95 lines
1.9 KiB
Arduino
95 lines
1.9 KiB
Arduino
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#define TOUCH_MODULES_GT911
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//#define TOUCH_MODULES_CST_SELF
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//#define TOUCH_MODULES_CST_MUTUAL
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//#define TOUCH_MODULES_ZTW622
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//#define TOUCH_MODULES_L58
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//#define TOUCH_MODULES_FT3267
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//#define TOUCH_MODULES_FT5x06
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#include "Arduino.h"
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#include "TouchLib.h"
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#include "Wire.h"
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#define PIN_IIC_SCL 48
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#define PIN_IIC_SDA 8
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#define PIN_TOUCH_INT 1
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#define PIN_TOUCH_RES 2
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#define TOUCH_READ_FROM_INTERRNUPT 0
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TouchLib touch(Wire, PIN_IIC_SDA, PIN_IIC_SCL, GT911_SLAVE_ADDRESS2);
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void scan_i2c_device(TwoWire &i2c)
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{
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Serial.println("Scanning for I2C devices ...");
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Serial.print(" ");
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for (int i = 0; i < 0x10; i++)
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{
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Serial.printf("0x%02X|", i);
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}
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uint8_t error;
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for (int j = 0; j < 0x80; j += 0x10)
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{
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Serial.println();
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Serial.printf("0x%02X |", j);
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for (int i = 0; i < 0x10; i++)
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{
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Wire.beginTransmission(i | j);
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error = Wire.endTransmission();
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if (error == 0)
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Serial.printf("0x%02X|", i | j);
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else
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Serial.print(" -- |");
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}
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}
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Serial.println();
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}
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bool get_int = false;
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void setup()
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{
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Serial.begin(115200);
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Serial.println("Hello T-Display-S3");
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pinMode(PIN_TOUCH_RES, OUTPUT);
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digitalWrite(PIN_TOUCH_RES, 0);
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delay(200);
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digitalWrite(PIN_TOUCH_RES, 1);
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delay(200);
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Wire.begin(PIN_IIC_SDA, PIN_IIC_SCL);
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scan_i2c_device(Wire);
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touch.init();
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#if (TOUCH_READ_FROM_INTERRNUPT)
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attachInterrupt(
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PIN_TOUCH_INT,
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[]
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{
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get_int = 1;
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Serial.println("get_int");
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},
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CHANGE);
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#endif
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}
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void loop()
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{
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delay(5);
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#if (TOUCH_READ_FROM_INTERRNUPT)
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if (get_int)
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{
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get_int = 0;
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touch.read();
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#else
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if (touch.read())
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{
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#endif
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uint8_t n = touch.getPointNum();
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Serial.printf("getPointNum: %d ", n);
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for (uint8_t i = 0; i < n; i++)
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{
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TP_Point t = touch.getPoint(i);
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Serial.printf("[%d] point x: %d point y: %d \r\n", i, t.x, t.y);
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}
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}
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}
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