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authorDaniel Friesel <derf@finalrewind.org>2022-01-02 18:07:49 +0100
committerDaniel Friesel <derf@finalrewind.org>2022-01-02 18:07:49 +0100
commitb78f595070a41037a7df04e103a959b6ad68a7bd (patch)
tree5c13c4952e39e9680f61747080018b5b54707a0b /src/app/bme680-max44009-logger/main.cc
parent0319d8f5321cc0f712c7d3dc82362235490995b7 (diff)
bme680-max44009-logger: add POSIX variant with BSEC support
Diffstat (limited to 'src/app/bme680-max44009-logger/main.cc')
-rw-r--r--src/app/bme680-max44009-logger/main.cc162
1 files changed, 5 insertions, 157 deletions
diff --git a/src/app/bme680-max44009-logger/main.cc b/src/app/bme680-max44009-logger/main.cc
index 8a3ce3a..27b2ebf 100644
--- a/src/app/bme680-max44009-logger/main.cc
+++ b/src/app/bme680-max44009-logger/main.cc
@@ -1,161 +1,9 @@
/*
- * Copyright 2021 Daniel Friesel
+ * Copyright 2022 Daniel Friesel
*
- * SPDX-License-Identifier: BSD-2-Clause
+ * SPDX-License-Identifier: CC0-1.0
*/
-#include "arch.h"
-#include "driver/gpio.h"
-#include "driver/stdout.h"
-#if defined(CONFIG_meta_driver_hardware_i2c)
-#include "driver/i2c.h"
-#else
-#include "driver/soft_i2c.h"
-#endif
-#include "driver/bme680.h"
-#include "driver/bme680_util.h"
-#include "driver/max44009.h"
-#ifdef MULTIPASS_ARCH_arduino_nano
-#define POWER_PIN GPIO::pc3
-#endif
-
-struct bme680_field_data data;
-float lux;
-int8_t bme680_status;
-
-static void bme680_init(void)
-{
- bme680_status = bme680.init();
- kout << "# BME680 init returned " << bme680_status << endl;
-
- bme680.power_mode = BME680_FORCED_MODE;
- bme680.tph_sett.os_hum = BME680_OS_2X;
- bme680.tph_sett.os_pres = BME680_OS_16X;
- bme680.tph_sett.os_temp = BME680_OS_2X;
-
- bme680.gas_sett.run_gas = BME680_ENABLE_GAS_MEAS;
- bme680.gas_sett.heatr_dur = 100;
- bme680.gas_sett.heatr_temp = 300;
- bme680.setSensorSettings(BME680_OST_SEL | BME680_OSP_SEL | BME680_OSH_SEL | BME680_GAS_SENSOR_SEL);
-}
-
-void loop(void)
-{
- static unsigned char i = 0;
-
- if (lux >= 0 && bme680_status == 0) {
- gpio.led_off(0);
- } else {
- gpio.led_on(0);
- }
-
-#ifdef POWER_PIN
- if (lux < 0 || bme680_status != 0) {
- if (i == 17) {
- kout << "# Cycling power to I2C clients" << endl;
- gpio.write(POWER_PIN, 0);
- } else if (i == 18) {
- gpio.write(POWER_PIN, 1);
- } else if (i == 19) {
- bme680_init();
- }
- }
-#endif
-
-#ifdef MULTIPASS_ARCH_arduino_nano
- if ((i == 1) && (ADCSRA & _BV(ADIF))) {
- uint8_t adcr_l = ADCL;
- uint8_t adcr_h = ADCH;
- uint16_t adcr = adcr_l + (adcr_h << 8);
- uint16_t vcc = 1100L * 1023 / adcr;
-
- TIFR1 |= _BV(TOV1);
- ADCSRA |= _BV(ADIF);
-
- kout << "VCC: " << vcc << endl;
- }
-#endif
-
- if (i == 0) {
- lux = max44009.getLux();
- if (lux >= 0) {
- kout << "MAX44009: ";
- kout.printf_float(max44009.getLux());
- kout << " lx" << endl;
- } else {
- kout << "# MAX44009 error" << endl;
- }
- }
-
- if (i == 1 && bme680_status == 0) {
- bme680_status = bme680.setSensorMode();
- }
- else if (i == 2) {
- if (bme680_status == 0) {
- bme680_status = bme680.getSensorData(&data);
- }
- if (bme680_status == 0) {
- bme680.amb_temp = data.temperature;
- kout << "BME680 temperature: " << data.temperature << " degC" << endl;
- kout << "BME680 humidity: " << data.humidity << " %" << endl;
- kout << "BME680 pressure: " << data.pressure / 100 << " hPa" << endl;
- kout << "BME680 gas resistance: " << data.gas_resistance << endl;
- } else {
- kout << "# BME680 error " << bme680_status << endl;
- }
- }
-
- i = (i + 1) % 20;
-}
-
-int main(void)
-{
- arch.setup();
- gpio.setup();
- kout.setup();
-
-#ifdef POWER_PIN
- gpio.output(POWER_PIN);
- gpio.write(POWER_PIN, 1);
-#endif
-
-#ifdef MULTIPASS_ARCH_arduino_nano
-
- kout << "# Reset reason: " << MCUSR << endl;
- MCUSR = 0;
-
- /* watchdog reset after ~4 seconds */
- asm("wdr");
- WDTCSR = _BV(WDCE) | _BV(WDE);
- WDTCSR = _BV(WDE) | _BV(WDP3);
-
- // One ADC conversion per four seconds
- TCCR0A = 0;
- TCCR0B = _BV(CS12) | _BV(CS10);
-
- // Measure internal 1.1V bandgap using VCC as reference on each Timer 0 overflow
- ADMUX = _BV(REFS0) | 0x0e;
- ADCSRB = _BV(ADTS2);
- ADCSRA = _BV(ADEN) | _BV(ADATE) | _BV(ADPS2) | _BV(ADPS1);
-#endif
-
- while (i2c.setup() != 0) {
- kout << "# I2C setup failed" << endl;
- arch.delay_ms(100);
- }
-
- kout << "# I2C setup OK" << endl;
-
- bme680.intf = BME680_I2C_INTF;
- bme680.read = bme680_i2c_read;
- bme680.write = bme680_i2c_write;
- bme680.delay_ms = bme680_delay_ms;
-
- bme680.amb_temp = 25;
-
- bme680_init();
-
- arch.idle_loop();
-
- return 0;
-}
+/*
+ * Intentionally left blank.
+ */