/* 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 */