f1e0 1172 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1173
kbhagat6 0:1aac12a5f1e0 1174 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1175
kbhagat6 0:1aac12a5f1e0 1176 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1177
kbhagat6 0:1aac12a5f1e0 1178 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 1179 return false;
kbhagat6 0:1aac12a5f1e0 1180 }
kbhagat6 0:1aac12a5f1e0 1181 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1182 //drive &= 0b00000011;
kbhagat6 0:1aac12a5f1e0 1183 drive &=0x03;
kbhagat6 0:1aac12a5f1e0 1184 drive = drive << 2;
kbhagat6 0:1aac12a5f1e0 1185 //val &= 0b11110011
kbhagat6 0:1aac12a5f1e0 1186 val &= 0xF3;
kbhagat6 0:1aac12a5f1e0 1187 val |= drive;
kbhagat6 0:1aac12a5f1e0 1188
kbhagat6 0:1aac12a5f1e0 1189 /* Write register value back into CONTROL register */
kbhagat6 0:1aac12a5f1e0 1190 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1191 return false;
kbhagat6 0:1aac12a5f1e0 1192 }
kbhagat6 0:1aac12a5f1e0 1193 return true;
kbhagat6 0:1aac12a5f1e0 1194 }
kbhagat6 0:1aac12a5f1e0 1195
kbhagat6 0:1aac12a5f1e0 1196 /**
kbhagat6 0:1aac12a5f1e0 1197 * @brief Returns receiver gain for the ambient light sensor (ALS)
kbhagat6 0:1aac12a5f1e0 1198 *
kbhagat6 0:1aac12a5f1e0 1199 * Value Gain
kbhagat6 0:1aac12a5f1e0 1200 * 0 1x
kbhagat6 0:1aac12a5f1e0 1201 * 1 4x
kbhagat6 0:1aac12a5f1e0 1202 * 2 16x
kbhagat6 0:1aac12a5f1e0 1203 * 3 64x
kbhagat6 0:1aac12a5f1e0 1204 *
kbhagat6 0:1aac12a5f1e0 1205 * @return the value of the ALS gain. 0xFF on failure.
kbhagat6 0:1aac12a5f1e0 1206 */
kbhagat6 0:1aac12a5f1e0 1207 uint8_t glibr::getAmbientLightGain()
kbhagat6 0:1aac12a5f1e0 1208 {
kbhagat6 0:1aac12a5f1e0 1209 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1210
kbhagat6 0:1aac12a5f1e0 1211 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1212 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1213 if( val == ERROR){//!wireReadDataByte(APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1214 return ERROR;
kbhagat6 0:1aac12a5f1e0 1215 }
kbhagat6 0:1aac12a5f1e0 1216
kbhagat6 0:1aac12a5f1e0 1217 /* Shift and mask out ADRIVE bits */
kbhagat6 0:1aac12a5f1e0 1218 val &= 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1219
kbhagat6 0:1aac12a5f1e0 1220 return val;
kbhagat6 0:1aac12a5f1e0 1221 }
kbhagat6 0:1aac12a5f1e0 1222
kbhagat6 0:1aac12a5f1e0 1223 /**
kbhagat6 0:1aac12a5f1e0 1224 * @brief Sets the receiver gain for the ambient light sensor (ALS)
kbhagat6 0:1aac12a5f1e0 1225 *
kbhagat6 0:1aac12a5f1e0 1226 * Value Gain
kbhagat6 0:1aac12a5f1e0 1227 * 0 1x
kbhagat6 0:1aac12a5f1e0 1228 * 1 4x
kbhagat6 0:1aac12a5f1e0 1229 * 2 16x
kbhagat6 0:1aac12a5f1e0 1230 * 3 64x
kbhagat6 0:1aac12a5f1e0 1231 *
kbhagat6 0:1aac12a5f1e0 1232 * @param[in] drive the value (0-3) for the gain
kbhagat6 0:1aac12a5f1e0 1233 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1234 */
kbhagat6 0:1aac12a5f1e0 1235 bool glibr::setAmbientLightGain(uint8_t drive){
kbhagat6 0:1aac12a5f1e0 1236
kbhagat6 0:1aac12a5f1e0 1237 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1238
kbhagat6 0:1aac12a5f1e0 1239 /* Read value from CONTROL register */
kbhagat6 0:1aac12a5f1e0 1240
kbhagat6 0:1aac12a5f1e0 1241 val=I2CreadByte(APDS9960_I2C_ADDR,APDS9960_CONTROL);
kbhagat6 0:1aac12a5f1e0 1242
kbhagat6 0:1aac12a5f1e0 1243 if(val==ERROR){
kbhagat6 0:1aac12a5f1e0 1244 return false;
kbhagat6 0:1aac12a5f1e0 1245 }
kbhagat6 0:1aac12a5f1e0 1246 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1247 //drive &= 0b00000011;
kbhagat6 0:1aac12a5f1e0 1248 drive &=0x03;
kbhagat6 0:1aac12a5f1e0 1249 drive = drive << 2;
kbhagat6 0:1aac12a5f1e0 1250 //val &=0b11111100
kbhagat6 0:1aac12a5f1e0 1251 val &= 0xF3;
kbhagat6 0:1aac12a5f1e0 1252 val |= drive;
kbhagat6 0:1aac12a5f1e0 1253
kbhagat6 0:1aac12a5f1e0 1254 /* Write register value back into CONTROL register */
kbhagat6 0:1aac12a5f1e0 1255 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONTROL, val) ) {
kbhagat6 0:1aac12a5f1e0 1256 return false;
kbhagat6 0:1aac12a5f1e0 1257 }
kbhagat6 0:1aac12a5f1e0 1258 return true;
kbhagat6 0:1aac12a5f1e0 1259 }
kbhagat6 0:1aac12a5f1e0 1260
kbhagat6 0:1aac12a5f1e0 1261 /**
kbhagat6 0:1aac12a5f1e0 1262 * @brief Get the current LED boost value
kbhagat6 0:1aac12a5f1e0 1263 *
kbhagat6 0:1aac12a5f1e0 1264 * Value Boost Current
kbhagat6 0:1aac12a5f1e0 1265 * 0 100%
kbhagat6 0:1aac12a5f1e0 1266 * 1 150%
kbhagat6 0:1aac12a5f1e0 1267 * 2 200%
kbhagat6 0:1aac12a5f1e0 1268 * 3 300%
kbhagat6 0:1aac12a5f1e0 1269 *
kbhagat6 0:1aac12a5f1e0 1270 * @return The LED boost value. 0xFF on failure.
