This library demonstrates how to use the sensors on the QW Shield.
Dependents: QW-TEMP_GPS-NMEA QW-Motiondetection QW-Closet-detection
VCNL4010.cpp@0:4b56d28cc7e9, 2015-12-02 (annotated)
- Committer:
- quicksand
- Date:
- Wed Dec 02 11:39:52 2015 +0000
- Revision:
- 0:4b56d28cc7e9
This library demonstrates how to use the sensors on the QW Shield.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
quicksand | 0:4b56d28cc7e9 | 1 | /* |
quicksand | 0:4b56d28cc7e9 | 2 | Copyright (c) 2012 Vishay GmbH, www.vishay.com |
quicksand | 0:4b56d28cc7e9 | 3 | author: DS, version 1.21 |
quicksand | 0:4b56d28cc7e9 | 4 | |
quicksand | 0:4b56d28cc7e9 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
quicksand | 0:4b56d28cc7e9 | 6 | of this software and associated documentation files (the "Software"), to deal |
quicksand | 0:4b56d28cc7e9 | 7 | in the Software without restriction, including without limitation the rights |
quicksand | 0:4b56d28cc7e9 | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
quicksand | 0:4b56d28cc7e9 | 9 | copies of the Software, and to permit persons to whom the Software is |
quicksand | 0:4b56d28cc7e9 | 10 | furnished to do so, subject to the following conditions: |
quicksand | 0:4b56d28cc7e9 | 11 | |
quicksand | 0:4b56d28cc7e9 | 12 | The above copyright notice and this permission notice shall be included in |
quicksand | 0:4b56d28cc7e9 | 13 | all copies or substantial portions of the Software. |
quicksand | 0:4b56d28cc7e9 | 14 | |
quicksand | 0:4b56d28cc7e9 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
quicksand | 0:4b56d28cc7e9 | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
quicksand | 0:4b56d28cc7e9 | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
quicksand | 0:4b56d28cc7e9 | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
quicksand | 0:4b56d28cc7e9 | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
quicksand | 0:4b56d28cc7e9 | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
quicksand | 0:4b56d28cc7e9 | 21 | THE SOFTWARE. |
quicksand | 0:4b56d28cc7e9 | 22 | */ |
quicksand | 0:4b56d28cc7e9 | 23 | |
quicksand | 0:4b56d28cc7e9 | 24 | #include "VCNL4010.h" |
quicksand | 0:4b56d28cc7e9 | 25 | |
quicksand | 0:4b56d28cc7e9 | 26 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 27 | |
quicksand | 0:4b56d28cc7e9 | 28 | VCNL40x0::VCNL40x0(PinName sda, PinName scl, unsigned char addr) : _i2c(sda, scl), _addr(addr) { |
quicksand | 0:4b56d28cc7e9 | 29 | // _i2c.frequency(1000000); // set I2C frequency to 1MHz |
quicksand | 0:4b56d28cc7e9 | 30 | } |
quicksand | 0:4b56d28cc7e9 | 31 | |
quicksand | 0:4b56d28cc7e9 | 32 | VCNL40x0::~VCNL40x0() { |
quicksand | 0:4b56d28cc7e9 | 33 | } |
quicksand | 0:4b56d28cc7e9 | 34 | |
quicksand | 0:4b56d28cc7e9 | 35 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 36 | |
quicksand | 0:4b56d28cc7e9 | 37 | VCNL40x0Error_e VCNL40x0::SetCommandRegister (unsigned char Command) { |
quicksand | 0:4b56d28cc7e9 | 38 | |
quicksand | 0:4b56d28cc7e9 | 39 | _send[0] = REGISTER_COMMAND; // VCNL40x0 Configuration reister |
quicksand | 0:4b56d28cc7e9 | 40 | _send[1] = Command; |
