Aleksandr Koptevtsov
/
adxl345
ADXL345 test on L476
adxl345.cpp@0:a0f7c6807a3a, 2017-11-30 (annotated)
- Committer:
- tifo
- Date:
- Thu Nov 30 20:01:44 2017 +0000
- Revision:
- 0:a0f7c6807a3a
Manual acc reading, pseudo int are working.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
tifo | 0:a0f7c6807a3a | 1 | #include "adxl345.h" |
tifo | 0:a0f7c6807a3a | 2 | |
tifo | 0:a0f7c6807a3a | 3 | I2C i2c(PB_9, PB_8); |
tifo | 0:a0f7c6807a3a | 4 | |
tifo | 0:a0f7c6807a3a | 5 | #define ADXL345_DEVICE (0xA6) // Device Address for ADXL345 |
tifo | 0:a0f7c6807a3a | 6 | #define ADXL345_TO_READ (6) // Number of chars Read - Two chars Per Axis |
tifo | 0:a0f7c6807a3a | 7 | |
tifo | 0:a0f7c6807a3a | 8 | ADXL345::ADXL345() { |
tifo | 0:a0f7c6807a3a | 9 | status = ADXL345_OK; |
tifo | 0:a0f7c6807a3a | 10 | error_code = ADXL345_NO_ERROR; |
tifo | 0:a0f7c6807a3a | 11 | |
tifo | 0:a0f7c6807a3a | 12 | gains[0] = 0.00376390; // Original gain 0.00376390 |
tifo | 0:a0f7c6807a3a | 13 | gains[1] = 0.00376009; // Original gain 0.00376009 |
tifo | 0:a0f7c6807a3a | 14 | gains[2] = 0.00349265; // Original gain 0.00349265 |
tifo | 0:a0f7c6807a3a | 15 | } |
tifo | 0:a0f7c6807a3a | 16 | |
tifo | 0:a0f7c6807a3a | 17 | |
tifo | 0:a0f7c6807a3a | 18 | void ADXL345::powerOn() { |
tifo | 0:a0f7c6807a3a | 19 | |
tifo | 0:a0f7c6807a3a | 20 | //ADXL345 TURN ON |
tifo | 0:a0f7c6807a3a | 21 | writeToI2C(ADXL345_POWER_CTL, 0); // Wakeup |
tifo | 0:a0f7c6807a3a | 22 | writeToI2C(ADXL345_POWER_CTL, 16); // Auto_Sleep |
tifo | 0:a0f7c6807a3a | 23 | writeToI2C(ADXL345_POWER_CTL, 8); // Measure |
tifo | 0:a0f7c6807a3a | 24 | |
tifo | 0:a0f7c6807a3a | 25 | } |
tifo | 0:a0f7c6807a3a | 26 | |
tifo | 0:a0f7c6807a3a | 27 | |
tifo | 0:a0f7c6807a3a | 28 | /*********************** READING ACCELERATION ***********************/ |
tifo | 0:a0f7c6807a3a | 29 | /* Reads Acceleration into Three Variables: x, y and z */ |
tifo | 0:a0f7c6807a3a | 30 | |
tifo | 0:a0f7c6807a3a | 31 | void ADXL345::readAccel(int *xyz){ |
tifo | 0:a0f7c6807a3a | 32 | readAccel(xyz, xyz + 1, xyz + 2); |
tifo | 0:a0f7c6807a3a | 33 | } |
tifo | 0:a0f7c6807a3a | 34 | |
tifo | 0:a0f7c6807a3a | 35 | void ADXL345::readAccel(int *x, int *y, int *z) { |
tifo | 0:a0f7c6807a3a | 36 | readFromI2C(ADXL345_DATAX0, ADXL345_TO_READ, _buff); // Read Accel Data from ADXL345 |
tifo | 0:a0f7c6807a3a | 37 | |
tifo | 0:a0f7c6807a3a | 38 | // Each Axis @ All g Ranges: 10 Bit Resolution (2 chars) |
tifo | 0:a0f7c6807a3a | 39 | |
tifo | 0:a0f7c6807a3a | 40 | *x = (int16_t)((((int)_buff[1]) << 8) | _buff[0]); |
tifo | 0:a0f7c6807a3a | 41 | *y = (int16_t)((((int)_buff[3]) << 8) | _buff[2]); |
tifo | 0:a0f7c6807a3a | 42 | *z = (int16_t)((((int)_buff[5]) << 8) | _buff[4]); |
tifo | 0:a0f7c6807a3a | 43 | |
tifo | 0:a0f7c6807a3a | 44 | } |
tifo | 0:a0f7c6807a3a | 45 | |
tifo | 0:a0f7c6807a3a | 46 | void ADXL345::get_Gxyz(double *xyz){ |
tifo | 0:a0f7c6807a3a | 47 | int i; |
tifo | 0:a0f7c6807a3a | 48 | int xyz_int[3]; |
tifo | 0:a0f7c6807a3a | 49 | readAccel(xyz_int); |
tifo | 0:a0f7c6807a3a | 50 | for(i=0; i<3; i++){ |
tifo | 0:a0f7c6807a3a | 51 | xyz[i] = xyz_int[i] * gains[i]; |
tifo | 0:a0f7c6807a3a | 52 | } |
tifo | 0:a0f7c6807a3a | 53 | } |
tifo | 0:a0f7c6807a3a | 54 | |
tifo | 0:a0f7c6807a3a | 55 | |
tifo | 0:a0f7c6807a3a | 56 | /*************************** WRITE TO I2C ***************************/ |
tifo | 0:a0f7c6807a3a | 57 | /* Start; Send Register Address; Send Value To Write; End */ |
tifo | 0:a0f7c6807a3a | 58 | void ADXL345::writeToI2C(char _address, char _val) { |
tifo | 0:a0f7c6807a3a | 59 | |
tifo | 0:a0f7c6807a3a | 60 | char data_write[2]; |
tifo | 0:a0f7c6807a3a | 61 | data_write[0] = _address; |
tifo | 0:a0f7c6807a3a | 62 | data_write[1] = _val; |
tifo | 0:a0f7c6807a3a | 63 | |
tifo | 0:a0f7c6807a3a | 64 | i2c.write(ADXL345_DEVICE, data_write, 2, 0); |
tifo | 0:a0f7c6807a3a | 65 | } |
tifo | 0:a0f7c6807a3a | 66 | |
tifo | 0:a0f7c6807a3a | 67 | /*************************** READ FROM I2C **************************/ |
tifo | 0:a0f7c6807a3a | 68 | /* Start; Send Address To Read; End */ |
tifo | 0:a0f7c6807a3a | 69 | void ADXL345::readFromI2C(char address, int num, char _buff[]) { |
tifo | 0:a0f7c6807a3a | 70 | |
tifo | 0:a0f7c6807a3a | 71 | char data_write[1]; |
tifo | 0:a0f7c6807a3a | 72 | data_write[0] = address; |
tifo | 0:a0f7c6807a3a | 73 | i2c.write(ADXL345_DEVICE, data_write, 1, 1); |
tifo | 0:a0f7c6807a3a | 74 | i2c.read(ADXL345_DEVICE, _buff, num, 0); |
tifo | 0:a0f7c6807a3a | 75 | } |
tifo | 0:a0f7c6807a3a | 76 | |
tifo | 0:a0f7c6807a3a | 77 | void ADXL345::setRangeSetting(int val) { |
tifo | 0:a0f7c6807a3a | 78 | char _s; |
tifo | 0:a0f7c6807a3a | 79 | char _b; |
tifo | 0:a0f7c6807a3a | 80 | |
tifo | 0:a0f7c6807a3a | 81 | switch (val) { |
tifo | 0:a0f7c6807a3a | 82 | case 2: |
tifo | 0:a0f7c6807a3a | 83 | _s = 00000000; |
tifo | 0:a0f7c6807a3a | 84 | break; |
tifo | 0:a0f7c6807a3a | 85 | case 4: |
tifo | 0:a0f7c6807a3a | 86 | _s = 00000001; |
tifo | 0:a0f7c6807a3a | 87 | break; |
tifo | 0:a0f7c6807a3a | 88 | case 8: |
tifo | 0:a0f7c6807a3a | 89 | _s = 00000010; |
tifo | 0:a0f7c6807a3a | 90 | break; |
