Boron Battery Connected

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Argon check power source?

Yes, all of those are available on the Argon and Xenon. #include "Particle.h" SerialLogHandler logHandler; char lastMsg[128]; unsigned long lastPublish = 0; void setup() { Serial.begin(); pinMode(PWR, INPUT); pinMode(CHG, INPUT); } void loop() { float voltage = analogRead(BATT) * 0.0011224; // PWR: 0=no USB power, 1=USB powered // CHG: 0=charging, 1=not charging char buf[128]; snprintf(buf, sizeof(buf), "voltage=%.1f PWR=%d CHG=%d", voltage, digitalRead(PWR), digitalRead(CHG)); i…