David Jung
Mode1 Optical Validation
main.cpp
- Committer:
- phonemacro
- Date:
- 2021-06-23
- Revision:
- 26:33c0d3fd2a95
- Parent:
- 25:e790416e273e
- Child:
- 27:a45d6e38f2de
File content as of revision 26:33c0d3fd2a95:
/*******************************************************************************
* Copyright (C) 2021 Maxim Integrated Products, Inc., All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of Maxim Integrated
* Products, Inc. shall not be used except as stated in the Maxim Integrated
* Products, Inc. Branding Policy.
*
* The mere transfer of this software does not imply any licenses
* of trade secrets, proprietary technology, copyrights, patents,
* trademarks, maskwork rights, or any other form of intellectual
* property whatsoever. Maxim Integrated Products, Inc. retains all
* ownership rights.
*******************************************************************************
*/
#include "mbed.h"
#include "platform/mbed_thread.h"
#include "mbed.h"
/******************************************************************************
* https://os.mbed.com/users/phonemacro/code/MAX32664C_Example_Host_Code
* Tera Term output is set to 115200 baud rate.
* ver: 210622
******************************************************************************/
/******************************************************************************
* Warning, if using the either
* MAX32630FTHR+MAXM86161_ADPTER_REVB+MAXM86146EVSYS sensor brd or
* MAX32630FTHR+MAXM86161_ADPTER_REVB+MAXM86161EVSYS sensor brd,
* The VLED is connected to USB power which is noisy. The VLED should be
* connected to a regulated power supply if you are testing accuracy.
*******************************************************************************
*/
/*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*/
// define one and only one of the following three platforms
#define MAXM86146_CFG 1 // tested on MAXM86146EVSYS_sensorBrd+MAXM86161_ADAPTER_REVB+MAX32630FTHR 33.13.12
//#define MAXREFDES103_CFG // not tested
//#define MAXM86161_CFG 1 // tested on MAXM86161+MAX32630FTHR v32.9.22, 32.13.12
/*****************************************************************************/
/*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*/
// define which adaptor board is being used
#define MAXM86161_ADPTR_EVKIT_B
//#define MAXREFDES1319 // MAXM86161: Remove J7; For PIN1=ACC_INTN, J9 set to 2-3; For PIN13=OPT_INTN, J10 set to 2-3
/******************************************************************************
* MAX32630FTHR GPIOs
******************************************************************************/
#ifdef MAXM86161_ADPTR_EVKIT_B
#define RST_PIN P5_6
#define MFIO_PIN P5_4
#else
#ifdef MAXREFDES1319
#define RST_PIN P3_0
#define MFIO_PIN P5_2
#endif
#endif
DigitalOut rst(RST_PIN, PullUp);
DigitalOut mfio(MFIO_PIN, PullUp);
I2C sh_i2c(P3_4, P3_5);
/*****************************************************************************/
#if defined(MAXM86161_CFG) //|| defined(MAXM86146_CFG) // don't need 3.3V for MAXM86146EVSYS_sensorBrd+MAXM86161_ADAPTER_REVB+MAX32630FTHR
#include "max32630fthr.h"
MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3); // Enable J1-pin2, 3.3V and set GPIO to 3.3v
#endif
/*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*#*/
//#define RAW // define this if you only AFE+accel data, no algo
#define ALGO_ONLY 1 // define this if you only want algo data, comment out if you want raw sensor+algo data
//#define EXTENDED_ALGO 1 // define this if you want the extended algo format
//#define AGC 1 // define this for AGC, otherwise the default is AEC
