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#include <Arduino.h>
#include <Wire.h>
#include <Adafruit_BME680.h>
#include <hardware/pio.h>
#include "i2c_scan.h"
#include "veml.h"
constexpr auto SDA = 6;
constexpr auto SCL = 23;
constexpr auto BME_ADDR = 0x76;
static TwoWire wire(SDA, SCL);
static Adafruit_BME680 bme(&wire);
static ocularium::VEML veml(wire);
struct init_check
{
const String name;
bool (*f)();
bool succeeded;
};
static init_check STARTUP_CHECKS[] = {
{
.name = String("bme680"),
.f = [] { return bme.begin(BME_ADDR); },
.succeeded = false,
},
{
.name = String("veml7700"),
.f = []{ return veml.init(ocularium::veml::Config {
.gain = ocularium::veml::AmbientLightGain::Quarter,
}); },
.succeeded = false,
}
};
void startup_checks()
{
auto success = true;
do
{
success = true;
for (auto & check : STARTUP_CHECKS)
{
if (check.succeeded)
continue;
Serial.print("checking " + check.name + "... ");
check.succeeded = check.f();
success = success && check.succeeded;
if (check.succeeded) Serial.println("ok");
else Serial.println("bad");
}
if (!success) delay(10);
} while (!success);
}
void setup() {
Serial.begin(115200);
delay(2000);
Serial.println("boot");
wire.begin();
ocularium::scan(wire);
startup_checks();
Serial.println("sensors initialized");
}
void loop() {
static uint32_t bme_target_millis = 0;
if (millis() >= bme_target_millis)
{
if (bme_target_millis != 0 && !bme.endReading())
{
Serial.println("bme read error!");
}
bme_target_millis = bme.beginReading();
}
Serial.print("lux: " + String(veml.lux()));
Serial.print(", temp: " + String(bme.temperature));
Serial.print(", hum: " + String(bme.humidity));
Serial.print(", pres: " + String(bme.pressure));
Serial.print(", gas: " + String(bme.gas_resistance));
Serial.println();
delay(100);
}
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