kbhagat6 0:1aac12a5f1e0 1271 */
kbhagat6 0:1aac12a5f1e0 1272 uint8_t glibr::getLEDBoost() {
kbhagat6 0:1aac12a5f1e0 1273 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1274
kbhagat6 0:1aac12a5f1e0 1275 /* Read value from CONFIG2 register */
kbhagat6 0:1aac12a5f1e0 1276 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG2);
kbhagat6 0:1aac12a5f1e0 1277 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG2, val) ) {
kbhagat6 0:1aac12a5f1e0 1278 return ERROR;
kbhagat6 0:1aac12a5f1e0 1279 }
kbhagat6 0:1aac12a5f1e0 1280
kbhagat6 0:1aac12a5f1e0 1281 /* Shift and mask out LED_BOOST bits */
kbhagat6 0:1aac12a5f1e0 1282 val = (val >> 4) & 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1283
kbhagat6 0:1aac12a5f1e0 1284 return val;
kbhagat6 0:1aac12a5f1e0 1285 }
kbhagat6 0:1aac12a5f1e0 1286
kbhagat6 0:1aac12a5f1e0 1287 /**
kbhagat6 0:1aac12a5f1e0 1288 * @brief Sets the LED current boost value
kbhagat6 0:1aac12a5f1e0 1289 *
kbhagat6 0:1aac12a5f1e0 1290 * Value Boost Current
kbhagat6 0:1aac12a5f1e0 1291 * 0 100%
kbhagat6 0:1aac12a5f1e0 1292 * 1 150%
kbhagat6 0:1aac12a5f1e0 1293 * 2 200%
kbhagat6 0:1aac12a5f1e0 1294 * 3 300%
kbhagat6 0:1aac12a5f1e0 1295 *
kbhagat6 0:1aac12a5f1e0 1296 * @param[in] drive the value (0-3) for current boost (100-300%)
kbhagat6 0:1aac12a5f1e0 1297 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1298 */
kbhagat6 0:1aac12a5f1e0 1299 bool glibr::setLEDBoost(uint8_t boost)
kbhagat6 0:1aac12a5f1e0 1300 {
kbhagat6 0:1aac12a5f1e0 1301 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1302
kbhagat6 0:1aac12a5f1e0 1303 /* Read value from CONFIG2 register */
kbhagat6 0:1aac12a5f1e0 1304 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG2);
kbhagat6 0:1aac12a5f1e0 1305 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG2, val) ) {
kbhagat6 0:1aac12a5f1e0 1306 return false;
kbhagat6 0:1aac12a5f1e0 1307 }
kbhagat6 0:1aac12a5f1e0 1308
kbhagat6 0:1aac12a5f1e0 1309 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1310 boost &= 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1311 boost = boost << 4;
kbhagat6 0:1aac12a5f1e0 1312 val &= 0xCF;//0b11001111;
kbhagat6 0:1aac12a5f1e0 1313 val |= boost;
kbhagat6 0:1aac12a5f1e0 1314
kbhagat6 0:1aac12a5f1e0 1315 /* Write register value back into CONFIG2 register */
kbhagat6 0:1aac12a5f1e0 1316
kbhagat6 0:1aac12a5f1e0 1317 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONFIG2, val)){//!wireWriteDataByte(APDS9960_CONFIG2, val) ) {
kbhagat6 0:1aac12a5f1e0 1318 return false;
kbhagat6 0:1aac12a5f1e0 1319 }
kbhagat6 0:1aac12a5f1e0 1320
kbhagat6 0:1aac12a5f1e0 1321 return true;
kbhagat6 0:1aac12a5f1e0 1322 }
kbhagat6 0:1aac12a5f1e0 1323
kbhagat6 0:1aac12a5f1e0 1324 /**
kbhagat6 0:1aac12a5f1e0 1325 * @brief Gets proximity gain compensation enable
kbhagat6 0:1aac12a5f1e0 1326 *
kbhagat6 0:1aac12a5f1e0 1327 * @return 1 if compensation is enabled. 0 if not. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1328 */
kbhagat6 0:1aac12a5f1e0 1329 uint8_t glibr::getProxGainCompEnable()
kbhagat6 0:1aac12a5f1e0 1330 {
kbhagat6 0:1aac12a5f1e0 1331 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1332
kbhagat6 0:1aac12a5f1e0 1333 /* Read value from CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1334 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG3);
kbhagat6 0:1aac12a5f1e0 1335 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1336 return ERROR;
kbhagat6 0:1aac12a5f1e0 1337 }
kbhagat6 0:1aac12a5f1e0 1338
kbhagat6 0:1aac12a5f1e0 1339 /* Shift and mask out PCMP bits */
kbhagat6 0:1aac12a5f1e0 1340 val = (val >> 5) & 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1341
kbhagat6 0:1aac12a5f1e0 1342 return val;
kbhagat6 0:1aac12a5f1e0 1343 }
kbhagat6 0:1aac12a5f1e0 1344
kbhagat6 0:1aac12a5f1e0 1345 /**
kbhagat6 0:1aac12a5f1e0 1346 * @brief Sets the proximity gain compensation enable
kbhagat6 0:1aac12a5f1e0 1347 *
kbhagat6 0:1aac12a5f1e0 1348 * @param[in] enable 1 to enable compensation. 0 to disable compensation.
kbhagat6 0:1aac12a5f1e0 1349 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1350 */
kbhagat6 0:1aac12a5f1e0 1351 bool glibr::setProxGainCompEnable(uint8_t enable)
kbhagat6 0:1aac12a5f1e0 1352 {
kbhagat6 0:1aac12a5f1e0 1353 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1354
kbhagat6 0:1aac12a5f1e0 1355 /* Read value from CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1356 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG3);
kbhagat6 0:1aac12a5f1e0 1357 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1358 return false;
kbhagat6 0:1aac12a5f1e0 1359 }
kbhagat6 0:1aac12a5f1e0 1360
kbhagat6 0:1aac12a5f1e0 1361 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1362 enable &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1363 enable = enable << 5;
kbhagat6 0:1aac12a5f1e0 1364 val &= 0xCF;//0b11011111;
kbhagat6 0:1aac12a5f1e0 1365 val |= enable;
kbhagat6 0:1aac12a5f1e0 1366
kbhagat6 0:1aac12a5f1e0 1367 /* Write register value back into CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1368
kbhagat6 0:1aac12a5f1e0 1369 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_CONFIG3, val)){//!wireWriteDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1370 return false;
kbhagat6 0:1aac12a5f1e0 1371 }
kbhagat6 0:1aac12a5f1e0 1372
kbhagat6 0:1aac12a5f1e0 1373 return true;
kbhagat6 0:1aac12a5f1e0 1374 }
kbhagat6 0:1aac12a5f1e0 1375
kbhagat6 0:1aac12a5f1e0 1376 /**
kbhagat6 0:1aac12a5f1e0 1377 * @brief Gets the current mask for enabled/disabled proximity photodiodes
kbhagat6 0:1aac12a5f1e0 1378 *
kbhagat6 0:1aac12a5f1e0 1379 * 1 = disabled, 0 = enabled
kbhagat6 0:1aac12a5f1e0 1380 * Bit Photodiode
kbhagat6 0:1aac12a5f1e0 1381 * 3 UP
kbhagat6 0:1aac12a5f1e0 1382 * 2 DOWN
kbhagat6 0:1aac12a5f1e0 1383 * 1 LEFT
kbhagat6 0:1aac12a5f1e0 1384 * 0 RIGHT
kbhagat6 0:1aac12a5f1e0 1385 *
kbhagat6 0:1aac12a5f1e0 1386 * @return Current proximity mask for photodiodes. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1387 */
kbhagat6 0:1aac12a5f1e0 1388 uint8_t glibr::getProxPhotoMask()
kbhagat6 0:1aac12a5f1e0 1389 {
kbhagat6 0:1aac12a5f1e0 1390 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1391
kbhagat6 0:1aac12a5f1e0 1392 /* Read value from CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1393 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG3);
kbhagat6 0:1aac12a5f1e0 1394 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1395 return ERROR;
kbhagat6 0:1aac12a5f1e0 1396 }
kbhagat6 0:1aac12a5f1e0 1397
kbhagat6 0:1aac12a5f1e0 1398 /* Mask out photodiode enable mask bits */
kbhagat6 0:1aac12a5f1e0 1399 val &= 0x0F;//0b00001111;
kbhagat6 0:1aac12a5f1e0 1400
kbhagat6 0:1aac12a5f1e0 1401 return val;
kbhagat6 0:1aac12a5f1e0 1402 }
kbhagat6 0:1aac12a5f1e0 1403
kbhagat6 0:1aac12a5f1e0 1404 /**
kbhagat6 0:1aac12a5f1e0 1405 * @brief Sets the mask for enabling/disabling proximity photodiodes
kbhagat6 0:1aac12a5f1e0 1406 *
kbhagat6 0:1aac12a5f1e0 1407 * 1 = disabled, 0 = enabled
kbhagat6 0:1aac12a5f1e0 1408 * Bit Photodiode
kbhagat6 0:1aac12a5f1e0 1409 * 3 UP
kbhagat6 0:1aac12a5f1e0 1410 * 2 DOWN
kbhagat6 0:1aac12a5f1e0 1411 * 1 LEFT
kbhagat6 0:1aac12a5f1e0 1412 * 0 RIGHT
kbhagat6 0:1aac12a5f1e0 1413 *
kbhagat6 0:1aac12a5f1e0 1414 * @param[in] mask 4-bit mask value
kbhagat6 0:1aac12a5f1e0 1415 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1416 */
kbhagat6 0:1aac12a5f1e0 1417 bool glibr::setProxPhotoMask(uint8_t mask)
kbhagat6 0:1aac12a5f1e0 1418 {
kbhagat6 0:1aac12a5f1e0 1419 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1420
kbhagat6 0:1aac12a5f1e0 1421 /* Read value from CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1422 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_CONFIG3);
kbhagat6 0:1aac12a5f1e0 1423 if( val == ERROR){//!wireReadDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1424 return false;
kbhagat6 0:1aac12a5f1e0 1425 }
kbhagat6 0:1aac12a5f1e0 1426
kbhagat6 0:1aac12a5f1e0 1427 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1428 mask &= 0x0F;//0b00001111;
kbhagat6 0:1aac12a5f1e0 1429 val &= 0xF0;//0b11110000;
kbhagat6 0:1aac12a5f1e0 1430 val |= mask;
kbhagat6 0:1aac12a5f1e0 1431
kbhagat6 0:1aac12a5f1e0 1432 /* Write register value back into CONFIG3 register */
kbhagat6 0:1aac12a5f1e0 1433 I2CwriteByte(APDS9960_I2C_ADDR, APDS9960_CONFIG3, val);
kbhagat6 0:1aac12a5f1e0 1434 if( val == ERROR){//!wireWriteDataByte(APDS9960_CONFIG3, val) ) {
kbhagat6 0:1aac12a5f1e0 1435 return false;
kbhagat6 0:1aac12a5f1e0 1436 }
kbhagat6 0:1aac12a5f1e0 1437
kbhagat6 0:1aac12a5f1e0 1438 return true;
kbhagat6 0:1aac12a5f1e0 1439 }
kbhagat6 0:1aac12a5f1e0 1440
kbhagat6 0:1aac12a5f1e0 1441 /**
kbhagat6 0:1aac12a5f1e0 1442 * @brief Gets the entry proximity threshold for gesture sensing
kbhagat6 0:1aac12a5f1e0 1443 *
kbhagat6 0:1aac12a5f1e0 1444 * @return Current entry proximity threshold.