tifo | 0:a0f7c6807a3a | 91 | case 16: |
tifo | 0:a0f7c6807a3a | 92 | _s = 00000011; |
tifo | 0:a0f7c6807a3a | 93 | break; |
tifo | 0:a0f7c6807a3a | 94 | default: |
tifo | 0:a0f7c6807a3a | 95 | _s = 00000000; |
tifo | 0:a0f7c6807a3a | 96 | } |
tifo | 0:a0f7c6807a3a | 97 | readFromI2C(ADXL345_DATA_FORMAT, 1, &_b); |
tifo | 0:a0f7c6807a3a | 98 | _s |= (_b & 11101100); |
tifo | 0:a0f7c6807a3a | 99 | writeToI2C(ADXL345_DATA_FORMAT, _s); |
tifo | 0:a0f7c6807a3a | 100 | } |
tifo | 0:a0f7c6807a3a | 101 | |
tifo | 0:a0f7c6807a3a | 102 | /*************************** SELF_TEST BIT **************************/ |
tifo | 0:a0f7c6807a3a | 103 | /* ~ GET & SET */ |
tifo | 0:a0f7c6807a3a | 104 | bool ADXL345::getSelfTestBit() { |
tifo | 0:a0f7c6807a3a | 105 | return getRegisterBit(ADXL345_DATA_FORMAT, 7); |
tifo | 0:a0f7c6807a3a | 106 | } |
tifo | 0:a0f7c6807a3a | 107 | |
tifo | 0:a0f7c6807a3a | 108 | // If Set (1) Self-Test Applied. Electrostatic Force exerted on the sensor |
tifo | 0:a0f7c6807a3a | 109 | // causing a shift in the output data. |
tifo | 0:a0f7c6807a3a | 110 | // If Set (0) Self-Test Disabled. |
tifo | 0:a0f7c6807a3a | 111 | void ADXL345::setSelfTestBit(bool selfTestBit) { |
tifo | 0:a0f7c6807a3a | 112 | setRegisterBit(ADXL345_DATA_FORMAT, 7, selfTestBit); |
tifo | 0:a0f7c6807a3a | 113 | } |
tifo | 0:a0f7c6807a3a | 114 | |
tifo | 0:a0f7c6807a3a | 115 | |
tifo | 0:a0f7c6807a3a | 116 | /*********************** INT_INVERT BIT STATE ***********************/ |
tifo | 0:a0f7c6807a3a | 117 | /* ~ GET & SET */ |
tifo | 0:a0f7c6807a3a | 118 | bool ADXL345::getInterruptLevelBit() { |
tifo | 0:a0f7c6807a3a | 119 | return getRegisterBit(ADXL345_DATA_FORMAT, 5); |
tifo | 0:a0f7c6807a3a | 120 | } |
tifo | 0:a0f7c6807a3a | 121 | |
tifo | 0:a0f7c6807a3a | 122 | // If Set (0) Sets the Interrupts to Active HIGH |
tifo | 0:a0f7c6807a3a | 123 | // If Set (1) Sets the Interrupts to Active LOW |
tifo | 0:a0f7c6807a3a | 124 | void ADXL345::setInterruptLevelBit(bool interruptLevelBit) { |
tifo | 0:a0f7c6807a3a | 125 | setRegisterBit(ADXL345_DATA_FORMAT, 5, interruptLevelBit); |
tifo | 0:a0f7c6807a3a | 126 | } |
tifo | 0:a0f7c6807a3a | 127 | |
tifo | 0:a0f7c6807a3a | 128 | /************************* FULL_RES BIT STATE ***********************/ |
tifo | 0:a0f7c6807a3a | 129 | /* ~ GET & SET */ |
tifo | 0:a0f7c6807a3a | 130 | bool ADXL345::getFullResBit() { |
tifo | 0:a0f7c6807a3a | 131 | return getRegisterBit(ADXL345_DATA_FORMAT, 3); |
tifo | 0:a0f7c6807a3a | 132 | } |
tifo | 0:a0f7c6807a3a | 133 | |
tifo | 0:a0f7c6807a3a | 134 | // If Set (1) Device is in Full Resolution Mode: Output Resolution Increase with G Range |
tifo | 0:a0f7c6807a3a | 135 | // Set by the Range Bits to Maintain a 4mg/LSB Scale Factor |
tifo | 0:a0f7c6807a3a | 136 | // If Set (0) Device is in 10-bit Mode: Range Bits Determine Maximum G Range |
tifo | 0:a0f7c6807a3a | 137 | // And Scale Factor |
tifo | 0:a0f7c6807a3a | 138 | void ADXL345::setFullResBit(bool fullResBit) { |
tifo | 0:a0f7c6807a3a | 139 | setRegisterBit(ADXL345_DATA_FORMAT, 3, fullResBit); |
tifo | 0:a0f7c6807a3a | 140 | } |
tifo | 0:a0f7c6807a3a | 141 | |
tifo | 0:a0f7c6807a3a | 142 | /*************************** JUSTIFY BIT STATE **************************/ |
tifo | 0:a0f7c6807a3a | 143 | /* ~ GET & SET */ |
tifo | 0:a0f7c6807a3a | 144 | bool ADXL345::getJustifyBit() { |
tifo | 0:a0f7c6807a3a | 145 | return getRegisterBit(ADXL345_DATA_FORMAT, 2); |
tifo | 0:a0f7c6807a3a | 146 | } |
tifo | 0:a0f7c6807a3a | 147 | |
tifo | 0:a0f7c6807a3a | 148 | // If Set (1) Selects the Left Justified Mode |
tifo | 0:a0f7c6807a3a | 149 | // If Set (0) Selects Right Justified Mode with Sign Extension |
tifo | 0:a0f7c6807a3a | 150 | void ADXL345::setJustifyBit(bool justifyBit) { |
tifo | 0:a0f7c6807a3a | 151 | setRegisterBit(ADXL345_DATA_FORMAT, 2, justifyBit); |
tifo | 0:a0f7c6807a3a | 152 | } |
tifo | 0:a0f7c6807a3a | 153 | |
tifo | 0:a0f7c6807a3a | 154 | /*********************** THRESH_TAP char VALUE **********************/ |
tifo | 0:a0f7c6807a3a | 155 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 156 | // Should Set Between 0 and 255 |
tifo | 0:a0f7c6807a3a | 157 | // Scale Factor is 62.5 mg/LSB |
tifo | 0:a0f7c6807a3a | 158 | // A Value of 0 May Result in Undesirable Behavior |
tifo | 0:a0f7c6807a3a | 159 | void ADXL345::setTapThreshold(int tapThreshold) { |
tifo | 0:a0f7c6807a3a | 160 | if(tapThreshold < 0) |
tifo | 0:a0f7c6807a3a | 161 | { |
tifo | 0:a0f7c6807a3a | 162 | tapThreshold = 0; |
tifo | 0:a0f7c6807a3a | 163 | } |
tifo | 0:a0f7c6807a3a | 164 | if(tapThreshold > 255) |
tifo | 0:a0f7c6807a3a | 165 | { |
tifo | 0:a0f7c6807a3a | 166 | tapThreshold = 255; |
tifo | 0:a0f7c6807a3a | 167 | } |
tifo | 0:a0f7c6807a3a | 168 | |
tifo | 0:a0f7c6807a3a | 169 | char _b = char (tapThreshold); |
tifo | 0:a0f7c6807a3a | 170 | writeToI2C(ADXL345_THRESH_TAP, _b); |
tifo | 0:a0f7c6807a3a | 171 | } |
tifo | 0:a0f7c6807a3a | 172 | |
tifo | 0:a0f7c6807a3a | 173 | // Return Value Between 0 and 255 |
tifo | 0:a0f7c6807a3a | 174 | // Scale Factor is 62.5 mg/LSB |
tifo | 0:a0f7c6807a3a | 175 | int ADXL345::getTapThreshold() { |
tifo | 0:a0f7c6807a3a | 176 | char _b; |
