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27 lines
438 B
Arduino
27 lines
438 B
Arduino
#include <M5Stack.h>
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HardwareSerial Serial2(2);
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void setup() {
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M5.begin();
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Serial.begin(115200);
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// Serial2.begin(unsigned long baud, uint32_t config, int8_t rxPin, int8_t txPin, bool invert)
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Serial2.begin(115200, SERIAL_8N1, 16, 17);
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}
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void loop() {
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if(Serial.available()) {
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int ch = Serial.read();
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Serial2.write(ch);
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}
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if(Serial2.available()) {
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int ch = Serial2.read();
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Serial.write(ch);
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}
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}
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