#ifdef MAXREFDES103_CFG
#include "MAX20303.h"
I2C sh_i2c_pmic(P5_7, P6_0);
#endif
#ifdef MAXM86146_CFG
#define PPG_SZ 36 //maxm86146
#else
#define PPG_SZ 18 //maxm86161, max86141
#endif
#define ACCEL_SZ 6 // accel
#define SENSOR_SZ (PPG_SZ+ACCEL_SZ)
//#define old_msbl 1 // 3x.12.0 or earlier
#ifdef old_msbl
#ifdef EXTENDED_ALGO
#define ALGO_SZ 52 // 52 bytes is the extended algo size for 3x.12.0
#else
#define ALGO_SZ 20 // 20 bytes is the algo normal size for 3x.12.0
#endif
#else
#ifdef EXTENDED_ALGO
#define ALGO_SZ 56 // 56 bytes is the extended algo size for 3x.13.x+
#else
#define ALGO_SZ 24 // 24 bytes is the algo normal size for 3x.13.x+
#endif
#endif
#ifdef ALGO_ONLY
#define TTL_SZ (ALGO_SZ)
#else
#ifdef RAW
#define TTL_SZ (PPG_SZ+ACCEL_SZ)
#else
#define TTL_SZ (PPG_SZ+ACCEL_SZ+ALGO_SZ)
#endif
#endif
Serial pc(USBTX, USBRX, 115200);
DigitalOut rLED(LED1);
DigitalOut gLED(LED2);
DigitalOut bLED(LED3);
//#define thread_sleep_for(x) wait_ms(x) // for older versions of mbed
const int SH_ADDR = 0xAA;//0x55;
int32_t Time_to_Read_PPG = 0;
#define BLINKING_RATE_MS 1000ms
void blink_timer(void) {
gLED = !gLED; /* blink the green LED */
}
void fifo_timer(void) {
Time_to_Read_PPG = 1;
}
/*****************************************************************************/
// read_sh_fifo
/*****************************************************************************/
void read_sh_fifo(void) {
char cmd[8], i, j, samples;
char rsp[3000];
int32_t ppg[12];
int16_t accel[3];
int32_t status, opmode, hr, hr_conf, ibi, ibi_conf;
#ifdef EXTENDED_ALGO
int32_t walk_stp, run_stp, energy, amr, iadj1_rqt, iadj1, iadj2_rqt, iadj2, iadj3_rqt, iadj3;
int32_t intadj_rqt, intadj, smpladj_rqt, smpladj, rqt_smplave, afestatehr, hr_motion;
#endif
int32_t act, r, spo2, spo2_conf;
int32_t spo2_compl, spo2_lo, spo2_mo, spo2_lopi, spo2_unrel, spo2_state, ibi_offset, scd;
int32_t scnt = 0;
int32_t ptr = 0;
int32_t sptr = 0;
mfio = 0; wait_us(300);
Time_to_Read_PPG = 0;
#if defined(MAXREFDES103_CFG) || defined(MAXM86161_CFG)
// 2.1
cmd[0] = 0x00; cmd[1] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 2);
wait_us(100);
sh_i2c.read(SH_ADDR, rsp, 2);
// pc.printf("2.1 Status: %x %x\n\r", rsp[0], rsp[1]);
#else
// testd 33.13.12 doesn't need 2.1
#endif
// 2.2
cmd[0] = 0x12; cmd[1] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 2);
wait_us(100);
sh_i2c.read(SH_ADDR, rsp, 2);
// pc.printf("2.2 Status: %x %x\n\r", rsp[0], rsp[1]);
samples = rsp[1];
// pc.printf("num samples %d, (num*ttl)+1 %d\n\r", rsp[1], TTL_SZ*samples+1);
// pc.printf("num smpls %d \n\r", samples);
scnt = rsp[1];
// 2.3
cmd[0] = 0x12; cmd[1] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 2);
wait_us(100);
sh_i2c.read(SH_ADDR, rsp, 1+(TTL_SZ*samples));
mfio = 1;
status = rsp[0];
sptr = 1;
for (i = 0; i < scnt; i++) {
#ifdef ALGO_ONLY
ptr = sptr;
#else
ptr = sptr;
ppg[0] = (rsp[ptr+0] << 16) | (rsp[ptr+1] << 8) | (rsp[ptr+2]);
ppg[1] = (rsp[ptr+3] << 16) | (rsp[ptr+4] << 8) | (rsp[ptr+5]);
ppg[2] = (rsp[ptr+6] << 16) | (rsp[ptr+7] << 8) | (rsp[ptr+8]);
ppg[3] = (rsp[ptr+9] << 16) | (rsp[ptr+10] << 8) | (rsp[ptr+11]);
ppg[4] = (rsp[ptr+12] << 16) | (rsp[ptr+13] << 8) | (rsp[ptr+14]);
ppg[5] = (rsp[ptr+15] << 16) | (rsp[ptr+16] << 8) | (rsp[ptr+17]);
pc.printf("%d,%d,%d,%d,", ppg[0], ppg[1], ppg[2], ppg[3]);
#ifdef MAXM86146_CFG
#ifdef RAW
pc.printf("%d,%d,", ppg[4], ppg[5]);
ppg[6] = (rsp[ptr+18] << 16) | (rsp[ptr+19] << 8) | (rsp[ptr+20]);
ppg[7] = (rsp[ptr+21] << 16) | (rsp[ptr+22] << 8) | (rsp[ptr+23]);
ppg[8] = (rsp[ptr+24] << 16) | (rsp[ptr+25] << 8) | (rsp[ptr+26]);
ppg[9] = (rsp[ptr+27] << 16) | (rsp[ptr+28] << 8) | (rsp[ptr+29]);
ppg[10] = (rsp[ptr+30] << 16) | (rsp[ptr+31] << 8) | (rsp[ptr+32]);
ppg[11] = (rsp[ptr+33] << 16) | (rsp[ptr+34] << 8) | (rsp[ptr+35]);
pc.printf("%d,%d,%d,%d,%d,%d,", ppg[6], ppg[7],ppg[8], ppg[9],ppg[10], ppg[11]);
#endif
#endif
accel[0] = (rsp[PPG_SZ+0] << 8) | (rsp[PPG_SZ+1]);
accel[1] = (rsp[PPG_SZ+2] << 8) | (rsp[PPG_SZ+3]);
accel[2] = (rsp[PPG_SZ+4] << 8) | (rsp[PPG_SZ+5]);
pc.printf("%d,%d,%d,", accel[0], accel[1], accel[2]);
ptr = sptr + SENSOR_SZ;
#endif
#ifndef RAW
#ifdef EXTENDED_ALGO
// pc.printf("ptr %d ttlsiz %d ", ptr, TTL_SZ);
opmode = rsp[ptr];
hr = (rsp[ptr+1] << 8) + rsp[ptr+2];
hr_conf = rsp[ptr+3];
ibi = (rsp[ptr+4] << 8) + rsp[ptr+5];
ibi_conf = rsp[ptr+6];
act = rsp[ptr+7];
walk_stp = (rsp[ptr+8] << 24) + (rsp[ptr+9] << 16) + (rsp[ptr+10] << 8) + rsp[ptr+11];
run_stp = (rsp[ptr+12] << 24) + (rsp[ptr+13] << 16) + (rsp[ptr+14] << 8) + rsp[ptr+15];
energy = (rsp[ptr+16] << 24) + (rsp[ptr+17] << 16) + (rsp[ptr+18] << 8) + rsp[ptr+19];
amr = (rsp[ptr+20] << 24) + (rsp[ptr+21] << 16) + (rsp[ptr+22] << 8) + rsp[ptr+23];
iadj1_rqt = rsp[ptr+24];
iadj1 = (rsp[ptr+25] << 8) + rsp[ptr+26];
iadj2_rqt = rsp[ptr+27];
iadj2 = (rsp[ptr+28] << 8) + rsp[ptr+29];
iadj3_rqt = rsp[ptr+30];
iadj3 = (rsp[ptr+31] << 8) + rsp[ptr+32];
intadj_rqt = rsp[ptr+33];
intadj = rsp[ptr+34];
smpladj_rqt = rsp[ptr+35];
smpladj = rsp[ptr+36];
rqt_smplave = rsp[ptr+37];
afestatehr = rsp[ptr+38];
hr_motion = rsp[ptr+39];
scd = rsp[ptr+40];
r = (rsp[ptr+41] << 8) + rsp[ptr+42];
spo2_conf = rsp[ptr+43];
spo2 = (rsp[ptr+44] << 8) + rsp[ptr+45];
spo2_compl = rsp[ptr+46];
spo2_lo = rsp[ptr+47];
spo2_mo = rsp[ptr+48];
spo2_lopi = rsp[ptr+49];
spo2_unrel = rsp[ptr+50];
spo2_state = rsp[ptr+51];
ibi_offset = rsp[ptr+52];
sptr += (TTL_SZ);
#if 1
pc.printf("%d,%d,%d,%d,", opmode, hr, hr_conf, ibi);
pc.printf("%d,%d,", ibi_conf, act);
pc.printf("%d,%d,%d,", walk_stp, run_stp, energy);
pc.printf("%d,%d,%d,%d,", amr, iadj1_rqt, iadj1, iadj2_rqt);
pc.printf("%d,%d,%d,%d,", iadj2, iadj3_rqt, iadj3, intadj_rqt);
pc.printf("%d,%d,%d,%d,", intadj, smpladj_rqt, smpladj, rqt_smplave);
pc.printf("%d,%d,", afestatehr, hr_motion);
pc.printf("%d,", scd);
pc.printf("%d,%d,%d,%d,", spo2, spo2_compl, spo2_lo, spo2_mo);
pc.printf("%d,%d,%d,", spo2_lopi,spo2_unrel, spo2_state);
pc.printf("%d,", ibi_offset);
#else
pc.printf("%d,%d,", hr, hr_conf);
pc.printf("%d,%d,", spo2, spo2_conf);
pc.printf("%d,%d,%d,", spo2_lo, spo2_mo, spo2_lopi);
pc.printf("%d,%d,", spo2_unrel, scd);
#endif
#else // normal algo size
// pc.printf("ptr %d ttlsiz %d ", ptr, TTL_SZ);
opmode = rsp[ptr];
hr = (rsp[ptr+1] << 8) + rsp[ptr+2];
hr_conf = rsp[ptr+3];
ibi = (rsp[ptr+4] << 8) + rsp[ptr+5];
ibi_conf = rsp[ptr+6];
act = rsp[ptr+7];
r = (rsp[ptr+8] << 8) + rsp[ptr+9];
spo2_conf = rsp[ptr+10];
spo2 = (rsp[ptr+11] << 8) + rsp[ptr+12];
spo2_compl = rsp[ptr+13];
spo2_lo = rsp[ptr+14];
spo2_mo = rsp[ptr+15];
spo2_lopi = rsp[ptr+16];
spo2_unrel = rsp[ptr+17];
spo2_state = rsp[ptr+18];
scd = rsp[ptr+19];
ibi_offset = rsp[ptr+20];
sptr += (TTL_SZ);
#if 1
pc.printf("%d,%d,%d,%d,", opmode, hr, hr_conf, ibi);
pc.printf("%d,%d,%d,%d,", ibi_conf, act, r, spo2_conf);
pc.printf("%d,%d,%d,%d,", spo2, spo2_compl, spo2_lo, spo2_mo);
pc.printf("%d,%d,%d,%d,", spo2_lopi,spo2_unrel, spo2_state, scd);
pc.printf("%d,", ibi_offset);
#else
pc.printf("%d,%d,", hr, hr_conf);
pc.printf("%d,%d,", spo2, spo2_conf);
pc.printf("%d,", spo2_lo);
pc.printf("%d,%d,", spo2_unrel, scd);
#endif
#endif // end normal algo size
#endif // !RAW