quicksand | 0:4b56d28cc7e9 | 41 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 42 | |
quicksand | 0:4b56d28cc7e9 | 43 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 44 | } |
quicksand | 0:4b56d28cc7e9 | 45 | |
quicksand | 0:4b56d28cc7e9 | 46 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 47 | |
quicksand | 0:4b56d28cc7e9 | 48 | VCNL40x0Error_e VCNL40x0::ReadCommandRegister (unsigned char *Command) { |
quicksand | 0:4b56d28cc7e9 | 49 | |
quicksand | 0:4b56d28cc7e9 | 50 | _send[0] = REGISTER_COMMAND; // VCNL40x0 Configuration register |
quicksand | 0:4b56d28cc7e9 | 51 | _i2c.write(VCNL40x0_ADDRESS,_send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 52 | _i2c.read(VCNL40x0_ADDRESS+1,_receive, 1); // Read 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 53 | |
quicksand | 0:4b56d28cc7e9 | 54 | *Command = (unsigned char)(_receive[0]); |
quicksand | 0:4b56d28cc7e9 | 55 | |
quicksand | 0:4b56d28cc7e9 | 56 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 57 | } |
quicksand | 0:4b56d28cc7e9 | 58 | |
quicksand | 0:4b56d28cc7e9 | 59 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 60 | |
quicksand | 0:4b56d28cc7e9 | 61 | VCNL40x0Error_e VCNL40x0::ReadID (unsigned char *ID) { |
quicksand | 0:4b56d28cc7e9 | 62 | |
quicksand | 0:4b56d28cc7e9 | 63 | _send[0] = REGISTER_ID; // VCNL40x0 product ID revision register |
quicksand | 0:4b56d28cc7e9 | 64 | _i2c.write(VCNL40x0_ADDRESS, _send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 65 | _i2c.read(VCNL40x0_ADDRESS+1, _receive, 1); // Read 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 66 | |
quicksand | 0:4b56d28cc7e9 | 67 | *ID = (unsigned char)(_receive[0]); |
quicksand | 0:4b56d28cc7e9 | 68 | |
quicksand | 0:4b56d28cc7e9 | 69 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 70 | } |
quicksand | 0:4b56d28cc7e9 | 71 | |
quicksand | 0:4b56d28cc7e9 | 72 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 73 | |
quicksand | 0:4b56d28cc7e9 | 74 | VCNL40x0Error_e VCNL40x0::SetCurrent (unsigned char Current) { |
quicksand | 0:4b56d28cc7e9 | 75 | |
quicksand | 0:4b56d28cc7e9 | 76 | _send[0] = REGISTER_PROX_CURRENT; // VCNL40x0 IR LED Current register |
quicksand | 0:4b56d28cc7e9 | 77 | _send[1] = Current; |
quicksand | 0:4b56d28cc7e9 | 78 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 79 | |
quicksand | 0:4b56d28cc7e9 | 80 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 81 | } |
quicksand | 0:4b56d28cc7e9 | 82 | |
quicksand | 0:4b56d28cc7e9 | 83 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 84 | |
quicksand | 0:4b56d28cc7e9 | 85 | VCNL40x0Error_e VCNL40x0::ReadCurrent (unsigned char *Current) { |
quicksand | 0:4b56d28cc7e9 | 86 | |
quicksand | 0:4b56d28cc7e9 | 87 | _send[0] = REGISTER_PROX_CURRENT; // VCNL40x0 IR LED current register |
quicksand | 0:4b56d28cc7e9 | 88 | _i2c.write(VCNL40x0_ADDRESS,_send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 89 | _i2c.read(VCNL40x0_ADDRESS+1,_receive, 1); // Read 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 90 | |
