axp517_power.ino

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#include <Arduino.h>
#include <Wire.h>
#include <PmicDrv.hpp>
 
#ifndef PMIC_SDA
#define PMIC_SDA  3
#endif
 
#ifndef PMIC_SCL
#define PMIC_SCL  2
#endif
 
#ifndef PMIC_IRQ
#define PMIC_IRQ  21
#endif
 
PmicAXP517 pmic;
 
void setup()
{
    Serial.begin(115200);
    delay(500);
 
    Serial.println("\n=== AXP517 Power Example ===\n");
 
    if (!pmic.begin(Wire, AXP517_SLAVE_ADDRESS, PMIC_SDA, PMIC_SCL)) {
        Serial.println("Failed to init AXP517!");
        while (1) delay(1000);
    }
 
    auto &power = pmic.power();
 
    Serial.println("\n--- Configure Power ---");
 
    // Minimum system voltage: 3.3V
    power.setMinimumSystemVoltage(3300);
    Serial.print("Min Sys: ");
    Serial.print(power.getMinimumSystemVoltage());
    Serial.println(" mV");
 
    // Input voltage limit: 5V
    power.setInputVoltageLimit(5000);
    Serial.print("VIN Limit: ");
    Serial.print(power.getInputVoltageLimit());
    Serial.println(" mV");
 
    // Input current limit: 2A
    power.setInputCurrentLimit(2000);
    Serial.print("IIN Limit: ");
    Serial.print(power.getInputCurrentLimit());
    Serial.println(" mA");
 
    // Boost voltage: 5V
    power.setBoostVoltage(5000);
    Serial.print("Boost: ");
    Serial.print(power.getBoostVoltage());
    Serial.println(" mV");
 
    Serial.println("\n=== Setup Complete ===\n");
}
 
void loop()
{
    static uint32_t lastPrint = 0;
    static bool boostState = false;
 
    if (millis() - lastPrint > 5000) {
        lastPrint = millis();
 
        auto &power = pmic.power();
 
        // Toggle boost
        boostState = !boostState;
        power.enableBoost(boostState);
 
        Serial.println("\n=== Power Settings ===");
        Serial.print("Min Sys: ");
        Serial.print(power.getMinimumSystemVoltage());
        Serial.println(" mV");
        Serial.print("VIN Limit: ");
        Serial.print(power.getInputVoltageLimit());
        Serial.println(" mV");
        Serial.print("IIN Limit: ");
        Serial.print(power.getInputCurrentLimit());
        Serial.println(" mA");
        Serial.print("Boost: ");
        Serial.print(power.getBoostVoltage());
        Serial.print(" mV (");
        Serial.print(power.isBoostEnabled() ? "ON" : "OFF");
        Serial.println(")");
    }
 
    delay(100);
}