tifo | 0:a0f7c6807a3a | 177 | readFromI2C(ADXL345_THRESH_TAP, 1, &_b); |
tifo | 0:a0f7c6807a3a | 178 | return int (_b); |
tifo | 0:a0f7c6807a3a | 179 | } |
tifo | 0:a0f7c6807a3a | 180 | |
tifo | 0:a0f7c6807a3a | 181 | /****************** GAIN FOR EACH AXIS IN Gs / COUNT *****************/ |
tifo | 0:a0f7c6807a3a | 182 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 183 | void ADXL345::setAxisGains(double *_gains){ |
tifo | 0:a0f7c6807a3a | 184 | int i; |
tifo | 0:a0f7c6807a3a | 185 | for(i = 0; i < 3; i++){ |
tifo | 0:a0f7c6807a3a | 186 | gains[i] = _gains[i]; |
tifo | 0:a0f7c6807a3a | 187 | } |
tifo | 0:a0f7c6807a3a | 188 | } |
tifo | 0:a0f7c6807a3a | 189 | void ADXL345::getAxisGains(double *_gains){ |
tifo | 0:a0f7c6807a3a | 190 | int i; |
tifo | 0:a0f7c6807a3a | 191 | for(i = 0; i < 3; i++){ |
tifo | 0:a0f7c6807a3a | 192 | _gains[i] = gains[i]; |
tifo | 0:a0f7c6807a3a | 193 | } |
tifo | 0:a0f7c6807a3a | 194 | } |
tifo | 0:a0f7c6807a3a | 195 | |
tifo | 0:a0f7c6807a3a | 196 | /********************* OFSX, OFSY and OFSZ charS ********************/ |
tifo | 0:a0f7c6807a3a | 197 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 198 | // OFSX, OFSY and OFSZ: User Offset Adjustments in Twos Complement Format |
tifo | 0:a0f7c6807a3a | 199 | // Scale Factor of 15.6mg/LSB |
tifo | 0:a0f7c6807a3a | 200 | void ADXL345::setAxisOffset(int x, int y, int z) { |
tifo | 0:a0f7c6807a3a | 201 | writeToI2C(ADXL345_OFSX, char (x)); |
tifo | 0:a0f7c6807a3a | 202 | writeToI2C(ADXL345_OFSY, char (y)); |
tifo | 0:a0f7c6807a3a | 203 | writeToI2C(ADXL345_OFSZ, char (z)); |
tifo | 0:a0f7c6807a3a | 204 | } |
tifo | 0:a0f7c6807a3a | 205 | |
tifo | 0:a0f7c6807a3a | 206 | void ADXL345::getAxisOffset(int* x, int* y, int*z) { |
tifo | 0:a0f7c6807a3a | 207 | char _b; |
tifo | 0:a0f7c6807a3a | 208 | readFromI2C(ADXL345_OFSX, 1, &_b); |
tifo | 0:a0f7c6807a3a | 209 | *x = int (_b); |
tifo | 0:a0f7c6807a3a | 210 | readFromI2C(ADXL345_OFSY, 1, &_b); |
tifo | 0:a0f7c6807a3a | 211 | *y = int (_b); |
tifo | 0:a0f7c6807a3a | 212 | readFromI2C(ADXL345_OFSZ, 1, &_b); |
tifo | 0:a0f7c6807a3a | 213 | *z = int (_b); |
tifo | 0:a0f7c6807a3a | 214 | } |
tifo | 0:a0f7c6807a3a | 215 | |
tifo | 0:a0f7c6807a3a | 216 | /****************************** DUR char ****************************/ |
tifo | 0:a0f7c6807a3a | 217 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 218 | // DUR char: Contains an Unsigned Time Value Representing the Max Time |
tifo | 0:a0f7c6807a3a | 219 | // that an Event must be Above the THRESH_TAP Threshold to qualify |
tifo | 0:a0f7c6807a3a | 220 | // as a Tap Event |
tifo | 0:a0f7c6807a3a | 221 | // The scale factor is 625µs/LSB |
tifo | 0:a0f7c6807a3a | 222 | // Value of 0 Disables the Tap/Double Tap Funcitons. Max value is 255. |
tifo | 0:a0f7c6807a3a | 223 | void ADXL345::setTapDuration(int tapDuration) { |
tifo | 0:a0f7c6807a3a | 224 | if(tapDuration < 0) |
tifo | 0:a0f7c6807a3a | 225 | { |
tifo | 0:a0f7c6807a3a | 226 | tapDuration = 0; |
tifo | 0:a0f7c6807a3a | 227 | } |
tifo | 0:a0f7c6807a3a | 228 | if(tapDuration > 255) |
tifo | 0:a0f7c6807a3a | 229 | { |
tifo | 0:a0f7c6807a3a | 230 | tapDuration = 255; |
tifo | 0:a0f7c6807a3a | 231 | } |
tifo | 0:a0f7c6807a3a | 232 | char _b = char (tapDuration); |
tifo | 0:a0f7c6807a3a | 233 | writeToI2C(ADXL345_DUR, _b); |
tifo | 0:a0f7c6807a3a | 234 | } |
tifo | 0:a0f7c6807a3a | 235 | |
tifo | 0:a0f7c6807a3a | 236 | int ADXL345::getTapDuration() { |
tifo | 0:a0f7c6807a3a | 237 | char _b; |
tifo | 0:a0f7c6807a3a | 238 | readFromI2C(ADXL345_DUR, 1, &_b); |
tifo | 0:a0f7c6807a3a | 239 | return int (_b); |
tifo | 0:a0f7c6807a3a | 240 | } |
tifo | 0:a0f7c6807a3a | 241 | |
tifo | 0:a0f7c6807a3a | 242 | /************************** LATENT REGISTER *************************/ |
tifo | 0:a0f7c6807a3a | 243 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 244 | // Contains Unsigned Time Value Representing the Wait Time from the Detection |
tifo | 0:a0f7c6807a3a | 245 | // of a Tap Event to the Start of the Time Window (defined by the Window |
tifo | 0:a0f7c6807a3a | 246 | // Register) during which a possible Second Tap Even can be Detected. |
tifo | 0:a0f7c6807a3a | 247 | // Scale Factor is 1.25ms/LSB. |
tifo | 0:a0f7c6807a3a | 248 | // A Value of 0 Disables the Double Tap Function. |
tifo | 0:a0f7c6807a3a | 249 | // It Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 250 | void ADXL345::setDoubleTapLatency(int doubleTapLatency) { |
tifo | 0:a0f7c6807a3a | 251 | char _b = char (doubleTapLatency); |
tifo | 0:a0f7c6807a3a | 252 | writeToI2C(ADXL345_LATENT, _b); |
tifo | 0:a0f7c6807a3a | 253 | } |
tifo | 0:a0f7c6807a3a | 254 | |
tifo | 0:a0f7c6807a3a | 255 | int ADXL345::getDoubleTapLatency() { |
tifo | 0:a0f7c6807a3a | 256 | char _b; |
tifo | 0:a0f7c6807a3a | 257 | readFromI2C(ADXL345_LATENT, 1, &_b); |
tifo | 0:a0f7c6807a3a | 258 | return int (_b); |
tifo | 0:a0f7c6807a3a | 259 | } |
tifo | 0:a0f7c6807a3a | 260 | |
tifo | 0:a0f7c6807a3a | 261 | /************************** WINDOW REGISTER *************************/ |
tifo | 0:a0f7c6807a3a | 262 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 263 | // Contains an Unsigned Time Value Representing the Amount of Time |
