28 lines
604 B
Arduino
28 lines
604 B
Arduino
#include <Arduino.h>
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#include <Wire.h>
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#include "config.h"
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static void i2cScan() {
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Serial.println(F("I2C scan:"));
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byte found = 0;
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for (byte addr = 1; addr < 127; addr++) {
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Wire.beginTransmission(addr);
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if (Wire.endTransmission() == 0) {
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Serial.printf(" device at 0x%02X\n", addr);
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found++;
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}
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}
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Serial.printf(" %d device(s) found\n", found);
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}
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void setup() {
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Serial.begin(115200);
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delay(200);
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Serial.println(F("\n=== Weather Predictor booting ==="));
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Wire.begin(I2C_SDA, I2C_SCL); // MUST come before any I2C driver begin()
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i2cScan();
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}
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void loop() {
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}
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