quicksand | 0:4b56d28cc7e9 | 91 | *Current = (unsigned char)(_receive[0]); |
quicksand | 0:4b56d28cc7e9 | 92 | |
quicksand | 0:4b56d28cc7e9 | 93 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 94 | } |
quicksand | 0:4b56d28cc7e9 | 95 | |
quicksand | 0:4b56d28cc7e9 | 96 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 97 | |
quicksand | 0:4b56d28cc7e9 | 98 | VCNL40x0Error_e VCNL40x0::SetProximityRate (unsigned char ProximityRate) { |
quicksand | 0:4b56d28cc7e9 | 99 | |
quicksand | 0:4b56d28cc7e9 | 100 | _send[0] = REGISTER_PROX_RATE; // VCNL40x0 Proximity rate register |
quicksand | 0:4b56d28cc7e9 | 101 | _send[1] = ProximityRate; |
quicksand | 0:4b56d28cc7e9 | 102 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 103 | |
quicksand | 0:4b56d28cc7e9 | 104 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 105 | } |
quicksand | 0:4b56d28cc7e9 | 106 | |
quicksand | 0:4b56d28cc7e9 | 107 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 108 | |
quicksand | 0:4b56d28cc7e9 | 109 | VCNL40x0Error_e VCNL40x0::SetAmbiConfiguration (unsigned char AmbiConfiguration) { |
quicksand | 0:4b56d28cc7e9 | 110 | |
quicksand | 0:4b56d28cc7e9 | 111 | _send[0] = REGISTER_AMBI_PARAMETER; // VCNL40x0 Ambilight configuration |
quicksand | 0:4b56d28cc7e9 | 112 | _send[1] = AmbiConfiguration; |
quicksand | 0:4b56d28cc7e9 | 113 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 114 | |
quicksand | 0:4b56d28cc7e9 | 115 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 116 | } |
quicksand | 0:4b56d28cc7e9 | 117 | |
quicksand | 0:4b56d28cc7e9 | 118 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 119 | |
quicksand | 0:4b56d28cc7e9 | 120 | VCNL40x0Error_e VCNL40x0::SetInterruptControl (unsigned char InterruptControl) { |
quicksand | 0:4b56d28cc7e9 | 121 | |
quicksand | 0:4b56d28cc7e9 | 122 | _send[0] = REGISTER_INTERRUPT_CONTROL; // VCNL40x0 Interrupt Control register |
quicksand | 0:4b56d28cc7e9 | 123 | _send[1] = InterruptControl; |
quicksand | 0:4b56d28cc7e9 | 124 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 125 | |
quicksand | 0:4b56d28cc7e9 | 126 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 127 | } |
quicksand | 0:4b56d28cc7e9 | 128 | |
quicksand | 0:4b56d28cc7e9 | 129 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 130 | |
quicksand | 0:4b56d28cc7e9 | 131 | VCNL40x0Error_e VCNL40x0::ReadInterruptControl (unsigned char *InterruptControl) { |
quicksand | 0:4b56d28cc7e9 | 132 | |
quicksand | 0:4b56d28cc7e9 | 133 | _send[0] = REGISTER_INTERRUPT_CONTROL; // VCNL40x0 Interrupt Control register |
quicksand | 0:4b56d28cc7e9 | 134 | _i2c.write(VCNL40x0_ADDRESS,_send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 135 | _i2c.read(VCNL40x0_ADDRESS+1,_receive, 1); // Read 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 136 | |
quicksand | 0:4b56d28cc7e9 | 137 | *InterruptControl = (unsigned char)(_receive[0]); |
quicksand | 0:4b56d28cc7e9 | 138 | |
quicksand | 0:4b56d28cc7e9 | 139 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 140 | } |
quicksand | 0:4b56d28cc7e9 | 141 | |
