GETTING CLOSER
Dependencies: NeoStrip_mod VCNL4020_1 mbed
main.cpp@1:49431e431e68, 2014-06-01 (annotated)
- Committer:
- ghostaudio
- Date:
- Sun Jun 01 19:21:57 2014 +0000
- Revision:
- 1:49431e431e68
- Parent:
- 0:5db0fea04a3d
think this is working, depending on hardware!
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
ghostaudio | 0:5db0fea04a3d | 1 | #include "mbed.h" |
ghostaudio | 0:5db0fea04a3d | 2 | #include "VCNL40x0.h" |
ghostaudio | 0:5db0fea04a3d | 3 | #include "NeoStrip.h" |
ghostaudio | 0:5db0fea04a3d | 4 | #define NumPixels 4 |
ghostaudio | 0:5db0fea04a3d | 5 | |
ghostaudio | 0:5db0fea04a3d | 6 | I2C i2c(p28, p27); |
ghostaudio | 0:5db0fea04a3d | 7 | DigitalOut mled0(LED1); |
ghostaudio | 0:5db0fea04a3d | 8 | DigitalOut mled1(LED2); |
ghostaudio | 0:5db0fea04a3d | 9 | DigitalOut mled2(LED3); |
ghostaudio | 0:5db0fea04a3d | 10 | DigitalOut mled3(LED4); |
ghostaudio | 0:5db0fea04a3d | 11 | Serial pc(USBTX, USBRX); |
ghostaudio | 0:5db0fea04a3d | 12 | DigitalOut reset(p29); |
ghostaudio | 0:5db0fea04a3d | 13 | NeoStrip strip(p26, NumPixels); |
ghostaudio | 0:5db0fea04a3d | 14 | DigitalIn interrupt (p25); |
ghostaudio | 0:5db0fea04a3d | 15 | |
ghostaudio | 0:5db0fea04a3d | 16 | const uint8_t MUX = 0xE0; // 11100000 |
ghostaudio | 0:5db0fea04a3d | 17 | const uint8_t VCNL4020 = 0x26; |
ghostaudio | 0:5db0fea04a3d | 18 | unsigned int sensors[4]; |
ghostaudio | 0:5db0fea04a3d | 19 | char _send[3]; |
ghostaudio | 0:5db0fea04a3d | 20 | char _receive[2]; |
ghostaudio | 0:5db0fea04a3d | 21 | char port[2]; |
ghostaudio | 0:5db0fea04a3d | 22 | const uint8_t chan0 = 0x01; |
ghostaudio | 0:5db0fea04a3d | 23 | const uint8_t chan1 = 0x02; |
ghostaudio | 0:5db0fea04a3d | 24 | const uint8_t chan2 = 0x04; |
ghostaudio | 0:5db0fea04a3d | 25 | const uint8_t chan3 = 0x08; |
ghostaudio | 0:5db0fea04a3d | 26 | const uint8_t chan[] = {chan0,chan1,chan2,chan3}; |
ghostaudio | 0:5db0fea04a3d | 27 | int mleds[] = {0,0,0,0}; |
ghostaudio | 0:5db0fea04a3d | 28 | |
ghostaudio | 0:5db0fea04a3d | 29 | void Setup(void); |
ghostaudio | 1:49431e431e68 | 30 | void SetupAllChannels(void); |
ghostaudio | 0:5db0fea04a3d | 31 | void Setmleds(void); |
ghostaudio | 0:5db0fea04a3d | 32 | void SwitchChannel(uint8_t chan); |
ghostaudio | 1:49431e431e68 | 33 | void ReadOne(uint8_t channel); |
ghostaudio | 0:5db0fea04a3d | 34 | void ReadAllSensors(void); |
ghostaudio | 0:5db0fea04a3d | 35 | void Setmleds(void); |
ghostaudio | 0:5db0fea04a3d | 36 | void SetProximityRate (unsigned char ProximityRate); |
ghostaudio | 0:5db0fea04a3d | 37 | void SetCommandRegister (unsigned char Command); |
ghostaudio | 0:5db0fea04a3d | 38 | void ReadCommandRegister (unsigned char *Command); |
ghostaudio | 0:5db0fea04a3d | 39 | void SetCurrent (unsigned char Current); |
ghostaudio | 0:5db0fea04a3d | 40 | void ReadCurrent (unsigned char *Current); |
