David Jung / Mbed OS MAX32664C_MAXM86146_Mode1_Optical

Mode1 Optical Validation

Dependencies:   max32630fthr

main.cpp@0:6f65cae31c54, 2021-03-17 (annotated)

Committer:
phonemacro
Date:
Wed Mar 17 04:16:03 2021 +0000
Revision:
0:6f65cae31c54
Child:
1:da792e46a385
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
phonemacro 0:6f65cae31c54 1 /*******************************************************************************
phonemacro 0:6f65cae31c54 2 * Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved.
phonemacro 0:6f65cae31c54 3 *
phonemacro 0:6f65cae31c54 4 * Permission is hereby granted, free of charge, to any person obtaining a
phonemacro 0:6f65cae31c54 5 * copy of this software and associated documentation files (the "Software"),
phonemacro 0:6f65cae31c54 6 * to deal in the Software without restriction, including without limitation
phonemacro 0:6f65cae31c54 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
phonemacro 0:6f65cae31c54 8 * and/or sell copies of the Software, and to permit persons to whom the
phonemacro 0:6f65cae31c54 9 * Software is furnished to do so, subject to the following conditions:
phonemacro 0:6f65cae31c54 10 *
phonemacro 0:6f65cae31c54 11 * The above copyright notice and this permission notice shall be included
phonemacro 0:6f65cae31c54 12 * in all copies or substantial portions of the Software.
phonemacro 0:6f65cae31c54 13 *
phonemacro 0:6f65cae31c54 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
phonemacro 0:6f65cae31c54 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
phonemacro 0:6f65cae31c54 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
phonemacro 0:6f65cae31c54 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
phonemacro 0:6f65cae31c54 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
phonemacro 0:6f65cae31c54 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
phonemacro 0:6f65cae31c54 20 * OTHER DEALINGS IN THE SOFTWARE.
phonemacro 0:6f65cae31c54 21 *
phonemacro 0:6f65cae31c54 22 * Except as contained in this notice, the name of Maxim Integrated
phonemacro 0:6f65cae31c54 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
phonemacro 0:6f65cae31c54 24 * Products, Inc. Branding Policy.
phonemacro 0:6f65cae31c54 25 *
phonemacro 0:6f65cae31c54 26 * The mere transfer of this software does not imply any licenses
phonemacro 0:6f65cae31c54 27 * of trade secrets, proprietary technology, copyrights, patents,
phonemacro 0:6f65cae31c54 28 * trademarks, maskwork rights, or any other form of intellectual
phonemacro 0:6f65cae31c54 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
phonemacro 0:6f65cae31c54 30 * ownership rights.
phonemacro 0:6f65cae31c54 31 *******************************************************************************
phonemacro 0:6f65cae31c54 32 */
phonemacro 0:6f65cae31c54 33 //#include "max32630fthr.h"
phonemacro 0:6f65cae31c54 34 //#include "USBSerial.h"
phonemacro 0:6f65cae31c54 35
phonemacro 0:6f65cae31c54 36 #include "mbed.h"
phonemacro 0:6f65cae31c54 37 #include "platform/mbed_thread.h"
phonemacro 0:6f65cae31c54 38
phonemacro 0:6f65cae31c54 39 #define OB07 1
phonemacro 0:6f65cae31c54 40 #ifdef OB07
phonemacro 0:6f65cae31c54 41 #define PPG_SZ 36 //maxm86146
phonemacro 0:6f65cae31c54 42 #else
phonemacro 0:6f65cae31c54 43 #define PPG_SZ 18 //maxm86161, max86141
phonemacro 0:6f65cae31c54 44 #endif
phonemacro 0:6f65cae31c54 45 #define ACCEL_SZ 6 // accel