tifo | 0:a0f7c6807a3a | 264 | // After the Expiration of the Latency Time (determined by Latent register) |
tifo | 0:a0f7c6807a3a | 265 | // During which a Second Valid Tape can Begin. |
tifo | 0:a0f7c6807a3a | 266 | // Scale Factor is 1.25ms/LSB. |
tifo | 0:a0f7c6807a3a | 267 | // Value of 0 Disables the Double Tap Function. |
tifo | 0:a0f7c6807a3a | 268 | // It Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 269 | void ADXL345::setDoubleTapWindow(int doubleTapWindow) { |
tifo | 0:a0f7c6807a3a | 270 | if(doubleTapWindow < 0) |
tifo | 0:a0f7c6807a3a | 271 | { |
tifo | 0:a0f7c6807a3a | 272 | doubleTapWindow = 0; |
tifo | 0:a0f7c6807a3a | 273 | } |
tifo | 0:a0f7c6807a3a | 274 | if(doubleTapWindow > 255) |
tifo | 0:a0f7c6807a3a | 275 | { |
tifo | 0:a0f7c6807a3a | 276 | doubleTapWindow = 255; |
tifo | 0:a0f7c6807a3a | 277 | } |
tifo | 0:a0f7c6807a3a | 278 | char _b = char (doubleTapWindow); |
tifo | 0:a0f7c6807a3a | 279 | writeToI2C(ADXL345_WINDOW, _b); |
tifo | 0:a0f7c6807a3a | 280 | } |
tifo | 0:a0f7c6807a3a | 281 | |
tifo | 0:a0f7c6807a3a | 282 | int ADXL345::getDoubleTapWindow() { |
tifo | 0:a0f7c6807a3a | 283 | char _b; |
tifo | 0:a0f7c6807a3a | 284 | readFromI2C(ADXL345_WINDOW, 1, &_b); |
tifo | 0:a0f7c6807a3a | 285 | return int (_b); |
tifo | 0:a0f7c6807a3a | 286 | } |
tifo | 0:a0f7c6807a3a | 287 | |
tifo | 0:a0f7c6807a3a | 288 | /*********************** THRESH_ACT REGISTER ************************/ |
tifo | 0:a0f7c6807a3a | 289 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 290 | // Holds the Threshold Value for Detecting Activity. |
tifo | 0:a0f7c6807a3a | 291 | // Data Format is Unsigned, so the Magnitude of the Activity Event is Compared |
tifo | 0:a0f7c6807a3a | 292 | // with the Value is Compared with the Value in the THRESH_ACT Register. |
tifo | 0:a0f7c6807a3a | 293 | // The Scale Factor is 62.5mg/LSB. |
tifo | 0:a0f7c6807a3a | 294 | // Value of 0 may Result in Undesirable Behavior if the Activity Interrupt Enabled. |
tifo | 0:a0f7c6807a3a | 295 | // It Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 296 | void ADXL345::setActivityThreshold(int activityThreshold) { |
tifo | 0:a0f7c6807a3a | 297 | if(activityThreshold < 0) |
tifo | 0:a0f7c6807a3a | 298 | { |
tifo | 0:a0f7c6807a3a | 299 | activityThreshold = 0; |
tifo | 0:a0f7c6807a3a | 300 | } |
tifo | 0:a0f7c6807a3a | 301 | if(activityThreshold > 255) |
tifo | 0:a0f7c6807a3a | 302 | { |
tifo | 0:a0f7c6807a3a | 303 | activityThreshold = 255; |
tifo | 0:a0f7c6807a3a | 304 | } |
tifo | 0:a0f7c6807a3a | 305 | char _b = char (activityThreshold); |
tifo | 0:a0f7c6807a3a | 306 | writeToI2C(ADXL345_THRESH_ACT, _b); |
tifo | 0:a0f7c6807a3a | 307 | } |
tifo | 0:a0f7c6807a3a | 308 | |
tifo | 0:a0f7c6807a3a | 309 | // Gets the THRESH_ACT char |
tifo | 0:a0f7c6807a3a | 310 | int ADXL345::getActivityThreshold() { |
tifo | 0:a0f7c6807a3a | 311 | char _b; |
tifo | 0:a0f7c6807a3a | 312 | readFromI2C(ADXL345_THRESH_ACT, 1, &_b); |
tifo | 0:a0f7c6807a3a | 313 | return int (_b); |
tifo | 0:a0f7c6807a3a | 314 | } |
tifo | 0:a0f7c6807a3a | 315 | |
tifo | 0:a0f7c6807a3a | 316 | /********************** THRESH_INACT REGISTER ***********************/ |
tifo | 0:a0f7c6807a3a | 317 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 318 | // Holds the Threshold Value for Detecting Inactivity. |
tifo | 0:a0f7c6807a3a | 319 | // The Data Format is Unsigned, so the Magnitude of the INactivity Event is |
tifo | 0:a0f7c6807a3a | 320 | // Compared with the value in the THRESH_INACT Register. |
tifo | 0:a0f7c6807a3a | 321 | // Scale Factor is 62.5mg/LSB. |
tifo | 0:a0f7c6807a3a | 322 | // Value of 0 May Result in Undesirable Behavior if the Inactivity Interrupt Enabled. |
tifo | 0:a0f7c6807a3a | 323 | // It Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 324 | void ADXL345::setInactivityThreshold(int inactivityThreshold) { |
tifo | 0:a0f7c6807a3a | 325 | if(inactivityThreshold < 0) |
tifo | 0:a0f7c6807a3a | 326 | { |
tifo | 0:a0f7c6807a3a | 327 | inactivityThreshold = 0; |
tifo | 0:a0f7c6807a3a | 328 | } |
tifo | 0:a0f7c6807a3a | 329 | if(inactivityThreshold > 255) |
tifo | 0:a0f7c6807a3a | 330 | { |
tifo | 0:a0f7c6807a3a | 331 | inactivityThreshold = 255; |
tifo | 0:a0f7c6807a3a | 332 | } |
tifo | 0:a0f7c6807a3a | 333 | char _b = char (inactivityThreshold); |
tifo | 0:a0f7c6807a3a | 334 | writeToI2C(ADXL345_THRESH_INACT, _b); |
tifo | 0:a0f7c6807a3a | 335 | } |
tifo | 0:a0f7c6807a3a | 336 | |
tifo | 0:a0f7c6807a3a | 337 | int ADXL345::getInactivityThreshold() { |
tifo | 0:a0f7c6807a3a | 338 | char _b; |
tifo | 0:a0f7c6807a3a | 339 | readFromI2C(ADXL345_THRESH_INACT, 1, &_b); |
tifo | 0:a0f7c6807a3a | 340 | return int (_b); |
tifo | 0:a0f7c6807a3a | 341 | } |
tifo | 0:a0f7c6807a3a | 342 | |
tifo | 0:a0f7c6807a3a | 343 | /*********************** TIME_INACT RESIGER *************************/ |
tifo | 0:a0f7c6807a3a | 344 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 345 | // Contains an Unsigned Time Value Representing the Amount of Time that |
tifo | 0:a0f7c6807a3a | 346 | // Acceleration must be Less Than the Value in the THRESH_INACT Register |
