mirror of
https://github.com/HASwitchPlate/openHASP.git
synced 2025-04-24 15:27:20 +00:00
124 lines
4.0 KiB
C
124 lines
4.0 KiB
C
|
|
#include "stm32f4xx.h"
|
|
#include "stm32f429i_discovery.h"
|
|
#include "tft.h"
|
|
#include "touchpad.h"
|
|
|
|
#ifdef USE_RTOS_SYSTICK
|
|
#include <cmsis_os.h>
|
|
#endif
|
|
|
|
|
|
/**
|
|
* @brief System Clock Configuration
|
|
* The system Clock is configured as follow :
|
|
* System Clock source = PLL (HSE)
|
|
* SYSCLK(Hz) = 180000000
|
|
* HCLK(Hz) = 180000000
|
|
* AHB Prescaler = 1
|
|
* APB1 Prescaler = 4
|
|
* APB2 Prescaler = 2
|
|
* HSE Frequency(Hz) = 8000000
|
|
* PLL_M = 8
|
|
* PLL_N = 360
|
|
* PLL_P = 2
|
|
* PLL_Q = 7
|
|
* VDD(V) = 3.3
|
|
* Main regulator output voltage = Scale1 mode
|
|
* Flash Latency(WS) = 5
|
|
* The LTDC Clock is configured as follow :
|
|
* PLLSAIN = 192
|
|
* PLLSAIR = 4
|
|
* PLLSAIDivR = 8
|
|
* @param None
|
|
* @retval None
|
|
*/
|
|
static void SystemClock_Config(void)
|
|
{
|
|
RCC_ClkInitTypeDef RCC_ClkInitStruct;
|
|
RCC_OscInitTypeDef RCC_OscInitStruct;
|
|
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
|
|
|
|
/* Enable Power Control clock */
|
|
__HAL_RCC_PWR_CLK_ENABLE();
|
|
|
|
/* The voltage scaling allows optimizing the power consumption when the device is
|
|
clocked below the maximum system frequency, to update the voltage scaling value
|
|
regarding system frequency refer to product datasheet. */
|
|
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
|
|
|
|
/*##-1- System Clock Configuration #########################################*/
|
|
/* Enable HSE Oscillator and activate PLL with HSE as source */
|
|
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
|
|
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
|
|
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
|
|
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
|
|
RCC_OscInitStruct.PLL.PLLM = 8;
|
|
RCC_OscInitStruct.PLL.PLLN = 360;
|
|
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
|
|
RCC_OscInitStruct.PLL.PLLQ = 7;
|
|
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
|
|
|
/* Activate the Over-Drive mode */
|
|
HAL_PWREx_EnableOverDrive();
|
|
|
|
/* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
|
|
clocks dividers */
|
|
RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
|
|
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
|
|
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
|
|
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
|
|
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
|
|
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
|
|
|
|
/*##-2- LTDC Clock Configuration ###########################################*/
|
|
/* LCD clock configuration */
|
|
/* PLLSAI_VCO Input = HSE_VALUE/PLL_M = 1 MHz */
|
|
/* PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN = 192 MHz */
|
|
/* PLLLCDCLK = PLLSAI_VCO Output/PLLSAIR = 192/4 = 48 MHz */
|
|
/* LTDC clock frequency = PLLLCDCLK / RCC_PLLSAIDIVR_8 = 48/8 = 6 MHz */
|
|
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC;
|
|
PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
|
|
PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
|
|
PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
|
|
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
|
|
}
|
|
|
|
|
|
void hal_setup(void)
|
|
{
|
|
HAL_Init();
|
|
|
|
/* Configure the system clock to 180 MHz */
|
|
SystemClock_Config();
|
|
|
|
/* Start up indication */
|
|
BSP_LED_Init(LED3);
|
|
for (uint8_t i = 0; i < 8; i++) { BSP_LED_Toggle(LED3); HAL_Delay(50); }
|
|
|
|
tft_init();
|
|
touchpad_init();
|
|
}
|
|
|
|
|
|
void SysTick_Handler(void)
|
|
{
|
|
HAL_IncTick();
|
|
HAL_SYSTICK_IRQHandler();
|
|
|
|
lv_tick_inc(1);
|
|
|
|
#ifdef USE_RTOS_SYSTICK
|
|
osSystickHandler();
|
|
#endif
|
|
}
|
|
|
|
|
|
void hal_loop(void)
|
|
{
|
|
while(1) {
|
|
HAL_Delay(5);
|
|
lv_task_handler();
|
|
}
|
|
}
|