v0.7

Added serial mouse, optimized core and task distribution

include/esp32-ps2dev.h

@@ -29,7 +29,9 @@ namespace esp32_ps2dev
   const uint32_t BYTE_INTERVAL_MICROS = 500; // in v0.4 was OK: 500, change if not working and you know what you're doing.
   const int PACKET_QUEUE_LENGTH = 20;
   const UBaseType_t DEFAULT_TASK_PRIORITY = 10;
-  const BaseType_t DEFAULT_TASK_CORE = APP_CPU_NUM;
+  //const BaseType_t DEFAULT_TASK_CORE = APP_CPU_NUM;
+  const BaseType_t DEFAULT_TASK_CORE = 0;
+  const BaseType_t DEFAULT_TASK_CORE_MOUSE = 1;
   // The device should check for "HOST_REQUEST_TO_SEND" at a interval not exceeding 10 milliseconds.
   const uint32_t INTERVAL_CHECKING_HOST_SEND_REQUEST_MILLIS = 9;
   const uint32_t MOUSE_CLICK_PRESSING_DURATION_MILLIS = 100;
@@ -54,7 +56,7 @@ namespace esp32_ps2dev
     };
 
     void config(UBaseType_t task_priority, BaseType_t task_core);
-    void begin();
+    void begin(BaseType_t core);
     int write(unsigned char data);
     int write_wait_idle(uint8_t data, uint64_t timeout_micros = 1500);
     int read(unsigned char *data, uint64_t timeout_ms = 0);

include/serial_mouse.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/semphr.h"
+#include "freertos/event_groups.h"
+#include "esp_log.h"
+#include "driver/gpio.h"
+#include "esp_timer.h"
+
+class serialMouse
+{
+public:
+    struct Data
+    {
+        uint8_t buttons;
+        int xMovement;
+        int yMovement;
+    } report_data, report_buffer;
+
+    void setup(int rtsPin, int rxPin);
+    void serialMove(uint8_t buttons, int16_t mouseX, int16_t mouseY);
+    static void initSerialPort();
+    static TaskHandle_t handle_reset_watchdog;
+    static TaskHandle_t handle_serial_daemon;
+    static bool resetReceived; // Host system issued a reset command via RTS pin
+    static int RS232_RTS;
+    static int RS232_RX;
+    static void sendToSerial(const serialMouse::Data &data);
+
+private:
+    static constexpr char const *TAG = "serial_mouse";
+    static unsigned long IRAM_ATTR micros();
+    static void IRAM_ATTR delayMicroseconds(uint32_t us);
+    static void sendSerialBit(int data);
+    static void sendSerialByte(uint8_t data);
+};