kbhagat6 0:1aac12a5f1e0 1445 */
kbhagat6 0:1aac12a5f1e0 1446 uint8_t glibr::getGestureEnterThresh()
kbhagat6 0:1aac12a5f1e0 1447 {
kbhagat6 0:1aac12a5f1e0 1448 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1449
kbhagat6 0:1aac12a5f1e0 1450 /* Read value from GPENTH register */
kbhagat6 0:1aac12a5f1e0 1451 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GPENTH);
kbhagat6 0:1aac12a5f1e0 1452 if( val == ERROR){//!wireReadDataByte(APDS9960_GPENTH, val) ) {
kbhagat6 0:1aac12a5f1e0 1453 val = 0;
kbhagat6 0:1aac12a5f1e0 1454 }
kbhagat6 0:1aac12a5f1e0 1455
kbhagat6 0:1aac12a5f1e0 1456 return val;
kbhagat6 0:1aac12a5f1e0 1457 }
kbhagat6 0:1aac12a5f1e0 1458
kbhagat6 0:1aac12a5f1e0 1459 /**
kbhagat6 0:1aac12a5f1e0 1460 * @brief Sets the entry proximity threshold for gesture sensing
kbhagat6 0:1aac12a5f1e0 1461 *
kbhagat6 0:1aac12a5f1e0 1462 * @param[in] threshold proximity value needed to start gesture mode
kbhagat6 0:1aac12a5f1e0 1463 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1464 */
kbhagat6 0:1aac12a5f1e0 1465 bool glibr::setGestureEnterThresh(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1466 {
kbhagat6 0:1aac12a5f1e0 1467
kbhagat6 0:1aac12a5f1e0 1468 if( I2CwriteByte(APDS9960_I2C_ADDR, APDS9960_GPENTH, threshold)){;//!wireWriteDataByte(APDS9960_GPENTH, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1469 return false;
kbhagat6 0:1aac12a5f1e0 1470 }
kbhagat6 0:1aac12a5f1e0 1471
kbhagat6 0:1aac12a5f1e0 1472 return true;
kbhagat6 0:1aac12a5f1e0 1473 }
kbhagat6 0:1aac12a5f1e0 1474
kbhagat6 0:1aac12a5f1e0 1475 /**
kbhagat6 0:1aac12a5f1e0 1476 * @brief Gets the exit proximity threshold for gesture sensing
kbhagat6 0:1aac12a5f1e0 1477 *
kbhagat6 0:1aac12a5f1e0 1478 * @return Current exit proximity threshold.
kbhagat6 0:1aac12a5f1e0 1479 */
kbhagat6 0:1aac12a5f1e0 1480 uint8_t glibr::getGestureExitThresh()
kbhagat6 0:1aac12a5f1e0 1481 {
kbhagat6 0:1aac12a5f1e0 1482 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1483
kbhagat6 0:1aac12a5f1e0 1484 /* Read value from GEXTH register */
kbhagat6 0:1aac12a5f1e0 1485 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GEXTH);
kbhagat6 0:1aac12a5f1e0 1486 if( val == ERROR){//!wireReadDataByte(APDS9960_GEXTH, val) ) {
kbhagat6 0:1aac12a5f1e0 1487 val = 0;
kbhagat6 0:1aac12a5f1e0 1488 }
kbhagat6 0:1aac12a5f1e0 1489
kbhagat6 0:1aac12a5f1e0 1490 return val;
kbhagat6 0:1aac12a5f1e0 1491 }
kbhagat6 0:1aac12a5f1e0 1492
kbhagat6 0:1aac12a5f1e0 1493 /**
kbhagat6 0:1aac12a5f1e0 1494 * @brief Sets the exit proximity threshold for gesture sensing
kbhagat6 0:1aac12a5f1e0 1495 *
kbhagat6 0:1aac12a5f1e0 1496 * @param[in] threshold proximity value needed to end gesture mode
kbhagat6 0:1aac12a5f1e0 1497 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1498 */
kbhagat6 0:1aac12a5f1e0 1499 bool glibr::setGestureExitThresh(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1500 {
kbhagat6 0:1aac12a5f1e0 1501 if( I2CwriteByte(APDS9960_I2C_ADDR, APDS9960_GEXTH, threshold)){//!wireWriteDataByte(APDS9960_GEXTH, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1502 return false;
kbhagat6 0:1aac12a5f1e0 1503 }
kbhagat6 0:1aac12a5f1e0 1504
kbhagat6 0:1aac12a5f1e0 1505 return true;
kbhagat6 0:1aac12a5f1e0 1506 }
kbhagat6 0:1aac12a5f1e0 1507
kbhagat6 0:1aac12a5f1e0 1508 /**
kbhagat6 0:1aac12a5f1e0 1509 * @brief Gets the gain of the photodiode during gesture mode
kbhagat6 0:1aac12a5f1e0 1510 *
kbhagat6 0:1aac12a5f1e0 1511 * Value Gain
kbhagat6 0:1aac12a5f1e0 1512 * 0 1x
kbhagat6 0:1aac12a5f1e0 1513 * 1 2x
kbhagat6 0:1aac12a5f1e0 1514 * 2 4x
kbhagat6 0:1aac12a5f1e0 1515 * 3 8x
kbhagat6 0:1aac12a5f1e0 1516 *
kbhagat6 0:1aac12a5f1e0 1517 * @return the current photodiode gain. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1518 */
kbhagat6 0:1aac12a5f1e0 1519 uint8_t glibr::getGestureGain()
kbhagat6 0:1aac12a5f1e0 1520 {
kbhagat6 0:1aac12a5f1e0 1521 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1522
kbhagat6 0:1aac12a5f1e0 1523 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1524 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1525 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1526 return ERROR;
kbhagat6 0:1aac12a5f1e0 1527 }
kbhagat6 0:1aac12a5f1e0 1528
kbhagat6 0:1aac12a5f1e0 1529 /* Shift and mask out GGAIN bits */
kbhagat6 0:1aac12a5f1e0 1530 val = (val >> 5) & 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1531
kbhagat6 0:1aac12a5f1e0 1532 return val;
kbhagat6 0:1aac12a5f1e0 1533 }
kbhagat6 0:1aac12a5f1e0 1534
kbhagat6 0:1aac12a5f1e0 1535 /**
kbhagat6 0:1aac12a5f1e0 1536 * @brief Sets the gain of the photodiode during gesture mode
kbhagat6 0:1aac12a5f1e0 1537 *
kbhagat6 0:1aac12a5f1e0 1538 * Value Gain
kbhagat6 0:1aac12a5f1e0 1539 * 0 1x
kbhagat6 0:1aac12a5f1e0 1540 * 1 2x
kbhagat6 0:1aac12a5f1e0 1541 * 2 4x
kbhagat6 0:1aac12a5f1e0 1542 * 3 8x
kbhagat6 0:1aac12a5f1e0 1543 *
kbhagat6 0:1aac12a5f1e0 1544 * @param[in] gain the value for the photodiode gain
kbhagat6 0:1aac12a5f1e0 1545 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1546 */
kbhagat6 0:1aac12a5f1e0 1547 bool glibr::setGestureGain(uint8_t gain)
kbhagat6 0:1aac12a5f1e0 1548 {
kbhagat6 0:1aac12a5f1e0 1549 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1550
kbhagat6 0:1aac12a5f1e0 1551 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1552 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1553 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1554 return false;
kbhagat6 0:1aac12a5f1e0 1555 }
kbhagat6 0:1aac12a5f1e0 1556
kbhagat6 0:1aac12a5f1e0 1557 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1558 gain &= 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1559 gain = gain << 5;
kbhagat6 0:1aac12a5f1e0 1560 val &= 0x9F;//0b10011111;
kbhagat6 0:1aac12a5f1e0 1561 val |= gain;
kbhagat6 0:1aac12a5f1e0 1562
kbhagat6 0:1aac12a5f1e0 1563 /* Write register value back into GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1564 if( I2CwriteByte(APDS9960_I2C_ADDR, APDS9960_GCONF2, val)){//!wireWriteDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1565 return false;
kbhagat6 0:1aac12a5f1e0 1566 }
kbhagat6 0:1aac12a5f1e0 1567
kbhagat6 0:1aac12a5f1e0 1568 return true;
kbhagat6 0:1aac12a5f1e0 1569 }
kbhagat6 0:1aac12a5f1e0 1570
kbhagat6 0:1aac12a5f1e0 1571 /**
kbhagat6 0:1aac12a5f1e0 1572 * @brief Gets the drive current of the LED during gesture mode
kbhagat6 0:1aac12a5f1e0 1573 *
kbhagat6 0:1aac12a5f1e0 1574 * Value LED Current
kbhagat6 0:1aac12a5f1e0 1575 * 0 100 mA
kbhagat6 0:1aac12a5f1e0 1576 * 1 50 mA
kbhagat6 0:1aac12a5f1e0 1577 * 2 25 mA
kbhagat6 0:1aac12a5f1e0 1578 * 3 12.5 mA
kbhagat6 0:1aac12a5f1e0 1579 *
kbhagat6 0:1aac12a5f1e0 1580 * @return the LED drive current value. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1581 */
