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https://github.com/0xFEEDC0DE64/arduino-esp32.git
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a38ffe58fe
* Add ESP.getChipId() function to get ESP32's ChipID. * change getChipId() to getEfuseMac()
15 lines
327 B
C++
15 lines
327 B
C++
uint64_t chipid;
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void setup() {
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Serial.begin(115200);
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}
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void loop() {
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chipid=ESP.getEfuseMac();//The chip ID is essentially its MAC address(length: 6 bytes).
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Serial.printf("ESP32 Chip ID = %04X",(uint16_t)(chipid>>32));//print High 2 bytes
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Serial.printf("%08X\n",(uint32_t)chipid);//print Low 4bytes.
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delay(3000);
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}
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