/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.c
 * @brief          : Main program body
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2022 STMicroelectronics.
 * All rights reserved.
 *
 * This software is licensed under terms that can be found in the LICENSE file
 * in the root directory of this software component.
 * If no LICENSE file comes with this software, it is provided AS-IS.
 *
 ******************************************************************************
 */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "i2c.h"
#include "usart.h"
#include "spi.h"
#include "usb_device.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "DEV_Config.h"
#include "LCD_Driver.h"
#include "LCD_GUI.h"
#include "LCD_Touch.h"
#include "Show_Lib.h"

#include "usbd_hid.h"
#include "keypad4x4.h"
#include "m5stack_keyboard.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */
extern USBD_HandleTypeDef hUsbDeviceFS;
uint8_t UsbHidKeyboardReportBuffer[8];

HAL_StatusTypeDef KeyboardStatus;
uint8_t key;
uint8_t cardkb_key_code;

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/**
 * @brief  The application entry point.
 * @retval int
 */
int main(void)
{
	/* USER CODE BEGIN 1 */

	/* USER CODE END 1 */

	/* MCU Configuration--------------------------------------------------------*/

	/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
	HAL_Init();

	/* USER CODE BEGIN Init */

	/* USER CODE END Init */

	/* Configure the system clock */
	SystemClock_Config();

	/* USER CODE BEGIN SysInit */

	/* USER CODE END SysInit */

	/* Initialize all configured peripherals */
	MX_GPIO_Init();
	MX_LPUART1_UART_Init();
	MX_SPI1_Init();
	MX_USB_Device_Init();
	MX_I2C3_Init();
	/* USER CODE BEGIN 2 */
	printf("3.5inch TFT Touch Shield Demo\r\n");
	System_Init();

	LCD_SCAN_DIR Lcd_ScanDir = SCAN_DIR_DFT; //SCAN_DIR_DFT = D2U_L2R
	printf("Init LCD...\r\n");
	LCD_Init(Lcd_ScanDir, 1);
	printf("Init TouchPad...\r\n");
	TP_Init(Lcd_ScanDir);

	printf("**********LCD Show**********\r\n");
	GUI_Show();
	Driver_Delay_ms(1000);

//  			GUI_Clear(BLACK);
//  			GUI_Disbitmap(10, 10, Bat816, 16, 8);
//  			Driver_Delay_ms(3000);

	printf("**********Touch Draw Board**********\r\n");
	TP_GetAdFac(); //Get the default calibration factor
	TP_Dialog(); //initialize the drawing board
	/* USER CODE END 2 */

	/* Infinite loop */
	/* USER CODE BEGIN WHILE */
	while (1)
	{

		KeyboardStatus = read_keyboard(&cardkb_key_code);
		if ((KeyboardStatus == HAL_OK) && (cardkb_key_code != 0)
				&& (CardKB_code2char(cardkb_key_code) != '\0'))
		{
			GUI_DisChar(0, 30, CardKB_code2char(cardkb_key_code), &Font24,
					YELLOW, BLACK);
			KeyboardKeycodes(cardkb_key_code, UsbHidKeyboardReportBuffer);
			USBD_HID_SendReport(&hUsbDeviceFS, UsbHidKeyboardReportBuffer, 8);
			HAL_Delay(10);
			UsbHidKeyboardReportBuffer[0] = 0x00;
			UsbHidKeyboardReportBuffer[2] = 0x00;
			USBD_HID_SendReport(&hUsbDeviceFS, UsbHidKeyboardReportBuffer, 8);
		}

		key = read_keypad();
		if (key != '\0')
		{
			GUI_DisChar(0, 0, key, &Font24, YELLOW, BLACK);
			Keypad4x4Keycodes(key, UsbHidKeyboardReportBuffer);
			USBD_HID_SendReport(&hUsbDeviceFS, UsbHidKeyboardReportBuffer, 8);
			HAL_Delay(10);
			UsbHidKeyboardReportBuffer[0] = 0x00;
			UsbHidKeyboardReportBuffer[2] = 0x00;
			USBD_HID_SendReport(&hUsbDeviceFS, UsbHidKeyboardReportBuffer, 8);
		}

		TP_DrawBoard();
		/* USER CODE END WHILE */

		/* USER CODE BEGIN 3 */
	}
	/* USER CODE END 3 */
}

/**
 * @brief System Clock Configuration
 * @retval None
 */
void SystemClock_Config(void)
{
	RCC_OscInitTypeDef RCC_OscInitStruct =
	{ 0 };
	RCC_ClkInitTypeDef RCC_ClkInitStruct =
	{ 0 };

	/** Configure the main internal regulator output voltage
	 */
	HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);

	/** Initializes the RCC Oscillators according to the specified parameters
	 * in the RCC_OscInitTypeDef structure.
	 */
	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI
			| RCC_OSCILLATORTYPE_HSI48;
	RCC_OscInitStruct.HSIState = RCC_HSI_ON;
	RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
	RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
	RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV4;
	RCC_OscInitStruct.PLL.PLLN = 85;
	RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
	RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
	RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
	if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
	{
		Error_Handler();
	}

	/** Initializes the CPU, AHB and APB buses clocks
	 */
	RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
			| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

	if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
	{
		Error_Handler();
	}
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/**
 * @brief  This function is executed in case of error occurrence.
 * @retval None
 */
void Error_Handler(void)
{
	/* USER CODE BEGIN Error_Handler_Debug */
	/* User can add his own implementation to report the HAL error return state */
	__disable_irq();
	while (1)
	{
	}
	/* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