phonemacro 0:6f65cae31c54 46 #define SENSOR_SZ (PPG_SZ+ACCEL_SZ)
phonemacro 0:6f65cae31c54 47 #define ALGO_SZ 20 // 24 bytes is the algo normal size for 3x.12.0
phonemacro 0:6f65cae31c54 48 //#define ALGO_SZ 24 // 24 bytes is the algo normal size fifo output
phonemacro 0:6f65cae31c54 49 #define ALGO_ONLY 1
phonemacro 0:6f65cae31c54 50 #ifdef ALGO_ONLY
phonemacro 0:6f65cae31c54 51 #define TTL_SZ (ALGO_SZ)
phonemacro 0:6f65cae31c54 52 #else
phonemacro 0:6f65cae31c54 53 #define TTL_SZ (PPG_SZ+ACCEL_SZ+ALGO_SZ)
phonemacro 0:6f65cae31c54 54 #endif
phonemacro 0:6f65cae31c54 55
phonemacro 0:6f65cae31c54 56 DigitalOut rLED(LED1);
phonemacro 0:6f65cae31c54 57 DigitalOut gLED(LED2);
phonemacro 0:6f65cae31c54 58 DigitalOut bLED(LED3);
phonemacro 0:6f65cae31c54 59 #define RST_PIN P5_6
phonemacro 0:6f65cae31c54 60 #define MFIO_PIN P5_4
phonemacro 0:6f65cae31c54 61 DigitalOut rst(RST_PIN, PullUp);
phonemacro 0:6f65cae31c54 62 DigitalOut mfio(MFIO_PIN, PullUp);
phonemacro 0:6f65cae31c54 63 I2C i2c(P3_4, P3_5);
phonemacro 0:6f65cae31c54 64
phonemacro 0:6f65cae31c54 65 const int addr = 0xAA;//0x55;
phonemacro 0:6f65cae31c54 66 int32_t Time_to_Read_PPG = 0;
phonemacro 0:6f65cae31c54 67
phonemacro 0:6f65cae31c54 68 #define BLINKING_RATE_MS 1000ms
phonemacro 0:6f65cae31c54 69 void blink_timer(void) {
phonemacro 0:6f65cae31c54 70 gLED = !gLED; /* blink the green LED */
phonemacro 0:6f65cae31c54 71 }
phonemacro 0:6f65cae31c54 72
phonemacro 0:6f65cae31c54 73 void fifo_timer(void) {
phonemacro 0:6f65cae31c54 74 Time_to_Read_PPG = 1;
phonemacro 0:6f65cae31c54 75 }
phonemacro 0:6f65cae31c54 76
phonemacro 0:6f65cae31c54 77 void read_ppg(void) {
phonemacro 0:6f65cae31c54 78 char cmd[8], i, j, samples;
phonemacro 0:6f65cae31c54 79 char rsp[3000];
phonemacro 0:6f65cae31c54 80 int32_t ppg[12];
phonemacro 0:6f65cae31c54 81 int32_t accel[3];
phonemacro 0:6f65cae31c54 82 int32_t status, opmode, hr, hr_conf, spo2, spo2_conf;
phonemacro 0:6f65cae31c54 83 int32_t scnt = 0; // sample set count
phonemacro 0:6f65cae31c54 84 int32_t ptr = 0;
phonemacro 0:6f65cae31c54 85 int32_t sptr = 0;
phonemacro 0:6f65cae31c54 86
phonemacro 0:6f65cae31c54 87 mfio = 0;
phonemacro 0:6f65cae31c54 88 Time_to_Read_PPG = 0;
phonemacro 0:6f65cae31c54 89 wait_us(300);
phonemacro 0:6f65cae31c54 90 #if 0
phonemacro 0:6f65cae31c54 91 // 2.1
phonemacro 0:6f65cae31c54 92 cmd[0] = 0x00;
phonemacro 0:6f65cae31c54 93 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 94 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 95 wait_us(100);
phonemacro 0:6f65cae31c54 96 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 97 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 98 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 99 // printf("2.1 Status: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 100 #endif
phonemacro 0:6f65cae31c54 101 // 2.2
phonemacro 0:6f65cae31c54 102 cmd[0] = 0x12;
phonemacro 0:6f65cae31c54 103 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 104 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 105 wait_us(100);
phonemacro 0:6f65cae31c54 106 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 107 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 108 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 109 // printf("2.2 Status: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 110 samples = rsp[1];
phonemacro 0:6f65cae31c54 111 // printf("num samples %d, (num*ttl)+1 %d\n", rsp[1], TTL_SZ*samples+1);
phonemacro 0:6f65cae31c54 112 // printf("num smpls %d \n", samples);
phonemacro 0:6f65cae31c54 113 scnt = rsp[1];
phonemacro 0:6f65cae31c54 114 // 2.3
phonemacro 0:6f65cae31c54 115 cmd[0] = 0x12;
phonemacro 0:6f65cae31c54 116 cmd[1] = 0x01;
phonemacro 0:6f65cae31c54 117 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 118 wait_us(100);
phonemacro 0:6f65cae31c54 119 // thread_sleep_for(1);
phonemacro 0:6f65cae31c54 120 i2c.read(addr, rsp, 1+(TTL_SZ*samples));
phonemacro 0:6f65cae31c54 121 status = rsp[0];
phonemacro 0:6f65cae31c54 122
phonemacro 0:6f65cae31c54 123 sptr = 1;
phonemacro 0:6f65cae31c54 124 for (i = 0; i < scnt; i++) {
phonemacro 0:6f65cae31c54 125 // printf("ptr %d ttlsiz %d ", ptr, TTL_SZ);
phonemacro 0:6f65cae31c54 126 #ifdef ALGO_ONLY
phonemacro 0:6f65cae31c54 127 ptr = sptr;
phonemacro 0:6f65cae31c54 128 #else
phonemacro 0:6f65cae31c54 129 ptr = sptr + SENSOR_SZ;
phonemacro 0:6f65cae31c54 130 #endif
phonemacro 0:6f65cae31c54 131 opmode = rsp[ptr];
phonemacro 0:6f65cae31c54 132 hr = (rsp[ptr+1] << 8) + rsp[ptr+2];
phonemacro 0:6f65cae31c54 133 hr_conf = rsp[ptr+3];
phonemacro 0:6f65cae31c54 134 spo2_conf = rsp[ptr+10];
phonemacro 0:6f65cae31c54 135 spo2 = (rsp[ptr+11] << 8) + rsp[ptr+12];
phonemacro 0:6f65cae31c54 136
phonemacro 0:6f65cae31c54 137 sptr += (TTL_SZ);
phonemacro 0:6f65cae31c54 138
phonemacro 0:6f65cae31c54 139 // printf("HR %d, HR Conf %d, SpO2 %d, Spo2 Conf %d,", hr, hr_conf, spo2, spo2_conf);
phonemacro 0:6f65cae31c54 140 printf("%d, %d, %d, %d,", hr, hr_conf, spo2, spo2_conf);
phonemacro 0:6f65cae31c54 141 printf("\n");
phonemacro 0:6f65cae31c54 142 }
phonemacro 0:6f65cae31c54 143 mfio = 1;
phonemacro 0:6f65cae31c54 144 }
phonemacro 0:6f65cae31c54 145
phonemacro 0:6f65cae31c54 146
phonemacro 0:6f65cae31c54 147
phonemacro 0:6f65cae31c54 148 int main()
phonemacro 0:6f65cae31c54 149 {
phonemacro 0:6f65cae31c54 150 i2c.frequency(200000);
phonemacro 0:6f65cae31c54 151 char cmd[8], i, j;
phonemacro 0:6f65cae31c54 152 char rsp[256];
phonemacro 0:6f65cae31c54 153 int32_t ppg[12];
phonemacro 0:6f65cae31c54 154
phonemacro 0:6f65cae31c54 155 rLED = LED_OFF;
phonemacro 0:6f65cae31c54 156 gLED = LED_ON;
phonemacro 0:6f65cae31c54 157 bLED = LED_OFF;
phonemacro 0:6f65cae31c54 158 Ticker ticker; // calls a callback repeatedly with a timeout
phonemacro 0:6f65cae31c54 159 //ticker.attach(callback(&blink_timer), BLINKING_RATE_MS); /* set timer for one second */
phonemacro 0:6f65cae31c54 160
phonemacro 0:6f65cae31c54 161 //==========================================
phonemacro 0:6f65cae31c54 162 #if 0 // BL, app switching
phonemacro 0:6f65cae31c54 163 // BL
phonemacro 0:6f65cae31c54 164 rst = 0;
phonemacro 0:6f65cae31c54 165 mfio = 0;
phonemacro 0:6f65cae31c54 166 thread_sleep_for(10);
phonemacro 0:6f65cae31c54 167 rst = 1;
phonemacro 0:6f65cae31c54 168 thread_sleep_for(50);
phonemacro 0:6f65cae31c54 169
phonemacro 0:6f65cae31c54 170 cmd[0] = 0x02;
phonemacro 0:6f65cae31c54 171 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 172 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 173 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 174 rsp[0] = 0x00;
phonemacro 0:6f65cae31c54 175 rsp[1] = 0x00;
phonemacro 0:6f65cae31c54 176 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 177 printf("02 00 Status, Operating Mode: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 178 // rd BL ver
phonemacro 0:6f65cae31c54 179 cmd[0] = 0x81;
phonemacro 0:6f65cae31c54 180 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 181 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 182 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 183 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 184 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 185 rsp[2] = 0xAA;
phonemacro 0:6f65cae31c54 186 rsp[3] = 0xAA;
phonemacro 0:6f65cae31c54 187 i2c.read(addr, rsp, 4);
phonemacro 0:6f65cae31c54 188 printf("Ver: %d %d %d %d\n", rsp[0], rsp[1], rsp[2], rsp[3]);
phonemacro 0:6f65cae31c54 189
phonemacro 0:6f65cae31c54 190 // application
phonemacro 0:6f65cae31c54 191 rst = 0;
phonemacro 0:6f65cae31c54 192 mfio = 1;
phonemacro 0:6f65cae31c54 193 thread_sleep_for(10);
phonemacro 0:6f65cae31c54 194 rst = 1;
phonemacro 0:6f65cae31c54 195 thread_sleep_for(1500);
phonemacro 0:6f65cae31c54 196
phonemacro 0:6f65cae31c54 197 mfio = 0;
phonemacro 0:6f65cae31c54 198 wait_us(300);
phonemacro 0:6f65cae31c54 199
phonemacro 0:6f65cae31c54 200 cmd[0] = 0x02;
phonemacro 0:6f65cae31c54 201 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 202 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 203 mfio = 1;
phonemacro 0:6f65cae31c54 204 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 205 mfio = 0;
phonemacro 0:6f65cae31c54 206 wait_us(300);
phonemacro 0:6f65cae31c54 207 rsp[0] = 0x00;
phonemacro 0:6f65cae31c54 208 rsp[1] = 0x00;
phonemacro 0:6f65cae31c54 209 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 210 mfio = 1;
phonemacro 0:6f65cae31c54 211 printf("02 00 Status, Operating Mode: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 212 // rd ver
phonemacro 0:6f65cae31c54 213 mfio = 0;
phonemacro 0:6f65cae31c54 214 wait_us(300);
phonemacro 0:6f65cae31c54 215 cmd[0] = 0xFF;
phonemacro 0:6f65cae31c54 216 cmd[1] = 0x03;
phonemacro 0:6f65cae31c54 217 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 218 mfio = 1;
phonemacro 0:6f65cae31c54 219 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 220 mfio = 0;
phonemacro 0:6f65cae31c54 221 wait_us(300);
phonemacro 0:6f65cae31c54 222 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 223 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 224 rsp[2] = 0xAA;
phonemacro 0:6f65cae31c54 225 rsp[3] = 0xAA;
phonemacro 0:6f65cae31c54 226 i2c.read(addr, rsp, 4);
phonemacro 0:6f65cae31c54 227 mfio = 1;
phonemacro 0:6f65cae31c54 228 printf("Ver: %d %d %d %d\n", rsp[0], rsp[1], rsp[2], rsp[3]);
phonemacro 0:6f65cae31c54 229
phonemacro 0:6f65cae31c54 230
phonemacro 0:6f65cae31c54 231 // BL
phonemacro 0:6f65cae31c54 232 rst = 0;
phonemacro 0:6f65cae31c54 233 mfio = 0;
phonemacro 0:6f65cae31c54 234 thread_sleep_for(10);
phonemacro 0:6f65cae31c54 235 rst = 1;
phonemacro 0:6f65cae31c54 236 thread_sleep_for(50);
phonemacro 0:6f65cae31c54 237
phonemacro 0:6f65cae31c54 238 cmd[0] = 0x02;
phonemacro 0:6f65cae31c54 239 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 240 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 241 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 242 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 243 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 244 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 245 printf("02 00 Status, Operating Mode: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 246 // rd BL ver
phonemacro 0:6f65cae31c54 247 cmd[0] = 0x81;