tifo | 0:a0f7c6807a3a | 347 | // for Inactivity to be Declared. |
tifo | 0:a0f7c6807a3a | 348 | // Uses Filtered Output Data* unlike other Interrupt Functions |
tifo | 0:a0f7c6807a3a | 349 | // Scale Factor is 1sec/LSB. |
tifo | 0:a0f7c6807a3a | 350 | // Value Must Be Between 0 and 255. |
tifo | 0:a0f7c6807a3a | 351 | void ADXL345::setTimeInactivity(int timeInactivity) { |
tifo | 0:a0f7c6807a3a | 352 | if(timeInactivity < 0) |
tifo | 0:a0f7c6807a3a | 353 | { |
tifo | 0:a0f7c6807a3a | 354 | timeInactivity = 0; |
tifo | 0:a0f7c6807a3a | 355 | } |
tifo | 0:a0f7c6807a3a | 356 | if(timeInactivity > 255) |
tifo | 0:a0f7c6807a3a | 357 | { |
tifo | 0:a0f7c6807a3a | 358 | timeInactivity = 255; |
tifo | 0:a0f7c6807a3a | 359 | } |
tifo | 0:a0f7c6807a3a | 360 | char _b = char (timeInactivity); |
tifo | 0:a0f7c6807a3a | 361 | writeToI2C(ADXL345_TIME_INACT, _b); |
tifo | 0:a0f7c6807a3a | 362 | } |
tifo | 0:a0f7c6807a3a | 363 | |
tifo | 0:a0f7c6807a3a | 364 | int ADXL345::getTimeInactivity() { |
tifo | 0:a0f7c6807a3a | 365 | char _b; |
tifo | 0:a0f7c6807a3a | 366 | readFromI2C(ADXL345_TIME_INACT, 1, &_b); |
tifo | 0:a0f7c6807a3a | 367 | return int (_b); |
tifo | 0:a0f7c6807a3a | 368 | } |
tifo | 0:a0f7c6807a3a | 369 | |
tifo | 0:a0f7c6807a3a | 370 | /*********************** THRESH_FF Register *************************/ |
tifo | 0:a0f7c6807a3a | 371 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 372 | // Holds the Threshold Value, in Unsigned Format, for Free-Fall Detection |
tifo | 0:a0f7c6807a3a | 373 | // The Acceleration on all Axes is Compared with the Value in THRES_FF to |
tifo | 0:a0f7c6807a3a | 374 | // Determine if a Free-Fall Event Occurred. |
tifo | 0:a0f7c6807a3a | 375 | // Scale Factor is 62.5mg/LSB. |
tifo | 0:a0f7c6807a3a | 376 | // Value of 0 May Result in Undesirable Behavior if the Free-Fall interrupt Enabled. |
tifo | 0:a0f7c6807a3a | 377 | // Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 378 | void ADXL345::setFreeFallThreshold(int freeFallThreshold) { |
tifo | 0:a0f7c6807a3a | 379 | if(freeFallThreshold < 0) |
tifo | 0:a0f7c6807a3a | 380 | { |
tifo | 0:a0f7c6807a3a | 381 | freeFallThreshold = 0; |
tifo | 0:a0f7c6807a3a | 382 | } |
tifo | 0:a0f7c6807a3a | 383 | if(freeFallThreshold > 255) |
tifo | 0:a0f7c6807a3a | 384 | { |
tifo | 0:a0f7c6807a3a | 385 | freeFallThreshold = 255; |
tifo | 0:a0f7c6807a3a | 386 | } |
tifo | 0:a0f7c6807a3a | 387 | char _b = char (freeFallThreshold); |
tifo | 0:a0f7c6807a3a | 388 | writeToI2C(ADXL345_THRESH_FF, _b); |
tifo | 0:a0f7c6807a3a | 389 | } |
tifo | 0:a0f7c6807a3a | 390 | |
tifo | 0:a0f7c6807a3a | 391 | int ADXL345::getFreeFallThreshold() { |
tifo | 0:a0f7c6807a3a | 392 | char _b; |
tifo | 0:a0f7c6807a3a | 393 | readFromI2C(ADXL345_THRESH_FF, 1, &_b); |
tifo | 0:a0f7c6807a3a | 394 | return int (_b); |
tifo | 0:a0f7c6807a3a | 395 | } |
tifo | 0:a0f7c6807a3a | 396 | |
tifo | 0:a0f7c6807a3a | 397 | /************************ TIME_FF Register **************************/ |
tifo | 0:a0f7c6807a3a | 398 | /* ~ SET & GET */ |
tifo | 0:a0f7c6807a3a | 399 | // Stores an Unsigned Time Value Representing the Minimum Time that the Value |
tifo | 0:a0f7c6807a3a | 400 | // of all Axes must be Less Than THRES_FF to Generate a Free-Fall Interrupt. |
tifo | 0:a0f7c6807a3a | 401 | // Scale Factor is 5ms/LSB. |
tifo | 0:a0f7c6807a3a | 402 | // Value of 0 May Result in Undesirable Behavior if the Free-Fall Interrupt Enabled. |
tifo | 0:a0f7c6807a3a | 403 | // Accepts a Maximum Value of 255. |
tifo | 0:a0f7c6807a3a | 404 | void ADXL345::setFreeFallDuration(int freeFallDuration) { |
tifo | 0:a0f7c6807a3a | 405 | if(freeFallDuration < 0) |
tifo | 0:a0f7c6807a3a | 406 | { |
tifo | 0:a0f7c6807a3a | 407 | freeFallDuration = 0; |
tifo | 0:a0f7c6807a3a | 408 | } |
tifo | 0:a0f7c6807a3a | 409 | if(freeFallDuration > 255) |
tifo | 0:a0f7c6807a3a | 410 | { |
tifo | 0:a0f7c6807a3a | 411 | freeFallDuration = 255; |
tifo | 0:a0f7c6807a3a | 412 | } |
tifo | 0:a0f7c6807a3a | 413 | char _b = char (freeFallDuration); |
tifo | 0:a0f7c6807a3a | 414 | writeToI2C(ADXL345_TIME_FF, _b); |
tifo | 0:a0f7c6807a3a | 415 | } |
tifo | 0:a0f7c6807a3a | 416 | |
tifo | 0:a0f7c6807a3a | 417 | int ADXL345::getFreeFallDuration() { |
tifo | 0:a0f7c6807a3a | 418 | char _b; |
tifo | 0:a0f7c6807a3a | 419 | readFromI2C(ADXL345_TIME_FF, 1, &_b); |
tifo | 0:a0f7c6807a3a | 420 | return int (_b); |
tifo | 0:a0f7c6807a3a | 421 | } |
tifo | 0:a0f7c6807a3a | 422 | |
tifo | 0:a0f7c6807a3a | 423 | /************************** ACTIVITY BITS ***************************/ |
tifo | 0:a0f7c6807a3a | 424 | /* */ |
tifo | 0:a0f7c6807a3a | 425 | bool ADXL345::isActivityXEnabled() { |
tifo | 0:a0f7c6807a3a | 426 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 6); |
tifo | 0:a0f7c6807a3a | 427 | } |
tifo | 0:a0f7c6807a3a | 428 | bool ADXL345::isActivityYEnabled() { |
tifo | 0:a0f7c6807a3a | 429 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 5); |
tifo | 0:a0f7c6807a3a | 430 | } |
tifo | 0:a0f7c6807a3a | 431 | bool ADXL345::isActivityZEnabled() { |
tifo | 0:a0f7c6807a3a | 432 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 4); |