kbhagat6 0:1aac12a5f1e0 1582 uint8_t glibr::getGestureLEDDrive()
kbhagat6 0:1aac12a5f1e0 1583 {
kbhagat6 0:1aac12a5f1e0 1584 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1585
kbhagat6 0:1aac12a5f1e0 1586 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1587 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1588 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1589 return ERROR;
kbhagat6 0:1aac12a5f1e0 1590 }
kbhagat6 0:1aac12a5f1e0 1591
kbhagat6 0:1aac12a5f1e0 1592 /* Shift and mask out GLDRIVE bits */
kbhagat6 0:1aac12a5f1e0 1593 val = (val >> 3) & 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1594
kbhagat6 0:1aac12a5f1e0 1595 return val;
kbhagat6 0:1aac12a5f1e0 1596 }
kbhagat6 0:1aac12a5f1e0 1597
kbhagat6 0:1aac12a5f1e0 1598 /**
kbhagat6 0:1aac12a5f1e0 1599 * @brief Sets the LED drive current during gesture mode
kbhagat6 0:1aac12a5f1e0 1600 *
kbhagat6 0:1aac12a5f1e0 1601 * Value LED Current
kbhagat6 0:1aac12a5f1e0 1602 * 0 100 mA
kbhagat6 0:1aac12a5f1e0 1603 * 1 50 mA
kbhagat6 0:1aac12a5f1e0 1604 * 2 25 mA
kbhagat6 0:1aac12a5f1e0 1605 * 3 12.5 mA
kbhagat6 0:1aac12a5f1e0 1606 *
kbhagat6 0:1aac12a5f1e0 1607 * @param[in] drive the value for the LED drive current
kbhagat6 0:1aac12a5f1e0 1608 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1609 */
kbhagat6 0:1aac12a5f1e0 1610 bool glibr::setGestureLEDDrive(uint8_t drive)
kbhagat6 0:1aac12a5f1e0 1611 {
kbhagat6 0:1aac12a5f1e0 1612 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1613
kbhagat6 0:1aac12a5f1e0 1614 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1615 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1616 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1617 return false;
kbhagat6 0:1aac12a5f1e0 1618 }
kbhagat6 0:1aac12a5f1e0 1619
kbhagat6 0:1aac12a5f1e0 1620 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1621 drive &= 0x03;//0b00000011;
kbhagat6 0:1aac12a5f1e0 1622 drive = drive << 3;
kbhagat6 0:1aac12a5f1e0 1623 val &= 0xE7;//0b11100111;
kbhagat6 0:1aac12a5f1e0 1624 val |= drive;
kbhagat6 0:1aac12a5f1e0 1625
kbhagat6 0:1aac12a5f1e0 1626 /* Write register value back into GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1627 if( I2CwriteByte(APDS9960_I2C_ADDR, APDS9960_GCONF2, val)){//!wireWriteDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1628 return false;
kbhagat6 0:1aac12a5f1e0 1629 }
kbhagat6 0:1aac12a5f1e0 1630
kbhagat6 0:1aac12a5f1e0 1631 return true;
kbhagat6 0:1aac12a5f1e0 1632 }
kbhagat6 0:1aac12a5f1e0 1633
kbhagat6 0:1aac12a5f1e0 1634 /**
kbhagat6 0:1aac12a5f1e0 1635 * @brief Gets the time in low power mode between gesture detections
kbhagat6 0:1aac12a5f1e0 1636 *
kbhagat6 0:1aac12a5f1e0 1637 * Value Wait time
kbhagat6 0:1aac12a5f1e0 1638 * 0 0 ms
kbhagat6 0:1aac12a5f1e0 1639 * 1 2.8 ms
kbhagat6 0:1aac12a5f1e0 1640 * 2 5.6 ms
kbhagat6 0:1aac12a5f1e0 1641 * 3 8.4 ms
kbhagat6 0:1aac12a5f1e0 1642 * 4 14.0 ms
kbhagat6 0:1aac12a5f1e0 1643 * 5 22.4 ms
kbhagat6 0:1aac12a5f1e0 1644 * 6 30.8 ms
kbhagat6 0:1aac12a5f1e0 1645 * 7 39.2 ms
kbhagat6 0:1aac12a5f1e0 1646 *
kbhagat6 0:1aac12a5f1e0 1647 * @return the current wait time between gestures. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1648 */
kbhagat6 0:1aac12a5f1e0 1649 uint8_t glibr::getGestureWaitTime()
kbhagat6 0:1aac12a5f1e0 1650 {
kbhagat6 0:1aac12a5f1e0 1651 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1652
kbhagat6 0:1aac12a5f1e0 1653 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1654 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1655 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1656 return ERROR;
kbhagat6 0:1aac12a5f1e0 1657 }
kbhagat6 0:1aac12a5f1e0 1658
kbhagat6 0:1aac12a5f1e0 1659 /* Mask out GWTIME bits */
kbhagat6 0:1aac12a5f1e0 1660 val &= 0x07;//0b00000111;
kbhagat6 0:1aac12a5f1e0 1661
kbhagat6 0:1aac12a5f1e0 1662 return val;
kbhagat6 0:1aac12a5f1e0 1663 }
kbhagat6 0:1aac12a5f1e0 1664
kbhagat6 0:1aac12a5f1e0 1665 /*
kbhagat6 0:1aac12a5f1e0 1666 *
kbhagat6 0:1aac12a5f1e0 1667 *
kbhagat6 0:1aac12a5f1e0 1668 *
kbhagat6 2:ba051af6731a 1669 *LEFT Off HERE AT 3:47PM On 3/6/15
kbhagat6 0:1aac12a5f1e0 1670 *
kbhagat6 0:1aac12a5f1e0 1671 *
kbhagat6 0:1aac12a5f1e0 1672 *
kbhagat6 0:1aac12a5f1e0 1673 *
kbhagat6 0:1aac12a5f1e0 1674 */
kbhagat6 0:1aac12a5f1e0 1675
kbhagat6 0:1aac12a5f1e0 1676
kbhagat6 0:1aac12a5f1e0 1677 /**
kbhagat6 0:1aac12a5f1e0 1678 * @brief Sets the time in low power mode between gesture detections
kbhagat6 0:1aac12a5f1e0 1679 *
kbhagat6 0:1aac12a5f1e0 1680 * Value Wait time
kbhagat6 0:1aac12a5f1e0 1681 * 0 0 ms
kbhagat6 0:1aac12a5f1e0 1682 * 1 2.8 ms
kbhagat6 0:1aac12a5f1e0 1683 * 2 5.6 ms
kbhagat6 0:1aac12a5f1e0 1684 * 3 8.4 ms
kbhagat6 0:1aac12a5f1e0 1685 * 4 14.0 ms
kbhagat6 0:1aac12a5f1e0 1686 * 5 22.4 ms
kbhagat6 0:1aac12a5f1e0 1687 * 6 30.8 ms
kbhagat6 0:1aac12a5f1e0 1688 * 7 39.2 ms
kbhagat6 0:1aac12a5f1e0 1689 *
kbhagat6 0:1aac12a5f1e0 1690 * @param[in] the value for the wait time
kbhagat6 0:1aac12a5f1e0 1691 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1692 */
kbhagat6 0:1aac12a5f1e0 1693 bool glibr::setGestureWaitTime(uint8_t time)
kbhagat6 0:1aac12a5f1e0 1694 {
kbhagat6 0:1aac12a5f1e0 1695 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1696
kbhagat6 0:1aac12a5f1e0 1697 /* Read value from GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1698 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF2);
kbhagat6 0:1aac12a5f1e0 1699 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1700 return false;
kbhagat6 0:1aac12a5f1e0 1701 }
kbhagat6 0:1aac12a5f1e0 1702 /* if( !wireReadDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1703 return false;
kbhagat6 0:1aac12a5f1e0 1704 } */
kbhagat6 0:1aac12a5f1e0 1705
kbhagat6 0:1aac12a5f1e0 1706 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1707 time &= 0x07;//0b00000111;
kbhagat6 0:1aac12a5f1e0 1708 val &= 0xF8;//0b11111000;
kbhagat6 0:1aac12a5f1e0 1709 val |= time;
kbhagat6 0:1aac12a5f1e0 1710
kbhagat6 0:1aac12a5f1e0 1711 /* Write register value back into GCONF2 register */
kbhagat6 0:1aac12a5f1e0 1712 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GCONF2,val)){//!wireWriteDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1713 return false;
kbhagat6 0:1aac12a5f1e0 1714 }
kbhagat6 0:1aac12a5f1e0 1715 /*if( !wireWriteDataByte(APDS9960_GCONF2, val) ) {
kbhagat6 0:1aac12a5f1e0 1716 return false;
kbhagat6 0:1aac12a5f1e0 1717 }*/
kbhagat6 0:1aac12a5f1e0 1718 return true;
kbhagat6 0:1aac12a5f1e0 1719 }
kbhagat6 0:1aac12a5f1e0 1720
kbhagat6 0:1aac12a5f1e0 1721 /**
kbhagat6 0:1aac12a5f1e0 1722 * @brief Gets the low threshold for ambient light interrupts
