diff options
author | Daniel Friesel <derf@finalrewind.org> | 2022-01-02 18:07:49 +0100 |
---|---|---|
committer | Daniel Friesel <derf@finalrewind.org> | 2022-01-02 18:07:49 +0100 |
commit | b78f595070a41037a7df04e103a959b6ad68a7bd (patch) | |
tree | 5c13c4952e39e9680f61747080018b5b54707a0b /src/app/bme680-max44009-logger/main.cc | |
parent | 0319d8f5321cc0f712c7d3dc82362235490995b7 (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.cc | 162 |
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. + */ |