pc.printf("\n\r");
}
}
#ifdef MAXREFDES103_CFG
/*****************************************************************************/
// init_max20303_pmic
/*****************************************************************************/
void init_max20303_pmic(void) {
/* Wait for pmic to settle down */
thread_sleep_for(800);
//set_time(1544787300); // Set RTC time to Wed, 28 Oct 2009 11:35:37
MAX20303 max20303(&sh_i2c);
/*Set LDO1 to 1.8v*/
max20303.LDO1Config();
/*Set LDO2 to 3v*/
max20303.LDO2Config();
//max20303.BoostEnable();
max20303.BuckBoostEnable();
max20303.led0on(0);
max20303.led1on(0);
max20303.led2on(0);
/* Wait for pmic to settle down */
thread_sleep_for(200);
}
#endif // MAXREFDES103_CFG
/*****************************************************************************/
// init_sh_algo
/*****************************************************************************/
void init_sh_algo(void) {
char cmd[8];
char rsp[256];
// switch to application mode
rst = 0;
mfio = 1;
thread_sleep_for(10);
rst = 1;
thread_sleep_for(1500);
#ifdef MAXREFDES103_CFG
init_max20303_pmic();
#endif
#if 0 // 1.5s is ok for 33.13.12
thread_sleep_for(250);
#endif
mfio = 0; wait_us(300);
//read operating mode
cmd[0] = 0x02; cmd[1] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
pc.printf("\n\r 0x02 0x00 Status, Read Operating Mode: %x %x\n\r", rsp[0], rsp[1]);
//1.11 rd ver
cmd[0] = 0xFF; cmd[1] = 0x03;
sh_i2c.write(SH_ADDR, cmd, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 4);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("Ver: %d %d %d %d\n\r", rsp[0], rsp[1], rsp[2], rsp[3]);
#if 0
// algo sz
cmd[0] = 0x11; cmd[1] = 0x06; cmd[2] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("algo size: %d %d \n\r", rsp[0], rsp[1]);
// algo sz
cmd[0] = 0x11; cmd[1] = 0x06; cmd[2] = 0x02;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("algo size: %d %d \n\r", rsp[0], rsp[1]);
// algo sz
cmd[0] = 0x11; cmd[1] = 0x06; cmd[2] = 0x03;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("algo size: %d %d \n\r", rsp[0], rsp[1]);
#endif
#if 0
// set Perfusion Index threshold to .05 (3x.13.19+)
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x1D; cmd[3] = 50;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("pi set to 0x19 : %x \n\r", rsp[0]);
#endif
// 1.3 sensor and algo data
cmd[0] = 0x10; cmd[1] = 0x00;
#ifdef ALGO_ONLY
cmd[2] = 0x02; // algo data
pc.printf("algo only \n\r");
#else
cmd[2] = 0x03; // sensor + algo data
pc.printf("sens+algo \n\r");
#endif
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.3 Status: %x\n\r", rsp[0]);
// 1.7 cont hr, spo2
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x0A; cmd[3] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.7 Status: %x\n\r", rsp[0]);
// 1.8 AEC enable (default)
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x0B; cmd[3] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.8 Status: %x\n\r", rsp[0]);
#if AGC
// AGC1.8 Disable auto PD (default
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x12; cmd[3] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("AGC1.8 Status: %x\n\r", rsp[0]);
// AGC1.9 Disable SCD (default)
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x0C; cmd[3] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("AGC1.9 Status: %x\n\r", rsp[0]);
// AGC1.10 Set AGC target PD TO 10uA
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x11; cmd[3] = 0x00; cmd[3] = 0x64;
sh_i2c.write(SH_ADDR, cmd, 5);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("AGC1.10 Status: %x\n\r", rsp[0]);
#else
// 1.9 auto PD (default
