You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

141 lines
3.7 KiB

/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file lcd.c
* @brief This file provides code for the configuration
* of the LCD instances.
******************************************************************************
* @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 "lcd.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
LCD_HandleTypeDef hlcd;
/* LCD init function */
void MX_LCD_Init(void)
{
/* USER CODE BEGIN LCD_Init 0 */
/* USER CODE END LCD_Init 0 */
/* USER CODE BEGIN LCD_Init 1 */
/* USER CODE END LCD_Init 1 */
hlcd.Instance = LCD;
hlcd.Init.Prescaler = LCD_PRESCALER_1;
hlcd.Init.Divider = LCD_DIVIDER_16;
hlcd.Init.Duty = LCD_DUTY_STATIC;
hlcd.Init.Bias = LCD_BIAS_1_4;
hlcd.Init.VoltageSource = LCD_VOLTAGESOURCE_INTERNAL;
hlcd.Init.Contrast = LCD_CONTRASTLEVEL_0;
hlcd.Init.DeadTime = LCD_DEADTIME_0;
hlcd.Init.PulseOnDuration = LCD_PULSEONDURATION_0;
hlcd.Init.MuxSegment = LCD_MUXSEGMENT_DISABLE;
hlcd.Init.BlinkMode = LCD_BLINKMODE_OFF;
hlcd.Init.BlinkFrequency = LCD_BLINKFREQUENCY_DIV8;
hlcd.Init.HighDrive = LCD_HIGHDRIVE_DISABLE;
if (HAL_LCD_Init(&hlcd) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN LCD_Init 2 */
/* USER CODE END LCD_Init 2 */
}
void HAL_LCD_MspInit(LCD_HandleTypeDef* lcdHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
if(lcdHandle->Instance==LCD)
{
/* USER CODE BEGIN LCD_MspInit 0 */
/* USER CODE END LCD_MspInit 0 */
/** Initializes the peripherals clock
*/
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();
}
/* LCD clock enable */
__HAL_RCC_LCD_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
/**LCD GPIO Configuration
PA8 ------> LCD_COM0
PC3 ------> LCD_VLCD
PA1 ------> LCD_SEG0
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF11_LCD;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF11_LCD;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/* USER CODE BEGIN LCD_MspInit 1 */
/* USER CODE END LCD_MspInit 1 */
}
}
void HAL_LCD_MspDeInit(LCD_HandleTypeDef* lcdHandle)
{
if(lcdHandle->Instance==LCD)
{
/* USER CODE BEGIN LCD_MspDeInit 0 */
/* USER CODE END LCD_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_LCD_CLK_DISABLE();
/**LCD GPIO Configuration
PA8 ------> LCD_COM0
PC3 ------> LCD_VLCD
PA1 ------> LCD_SEG0
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8|GPIO_PIN_1);
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_3);
/* USER CODE BEGIN LCD_MspDeInit 1 */
/* USER CODE END LCD_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */