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https://github.com/m5stack/M5StickC-Plus.git
synced 2026-05-20 10:27:51 -07:00
Tinyu
29 lines
652 B
Arduino
29 lines
652 B
Arduino
#include <M5StickCPlus.h>
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#include <Wire.h>
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#define CARDKB_ADDR 0x5F
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void setup() {
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M5.begin();
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Wire.begin(32, 33);
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M5.Lcd.setRotation(3);
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M5.Lcd.fillScreen(BLACK);
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M5.Lcd.setCursor(1, 10);
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M5.Lcd.setTextColor(YELLOW);
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M5.Lcd.setTextSize(2);
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M5.Lcd.printf("IIC Address: 0x5F\n");
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M5.Lcd.printf(">>");
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}
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void loop() {
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Wire.requestFrom(CARDKB_ADDR, 1);
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while (Wire.available()) {
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char c = Wire.read(); // receive a byte as characterif
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if (c != 0) {
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M5.Lcd.printf("%c", c);
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Serial.println(c, HEX);
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// M5.Speaker.beep();
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}
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}
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// delay(10);
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}
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