summaryrefslogtreecommitdiff
path: root/src/app/bme680-max44009-logger
diff options
context:
space:
mode:
Diffstat (limited to 'src/app/bme680-max44009-logger')
-rw-r--r--src/app/bme680-max44009-logger/main.cc99
1 files changed, 73 insertions, 26 deletions
diff --git a/src/app/bme680-max44009-logger/main.cc b/src/app/bme680-max44009-logger/main.cc
index a8d4c2e..a17959b 100644
--- a/src/app/bme680-max44009-logger/main.cc
+++ b/src/app/bme680-max44009-logger/main.cc
@@ -15,12 +15,36 @@
#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;
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 == 18) {
+ kout << "# Cycling power to I2C clients" << endl;
+ gpio.write(POWER_PIN, 0);
+ } else if (i == 19) {
+ gpio.write(POWER_PIN, 1);
+ }
+ }
+#endif
+
+#ifdef MULTIPASS_ARCH_arduino_nano
if ((i == 1) && (ADCSRA & _BV(ADIF))) {
uint8_t adcr_l = ADCL;
uint8_t adcr_h = ADCH;
@@ -32,20 +56,45 @@ void loop(void)
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 == 0) {
- bme680.setSensorMode();
+ bme680_status = bme680.init();
+ kout << "BME680 init " << 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);
}
- else if (i == 1) {
- if (bme680.getSensorData(&data) == 0) {
+ else if (i == 1 && bme680_status == 0) {
+ bme680_status = bme680.setSensorMode();
+ }
+ else if (i == 2) {
+ if (bme680_status == 0 && bme680.getSensorData(&data) == 0) {
kout << "BME680 temperature: " << (float)data.temperature / 100 << " degC" << endl;
kout << "BME680 humidity: " << (float)data.humidity / 1000 << " %" << endl;
kout << "BME680 pressure: " << (float)data.pressure / 100 << " hPa" << endl;
kout << "BME680 gas resistance: " << data.gas_resistance << endl;
+ } else {
+ kout << "# BME680 error " << bme680_status << endl;
}
- kout << "MAX44009: ";
- kout.printf_float(max44009.getLux());
- kout << " lx" << endl;
}
i = (i + 1) % 20;
@@ -53,12 +102,25 @@ void loop(void)
int main(void)
{
- unsigned short i = 0;
-
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);
@@ -67,13 +129,14 @@ int main(void)
ADMUX = _BV(REFS0) | 0x0e;
ADCSRB = _BV(ADTS2);
ADCSRA = _BV(ADEN) | _BV(ADATE) | _BV(ADPS2) | _BV(ADPS1);
+#endif
if (i2c.setup() != 0) {
- kout << "I2C setup failed" << endl;
+ kout << "# I2C setup failed" << endl;
return 1;
}
- kout << "I2C setup OK" << endl;
+ kout << "# I2C setup OK" << endl;
bme680.intf = BME680_I2C_INTF;
bme680.read = bme680_i2c_read;
@@ -82,22 +145,6 @@ int main(void)
bme680.amb_temp = 25;
- int8_t rslt = BME680_OK;
- rslt = bme680.init();
- kout << "BME680 init " << rslt << 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);
-
- arch.delay_ms(200);
-
arch.idle_loop();
return 0;