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Lesson33- how to debug KC868-A8S GSM module using AT command
#2
HardwareSerial.cpp define serial port pins:
#ifndef RX2
#define RX2 15
#endif

#ifndef TX2
#define TX2 13
#endif
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RE: Lesson33- how to debug KC868-A8S GSM module using AT command - by admin - 07-14-2022, 02:46 AM

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