quicksand | 0:4b56d28cc7e9 | 142 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 143 | |
quicksand | 0:4b56d28cc7e9 | 144 | VCNL40x0Error_e VCNL40x0::SetInterruptStatus (unsigned char InterruptStatus) { |
quicksand | 0:4b56d28cc7e9 | 145 | |
quicksand | 0:4b56d28cc7e9 | 146 | _send[0] = REGISTER_INTERRUPT_STATUS; // VCNL40x0 Interrupt Status register |
quicksand | 0:4b56d28cc7e9 | 147 | _send[1] = InterruptStatus; |
quicksand | 0:4b56d28cc7e9 | 148 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 149 | |
quicksand | 0:4b56d28cc7e9 | 150 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 151 | } |
quicksand | 0:4b56d28cc7e9 | 152 | |
quicksand | 0:4b56d28cc7e9 | 153 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 154 | |
quicksand | 0:4b56d28cc7e9 | 155 | VCNL40x0Error_e VCNL40x0::SetModulatorTimingAdjustment (unsigned char ModulatorTimingAdjustment) { |
quicksand | 0:4b56d28cc7e9 | 156 | |
quicksand | 0:4b56d28cc7e9 | 157 | _send[0] = REGISTER_PROX_TIMING; // VCNL40x0 Modulator Timing Adjustment register |
quicksand | 0:4b56d28cc7e9 | 158 | _send[1] = ModulatorTimingAdjustment; |
quicksand | 0:4b56d28cc7e9 | 159 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 160 | |
quicksand | 0:4b56d28cc7e9 | 161 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 162 | } |
quicksand | 0:4b56d28cc7e9 | 163 | |
quicksand | 0:4b56d28cc7e9 | 164 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 165 | |
quicksand | 0:4b56d28cc7e9 | 166 | VCNL40x0Error_e VCNL40x0::ReadInterruptStatus (unsigned char *InterruptStatus) { |
quicksand | 0:4b56d28cc7e9 | 167 | |
quicksand | 0:4b56d28cc7e9 | 168 | _send[0] = REGISTER_INTERRUPT_STATUS; // VCNL40x0 Interrupt Status register |
quicksand | 0:4b56d28cc7e9 | 169 | _i2c.write(VCNL40x0_ADDRESS,_send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 170 | _i2c.read(VCNL40x0_ADDRESS+1,_receive, 1); // Read 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 171 | |
quicksand | 0:4b56d28cc7e9 | 172 | *InterruptStatus = (unsigned char)(_receive[0]); |
quicksand | 0:4b56d28cc7e9 | 173 | |
quicksand | 0:4b56d28cc7e9 | 174 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 175 | } |
quicksand | 0:4b56d28cc7e9 | 176 | |
quicksand | 0:4b56d28cc7e9 | 177 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 178 | |
quicksand | 0:4b56d28cc7e9 | 179 | VCNL40x0Error_e VCNL40x0::ReadProxiValue (unsigned int *ProxiValue) { |
quicksand | 0:4b56d28cc7e9 | 180 | |
quicksand | 0:4b56d28cc7e9 | 181 | _send[0] = REGISTER_PROX_VALUE; // VCNL40x0 Proximity Value register |
quicksand | 0:4b56d28cc7e9 | 182 | _i2c.write(VCNL40x0_ADDRESS, _send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 183 | _i2c.read(VCNL40x0_ADDRESS+1, _receive, 2); // Read 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 184 | *ProxiValue = ((unsigned int)_receive[0] << 8 | (unsigned char)_receive[1]); |
quicksand | 0:4b56d28cc7e9 | 185 | |
quicksand | 0:4b56d28cc7e9 | 186 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 187 | |
quicksand | 0:4b56d28cc7e9 | 188 | } |
quicksand | 0:4b56d28cc7e9 | 189 | |