tifo | 0:a0f7c6807a3a | 433 | } |
tifo | 0:a0f7c6807a3a | 434 | bool ADXL345::isInactivityXEnabled() { |
tifo | 0:a0f7c6807a3a | 435 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 2); |
tifo | 0:a0f7c6807a3a | 436 | } |
tifo | 0:a0f7c6807a3a | 437 | bool ADXL345::isInactivityYEnabled() { |
tifo | 0:a0f7c6807a3a | 438 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 1); |
tifo | 0:a0f7c6807a3a | 439 | } |
tifo | 0:a0f7c6807a3a | 440 | bool ADXL345::isInactivityZEnabled() { |
tifo | 0:a0f7c6807a3a | 441 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 0); |
tifo | 0:a0f7c6807a3a | 442 | } |
tifo | 0:a0f7c6807a3a | 443 | |
tifo | 0:a0f7c6807a3a | 444 | void ADXL345::setActivityX(bool state) { |
tifo | 0:a0f7c6807a3a | 445 | setRegisterBit(ADXL345_ACT_INACT_CTL, 6, state); |
tifo | 0:a0f7c6807a3a | 446 | } |
tifo | 0:a0f7c6807a3a | 447 | void ADXL345::setActivityY(bool state) { |
tifo | 0:a0f7c6807a3a | 448 | setRegisterBit(ADXL345_ACT_INACT_CTL, 5, state); |
tifo | 0:a0f7c6807a3a | 449 | } |
tifo | 0:a0f7c6807a3a | 450 | void ADXL345::setActivityZ(bool state) { |
tifo | 0:a0f7c6807a3a | 451 | setRegisterBit(ADXL345_ACT_INACT_CTL, 4, state); |
tifo | 0:a0f7c6807a3a | 452 | } |
tifo | 0:a0f7c6807a3a | 453 | void ADXL345::setActivityXYZ(bool stateX, bool stateY, bool stateZ) { |
tifo | 0:a0f7c6807a3a | 454 | setActivityX(stateX); |
tifo | 0:a0f7c6807a3a | 455 | setActivityY(stateY); |
tifo | 0:a0f7c6807a3a | 456 | setActivityZ(stateZ); |
tifo | 0:a0f7c6807a3a | 457 | } |
tifo | 0:a0f7c6807a3a | 458 | void ADXL345::setInactivityX(bool state) { |
tifo | 0:a0f7c6807a3a | 459 | setRegisterBit(ADXL345_ACT_INACT_CTL, 2, state); |
tifo | 0:a0f7c6807a3a | 460 | } |
tifo | 0:a0f7c6807a3a | 461 | void ADXL345::setInactivityY(bool state) { |
tifo | 0:a0f7c6807a3a | 462 | setRegisterBit(ADXL345_ACT_INACT_CTL, 1, state); |
tifo | 0:a0f7c6807a3a | 463 | } |
tifo | 0:a0f7c6807a3a | 464 | void ADXL345::setInactivityZ(bool state) { |
tifo | 0:a0f7c6807a3a | 465 | setRegisterBit(ADXL345_ACT_INACT_CTL, 0, state); |
tifo | 0:a0f7c6807a3a | 466 | } |
tifo | 0:a0f7c6807a3a | 467 | void ADXL345::setInactivityXYZ(bool stateX, bool stateY, bool stateZ) { |
tifo | 0:a0f7c6807a3a | 468 | setInactivityX(stateX); |
tifo | 0:a0f7c6807a3a | 469 | setInactivityY(stateY); |
tifo | 0:a0f7c6807a3a | 470 | setInactivityZ(stateZ); |
tifo | 0:a0f7c6807a3a | 471 | } |
tifo | 0:a0f7c6807a3a | 472 | |
tifo | 0:a0f7c6807a3a | 473 | bool ADXL345::isActivityAc() { |
tifo | 0:a0f7c6807a3a | 474 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 7); |
tifo | 0:a0f7c6807a3a | 475 | } |
tifo | 0:a0f7c6807a3a | 476 | bool ADXL345::isInactivityAc(){ |
tifo | 0:a0f7c6807a3a | 477 | return getRegisterBit(ADXL345_ACT_INACT_CTL, 3); |
tifo | 0:a0f7c6807a3a | 478 | } |
tifo | 0:a0f7c6807a3a | 479 | |
tifo | 0:a0f7c6807a3a | 480 | void ADXL345::setActivityAc(bool state) { |
tifo | 0:a0f7c6807a3a | 481 | setRegisterBit(ADXL345_ACT_INACT_CTL, 7, state); |
tifo | 0:a0f7c6807a3a | 482 | } |
tifo | 0:a0f7c6807a3a | 483 | void ADXL345::setInactivityAc(bool state) { |
tifo | 0:a0f7c6807a3a | 484 | setRegisterBit(ADXL345_ACT_INACT_CTL, 3, state); |
tifo | 0:a0f7c6807a3a | 485 | } |
tifo | 0:a0f7c6807a3a | 486 | |
tifo | 0:a0f7c6807a3a | 487 | /************************* SUPPRESS BITS ****************************/ |
tifo | 0:a0f7c6807a3a | 488 | /* */ |
tifo | 0:a0f7c6807a3a | 489 | bool ADXL345::getSuppressBit(){ |
tifo | 0:a0f7c6807a3a | 490 | return getRegisterBit(ADXL345_TAP_AXES, 3); |
tifo | 0:a0f7c6807a3a | 491 | } |
tifo | 0:a0f7c6807a3a | 492 | void ADXL345::setSuppressBit(bool state) { |
tifo | 0:a0f7c6807a3a | 493 | setRegisterBit(ADXL345_TAP_AXES, 3, state); |
tifo | 0:a0f7c6807a3a | 494 | } |
tifo | 0:a0f7c6807a3a | 495 | |
tifo | 0:a0f7c6807a3a | 496 | /**************************** TAP BITS ******************************/ |
tifo | 0:a0f7c6807a3a | 497 | /* */ |
tifo | 0:a0f7c6807a3a | 498 | bool ADXL345::isTapDetectionOnX(){ |
tifo | 0:a0f7c6807a3a | 499 | return getRegisterBit(ADXL345_TAP_AXES, 2); |
tifo | 0:a0f7c6807a3a | 500 | } |
tifo | 0:a0f7c6807a3a | 501 | void ADXL345::setTapDetectionOnX(bool state) { |
tifo | 0:a0f7c6807a3a | 502 | setRegisterBit(ADXL345_TAP_AXES, 2, state); |
tifo | 0:a0f7c6807a3a | 503 | } |
tifo | 0:a0f7c6807a3a | 504 | bool ADXL345::isTapDetectionOnY(){ |
tifo | 0:a0f7c6807a3a | 505 | return getRegisterBit(ADXL345_TAP_AXES, 1); |
tifo | 0:a0f7c6807a3a | 506 | } |
tifo | 0:a0f7c6807a3a | 507 | void ADXL345::setTapDetectionOnY(bool state) { |
tifo | 0:a0f7c6807a3a | 508 | setRegisterBit(ADXL345_TAP_AXES, 1, state); |
tifo | 0:a0f7c6807a3a | 509 | } |
tifo | 0:a0f7c6807a3a | 510 | bool ADXL345::isTapDetectionOnZ(){ |
tifo | 0:a0f7c6807a3a | 511 | return getRegisterBit(ADXL345_TAP_AXES, 0); |
tifo | 0:a0f7c6807a3a | 512 | } |
tifo | 0:a0f7c6807a3a | 513 | void ADXL345::setTapDetectionOnZ(bool state) { |
tifo | 0:a0f7c6807a3a | 514 | setRegisterBit(ADXL345_TAP_AXES, 0, state); |
tifo | 0:a0f7c6807a3a | 515 | } |
tifo | 0:a0f7c6807a3a | 516 | |
tifo | 0:a0f7c6807a3a | 517 | void ADXL345::setTapDetectionOnXYZ(bool stateX, bool stateY, bool stateZ) { |