kbhagat6 0:1aac12a5f1e0 1723 *
kbhagat6 0:1aac12a5f1e0 1724 * @param[out] threshold current low threshold stored on the APDS-9960
kbhagat6 0:1aac12a5f1e0 1725 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1726 */
kbhagat6 0:1aac12a5f1e0 1727 bool glibr::getLightIntLowThreshold(uint16_t &threshold)
kbhagat6 0:1aac12a5f1e0 1728 {
kbhagat6 0:1aac12a5f1e0 1729 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 1730 threshold = 0;
kbhagat6 0:1aac12a5f1e0 1731
kbhagat6 0:1aac12a5f1e0 1732 /* Read value from ambient light low threshold, low byte register */
kbhagat6 0:1aac12a5f1e0 1733 val_byte = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_AILTL);
kbhagat6 0:1aac12a5f1e0 1734 if( val_byte == ERROR){//!wireReadDataByte(APDS9960_AILTL, val_byte) ) {
kbhagat6 0:1aac12a5f1e0 1735 return false;
kbhagat6 0:1aac12a5f1e0 1736 }
kbhagat6 0:1aac12a5f1e0 1737 threshold = val_byte;
kbhagat6 0:1aac12a5f1e0 1738
kbhagat6 0:1aac12a5f1e0 1739 /* Read value from ambient light low threshold, high byte register */
kbhagat6 0:1aac12a5f1e0 1740 val_byte = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_AILTH);
kbhagat6 0:1aac12a5f1e0 1741 if( val_byte == ERROR){//!wireReadDataByte(APDS9960_AILTH, val_byte) ) {
kbhagat6 0:1aac12a5f1e0 1742 return false;
kbhagat6 0:1aac12a5f1e0 1743 }
kbhagat6 0:1aac12a5f1e0 1744 threshold = threshold + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 1745
kbhagat6 0:1aac12a5f1e0 1746 return true;
kbhagat6 0:1aac12a5f1e0 1747 }
kbhagat6 0:1aac12a5f1e0 1748
kbhagat6 0:1aac12a5f1e0 1749 /**
kbhagat6 0:1aac12a5f1e0 1750 * @brief Sets the low threshold for ambient light interrupts
kbhagat6 0:1aac12a5f1e0 1751 *
kbhagat6 0:1aac12a5f1e0 1752 * @param[in] threshold low threshold value for interrupt to trigger
kbhagat6 0:1aac12a5f1e0 1753 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1754 */
kbhagat6 0:1aac12a5f1e0 1755 bool glibr::setLightIntLowThreshold(uint16_t threshold)
kbhagat6 0:1aac12a5f1e0 1756 {
kbhagat6 0:1aac12a5f1e0 1757 uint8_t val_low;
kbhagat6 0:1aac12a5f1e0 1758 uint8_t val_high;
kbhagat6 0:1aac12a5f1e0 1759
kbhagat6 0:1aac12a5f1e0 1760 /* Break 16-bit threshold into 2 8-bit values */
kbhagat6 0:1aac12a5f1e0 1761 val_low = threshold & 0x00FF;
kbhagat6 0:1aac12a5f1e0 1762 val_high = (threshold & 0xFF00) >> 8;
kbhagat6 0:1aac12a5f1e0 1763
kbhagat6 0:1aac12a5f1e0 1764 /* Write low byte */
kbhagat6 0:1aac12a5f1e0 1765 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_AILTL,val_low)){//!wireWriteDataByte(APDS9960_AILTL, val_low) ) {
kbhagat6 0:1aac12a5f1e0 1766 return false;
kbhagat6 0:1aac12a5f1e0 1767 }
kbhagat6 0:1aac12a5f1e0 1768
kbhagat6 0:1aac12a5f1e0 1769 /* Write high byte */
kbhagat6 0:1aac12a5f1e0 1770 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_AILTH,val_high)){//!wireWriteDataByte(APDS9960_AILTH, val_high) ) {
kbhagat6 0:1aac12a5f1e0 1771 return false;
kbhagat6 0:1aac12a5f1e0 1772 }
kbhagat6 0:1aac12a5f1e0 1773
kbhagat6 0:1aac12a5f1e0 1774 return true;
kbhagat6 0:1aac12a5f1e0 1775 }
kbhagat6 0:1aac12a5f1e0 1776
kbhagat6 0:1aac12a5f1e0 1777 /**
kbhagat6 0:1aac12a5f1e0 1778 * @brief Gets the high threshold for ambient light interrupts
kbhagat6 0:1aac12a5f1e0 1779 *
kbhagat6 0:1aac12a5f1e0 1780 * @param[out] threshold current low threshold stored on the APDS-9960
kbhagat6 0:1aac12a5f1e0 1781 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1782 */
kbhagat6 0:1aac12a5f1e0 1783 bool glibr::getLightIntHighThreshold(uint16_t &threshold)
kbhagat6 0:1aac12a5f1e0 1784 {
kbhagat6 0:1aac12a5f1e0 1785 uint8_t val_byte;
kbhagat6 0:1aac12a5f1e0 1786 threshold = 0;
kbhagat6 0:1aac12a5f1e0 1787
kbhagat6 0:1aac12a5f1e0 1788 /* Read value from ambient light high threshold, low byte register */
kbhagat6 0:1aac12a5f1e0 1789 val_byte = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_AIHTL);
kbhagat6 0:1aac12a5f1e0 1790 if( val_byte == ERROR){//!wireReadDataByte(APDS9960_AIHTL, val_byte) ) {
kbhagat6 0:1aac12a5f1e0 1791 return false;
kbhagat6 0:1aac12a5f1e0 1792 }
kbhagat6 0:1aac12a5f1e0 1793 threshold = val_byte;
kbhagat6 0:1aac12a5f1e0 1794
kbhagat6 0:1aac12a5f1e0 1795 /* Read value from ambient light high threshold, high byte register */
kbhagat6 0:1aac12a5f1e0 1796 val_byte = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_AIHTH);
kbhagat6 0:1aac12a5f1e0 1797 if( val_byte == ERROR){//!wireReadDataByte(APDS9960_AIHTH, val_byte) ) {
kbhagat6 0:1aac12a5f1e0 1798 return false;
kbhagat6 0:1aac12a5f1e0 1799 }
kbhagat6 0:1aac12a5f1e0 1800 threshold = threshold + ((uint16_t)val_byte << 8);
kbhagat6 0:1aac12a5f1e0 1801
kbhagat6 0:1aac12a5f1e0 1802 return true;
kbhagat6 0:1aac12a5f1e0 1803 }
kbhagat6 0:1aac12a5f1e0 1804
kbhagat6 0:1aac12a5f1e0 1805 /**
kbhagat6 0:1aac12a5f1e0 1806 * @brief Sets the high threshold for ambient light interrupts
kbhagat6 0:1aac12a5f1e0 1807 *
kbhagat6 0:1aac12a5f1e0 1808 * @param[in] threshold high threshold value for interrupt to trigger
kbhagat6 0:1aac12a5f1e0 1809 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1810 */
kbhagat6 0:1aac12a5f1e0 1811 bool glibr::setLightIntHighThreshold(uint16_t threshold)
kbhagat6 0:1aac12a5f1e0 1812 {
kbhagat6 0:1aac12a5f1e0 1813 uint8_t val_low;
kbhagat6 0:1aac12a5f1e0 1814 uint8_t val_high;
kbhagat6 0:1aac12a5f1e0 1815
kbhagat6 0:1aac12a5f1e0 1816 /* Break 16-bit threshold into 2 8-bit values */
kbhagat6 0:1aac12a5f1e0 1817 val_low = threshold & 0x00FF;
kbhagat6 0:1aac12a5f1e0 1818 val_high = (threshold & 0xFF00) >> 8;
kbhagat6 0:1aac12a5f1e0 1819
kbhagat6 0:1aac12a5f1e0 1820 /* Write low byte */
kbhagat6 0:1aac12a5f1e0 1821 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_AIHTL,val_low)){//!wireWriteDataByte(APDS9960_AIHTL, val_low) ) {
kbhagat6 0:1aac12a5f1e0 1822 return false;
kbhagat6 0:1aac12a5f1e0 1823 }
kbhagat6 0:1aac12a5f1e0 1824
kbhagat6 0:1aac12a5f1e0 1825 /* Write high byte */
kbhagat6 0:1aac12a5f1e0 1826 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_AIHTH,val_high)){//!wireWriteDataByte(APDS9960_AIHTH, val_high) ) {
kbhagat6 0:1aac12a5f1e0 1827 return false;
kbhagat6 0:1aac12a5f1e0 1828 }
kbhagat6 0:1aac12a5f1e0 1829
kbhagat6 0:1aac12a5f1e0 1830 return true;
kbhagat6 0:1aac12a5f1e0 1831 }
kbhagat6 0:1aac12a5f1e0 1832
kbhagat6 0:1aac12a5f1e0 1833 /**
kbhagat6 0:1aac12a5f1e0 1834 * @brief Gets the low threshold for proximity interrupts
kbhagat6 0:1aac12a5f1e0 1835 *
kbhagat6 0:1aac12a5f1e0 1836 * @param[out] threshold current low threshold stored on the APDS-9960
kbhagat6 0:1aac12a5f1e0 1837 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1838 */
kbhagat6 0:1aac12a5f1e0 1839 bool glibr::getProximityIntLowThreshold(uint8_t &threshold)
kbhagat6 0:1aac12a5f1e0 1840 {
kbhagat6 0:1aac12a5f1e0 1841 threshold = 0;