ghostaudio | 0:5db0fea04a3d | 41 | void ReadProxiValue (unsigned int *ProxiValue); |
ghostaudio | 0:5db0fea04a3d | 42 | void SetProximityRate (unsigned char ProximityRate); |
ghostaudio | 1:49431e431e68 | 43 | void SetInterruptControl (unsigned char InterruptControl); |
ghostaudio | 1:49431e431e68 | 44 | void ReadInterruptControl (unsigned char *InterruptControl); |
ghostaudio | 0:5db0fea04a3d | 45 | void ReadProxiOnDemand (unsigned int *ProxiValue); |
ghostaudio | 1:49431e431e68 | 46 | |
ghostaudio | 0:5db0fea04a3d | 47 | |
ghostaudio | 0:5db0fea04a3d | 48 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 49 | |
ghostaudio | 0:5db0fea04a3d | 50 | int main() { |
ghostaudio | 1:49431e431e68 | 51 | wait_ms(5); |
ghostaudio | 0:5db0fea04a3d | 52 | //SwitchChannel(chan1); // set channel |
ghostaudio | 0:5db0fea04a3d | 53 | //wait_ms(50); |
ghostaudio | 0:5db0fea04a3d | 54 | //Setup(); |
ghostaudio | 1:49431e431e68 | 55 | SetupAllChannels(); |
ghostaudio | 0:5db0fea04a3d | 56 | |
ghostaudio | 0:5db0fea04a3d | 57 | while (1) { |
ghostaudio | 0:5db0fea04a3d | 58 | |
ghostaudio | 0:5db0fea04a3d | 59 | ReadAllSensors(); |
ghostaudio | 0:5db0fea04a3d | 60 | //ReadOne(chan1); |
ghostaudio | 0:5db0fea04a3d | 61 | } |
ghostaudio | 0:5db0fea04a3d | 62 | } |
ghostaudio | 0:5db0fea04a3d | 63 | |
ghostaudio | 1:49431e431e68 | 64 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 1:49431e431e68 | 65 | |
ghostaudio | 1:49431e431e68 | 66 | // setup for VCNL4020. |
ghostaudio | 1:49431e431e68 | 67 | |
ghostaudio | 1:49431e431e68 | 68 | void Setup(void) { |
ghostaudio | 1:49431e431e68 | 69 | unsigned char Current=0; |
ghostaudio | 1:49431e431e68 | 70 | |
ghostaudio | 0:5db0fea04a3d | 71 | |
ghostaudio | 1:49431e431e68 | 72 | |
ghostaudio | 1:49431e431e68 | 73 | SetCurrent(20); // Set current to 200mA |
ghostaudio | 1:49431e431e68 | 74 | ReadCurrent(&Current); |
ghostaudio | 1:49431e431e68 | 75 | pc.printf("\n IR LED Current: %d\n", Current); |
ghostaudio | 1:49431e431e68 | 76 | SetCommandRegister (COMMAND_ALL_DISABLE); // ready for prox rate change |
ghostaudio | 1:49431e431e68 | 77 | SetProximityRate (PROX_MEASUREMENT_RATE_31); // 31 measurements/s |
ghostaudio | 1:49431e431e68 | 78 | SetInterruptControl (INTERRUPT_THRES_SEL_PROX |INTERRUPT_THRES_ENABLE |INTERRUPT_COUNT_EXCEED_1); |
ghostaudio | 1:49431e431e68 | 79 | SetCommandRegister (COMMAND_PROX_ENABLE | COMMAND_SELFTIMED_MODE_ENABLE); |
ghostaudio | 1:49431e431e68 | 80 | pc.printf("\r done\n"); |
ghostaudio | 1:49431e431e68 | 81 | wait(0.2); |
ghostaudio | 0:5db0fea04a3d | 82 | } |
ghostaudio | 1:49431e431e68 | 83 | |
ghostaudio | 0:5db0fea04a3d | 84 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 1:49431e431e68 | 85 | |
ghostaudio | 1:49431e431e68 | 86 | // Setup all channels sequentially. |
ghostaudio | 1:49431e431e68 | 87 | |
ghostaudio | 1:49431e431e68 | 88 | void SetupAllChannels(void){ |