tifo | 0:a0f7c6807a3a | 518 | setTapDetectionOnX(stateX); |
tifo | 0:a0f7c6807a3a | 519 | setTapDetectionOnY(stateY); |
tifo | 0:a0f7c6807a3a | 520 | setTapDetectionOnZ(stateZ); |
tifo | 0:a0f7c6807a3a | 521 | } |
tifo | 0:a0f7c6807a3a | 522 | |
tifo | 0:a0f7c6807a3a | 523 | bool ADXL345::isActivitySourceOnX(){ |
tifo | 0:a0f7c6807a3a | 524 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 6); |
tifo | 0:a0f7c6807a3a | 525 | } |
tifo | 0:a0f7c6807a3a | 526 | bool ADXL345::isActivitySourceOnY(){ |
tifo | 0:a0f7c6807a3a | 527 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 5); |
tifo | 0:a0f7c6807a3a | 528 | } |
tifo | 0:a0f7c6807a3a | 529 | bool ADXL345::isActivitySourceOnZ(){ |
tifo | 0:a0f7c6807a3a | 530 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 4); |
tifo | 0:a0f7c6807a3a | 531 | } |
tifo | 0:a0f7c6807a3a | 532 | |
tifo | 0:a0f7c6807a3a | 533 | bool ADXL345::isTapSourceOnX(){ |
tifo | 0:a0f7c6807a3a | 534 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 2); |
tifo | 0:a0f7c6807a3a | 535 | } |
tifo | 0:a0f7c6807a3a | 536 | bool ADXL345::isTapSourceOnY(){ |
tifo | 0:a0f7c6807a3a | 537 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 1); |
tifo | 0:a0f7c6807a3a | 538 | } |
tifo | 0:a0f7c6807a3a | 539 | bool ADXL345::isTapSourceOnZ(){ |
tifo | 0:a0f7c6807a3a | 540 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 0); |
tifo | 0:a0f7c6807a3a | 541 | } |
tifo | 0:a0f7c6807a3a | 542 | |
tifo | 0:a0f7c6807a3a | 543 | /*************************** ASLEEP BIT *****************************/ |
tifo | 0:a0f7c6807a3a | 544 | /* */ |
tifo | 0:a0f7c6807a3a | 545 | bool ADXL345::isAsleep(){ |
tifo | 0:a0f7c6807a3a | 546 | return getRegisterBit(ADXL345_ACT_TAP_STATUS, 3); |
tifo | 0:a0f7c6807a3a | 547 | } |
tifo | 0:a0f7c6807a3a | 548 | |
tifo | 0:a0f7c6807a3a | 549 | /************************** LOW POWER BIT ***************************/ |
tifo | 0:a0f7c6807a3a | 550 | /* */ |
tifo | 0:a0f7c6807a3a | 551 | bool ADXL345::isLowPower(){ |
tifo | 0:a0f7c6807a3a | 552 | return getRegisterBit(ADXL345_BW_RATE, 4); |
tifo | 0:a0f7c6807a3a | 553 | } |
tifo | 0:a0f7c6807a3a | 554 | void ADXL345::setLowPower(bool state) { |
tifo | 0:a0f7c6807a3a | 555 | setRegisterBit(ADXL345_BW_RATE, 4, state); |
tifo | 0:a0f7c6807a3a | 556 | } |
tifo | 0:a0f7c6807a3a | 557 | |
tifo | 0:a0f7c6807a3a | 558 | |
tifo | 0:a0f7c6807a3a | 559 | /************************* TRIGGER CHECK ***************************/ |
tifo | 0:a0f7c6807a3a | 560 | /* */ |
tifo | 0:a0f7c6807a3a | 561 | // Check if Action was Triggered in Interrupts |
tifo | 0:a0f7c6807a3a | 562 | // Example triggered(interrupts, ADXL345_SINGLE_TAP); |
tifo | 0:a0f7c6807a3a | 563 | bool ADXL345::triggered(char interrupts, int mask){ |
tifo | 0:a0f7c6807a3a | 564 | return ((interrupts >> mask) & 1); |
tifo | 0:a0f7c6807a3a | 565 | } |
tifo | 0:a0f7c6807a3a | 566 | |
tifo | 0:a0f7c6807a3a | 567 | /* |
tifo | 0:a0f7c6807a3a | 568 | ADXL345_DATA_READY |
tifo | 0:a0f7c6807a3a | 569 | ADXL345_SINGLE_TAP |
tifo | 0:a0f7c6807a3a | 570 | ADXL345_DOUBLE_TAP |
tifo | 0:a0f7c6807a3a | 571 | ADXL345_ACTIVITY |
tifo | 0:a0f7c6807a3a | 572 | ADXL345_INACTIVITY |
tifo | 0:a0f7c6807a3a | 573 | ADXL345_FREE_FALL |
tifo | 0:a0f7c6807a3a | 574 | ADXL345_WATERMARK |
tifo | 0:a0f7c6807a3a | 575 | ADXL345_OVERRUNY |
tifo | 0:a0f7c6807a3a | 576 | */ |
tifo | 0:a0f7c6807a3a | 577 | |
tifo | 0:a0f7c6807a3a | 578 | |
tifo | 0:a0f7c6807a3a | 579 | char ADXL345::getInterruptSource() { |
tifo | 0:a0f7c6807a3a | 580 | char _b; |
tifo | 0:a0f7c6807a3a | 581 | readFromI2C(ADXL345_INT_SOURCE, 1, &_b); |
tifo | 0:a0f7c6807a3a | 582 | return _b; |
tifo | 0:a0f7c6807a3a | 583 | } |
tifo | 0:a0f7c6807a3a | 584 | |
tifo | 0:a0f7c6807a3a | 585 | bool ADXL345::getInterruptSource(char interruptBit) { |
tifo | 0:a0f7c6807a3a | 586 | return getRegisterBit(ADXL345_INT_SOURCE,interruptBit); |
tifo | 0:a0f7c6807a3a | 587 | } |
tifo | 0:a0f7c6807a3a | 588 | |
tifo | 0:a0f7c6807a3a | 589 | bool ADXL345::getInterruptMapping(char interruptBit) { |
tifo | 0:a0f7c6807a3a | 590 | return getRegisterBit(ADXL345_INT_MAP,interruptBit); |
tifo | 0:a0f7c6807a3a | 591 | } |
tifo | 0:a0f7c6807a3a | 592 | |
tifo | 0:a0f7c6807a3a | 593 | /*********************** INTERRUPT MAPPING **************************/ |
tifo | 0:a0f7c6807a3a | 594 | /* Set the Mapping of an Interrupt to pin1 or pin2 */ |
tifo | 0:a0f7c6807a3a | 595 | // eg: setInterruptMapping(ADXL345_INT_DOUBLE_TAP_BIT,ADXL345_INT2_PIN); |
tifo | 0:a0f7c6807a3a | 596 | void ADXL345::setInterruptMapping(char interruptBit, bool interruptPin) { |
tifo | 0:a0f7c6807a3a | 597 | setRegisterBit(ADXL345_INT_MAP, interruptBit, interruptPin); |
tifo | 0:a0f7c6807a3a | 598 | } |
tifo | 0:a0f7c6807a3a | 599 | |
tifo | 0:a0f7c6807a3a | 600 | void ADXL345::setImportantInterruptMapping(int single_tap, int double_tap, int free_fall, int activity, int inactivity) { |
tifo | 0:a0f7c6807a3a | 601 | if(single_tap == 1) { |
tifo | 0:a0f7c6807a3a | 602 | setInterruptMapping( ADXL345_INT_SINGLE_TAP_BIT, ADXL345_INT1_PIN );} |
tifo | 0:a0f7c6807a3a | 603 | else if(single_tap == 2) { |