phonemacro 0:6f65cae31c54 248 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 249 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 250 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 251 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 252 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 253 rsp[2] = 0xAA;
phonemacro 0:6f65cae31c54 254 rsp[3] = 0xAA;
phonemacro 0:6f65cae31c54 255 i2c.read(addr, rsp, 4);
phonemacro 0:6f65cae31c54 256 printf("Ver: %d %d %d %d\n", rsp[0], rsp[1], rsp[2], rsp[3]);
phonemacro 0:6f65cae31c54 257 #endif // end BL app switching
phonemacro 0:6f65cae31c54 258 //==========================================
phonemacro 0:6f65cae31c54 259 // application
phonemacro 0:6f65cae31c54 260 rst = 0;
phonemacro 0:6f65cae31c54 261 mfio = 1;
phonemacro 0:6f65cae31c54 262 thread_sleep_for(10);
phonemacro 0:6f65cae31c54 263 rst = 1;
phonemacro 0:6f65cae31c54 264 thread_sleep_for(1500);
phonemacro 0:6f65cae31c54 265
phonemacro 0:6f65cae31c54 266 mfio = 0;
phonemacro 0:6f65cae31c54 267 wait_us(300);
phonemacro 0:6f65cae31c54 268
phonemacro 0:6f65cae31c54 269 cmd[0] = 0x02;
phonemacro 0:6f65cae31c54 270 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 271 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 272 mfio = 1;
phonemacro 0:6f65cae31c54 273 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 274 mfio = 0;
phonemacro 0:6f65cae31c54 275 wait_us(300);
phonemacro 0:6f65cae31c54 276 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 277 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 278 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 279 mfio = 1;
phonemacro 0:6f65cae31c54 280 printf("02 00 Status, Operating Mode: %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 281 // rd ver
phonemacro 0:6f65cae31c54 282 mfio = 0;
phonemacro 0:6f65cae31c54 283 wait_us(300);
phonemacro 0:6f65cae31c54 284 cmd[0] = 0xFF;
phonemacro 0:6f65cae31c54 285 cmd[1] = 0x03;
phonemacro 0:6f65cae31c54 286 i2c.write(addr, cmd, 2);
phonemacro 0:6f65cae31c54 287 mfio = 1;
phonemacro 0:6f65cae31c54 288 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 289 mfio = 0;
phonemacro 0:6f65cae31c54 290 wait_us(300);
phonemacro 0:6f65cae31c54 291 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 292 rsp[1] = 0xAA;
phonemacro 0:6f65cae31c54 293 rsp[2] = 0xAA;
phonemacro 0:6f65cae31c54 294 rsp[3] = 0xAA;
phonemacro 0:6f65cae31c54 295 i2c.read(addr, rsp, 4);
phonemacro 0:6f65cae31c54 296 mfio = 1;
phonemacro 0:6f65cae31c54 297 printf("Ver: %d %d %d %d\n", rsp[0], rsp[1], rsp[2], rsp[3]);
phonemacro 0:6f65cae31c54 298
phonemacro 0:6f65cae31c54 299
phonemacro 0:6f65cae31c54 300 // aec mode
phonemacro 0:6f65cae31c54 301 // 1.3 sensor and algo data
phonemacro 0:6f65cae31c54 302 mfio = 0;
phonemacro 0:6f65cae31c54 303 wait_us(300);
phonemacro 0:6f65cae31c54 304 cmd[0] = 0x10;
phonemacro 0:6f65cae31c54 305 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 306 // cmd[2] = 0x03; // sensor + algo data
phonemacro 0:6f65cae31c54 307 cmd[2] = 0x02; // algo data
phonemacro 0:6f65cae31c54 308 i2c.write(addr, cmd, 3);
phonemacro 0:6f65cae31c54 309 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 310 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 311 i2c.read(addr, rsp, 1);
phonemacro 0:6f65cae31c54 312 printf("1.3 Status: %x\n", rsp[0]);
phonemacro 0:6f65cae31c54 313 //1.11 rd AFE part id
phonemacro 0:6f65cae31c54 314 cmd[0] = 0x41;