ghostaudio | 0:5db0fea04a3d | 89 | |
ghostaudio | 1:49431e431e68 | 90 | |
ghostaudio | 1:49431e431e68 | 91 | pc.baud(115200); |
ghostaudio | 1:49431e431e68 | 92 | i2c.frequency(1000000); |
ghostaudio | 0:5db0fea04a3d | 93 | SwitchChannel(chan0); // set channel |
ghostaudio | 0:5db0fea04a3d | 94 | wait_ms(20); |
ghostaudio | 0:5db0fea04a3d | 95 | Setup(); |
ghostaudio | 0:5db0fea04a3d | 96 | SwitchChannel(chan1); // set channel |
ghostaudio | 0:5db0fea04a3d | 97 | wait_ms(20); |
ghostaudio | 0:5db0fea04a3d | 98 | Setup(); |
ghostaudio | 0:5db0fea04a3d | 99 | SwitchChannel(chan2); // set channel |
ghostaudio | 0:5db0fea04a3d | 100 | wait_ms(20); |
ghostaudio | 0:5db0fea04a3d | 101 | Setup(); |
ghostaudio | 0:5db0fea04a3d | 102 | SwitchChannel(chan3); // set channel |
ghostaudio | 0:5db0fea04a3d | 103 | wait_ms(20); |
ghostaudio | 0:5db0fea04a3d | 104 | Setup(); |
ghostaudio | 0:5db0fea04a3d | 105 | pc.printf("\r setup ok \n "); |
ghostaudio | 0:5db0fea04a3d | 106 | } |
ghostaudio | 0:5db0fea04a3d | 107 | |
ghostaudio | 1:49431e431e68 | 108 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 109 | |
ghostaudio | 1:49431e431e68 | 110 | // mbed leds for some visual recognition. |
ghostaudio | 0:5db0fea04a3d | 111 | |
ghostaudio | 0:5db0fea04a3d | 112 | void Setmleds(void){ |
ghostaudio | 0:5db0fea04a3d | 113 | mled0 = mleds[0]; |
ghostaudio | 0:5db0fea04a3d | 114 | mled1 = mleds[1]; |
ghostaudio | 0:5db0fea04a3d | 115 | mled2 = mleds[2]; |
ghostaudio | 0:5db0fea04a3d | 116 | mled3 = mleds[3]; |
ghostaudio | 0:5db0fea04a3d | 117 | } |
ghostaudio | 0:5db0fea04a3d | 118 | |
ghostaudio | 0:5db0fea04a3d | 119 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 120 | |
ghostaudio | 1:49431e431e68 | 121 | // reset MUX and choose channel. |
ghostaudio | 1:49431e431e68 | 122 | |
ghostaudio | 0:5db0fea04a3d | 123 | void SwitchChannel(uint8_t chan){ |
ghostaudio | 1:49431e431e68 | 124 | //i2c.start(); |
ghostaudio | 0:5db0fea04a3d | 125 | reset = 0; |
ghostaudio | 0:5db0fea04a3d | 126 | wait_ms(10); |
ghostaudio | 0:5db0fea04a3d | 127 | reset = 1; |
ghostaudio | 0:5db0fea04a3d | 128 | wait_ms(10); |
ghostaudio | 0:5db0fea04a3d | 129 | port[0] = chan; |
ghostaudio | 0:5db0fea04a3d | 130 | i2c.write(MUX,port, 1); |
ghostaudio | 1:49431e431e68 | 131 | //i2c.stop(); |
ghostaudio | 0:5db0fea04a3d | 132 | } |
ghostaudio | 0:5db0fea04a3d | 133 | |
ghostaudio | 0:5db0fea04a3d | 134 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 135 | |
ghostaudio | 1:49431e431e68 | 136 | // Choose on channel and read proximity from that channel. |
ghostaudio | 1:49431e431e68 | 137 | |
ghostaudio | 1:49431e431e68 | 138 | void ReadOne(uint8_t channel){ |
ghostaudio | 1:49431e431e68 | 139 | |
ghostaudio | 1:49431e431e68 | 140 | unsigned int sensor = 0; |
ghostaudio | 1:49431e431e68 | 141 | SwitchChannel(channel); // set channel |