quicksand | 0:4b56d28cc7e9 | 190 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 191 | |
quicksand | 0:4b56d28cc7e9 | 192 | VCNL40x0Error_e VCNL40x0::ReadAmbiValue (unsigned int *AmbiValue) { |
quicksand | 0:4b56d28cc7e9 | 193 | |
quicksand | 0:4b56d28cc7e9 | 194 | _send[0] = REGISTER_AMBI_VALUE; // VCNL40x0 Ambient Light Value register |
quicksand | 0:4b56d28cc7e9 | 195 | _i2c.write(VCNL40x0_ADDRESS, _send, 1); // Write 1 byte on I2C |
quicksand | 0:4b56d28cc7e9 | 196 | _i2c.read(VCNL40x0_ADDRESS+1, _receive, 2); // Read 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 197 | *AmbiValue = ((unsigned int)_receive[0] << 8 | (unsigned char)_receive[1]); |
quicksand | 0:4b56d28cc7e9 | 198 | |
quicksand | 0:4b56d28cc7e9 | 199 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 200 | |
quicksand | 0:4b56d28cc7e9 | 201 | } |
quicksand | 0:4b56d28cc7e9 | 202 | |
quicksand | 0:4b56d28cc7e9 | 203 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 204 | |
quicksand | 0:4b56d28cc7e9 | 205 | VCNL40x0Error_e VCNL40x0::SetLowThreshold (unsigned int LowThreshold) { |
quicksand | 0:4b56d28cc7e9 | 206 | |
quicksand | 0:4b56d28cc7e9 | 207 | unsigned char LoByte=0, HiByte=0; |
quicksand | 0:4b56d28cc7e9 | 208 | |
quicksand | 0:4b56d28cc7e9 | 209 | LoByte = (unsigned char)(LowThreshold & 0x00ff); |
quicksand | 0:4b56d28cc7e9 | 210 | HiByte = (unsigned char)((LowThreshold & 0xff00)>>8); |
quicksand | 0:4b56d28cc7e9 | 211 | |
quicksand | 0:4b56d28cc7e9 | 212 | _send[0] = REGISTER_INTERRUPT_LOW_THRES; // VCNL40x0 Low Threshold Register, Hi Byte |
quicksand | 0:4b56d28cc7e9 | 213 | _send[1] = HiByte; |
quicksand | 0:4b56d28cc7e9 | 214 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 215 | |
quicksand | 0:4b56d28cc7e9 | 216 | _send[0] = REGISTER_INTERRUPT_LOW_THRES+1; // VCNL40x0 Low Threshold Register, Lo Byte |
quicksand | 0:4b56d28cc7e9 | 217 | _send[1] = LoByte; |
quicksand | 0:4b56d28cc7e9 | 218 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 219 | |
quicksand | 0:4b56d28cc7e9 | 220 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 221 | |
quicksand | 0:4b56d28cc7e9 | 222 | } |
quicksand | 0:4b56d28cc7e9 | 223 | |
quicksand | 0:4b56d28cc7e9 | 224 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 225 | |
quicksand | 0:4b56d28cc7e9 | 226 | VCNL40x0Error_e VCNL40x0::SetHighThreshold (unsigned int HighThreshold) { |
quicksand | 0:4b56d28cc7e9 | 227 | |
quicksand | 0:4b56d28cc7e9 | 228 | unsigned char LoByte=0, HiByte=0; |
quicksand | 0:4b56d28cc7e9 | 229 | |
quicksand | 0:4b56d28cc7e9 | 230 | LoByte = (unsigned char)(HighThreshold & 0x00ff); |
quicksand | 0:4b56d28cc7e9 | 231 | HiByte = (unsigned char)((HighThreshold & 0xff00)>>8); |
quicksand | 0:4b56d28cc7e9 | 232 | |
quicksand | 0:4b56d28cc7e9 | 233 | _send[0] = REGISTER_INTERRUPT_HIGH_THRES; // VCNL40x0 High Threshold Register, Hi Byte |
quicksand | 0:4b56d28cc7e9 | 234 | _send[1] = HiByte; |
quicksand | 0:4b56d28cc7e9 | 235 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 236 | |
quicksand | 0:4b56d28cc7e9 | 237 | _send[0] = REGISTER_INTERRUPT_HIGH_THRES+1; // VCNL40x0 High Threshold Register, Lo Byte |