phonemacro 0:6f65cae31c54 315 cmd[1] = 0x00;
phonemacro 0:6f65cae31c54 316 cmd[2] = 0xFF;
phonemacro 0:6f65cae31c54 317 i2c.write(addr, cmd, 3);
phonemacro 0:6f65cae31c54 318 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 319 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 320 printf("1.11 part id afe %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 321 //1.13 rd accel who
phonemacro 0:6f65cae31c54 322 cmd[0] = 0x41;
phonemacro 0:6f65cae31c54 323 cmd[1] = 0x04;
phonemacro 0:6f65cae31c54 324 cmd[2] = 0x0F;
phonemacro 0:6f65cae31c54 325 i2c.write(addr, cmd, 3);
phonemacro 0:6f65cae31c54 326 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 327 i2c.read(addr, rsp, 2);
phonemacro 0:6f65cae31c54 328 printf("1.12 who accel %x %x\n", rsp[0], rsp[1]);
phonemacro 0:6f65cae31c54 329
phonemacro 0:6f65cae31c54 330 //Sec 4.1 map leds to slots for MAXM86146
phonemacro 0:6f65cae31c54 331 cmd[0] = 0x50;
phonemacro 0:6f65cae31c54 332 cmd[1] = 0x07;
phonemacro 0:6f65cae31c54 333 cmd[2] = 0x19;
phonemacro 0:6f65cae31c54 334 cmd[3] = 0x13;
phonemacro 0:6f65cae31c54 335 cmd[4] = 0x56;
phonemacro 0:6f65cae31c54 336 cmd[5] = 0x00;
phonemacro 0:6f65cae31c54 337 i2c.write(addr, cmd, 6);
phonemacro 0:6f65cae31c54 338 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 339 i2c.read(addr, rsp, 1);
phonemacro 0:6f65cae31c54 340 printf("map leds to slots%x\n", rsp[0]);
phonemacro 0:6f65cae31c54 341 // map HR inputs to slots
phonemacro 0:6f65cae31c54 342 cmd[0] = 0x50;
phonemacro 0:6f65cae31c54 343 cmd[1] = 0x07;
phonemacro 0:6f65cae31c54 344 cmd[2] = 0x17;
phonemacro 0:6f65cae31c54 345 cmd[3] = 0x00;
phonemacro 0:6f65cae31c54 346 cmd[4] = 0x11;
phonemacro 0:6f65cae31c54 347 i2c.write(addr, cmd, 5);
phonemacro 0:6f65cae31c54 348 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 349 i2c.read(addr, rsp, 1);
phonemacro 0:6f65cae31c54 350 printf("map HR to slots/PDs %x\n", rsp[0]);
phonemacro 0:6f65cae31c54 351
phonemacro 0:6f65cae31c54 352 // map SpO2 inputs to slots
phonemacro 0:6f65cae31c54 353 cmd[0] = 0x50;
phonemacro 0:6f65cae31c54 354 cmd[1] = 0x07;
phonemacro 0:6f65cae31c54 355 cmd[2] = 0x18;
phonemacro 0:6f65cae31c54 356 cmd[3] = 0x30;
phonemacro 0:6f65cae31c54 357 cmd[4] = 0x20;
phonemacro 0:6f65cae31c54 358 i2c.write(addr, cmd, 5);
phonemacro 0:6f65cae31c54 359 thread_sleep_for(2);
phonemacro 0:6f65cae31c54 360 i2c.read(addr, rsp, 1);
phonemacro 0:6f65cae31c54 361 printf("map SpO2 to slots/PDs %x\n", rsp[0]);
phonemacro 0:6f65cae31c54 362
phonemacro 0:6f65cae31c54 363 // 1.14
phonemacro 0:6f65cae31c54 364 cmd[0] = 0x52;
phonemacro 0:6f65cae31c54 365 cmd[1] = 0x07;
phonemacro 0:6f65cae31c54 366 cmd[2] = 0x01;
phonemacro 0:6f65cae31c54 367 i2c.write(addr, cmd, 3);
phonemacro 0:6f65cae31c54 368 thread_sleep_for(465);
phonemacro 0:6f65cae31c54 369 rsp[0] = 0xAA;
phonemacro 0:6f65cae31c54 370 i2c.read(addr, rsp, 1);
phonemacro 0:6f65cae31c54 371 printf("1.14 status: %x\n", rsp[0]);
phonemacro 0:6f65cae31c54 372 mfio = 1;
phonemacro 0:6f65cae31c54 373 wait_us(300);
phonemacro 0:6f65cae31c54 374
phonemacro 0:6f65cae31c54 375 ticker.attach(callback(&fifo_timer), 40ms);
phonemacro 0:6f65cae31c54 376 while (1) {
phonemacro 0:6f65cae31c54 377 if (Time_to_Read_PPG) {
phonemacro 0:6f65cae31c54 378 read_ppg();
phonemacro 0:6f65cae31c54 379 }
phonemacro 0:6f65cae31c54 380 }
phonemacro 0:6f65cae31c54 381
phonemacro 0:6f65cae31c54 382
phonemacro 0:6f65cae31c54 383 }