ghostaudio | 1:49431e431e68 | 142 | i2c.start(); |
ghostaudio | 1:49431e431e68 | 143 | mleds[0] = 1; // LED on |
ghostaudio | 1:49431e431e68 | 144 | Setmleds(); |
ghostaudio | 1:49431e431e68 | 145 | ReadProxiOnDemand(&sensor); // read prox value on demand |
ghostaudio | 1:49431e431e68 | 146 | mleds[0] = 0; // LED off |
ghostaudio | 1:49431e431e68 | 147 | Setmleds(); |
ghostaudio | 1:49431e431e68 | 148 | pc.printf("\r %i \n", sensor); |
ghostaudio | 1:49431e431e68 | 149 | i2c.stop(); |
ghostaudio | 1:49431e431e68 | 150 | } |
ghostaudio | 1:49431e431e68 | 151 | |
ghostaudio | 1:49431e431e68 | 152 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 1:49431e431e68 | 153 | |
ghostaudio | 1:49431e431e68 | 154 | // Read all sensors sequentially |
ghostaudio | 1:49431e431e68 | 155 | |
ghostaudio | 0:5db0fea04a3d | 156 | void ReadAllSensors(void){ |
ghostaudio | 0:5db0fea04a3d | 157 | |
ghostaudio | 0:5db0fea04a3d | 158 | for (int i = 0; i < 4; i++){ |
ghostaudio | 0:5db0fea04a3d | 159 | |
ghostaudio | 0:5db0fea04a3d | 160 | unsigned int sensor = 0; |
ghostaudio | 0:5db0fea04a3d | 161 | |
ghostaudio | 0:5db0fea04a3d | 162 | SwitchChannel(chan[i]); // set channel |
ghostaudio | 1:49431e431e68 | 163 | //i2c.start(); |
ghostaudio | 0:5db0fea04a3d | 164 | mleds[i] = 1; // LED on |
ghostaudio | 0:5db0fea04a3d | 165 | Setmleds(); |
ghostaudio | 1:49431e431e68 | 166 | //ReadProxiValue(&sensor); |
ghostaudio | 1:49431e431e68 | 167 | ReadProxiOnDemand(&sensor); // read prox value on demand |
ghostaudio | 0:5db0fea04a3d | 168 | wait_ms(10); |
ghostaudio | 0:5db0fea04a3d | 169 | mleds[i] = 0; // LED off |
ghostaudio | 0:5db0fea04a3d | 170 | Setmleds(); |
ghostaudio | 0:5db0fea04a3d | 171 | sensors[i] = sensor; |
ghostaudio | 0:5db0fea04a3d | 172 | pc.printf("\r %i ", sensors[i]); |
ghostaudio | 1:49431e431e68 | 173 | //i2c.stop(); |
ghostaudio | 0:5db0fea04a3d | 174 | } |
ghostaudio | 0:5db0fea04a3d | 175 | |
ghostaudio | 0:5db0fea04a3d | 176 | pc.printf("\r \n "); |
ghostaudio | 0:5db0fea04a3d | 177 | wait(0.001); |
ghostaudio | 0:5db0fea04a3d | 178 | } |
ghostaudio | 0:5db0fea04a3d | 179 | |
ghostaudio | 0:5db0fea04a3d | 180 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 181 | |
ghostaudio | 0:5db0fea04a3d | 182 | void SetCommandRegister (unsigned char Command) { |
ghostaudio | 0:5db0fea04a3d | 183 | |
ghostaudio | 1:49431e431e68 | 184 | _send[0] = REGISTER_COMMAND; // VCNL40x0 Configuration reister |
ghostaudio | 0:5db0fea04a3d | 185 | _send[1] = Command; |
ghostaudio | 1:49431e431e68 | 186 | i2c.write(VCNL4020,_send, 2); // Write 2 bytes on I2C |
ghostaudio | 0:5db0fea04a3d | 187 | } |
ghostaudio | 0:5db0fea04a3d | 188 | |
ghostaudio | 0:5db0fea04a3d | 189 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 190 | |
ghostaudio | 0:5db0fea04a3d | 191 | void ReadCommandRegister (unsigned char *Command) { |