quicksand | 0:4b56d28cc7e9 | 238 | _send[1] = LoByte; |
quicksand | 0:4b56d28cc7e9 | 239 | _i2c.write(VCNL40x0_ADDRESS,_send, 2); // Write 2 bytes on I2C |
quicksand | 0:4b56d28cc7e9 | 240 | |
quicksand | 0:4b56d28cc7e9 | 241 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 242 | |
quicksand | 0:4b56d28cc7e9 | 243 | } |
quicksand | 0:4b56d28cc7e9 | 244 | |
quicksand | 0:4b56d28cc7e9 | 245 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 246 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 247 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 248 | |
quicksand | 0:4b56d28cc7e9 | 249 | VCNL40x0Error_e VCNL40x0::ReadProxiOnDemand (unsigned int *ProxiValue) { |
quicksand | 0:4b56d28cc7e9 | 250 | |
quicksand | 0:4b56d28cc7e9 | 251 | unsigned char Command=0; |
quicksand | 0:4b56d28cc7e9 | 252 | |
quicksand | 0:4b56d28cc7e9 | 253 | // enable prox value on demand |
quicksand | 0:4b56d28cc7e9 | 254 | SetCommandRegister (COMMAND_PROX_ENABLE | COMMAND_PROX_ON_DEMAND); |
quicksand | 0:4b56d28cc7e9 | 255 | |
quicksand | 0:4b56d28cc7e9 | 256 | // wait on prox data ready bit |
quicksand | 0:4b56d28cc7e9 | 257 | do { |
quicksand | 0:4b56d28cc7e9 | 258 | ReadCommandRegister (&Command); // read command register |
quicksand | 0:4b56d28cc7e9 | 259 | } while (!(Command & COMMAND_MASK_PROX_DATA_READY)); |
quicksand | 0:4b56d28cc7e9 | 260 | |
quicksand | 0:4b56d28cc7e9 | 261 | ReadProxiValue (ProxiValue); // read prox value |
quicksand | 0:4b56d28cc7e9 | 262 | |
quicksand | 0:4b56d28cc7e9 | 263 | SetCommandRegister (COMMAND_ALL_DISABLE); // stop prox value on demand |
quicksand | 0:4b56d28cc7e9 | 264 | |
quicksand | 0:4b56d28cc7e9 | 265 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 266 | } |
quicksand | 0:4b56d28cc7e9 | 267 | |
quicksand | 0:4b56d28cc7e9 | 268 | //////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
quicksand | 0:4b56d28cc7e9 | 269 | |
quicksand | 0:4b56d28cc7e9 | 270 | VCNL40x0Error_e VCNL40x0::ReadAmbiOnDemand (unsigned int *AmbiValue) { |
quicksand | 0:4b56d28cc7e9 | 271 | |
quicksand | 0:4b56d28cc7e9 | 272 | unsigned char Command=0; |
quicksand | 0:4b56d28cc7e9 | 273 | |
quicksand | 0:4b56d28cc7e9 | 274 | // enable ambi value on demand |
quicksand | 0:4b56d28cc7e9 | 275 | SetCommandRegister (COMMAND_PROX_ENABLE | COMMAND_AMBI_ON_DEMAND); |
quicksand | 0:4b56d28cc7e9 | 276 | |
quicksand | 0:4b56d28cc7e9 | 277 | // wait on ambi data ready bit |
quicksand | 0:4b56d28cc7e9 | 278 | do { |
quicksand | 0:4b56d28cc7e9 | 279 | ReadCommandRegister (&Command); // read command register |
quicksand | 0:4b56d28cc7e9 | 280 | } while (!(Command & COMMAND_MASK_AMBI_DATA_READY)); |
quicksand | 0:4b56d28cc7e9 | 281 | |
quicksand | 0:4b56d28cc7e9 | 282 | ReadAmbiValue (AmbiValue); // read ambi value |
quicksand | 0:4b56d28cc7e9 | 283 | |
quicksand | 0:4b56d28cc7e9 | 284 | SetCommandRegister (COMMAND_ALL_DISABLE); // stop ambi value on demand |
quicksand | 0:4b56d28cc7e9 | 285 | |
quicksand | 0:4b56d28cc7e9 | 286 | return VCNL40x0_ERROR_OK; |
quicksand | 0:4b56d28cc7e9 | 287 | } |