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x12; cmd[3] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.9 Status: %x\n\r", rsp[0]);
// 1.10 SCD (default)
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x0C; cmd[3] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.7 Status: %x\n\r", rsp[0]);
#endif
#ifdef MAXM86146_CFG
//1.20 Sec 4.1 map leds to slots for MAXM86146
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x19; cmd[3] = 0x13; cmd[4] = 0x56; cmd[5] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 6);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map leds to slots %x\n\r", rsp[0]);
//1.21 map HR inputs to slots
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x17; cmd[3] = 0x00; cmd[4] = 0x11;
sh_i2c.write(SH_ADDR, cmd, 5);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map HR to slots/PDs %x\n\r", rsp[0]);
//1.22 map SpO2 inputs to slots
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x18; cmd[3] = 0x30; cmd[4] = 0x20;
sh_i2c.write(SH_ADDR, cmd, 5);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map SpO2 to slots/PDs %x\n\r", rsp[0]);
#if 0
//1.20 Sec 4.1 map leds to slots for MAXM86146
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x19; cmd[3] = 0x15; cmd[4] = 0x60; cmd[5] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 6);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map leds to slots%x\n\r", rsp[0]);
//1.21 map HR inputs to slots
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x17; cmd[3] = 0x00; cmd[4] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 5);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map HR to slots/PDs %x\n\r", rsp[0]);
//1.22 map SpO2 inputs to slots
cmd[0] = 0x50; cmd[1] = 0x07; cmd[2] = 0x18; cmd[3] = 0x20; cmd[4] = 0x10;
sh_i2c.write(SH_ADDR, cmd, 5);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("map SpO2 to slots/PDs %x\n\r", rsp[0]);
#endif
#endif // MAXM86146_CFG
// 1.3 Enable HR, SpO2 algo
#ifdef EXTENDED_ALGO
cmd[0] = 0x52; cmd[1] = 0x07; cmd[2] = 0x02;
#else
cmd[0] = 0x52; cmd[1] = 0x07; cmd[2] = 0x01;
#endif
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
thread_sleep_for(465);
thread_sleep_for(465);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
pc.printf("1.14 status: %x\n\r", rsp[0]);
#if 1
//1.31 rd AFE part id
cmd[0] = 0x41; cmd[1] = 0x00; cmd[2] = 0xFF;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.31 part id afe %x %x\n\r", rsp[0], rsp[1]);
//1.32 rd accel who
cmd[0] = 0x41; cmd[1] = 0x04; cmd[2] = 0x0F;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("1.32 who accel %x %x\n\r", rsp[0], rsp[1]);
mfio = 1;
#endif
}
/*****************************************************************************/
// init_sh_raw
/*****************************************************************************/
void init_sh_raw(void) {
char cmd[8];
char rsp[256];
// switch to application mode
rst = 0;
mfio = 1;
thread_sleep_for(10);
rst = 1;
thread_sleep_for(1500);
#ifdef MAXREFDES103_CFG
init_max20303_pmic();
#endif
mfio = 0; wait_us(300);
//read operating mode
cmd[0] = 0x02; cmd[1] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
pc.printf("\n\r 0x02 0x00 Status, Read Operating Mode: %x %x\n\r", rsp[0], rsp[1]);
//1.11 rd ver
cmd[0] = 0xFF; cmd[1] = 0x03;
sh_i2c.write(SH_ADDR, cmd, 2);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 4);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("Ver: %d %d %d %d\n\r", rsp[0], rsp[1], rsp[2], rsp[3]);
// raw1.1 sensor data
cmd[0] = 0x10; cmd[1] = 0x00; cmd[2] = 0x01;
pc.printf("raw sensor data only \n\r");