ghostaudio | 0:5db0fea04a3d | 192 | |
ghostaudio | 1:49431e431e68 | 193 | _send[0] = REGISTER_COMMAND; // VCNL40x0 Configuration register |
ghostaudio | 1:49431e431e68 | 194 | i2c.write(VCNL4020,_send, 1); // Write 1 byte on I2C |
ghostaudio | 1:49431e431e68 | 195 | i2c.read(VCNL4020+1,_receive, 1); // Read 1 byte on I2C |
ghostaudio | 0:5db0fea04a3d | 196 | |
ghostaudio | 0:5db0fea04a3d | 197 | *Command = (unsigned char)(_receive[0]); |
ghostaudio | 0:5db0fea04a3d | 198 | } |
ghostaudio | 0:5db0fea04a3d | 199 | |
ghostaudio | 0:5db0fea04a3d | 200 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 201 | |
ghostaudio | 0:5db0fea04a3d | 202 | void SetCurrent (unsigned char Current) { |
ghostaudio | 0:5db0fea04a3d | 203 | |
ghostaudio | 0:5db0fea04a3d | 204 | _send[0] = REGISTER_PROX_CURRENT; // VCNL40x0 IR LED Current register |
ghostaudio | 0:5db0fea04a3d | 205 | _send[1] = Current; |
ghostaudio | 0:5db0fea04a3d | 206 | i2c.write(VCNL4020,_send, 2); // Write 2 bytes on I2C |
ghostaudio | 0:5db0fea04a3d | 207 | |
ghostaudio | 0:5db0fea04a3d | 208 | } |
ghostaudio | 0:5db0fea04a3d | 209 | |
ghostaudio | 0:5db0fea04a3d | 210 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 211 | |
ghostaudio | 0:5db0fea04a3d | 212 | void ReadCurrent (unsigned char *Current) { |
ghostaudio | 0:5db0fea04a3d | 213 | |
ghostaudio | 0:5db0fea04a3d | 214 | _send[0] = REGISTER_PROX_CURRENT; // VCNL40x0 IR LED current register |
ghostaudio | 0:5db0fea04a3d | 215 | i2c.write(VCNL4020,_send, 1); // Write 1 byte on I2C |
ghostaudio | 0:5db0fea04a3d | 216 | i2c.read(VCNL4020+1,_receive, 1); // Read 1 byte on I2C |
ghostaudio | 0:5db0fea04a3d | 217 | |
ghostaudio | 0:5db0fea04a3d | 218 | *Current = (unsigned char)(_receive[0]); |
ghostaudio | 0:5db0fea04a3d | 219 | } |
ghostaudio | 0:5db0fea04a3d | 220 | |
ghostaudio | 0:5db0fea04a3d | 221 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 222 | |
ghostaudio | 0:5db0fea04a3d | 223 | void ReadProxiValue (unsigned int *ProxiValue) { |
ghostaudio | 0:5db0fea04a3d | 224 | |
ghostaudio | 0:5db0fea04a3d | 225 | _send[0] = REGISTER_PROX_VALUE; // VCNL40x0 Proximity Value register |
ghostaudio | 0:5db0fea04a3d | 226 | i2c.write(VCNL4020, _send, 1); // Write 1 byte on I2C |
ghostaudio | 0:5db0fea04a3d | 227 | i2c.read(VCNL4020+1, _receive, 2); // Read 2 bytes on I2C |
ghostaudio | 0:5db0fea04a3d | 228 | *ProxiValue = ((unsigned int)_receive[0] << 8 | (unsigned char)_receive[1]); |
ghostaudio | 0:5db0fea04a3d | 229 | } |
ghostaudio | 0:5db0fea04a3d | 230 | |
ghostaudio | 0:5db0fea04a3d | 231 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 232 | |
ghostaudio | 0:5db0fea04a3d | 233 | void SetProximityRate (unsigned char ProximityRate) { |
ghostaudio | 0:5db0fea04a3d | 234 | |
ghostaudio | 0:5db0fea04a3d | 235 | _send[0] = REGISTER_PROX_RATE; // VCNL40x0 Proximity rate register |
ghostaudio | 0:5db0fea04a3d | 236 | _send[1] = ProximityRate; |
ghostaudio | 0:5db0fea04a3d | 237 | i2c.write(VCNL4020,_send, 2); // Write 2 bytes on I2C |
ghostaudio | 0:5db0fea04a3d | 238 | } |
ghostaudio | 0:5db0fea04a3d | 239 | |
ghostaudio | 0:5db0fea04a3d | 240 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 0:5db0fea04a3d | 241 | |
ghostaudio | 1:49431e431e68 | 242 | void SetInterruptControl (unsigned char InterruptControl) { |
ghostaudio | 1:49431e431e68 | 243 | |
ghostaudio | 1:49431e431e68 | 244 | _send[0] = REGISTER_INTERRUPT_CONTROL; // VCNL40x0 Interrupt Control register |
ghostaudio | 1:49431e431e68 | 245 | _send[1] = InterruptControl; |
ghostaudio | 1:49431e431e68 | 246 | i2c.write(VCNL4020,_send, 2); // Write 2 bytes on I2C |
ghostaudio | 1:49431e431e68 | 247 | |
ghostaudio | 1:49431e431e68 | 248 | } |
ghostaudio | 1:49431e431e68 | 249 | |
ghostaudio | 1:49431e431e68 | 250 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 1:49431e431e68 | 251 | |
ghostaudio | 1:49431e431e68 | 252 | void ReadInterruptControl (unsigned char *InterruptControl) { |
ghostaudio | 1:49431e431e68 | 253 | |
ghostaudio | 1:49431e431e68 | 254 | _send[0] = REGISTER_INTERRUPT_CONTROL; // VCNL40x0 Interrupt Control register |
ghostaudio | 1:49431e431e68 | 255 | i2c.write(VCNL4020,_send, 1); // Write 1 byte on I2C |
ghostaudio | 1:49431e431e68 | 256 | i2c.read(VCNL4020+1,_receive, 1); // Read 1 byte on I2C |
ghostaudio | 1:49431e431e68 | 257 | |
ghostaudio | 1:49431e431e68 | 258 | *InterruptControl = (unsigned char)(_receive[0]); |
ghostaudio | 1:49431e431e68 | 259 | } |
ghostaudio | 1:49431e431e68 | 260 | |
ghostaudio | 1:49431e431e68 | 261 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
ghostaudio | 1:49431e431e68 | 262 | |
ghostaudio | 0:5db0fea04a3d | 263 | void ReadProxiOnDemand (unsigned int *ProxiValue) { |
ghostaudio | 0:5db0fea04a3d | 264 | |
ghostaudio | 0:5db0fea04a3d | 265 | unsigned char Command=0; |
ghostaudio | 1:49431e431e68 | 266 | |
ghostaudio | 1:49431e431e68 | 267 | // SetCommandRegister (COMMAND_ALL_DISABLE); |
ghostaudio | 1:49431e431e68 | 268 | |
ghostaudio | 0:5db0fea04a3d | 269 | SetCommandRegister (COMMAND_PROX_ENABLE | COMMAND_PROX_ON_DEMAND); |
ghostaudio | 0:5db0fea04a3d | 270 | |
ghostaudio | 0:5db0fea04a3d | 271 | // wait on prox data ready bit |
ghostaudio | 0:5db0fea04a3d | 272 | do { |
ghostaudio | 0:5db0fea04a3d | 273 | ReadCommandRegister (&Command); // read command register |
ghostaudio | 0:5db0fea04a3d | 274 | } while (!(Command & COMMAND_MASK_PROX_DATA_READY)); |
ghostaudio | 0:5db0fea04a3d | 275 | |
ghostaudio | 0:5db0fea04a3d | 276 | ReadProxiValue (ProxiValue); // read prox value |
ghostaudio | 0:5db0fea04a3d | 277 | |
ghostaudio | 0:5db0fea04a3d | 278 | SetCommandRegister (COMMAND_ALL_DISABLE); // stop prox value on demand |
ghostaudio | 0:5db0fea04a3d | 279 | |
ghostaudio | 0:5db0fea04a3d | 280 | } |