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[TouchDrv] Added CST9217/CST9220 support
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149 changes: 149 additions & 0 deletions
149
examples/TouchDrv_CST9217_GetPoint/TouchDrv_CST9217_GetPoint.ino
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| /** | ||
| * | ||
| * @license MIT License | ||
| * | ||
| * Copyright (c) 2024 lewis he | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all | ||
| * copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| * | ||
| * @file TouchDrv_CST9217_GetPoint.ino | ||
| * @author Lewis He (lewishe@outlook.com) | ||
| * @date 2024-07-27 | ||
| * | ||
| */ | ||
| #include <Wire.h> | ||
| #include <SPI.h> | ||
| #include <Arduino.h> | ||
| #include "touch/TouchClassCST92xx.h" | ||
| #include "SensorWireHelper.h" | ||
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| #ifndef SENSOR_SDA | ||
| #define SENSOR_SDA 8 | ||
| #endif | ||
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| #ifndef SENSOR_SCL | ||
| #define SENSOR_SCL 10 | ||
| #endif | ||
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| #ifndef SENSOR_IRQ | ||
| #define SENSOR_IRQ 5 | ||
| #endif | ||
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| #ifndef SENSOR_RST | ||
| #define SENSOR_RST -1 | ||
| #endif | ||
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| TouchClassCST92xx touch; | ||
| int16_t x[5], y[5]; | ||
| bool isPressed = false; | ||
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| void setup() | ||
| { | ||
| Serial.begin(115200); | ||
| while (!Serial); | ||
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| #if SENSOR_RST != -1 | ||
| pinMode(SENSOR_RST, OUTPUT); | ||
| digitalWrite(SENSOR_RST, LOW); | ||
| delay(30); | ||
| digitalWrite(SENSOR_RST, HIGH); | ||
| delay(50); | ||
| delay(1000); | ||
| #endif | ||
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| #ifdef ARDUINO_ARCH_RP2040 | ||
| Wire.setSCL(SENSOR_SCL); | ||
| Wire.setSDA(SENSOR_SDA); | ||
| #else | ||
| Wire.begin(SENSOR_SDA, SENSOR_SCL); | ||
| #endif | ||
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| // Scan I2C devices | ||
| SensorWireHelper::dumpDevices(Wire); | ||
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| touch.setPins(SENSOR_RST, SENSOR_IRQ); | ||
| bool result = touch.begin(Wire, CST92XX_SLAVE_ADDRESS, SENSOR_SDA, SENSOR_SCL); | ||
| if (result == false) { | ||
| Serial.println("touch is not online..."); while (1)delay(1000); | ||
| } | ||
| Serial.print("Model :"); Serial.println(touch.getModelName()); | ||
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| touch.setCoverScreenCallback([](void *ptr) { | ||
| Serial.print(millis()); | ||
| Serial.println(" : The screen is covered"); | ||
| }, NULL); | ||
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| // Unable to obtain coordinates after turning on sleep | ||
| // CST9217 Work current ~= 1.3mA | ||
| // CST9217 sleep current = 3.4 uA | ||
| touch.sleep(); | ||
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| int i = 10; | ||
| while (i--) { | ||
| Serial.printf("Wake up after %d seconds\n", i); | ||
| delay(1000); | ||
| } | ||
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| // Wakeup touch | ||
| touch.reset(); | ||
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| // Set touch max xy | ||
| // touch.setMaxCoordinates(240, 296); | ||
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| // Set swap xy | ||
| // touch.setSwapXY(true); | ||
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| // Set mirror xy | ||
| // touch.setMirrorXY(true, true); | ||
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| //Register touch plane interrupt pin | ||
| attachInterrupt(SENSOR_IRQ, []() { | ||
| isPressed = true; | ||
| }, FALLING); | ||
| } | ||
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| void loop() | ||
| { | ||
| if (isPressed) { | ||
| isPressed = false; | ||
| uint8_t touched = touch.getPoint(x, y, touch.getSupportTouchPoint()); | ||
| if (touched) { | ||
| for (int i = 0; i < touched; ++i) { | ||
| Serial.print("X["); | ||
| Serial.print(i); | ||
| Serial.print("]:"); | ||
| Serial.print(x[i]); | ||
| Serial.print(" "); | ||
| Serial.print(" Y["); | ||
| Serial.print(i); | ||
| Serial.print("]:"); | ||
| Serial.print(y[i]); | ||
| Serial.print(" "); | ||
| } | ||
| Serial.println(); | ||
| } | ||
| } | ||
| delay(30); | ||
| } | ||
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