tifo | 0:a0f7c6807a3a | 604 | setInterruptMapping( ADXL345_INT_SINGLE_TAP_BIT, ADXL345_INT2_PIN );} |
tifo | 0:a0f7c6807a3a | 605 | |
tifo | 0:a0f7c6807a3a | 606 | if(double_tap == 1) { |
tifo | 0:a0f7c6807a3a | 607 | setInterruptMapping( ADXL345_INT_DOUBLE_TAP_BIT, ADXL345_INT1_PIN );} |
tifo | 0:a0f7c6807a3a | 608 | else if(double_tap == 2) { |
tifo | 0:a0f7c6807a3a | 609 | setInterruptMapping( ADXL345_INT_DOUBLE_TAP_BIT, ADXL345_INT2_PIN );} |
tifo | 0:a0f7c6807a3a | 610 | |
tifo | 0:a0f7c6807a3a | 611 | if(free_fall == 1) { |
tifo | 0:a0f7c6807a3a | 612 | setInterruptMapping( ADXL345_INT_FREE_FALL_BIT, ADXL345_INT1_PIN );} |
tifo | 0:a0f7c6807a3a | 613 | else if(free_fall == 2) { |
tifo | 0:a0f7c6807a3a | 614 | setInterruptMapping( ADXL345_INT_FREE_FALL_BIT, ADXL345_INT2_PIN );} |
tifo | 0:a0f7c6807a3a | 615 | |
tifo | 0:a0f7c6807a3a | 616 | if(activity == 1) { |
tifo | 0:a0f7c6807a3a | 617 | setInterruptMapping( ADXL345_INT_ACTIVITY_BIT, ADXL345_INT1_PIN );} |
tifo | 0:a0f7c6807a3a | 618 | else if(activity == 2) { |
tifo | 0:a0f7c6807a3a | 619 | setInterruptMapping( ADXL345_INT_ACTIVITY_BIT, ADXL345_INT2_PIN );} |
tifo | 0:a0f7c6807a3a | 620 | |
tifo | 0:a0f7c6807a3a | 621 | if(inactivity == 1) { |
tifo | 0:a0f7c6807a3a | 622 | setInterruptMapping( ADXL345_INT_INACTIVITY_BIT, ADXL345_INT1_PIN );} |
tifo | 0:a0f7c6807a3a | 623 | else if(inactivity == 2) { |
tifo | 0:a0f7c6807a3a | 624 | setInterruptMapping( ADXL345_INT_INACTIVITY_BIT, ADXL345_INT2_PIN );} |
tifo | 0:a0f7c6807a3a | 625 | } |
tifo | 0:a0f7c6807a3a | 626 | |
tifo | 0:a0f7c6807a3a | 627 | bool ADXL345::isInterruptEnabled(char interruptBit) { |
tifo | 0:a0f7c6807a3a | 628 | return getRegisterBit(ADXL345_INT_ENABLE,interruptBit); |
tifo | 0:a0f7c6807a3a | 629 | } |
tifo | 0:a0f7c6807a3a | 630 | |
tifo | 0:a0f7c6807a3a | 631 | void ADXL345::setInterrupt(char interruptBit, bool state) { |
tifo | 0:a0f7c6807a3a | 632 | setRegisterBit(ADXL345_INT_ENABLE, interruptBit, state); |
tifo | 0:a0f7c6807a3a | 633 | } |
tifo | 0:a0f7c6807a3a | 634 | |
tifo | 0:a0f7c6807a3a | 635 | void ADXL345::singleTapINT(bool status) { |
tifo | 0:a0f7c6807a3a | 636 | if(status) { |
tifo | 0:a0f7c6807a3a | 637 | setInterrupt( ADXL345_INT_SINGLE_TAP_BIT, 1); |
tifo | 0:a0f7c6807a3a | 638 | } |
tifo | 0:a0f7c6807a3a | 639 | else { |
tifo | 0:a0f7c6807a3a | 640 | setInterrupt( ADXL345_INT_SINGLE_TAP_BIT, 0); |
tifo | 0:a0f7c6807a3a | 641 | } |
tifo | 0:a0f7c6807a3a | 642 | } |
tifo | 0:a0f7c6807a3a | 643 | void ADXL345::doubleTapINT(bool status) { |
tifo | 0:a0f7c6807a3a | 644 | if(status) { |
tifo | 0:a0f7c6807a3a | 645 | setInterrupt( ADXL345_INT_DOUBLE_TAP_BIT, 1); |
tifo | 0:a0f7c6807a3a | 646 | } |
tifo | 0:a0f7c6807a3a | 647 | else { |
tifo | 0:a0f7c6807a3a | 648 | setInterrupt( ADXL345_INT_DOUBLE_TAP_BIT, 0); |
tifo | 0:a0f7c6807a3a | 649 | } |
tifo | 0:a0f7c6807a3a | 650 | } |
tifo | 0:a0f7c6807a3a | 651 | void ADXL345::FreeFallINT(bool status) { |
tifo | 0:a0f7c6807a3a | 652 | if(status) { |
tifo | 0:a0f7c6807a3a | 653 | setInterrupt( ADXL345_INT_FREE_FALL_BIT, 1); |
tifo | 0:a0f7c6807a3a | 654 | } |
tifo | 0:a0f7c6807a3a | 655 | else { |
tifo | 0:a0f7c6807a3a | 656 | setInterrupt( ADXL345_INT_FREE_FALL_BIT, 0); |
tifo | 0:a0f7c6807a3a | 657 | } |
tifo | 0:a0f7c6807a3a | 658 | } |
tifo | 0:a0f7c6807a3a | 659 | void ADXL345::ActivityINT(bool status) { |
tifo | 0:a0f7c6807a3a | 660 | if(status) { |
tifo | 0:a0f7c6807a3a | 661 | setInterrupt( ADXL345_INT_ACTIVITY_BIT, 1); |
tifo | 0:a0f7c6807a3a | 662 | } |
tifo | 0:a0f7c6807a3a | 663 | else { |
tifo | 0:a0f7c6807a3a | 664 | setInterrupt( ADXL345_INT_ACTIVITY_BIT, 0); |
tifo | 0:a0f7c6807a3a | 665 | } |
tifo | 0:a0f7c6807a3a | 666 | } |
tifo | 0:a0f7c6807a3a | 667 | void ADXL345::InactivityINT(bool status) { |
tifo | 0:a0f7c6807a3a | 668 | if(status) { |
tifo | 0:a0f7c6807a3a | 669 | setInterrupt( ADXL345_INT_INACTIVITY_BIT, 1); |
tifo | 0:a0f7c6807a3a | 670 | } |
tifo | 0:a0f7c6807a3a | 671 | else { |
tifo | 0:a0f7c6807a3a | 672 | setInterrupt( ADXL345_INT_INACTIVITY_BIT, 0); |
tifo | 0:a0f7c6807a3a | 673 | } |
tifo | 0:a0f7c6807a3a | 674 | } |
tifo | 0:a0f7c6807a3a | 675 | |
tifo | 0:a0f7c6807a3a | 676 | void ADXL345::setRegisterBit(char regAdress, int bitPos, bool state) { |
tifo | 0:a0f7c6807a3a | 677 | char _b; |
tifo | 0:a0f7c6807a3a | 678 | readFromI2C(regAdress, 1, &_b); |
tifo | 0:a0f7c6807a3a | 679 | if (state) { |
tifo | 0:a0f7c6807a3a | 680 | _b |= (1 << bitPos); // Forces nth Bit of _b to 1. Other Bits Unchanged. |
tifo | 0:a0f7c6807a3a | 681 | } |
tifo | 0:a0f7c6807a3a | 682 | else { |
tifo | 0:a0f7c6807a3a | 683 | _b &= ~(1 << bitPos); // Forces nth Bit of _b to 0. Other Bits Unchanged. |
tifo | 0:a0f7c6807a3a | 684 | } |
tifo | 0:a0f7c6807a3a | 685 | writeToI2C(regAdress, _b); |
tifo | 0:a0f7c6807a3a | 686 | } |
tifo | 0:a0f7c6807a3a | 687 | |
tifo | 0:a0f7c6807a3a | 688 | bool ADXL345::getRegisterBit(char regAdress, int bitPos) { |
tifo | 0:a0f7c6807a3a | 689 | char _b; |
tifo | 0:a0f7c6807a3a | 690 | readFromI2C(regAdress, 1, &_b); |
tifo | 0:a0f7c6807a3a | 691 | return ((_b >> bitPos) & 1); |
tifo | 0:a0f7c6807a3a | 692 | } |