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142 lines
3.7 KiB
142 lines
3.7 KiB
2 years ago
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file lcd.c
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* @brief This file provides code for the configuration
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* of the LCD instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "lcd.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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LCD_HandleTypeDef hlcd;
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/* LCD init function */
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void MX_LCD_Init(void)
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{
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/* USER CODE BEGIN LCD_Init 0 */
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/* USER CODE END LCD_Init 0 */
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/* USER CODE BEGIN LCD_Init 1 */
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/* USER CODE END LCD_Init 1 */
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hlcd.Instance = LCD;
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hlcd.Init.Prescaler = LCD_PRESCALER_1;
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hlcd.Init.Divider = LCD_DIVIDER_16;
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hlcd.Init.Duty = LCD_DUTY_STATIC;
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hlcd.Init.Bias = LCD_BIAS_1_4;
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hlcd.Init.VoltageSource = LCD_VOLTAGESOURCE_INTERNAL;
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hlcd.Init.Contrast = LCD_CONTRASTLEVEL_0;
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hlcd.Init.DeadTime = LCD_DEADTIME_0;
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hlcd.Init.PulseOnDuration = LCD_PULSEONDURATION_0;
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hlcd.Init.MuxSegment = LCD_MUXSEGMENT_DISABLE;
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hlcd.Init.BlinkMode = LCD_BLINKMODE_OFF;
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hlcd.Init.BlinkFrequency = LCD_BLINKFREQUENCY_DIV8;
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hlcd.Init.HighDrive = LCD_HIGHDRIVE_DISABLE;
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if (HAL_LCD_Init(&hlcd) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN LCD_Init 2 */
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/* USER CODE END LCD_Init 2 */
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}
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void HAL_LCD_MspInit(LCD_HandleTypeDef* lcdHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
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if(lcdHandle->Instance==LCD)
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{
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/* USER CODE BEGIN LCD_MspInit 0 */
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/* USER CODE END LCD_MspInit 0 */
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/** Initializes the peripherals clock
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*/
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
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PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
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{
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Error_Handler();
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}
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/* LCD clock enable */
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__HAL_RCC_LCD_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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/**LCD GPIO Configuration
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PA8 ------> LCD_COM0
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PC3 ------> LCD_VLCD
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PA1 ------> LCD_SEG0
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_1;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF11_LCD;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_3;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF11_LCD;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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/* USER CODE BEGIN LCD_MspInit 1 */
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/* USER CODE END LCD_MspInit 1 */
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}
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}
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void HAL_LCD_MspDeInit(LCD_HandleTypeDef* lcdHandle)
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{
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if(lcdHandle->Instance==LCD)
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{
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/* USER CODE BEGIN LCD_MspDeInit 0 */
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/* USER CODE END LCD_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_LCD_CLK_DISABLE();
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/**LCD GPIO Configuration
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PA8 ------> LCD_COM0
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PC3 ------> LCD_VLCD
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PA1 ------> LCD_SEG0
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8|GPIO_PIN_1);
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HAL_GPIO_DeInit(GPIOC, GPIO_PIN_3);
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/* USER CODE BEGIN LCD_MspDeInit 1 */
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/* USER CODE END LCD_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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