kbhagat6 0:1aac12a5f1e0 1842
kbhagat6 0:1aac12a5f1e0 1843 /* Read value from proximity low threshold register */
kbhagat6 0:1aac12a5f1e0 1844 threshold = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_PILT);
kbhagat6 0:1aac12a5f1e0 1845 if( threshold == ERROR){//!wireReadDataByte(APDS9960_PILT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1846 return false;
kbhagat6 0:1aac12a5f1e0 1847 }
kbhagat6 0:1aac12a5f1e0 1848
kbhagat6 0:1aac12a5f1e0 1849 return true;
kbhagat6 0:1aac12a5f1e0 1850 }
kbhagat6 0:1aac12a5f1e0 1851
kbhagat6 0:1aac12a5f1e0 1852 /**
kbhagat6 0:1aac12a5f1e0 1853 * @brief Sets the low threshold for proximity interrupts
kbhagat6 0:1aac12a5f1e0 1854 *
kbhagat6 0:1aac12a5f1e0 1855 * @param[in] threshold low threshold value for interrupt to trigger
kbhagat6 0:1aac12a5f1e0 1856 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1857 */
kbhagat6 0:1aac12a5f1e0 1858 bool glibr::setProximityIntLowThreshold(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1859 {
kbhagat6 0:1aac12a5f1e0 1860
kbhagat6 0:1aac12a5f1e0 1861 /* Write threshold value to register */
kbhagat6 0:1aac12a5f1e0 1862 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PILT,threshold)){//!wireWriteDataByte(APDS9960_PILT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1863 return false;
kbhagat6 0:1aac12a5f1e0 1864 }
kbhagat6 0:1aac12a5f1e0 1865
kbhagat6 0:1aac12a5f1e0 1866 return true;
kbhagat6 0:1aac12a5f1e0 1867 }
kbhagat6 0:1aac12a5f1e0 1868
kbhagat6 0:1aac12a5f1e0 1869 /**
kbhagat6 0:1aac12a5f1e0 1870 * @brief Gets the high threshold for proximity interrupts
kbhagat6 0:1aac12a5f1e0 1871 *
kbhagat6 0:1aac12a5f1e0 1872 * @param[out] threshold current low threshold stored on the APDS-9960
kbhagat6 0:1aac12a5f1e0 1873 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1874 */
kbhagat6 0:1aac12a5f1e0 1875 bool glibr::getProximityIntHighThreshold(uint8_t &threshold)
kbhagat6 0:1aac12a5f1e0 1876 {
kbhagat6 0:1aac12a5f1e0 1877 threshold = 0;
kbhagat6 0:1aac12a5f1e0 1878
kbhagat6 0:1aac12a5f1e0 1879 /* Read value from proximity low threshold register */
kbhagat6 0:1aac12a5f1e0 1880 threshold = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_PIHT);
kbhagat6 0:1aac12a5f1e0 1881 if( threshold == ERROR){//!wireReadDataByte(APDS9960_PIHT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1882 return false;
kbhagat6 0:1aac12a5f1e0 1883 }
kbhagat6 0:1aac12a5f1e0 1884
kbhagat6 0:1aac12a5f1e0 1885 return true;
kbhagat6 0:1aac12a5f1e0 1886 }
kbhagat6 0:1aac12a5f1e0 1887
kbhagat6 0:1aac12a5f1e0 1888 /**
kbhagat6 0:1aac12a5f1e0 1889 * @brief Sets the high threshold for proximity interrupts
kbhagat6 0:1aac12a5f1e0 1890 *
kbhagat6 0:1aac12a5f1e0 1891 * @param[in] threshold high threshold value for interrupt to trigger
kbhagat6 0:1aac12a5f1e0 1892 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1893 */
kbhagat6 0:1aac12a5f1e0 1894 bool glibr::setProximityIntHighThreshold(uint8_t threshold)
kbhagat6 0:1aac12a5f1e0 1895 {
kbhagat6 0:1aac12a5f1e0 1896
kbhagat6 0:1aac12a5f1e0 1897 /* Write threshold value to register */
kbhagat6 0:1aac12a5f1e0 1898 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_PIHT,threshold)){//!wireWriteDataByte(APDS9960_PIHT, threshold) ) {
kbhagat6 0:1aac12a5f1e0 1899 return false;
kbhagat6 0:1aac12a5f1e0 1900 }
kbhagat6 0:1aac12a5f1e0 1901
kbhagat6 0:1aac12a5f1e0 1902 return true;
kbhagat6 0:1aac12a5f1e0 1903 }
kbhagat6 0:1aac12a5f1e0 1904
kbhagat6 0:1aac12a5f1e0 1905 /**
kbhagat6 0:1aac12a5f1e0 1906 * @brief Gets if ambient light interrupts are enabled or not
kbhagat6 0:1aac12a5f1e0 1907 *
kbhagat6 0:1aac12a5f1e0 1908 * @return 1 if interrupts are enabled, 0 if not. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1909 */
kbhagat6 0:1aac12a5f1e0 1910 uint8_t glibr::getAmbientLightIntEnable()
kbhagat6 0:1aac12a5f1e0 1911 {
kbhagat6 0:1aac12a5f1e0 1912 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1913
kbhagat6 0:1aac12a5f1e0 1914 /* Read value from ENABLE register */
kbhagat6 0:1aac12a5f1e0 1915 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ENABLE);
kbhagat6 0:1aac12a5f1e0 1916 if( val == ERROR){//!wireReadDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 1917 return ERROR;
kbhagat6 0:1aac12a5f1e0 1918 }
kbhagat6 0:1aac12a5f1e0 1919
kbhagat6 0:1aac12a5f1e0 1920 /* Shift and mask out AIEN bit */
kbhagat6 0:1aac12a5f1e0 1921 val = (val >> 4) & 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1922
kbhagat6 0:1aac12a5f1e0 1923 return val;
kbhagat6 0:1aac12a5f1e0 1924 }
kbhagat6 0:1aac12a5f1e0 1925
kbhagat6 0:1aac12a5f1e0 1926 /**
kbhagat6 0:1aac12a5f1e0 1927 * @brief Turns ambient light interrupts on or off
kbhagat6 0:1aac12a5f1e0 1928 *
kbhagat6 0:1aac12a5f1e0 1929 * @param[in] enable 1 to enable interrupts, 0 to turn them off
kbhagat6 0:1aac12a5f1e0 1930 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1931 */
kbhagat6 0:1aac12a5f1e0 1932 bool glibr::setAmbientLightIntEnable(uint8_t enable)
kbhagat6 0:1aac12a5f1e0 1933 {
kbhagat6 0:1aac12a5f1e0 1934 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1935
kbhagat6 0:1aac12a5f1e0 1936 /* Read value from ENABLE register */
kbhagat6 0:1aac12a5f1e0 1937 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ENABLE);
kbhagat6 0:1aac12a5f1e0 1938 if( val == ERROR){//!wireReadDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 1939 return false;
kbhagat6 0:1aac12a5f1e0 1940 }
kbhagat6 0:1aac12a5f1e0 1941
kbhagat6 0:1aac12a5f1e0 1942 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1943 enable &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1944 enable = enable << 4;
kbhagat6 0:1aac12a5f1e0 1945 val &= 0xEF;//0b11101111;
kbhagat6 0:1aac12a5f1e0 1946 val |= enable;
kbhagat6 0:1aac12a5f1e0 1947
kbhagat6 0:1aac12a5f1e0 1948 /* Write register value back into ENABLE register */
kbhagat6 0:1aac12a5f1e0 1949 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_ENABLE,val)){//!wireWriteDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 1950 return false;
kbhagat6 0:1aac12a5f1e0 1951 }
kbhagat6 0:1aac12a5f1e0 1952
kbhagat6 0:1aac12a5f1e0 1953 return true;
kbhagat6 0:1aac12a5f1e0 1954 }
kbhagat6 0:1aac12a5f1e0 1955
kbhagat6 0:1aac12a5f1e0 1956 /**
kbhagat6 0:1aac12a5f1e0 1957 * @brief Gets if proximity interrupts are enabled or not
kbhagat6 0:1aac12a5f1e0 1958 *
kbhagat6 0:1aac12a5f1e0 1959 * @return 1 if interrupts are enabled, 0 if not. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 1960 */
kbhagat6 0:1aac12a5f1e0 1961 uint8_t glibr::getProximityIntEnable()
kbhagat6 0:1aac12a5f1e0 1962 {
kbhagat6 0:1aac12a5f1e0 1963 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1964
kbhagat6 0:1aac12a5f1e0 1965 /* Read value from ENABLE register */
kbhagat6 0:1aac12a5f1e0 1966 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ENABLE);
kbhagat6 0:1aac12a5f1e0 1967 if( val == ERROR){//!wireReadDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 1968 return ERROR;
kbhagat6 0:1aac12a5f1e0 1969 }
kbhagat6 0:1aac12a5f1e0 1970
kbhagat6 0:1aac12a5f1e0 1971 /* Shift and mask out PIEN bit */
kbhagat6 0:1aac12a5f1e0 1972 val = (val >> 5) & 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1973
kbhagat6 0:1aac12a5f1e0 1974 return val;
kbhagat6 0:1aac12a5f1e0 1975 }
kbhagat6 0:1aac12a5f1e0 1976
kbhagat6 0:1aac12a5f1e0 1977 /**
kbhagat6 0:1aac12a5f1e0 1978 * @brief Turns proximity interrupts on or off
kbhagat6 0:1aac12a5f1e0 1979 *
kbhagat6 0:1aac12a5f1e0 1980 * @param[in] enable 1 to enable interrupts, 0 to turn them off
kbhagat6 0:1aac12a5f1e0 1981 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 1982 */
kbhagat6 0:1aac12a5f1e0 1983 bool glibr::setProximityIntEnable(uint8_t enable)
kbhagat6 0:1aac12a5f1e0 1984 {
kbhagat6 0:1aac12a5f1e0 1985 uint8_t val;
kbhagat6 0:1aac12a5f1e0 1986
kbhagat6 0:1aac12a5f1e0 1987 /* Read value from ENABLE register */
kbhagat6 0:1aac12a5f1e0 1988 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_ENABLE);
kbhagat6 0:1aac12a5f1e0 1989 if( val == ERROR){//!wireReadDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 1990 return false;
kbhagat6 0:1aac12a5f1e0 1991 }
kbhagat6 0:1aac12a5f1e0 1992
kbhagat6 0:1aac12a5f1e0 1993 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 1994 enable &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 1995 enable = enable << 5;
kbhagat6 0:1aac12a5f1e0 1996 val &= 0xDF;//0b11011111;
kbhagat6 0:1aac12a5f1e0 1997 val |= enable;
kbhagat6 0:1aac12a5f1e0 1998
kbhagat6 0:1aac12a5f1e0 1999 /* Write register value back into ENABLE register */
kbhagat6 0:1aac12a5f1e0 2000 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_ENABLE,val)){//!wireWriteDataByte(APDS9960_ENABLE, val) ) {
kbhagat6 0:1aac12a5f1e0 2001 return false;
kbhagat6 0:1aac12a5f1e0 2002 }
kbhagat6 0:1aac12a5f1e0 2003
kbhagat6 0:1aac12a5f1e0 2004 return true;
kbhagat6 0:1aac12a5f1e0 2005 }
kbhagat6 0:1aac12a5f1e0 2006
kbhagat6 0:1aac12a5f1e0 2007 /**
kbhagat6 0:1aac12a5f1e0 2008 * @brief Gets if gesture interrupts are enabled or not
kbhagat6 0:1aac12a5f1e0 2009 *
kbhagat6 0:1aac12a5f1e0 2010 * @return 1 if interrupts are enabled, 0 if not. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 2011 */
kbhagat6 0:1aac12a5f1e0 2012 uint8_t glibr::getGestureIntEnable()
kbhagat6 0:1aac12a5f1e0 2013 {
kbhagat6 0:1aac12a5f1e0 2014 uint8_t val;
kbhagat6 0:1aac12a5f1e0 2015
kbhagat6 0:1aac12a5f1e0 2016 /* Read value from GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2017 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF4);
kbhagat6 0:1aac12a5f1e0 2018 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2019 return ERROR;
kbhagat6 0:1aac12a5f1e0 2020 }
kbhagat6 0:1aac12a5f1e0 2021
kbhagat6 0:1aac12a5f1e0 2022 /* Shift and mask out GIEN bit */
kbhagat6 0:1aac12a5f1e0 2023 val = (val >> 1) & 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 2024
kbhagat6 0:1aac12a5f1e0 2025 return val;
kbhagat6 0:1aac12a5f1e0 2026 }
kbhagat6 0:1aac12a5f1e0 2027
kbhagat6 0:1aac12a5f1e0 2028 /**
kbhagat6 0:1aac12a5f1e0 2029 * @brief Turns gesture-related interrupts on or off
kbhagat6 0:1aac12a5f1e0 2030 *
kbhagat6 0:1aac12a5f1e0 2031 * @param[in] enable 1 to enable interrupts, 0 to turn them off
kbhagat6 0:1aac12a5f1e0 2032 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 2033 */
kbhagat6 0:1aac12a5f1e0 2034 bool glibr::setGestureIntEnable(uint8_t enable)
kbhagat6 0:1aac12a5f1e0 2035 {
kbhagat6 0:1aac12a5f1e0 2036 uint8_t val;
kbhagat6 0:1aac12a5f1e0 2037
kbhagat6 0:1aac12a5f1e0 2038 /* Read value from GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2039 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF4);
kbhagat6 0:1aac12a5f1e0 2040 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2041 return false;
kbhagat6 0:1aac12a5f1e0 2042 }
kbhagat6 0:1aac12a5f1e0 2043
kbhagat6 0:1aac12a5f1e0 2044 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 2045 enable &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 2046 enable = enable << 1;
kbhagat6 0:1aac12a5f1e0 2047 val &= 0xFD;//0b11111101;
kbhagat6 0:1aac12a5f1e0 2048 val |= enable;
kbhagat6 0:1aac12a5f1e0 2049
kbhagat6 0:1aac12a5f1e0 2050 /* Write register value back into GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2051 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GCONF4,val)){//!wireWriteDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2052 return false;
kbhagat6 0:1aac12a5f1e0 2053 }
kbhagat6 0:1aac12a5f1e0 2054
kbhagat6 0:1aac12a5f1e0 2055 return true;
kbhagat6 0:1aac12a5f1e0 2056 }
kbhagat6 0:1aac12a5f1e0 2057
kbhagat6 0:1aac12a5f1e0 2058 /**
kbhagat6 0:1aac12a5f1e0 2059 * @brief Clears the ambient light interrupt
kbhagat6 0:1aac12a5f1e0 2060 *
kbhagat6 0:1aac12a5f1e0 2061 * @return True if operation completed successfully. False otherwise.
kbhagat6 0:1aac12a5f1e0 2062 */
kbhagat6 0:1aac12a5f1e0 2063 bool glibr::clearAmbientLightInt()
kbhagat6 0:1aac12a5f1e0 2064 {
kbhagat6 0:1aac12a5f1e0 2065 uint8_t throwaway;
kbhagat6 0:1aac12a5f1e0 2066 throwaway = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_AICLEAR);
kbhagat6 0:1aac12a5f1e0 2067 if( throwaway == ERROR){//!wireReadDataByte(APDS9960_AICLEAR, throwaway) ) {
kbhagat6 0:1aac12a5f1e0 2068 return false;
kbhagat6 0:1aac12a5f1e0 2069 }
kbhagat6 0:1aac12a5f1e0 2070
kbhagat6 0:1aac12a5f1e0 2071 return true;
kbhagat6 0:1aac12a5f1e0 2072 }
kbhagat6 0:1aac12a5f1e0 2073
kbhagat6 0:1aac12a5f1e0 2074 /**
kbhagat6 0:1aac12a5f1e0 2075 * @brief Clears the proximity interrupt
kbhagat6 0:1aac12a5f1e0 2076 *
kbhagat6 0:1aac12a5f1e0 2077 * @return True if operation completed successfully. False otherwise.
kbhagat6 0:1aac12a5f1e0 2078 */
kbhagat6 0:1aac12a5f1e0 2079 bool glibr::clearProximityInt()
kbhagat6 0:1aac12a5f1e0 2080 {
kbhagat6 0:1aac12a5f1e0 2081 uint8_t throwaway;
kbhagat6 0:1aac12a5f1e0 2082 throwaway = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_PICLEAR);
kbhagat6 0:1aac12a5f1e0 2083 if( throwaway == ERROR){//!wireReadDataByte(APDS9960_PICLEAR, throwaway) ) {
kbhagat6 0:1aac12a5f1e0 2084 return false;
kbhagat6 0:1aac12a5f1e0 2085 }
kbhagat6 0:1aac12a5f1e0 2086
kbhagat6 0:1aac12a5f1e0 2087 return true;
kbhagat6 0:1aac12a5f1e0 2088 }
kbhagat6 0:1aac12a5f1e0 2089
kbhagat6 0:1aac12a5f1e0 2090 /**
kbhagat6 0:1aac12a5f1e0 2091 * @brief Tells if the gesture state machine is currently running
kbhagat6 0:1aac12a5f1e0 2092 *
kbhagat6 0:1aac12a5f1e0 2093 * @return 1 if gesture state machine is running, 0 if not. 0xFF on error.