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.1 Status: %x\n\r", rsp[0]);
// raw1.2 interrupt threshold
cmd[0] = 0x10; cmd[1] = 0x01; cmd[2] = 0x01;
sh_i2c.write(SH_ADDR, cmd, 3);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.2 Status: %x\n\r", rsp[0]);
// raw1.3 enable sh accel
cmd[0] = 0x44; cmd[1] = 0x04; cmd[2] = 0x01; cmd[3] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; thread_sleep_for(20); mfio = 0; wait_us(300);
pc.printf("raw1.3 Status: %x\n\r", rsp[0]);
// raw1.4 enable AFE
cmd[0] = 0x44; cmd[1] = 0x00; cmd[2] = 0x01; cmd[3] = 0x00;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; thread_sleep_for(250); mfio = 0; wait_us(300);
pc.printf("raw1.4 Status: %x\n\r", rsp[0]);
// raw1.5 sample rate 100 Hz, ave 1
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x12; cmd[3] = 0x18; // set AFE reg 0x12 to 100 Hz
// cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x12; cmd[3] = 0x20; // set AFE reg 0x12 to 200 Hz
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.5 Status: %x\n\r", rsp[0]);
// raw1.6 LED1 current
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x23; cmd[3] = 0x7F;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.6 Status: %x\n\r", rsp[0]);
#ifndef MAXM86146_CFG
// raw1.7 LED2 current
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x24; cmd[3] = 0x7F;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.7 Status: %x\n\r", rsp[0]);
#endif
// raw1.8 LED3 current
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x25; cmd[3] = 0x7F;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("raw1.8 Status: %x\n\r", rsp[0]);
#ifdef MAXM86146_CFG
// LED5 current
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x27; cmd[3] = 0x7F;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("led5 Status: %x\n\r", rsp[0]);
// LED6 current
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x27; cmd[3] = 0x7F;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("led6 Status: %x\n\r", rsp[0]);
// Set Seq cntrl1 LED2, LED1
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x20; cmd[3] = 0x21;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("Seq cntrl1 Status: %x\n\r", rsp[0]);
// Set Seq cntrl2 LED4, LED3
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x21; cmd[3] = 0xA3;
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("Seq cntrl2 Status: %x\n\r", rsp[0]);
// Set Seq cntrl3 LED6, LED5
cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x22; cmd[3] = 0x21;
// cmd[0] = 0x40; cmd[1] = 0x00; cmd[2] = 0x22; cmd[3] = 0x99; // Ambient
sh_i2c.write(SH_ADDR, cmd, 4);
mfio = 1; thread_sleep_for(2); mfio = 0; wait_us(300);
sh_i2c.read(SH_ADDR, rsp, 1);
mfio = 1; mfio = 0; wait_us(300);
pc.printf("Seq cntrl3 Status: %x\n\r", rsp[0]);
#endif
}
/*****************************************************************************/
// main
/*****************************************************************************/
int main()
{
sh_i2c.frequency(400000);
int32_t ledcnt = 0;
rLED = LED_OFF; gLED = LED_ON; bLED = LED_OFF;
Ticker ticker; // calls a callback repeatedly with a timeout
//ticker.attach(callback(&blink_timer), BLINKING_RATE_MS); /* set timer for one second */
#ifdef RAW
init_sh_raw();
#else
init_sh_algo();
#endif
#if defined(MAXREFDES103_CFG) || defined(MAXM86161_CFG) || defined(MAXM86146_CFG)
Timer tmr1;
while (1) {
tmr1.start();
if (tmr1.read_ms() > 40) {
tmr1.reset();
read_sh_fifo();
if ((ledcnt++ % 50) == 0)
gLED = !gLED;
}
}
#else
ticker.attach(callback(&fifo_timer), 0.040f);
while (1) {
if (Time_to_Read_PPG) {
read_sh_fifo();
if ((ledcnt++ % 50) == 0)
gLED = !gLED;
}
}
#endif
}