kbhagat6 0:1aac12a5f1e0 2094 */
kbhagat6 0:1aac12a5f1e0 2095 uint8_t glibr::getGestureMode()
kbhagat6 0:1aac12a5f1e0 2096 {
kbhagat6 0:1aac12a5f1e0 2097 uint8_t val;
kbhagat6 0:1aac12a5f1e0 2098
kbhagat6 0:1aac12a5f1e0 2099 /* Read value from GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2100 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF4);
kbhagat6 0:1aac12a5f1e0 2101 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2102 return ERROR;
kbhagat6 0:1aac12a5f1e0 2103 }
kbhagat6 0:1aac12a5f1e0 2104
kbhagat6 0:1aac12a5f1e0 2105 /* Mask out GMODE bit */
kbhagat6 0:1aac12a5f1e0 2106 val &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 2107
kbhagat6 0:1aac12a5f1e0 2108 return val;
kbhagat6 0:1aac12a5f1e0 2109 }
kbhagat6 0:1aac12a5f1e0 2110
kbhagat6 0:1aac12a5f1e0 2111 /**
kbhagat6 0:1aac12a5f1e0 2112 * @brief Tells the state machine to either enter or exit gesture state machine
kbhagat6 0:1aac12a5f1e0 2113 *
kbhagat6 0:1aac12a5f1e0 2114 * @param[in] mode 1 to enter gesture state machine, 0 to exit.
kbhagat6 0:1aac12a5f1e0 2115 * @return True if operation successful. False otherwise.
kbhagat6 0:1aac12a5f1e0 2116 */
kbhagat6 0:1aac12a5f1e0 2117 bool glibr::setGestureMode(uint8_t mode)
kbhagat6 0:1aac12a5f1e0 2118 {
kbhagat6 0:1aac12a5f1e0 2119 uint8_t val;
kbhagat6 0:1aac12a5f1e0 2120
kbhagat6 0:1aac12a5f1e0 2121 /* Read value from GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2122 val = I2CreadByte(APDS9960_I2C_ADDR, APDS9960_GCONF4);
kbhagat6 0:1aac12a5f1e0 2123 if( val == ERROR){//!wireReadDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2124 return false;
kbhagat6 0:1aac12a5f1e0 2125 }
kbhagat6 0:1aac12a5f1e0 2126
kbhagat6 0:1aac12a5f1e0 2127 /* Set bits in register to given value */
kbhagat6 0:1aac12a5f1e0 2128 mode &= 0x01;//0b00000001;
kbhagat6 0:1aac12a5f1e0 2129 val &= 0xFE;//0b11111110;
kbhagat6 0:1aac12a5f1e0 2130 val |= mode;
kbhagat6 0:1aac12a5f1e0 2131
kbhagat6 0:1aac12a5f1e0 2132 /* Write register value back into GCONF4 register */
kbhagat6 0:1aac12a5f1e0 2133 if( I2CwriteByte(APDS9960_I2C_ADDR,APDS9960_GCONF4,val)){//!wireWriteDataByte(APDS9960_GCONF4, val) ) {
kbhagat6 0:1aac12a5f1e0 2134 return false;
kbhagat6 0:1aac12a5f1e0 2135 }
kbhagat6 0:1aac12a5f1e0 2136
kbhagat6 0:1aac12a5f1e0 2137 return true;
kbhagat6 0:1aac12a5f1e0 2138 }
kbhagat6 0:1aac12a5f1e0 2139
kbhagat6 0:1aac12a5f1e0 2140
kbhagat6 0:1aac12a5f1e0 2141
kbhagat6 0:1aac12a5f1e0 2142
kbhagat6 0:1aac12a5f1e0 2143
kbhagat6 0:1aac12a5f1e0 2144 int glibr::I2CwriteByte(char address, char subAddress, char data)
kbhagat6 0:1aac12a5f1e0 2145 {
kbhagat6 0:1aac12a5f1e0 2146 int ret;
kbhagat6 0:1aac12a5f1e0 2147 char cmd[2] = {subAddress, data};
kbhagat6 0:1aac12a5f1e0 2148 ret=i2c.write(address<<1, cmd, 2); //if ret is 1, then not acked.
kbhagat6 0:1aac12a5f1e0 2149 return ret;
kbhagat6 0:1aac12a5f1e0 2150 }
kbhagat6 0:1aac12a5f1e0 2151
kbhagat6 0:1aac12a5f1e0 2152
kbhagat6 0:1aac12a5f1e0 2153
kbhagat6 0:1aac12a5f1e0 2154 uint8_t glibr::I2CreadByte(char address, char subAddress)
kbhagat6 0:1aac12a5f1e0 2155 {
kbhagat6 0:1aac12a5f1e0 2156 char data; // store the register data
kbhagat6 0:1aac12a5f1e0 2157
kbhagat6 0:1aac12a5f1e0 2158 if(i2c.write(address<<1, &subAddress, 1, true)){
u103060010 3:8e5d2639d7bf 2159 //std::cout<<"hello"<<std::endl;
kbhagat6 0:1aac12a5f1e0 2160 return ERROR; //7 bit //not acked
kbhagat6 0:1aac12a5f1e0 2161 }
kbhagat6 0:1aac12a5f1e0 2162 if(i2c.read(address<<1, &data, 1)){ /////CHANGED THIS NEED TO TEST.
u103060010 3:8e5d2639d7bf 2163 //std::cout<<"aloha"<<std::endl;
kbhagat6 0:1aac12a5f1e0 2164 return ERROR;
kbhagat6 0:1aac12a5f1e0 2165 }
kbhagat6 0:1aac12a5f1e0 2166
u103060010 3:8e5d2639d7bf 2167 //std::cout<<"Cheupei"<<std::endl;
kbhagat6 0:1aac12a5f1e0 2168
kbhagat6 0:1aac12a5f1e0 2169 //i2c.read(address<<1, &data, 1);
kbhagat6 0:1aac12a5f1e0 2170 return data;
kbhagat6 0:1aac12a5f1e0 2171
kbhagat6 0:1aac12a5f1e0 2172 }
kbhagat6 0:1aac12a5f1e0 2173
kbhagat6 0:1aac12a5f1e0 2174
kbhagat6 0:1aac12a5f1e0 2175 // * @brief Reads a block (array) of bytes from the I2C device and register
kbhagat6 0:1aac12a5f1e0 2176 // *
kbhagat6 0:1aac12a5f1e0 2177 // * @param[in] reg the register to read from
kbhagat6 0:1aac12a5f1e0 2178 // * @param[out] val pointer to the beginning of the data
kbhagat6 0:1aac12a5f1e0 2179 // * @param[in] len number of bytes to read
kbhagat6 0:1aac12a5f1e0 2180 // * @return Number of bytes read. -1 on read error.
kbhagat6 0:1aac12a5f1e0 2181 // */
kbhagat6 0:1aac12a5f1e0 2182 int glibr::I2CReadDataBlock(char address, char subAddress, char *data, unsigned int len)
kbhagat6 0:1aac12a5f1e0 2183 {
kbhagat6 0:1aac12a5f1e0 2184 // unsigned char i = 0;
kbhagat6 0:1aac12a5f1e0 2185
kbhagat6 0:1aac12a5f1e0 2186 /* Indicate which register we want to read from */
kbhagat6 0:1aac12a5f1e0 2187
kbhagat6 0:1aac12a5f1e0 2188 if(i2c.write(address<<1, &subAddress, 1, true)){
kbhagat6 0:1aac12a5f1e0 2189 return -1; //7 bit //not acked
kbhagat6 0:1aac12a5f1e0 2190 }
kbhagat6 0:1aac12a5f1e0 2191
kbhagat6 0:1aac12a5f1e0 2192 /* Read block data */
kbhagat6 0:1aac12a5f1e0 2193
kbhagat6 0:1aac12a5f1e0 2194 if(i2c.read(address<<1, data, len)){
kbhagat6 0:1aac12a5f1e0 2195 return -1;
kbhagat6 0:1aac12a5f1e0 2196 }
kbhagat6 0:1aac12a5f1e0 2197
kbhagat6 0:1aac12a5f1e0 2198 return 1;
kbhagat6 0:1aac12a5f1e0 2199 //Wire.requestFrom(APDS9960_I2C_ADDR, len);
kbhagat6 0:1aac12a5f1e0 2200 /*while (Wire.available()) {
kbhagat6 0:1aac12a5f1e0 2201 if (i >= len) {
kbhagat6 0:1aac12a5f1e0 2202 return -1;
kbhagat6 0:1aac12a5f1e0 2203 }
kbhagat6 0:1aac12a5f1e0 2204 val[i] = Wire.read();
kbhagat6 0:1aac12a5f1e0 2205 i++;
kbhagat6 0:1aac12a5f1e0 2206 }*/
kbhagat6 0:1aac12a5f1e0 2207 }