62 lines
1.6 KiB
C

/**
******************************************************************************
* @file py32f0xx_hal_msp.c
* @author MCU Application Team
* @brief This file provides code for the MSP Initialization
* and de-Initialization codes.
******************************************************************************
*/
#include "main.h"
extern SPI_HandleTypeDef spi1Handle;
/**
* @brief Configure the Flash prefetch and the Instruction cache,
* the time base source, NVIC and any required global low level hardware
* by calling the HAL_MspInit() callback function from HAL_Init()
*
*/
void HAL_MspInit(void)
{
}
void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi)
{
GPIO_InitTypeDef GPIO_InitStruct;
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_SPI1_CLK_ENABLE();
/*
* PA0 ------> Reset
* PA1 ------> SCL/SCK
* PA4 ------> Busy
* PA5 ------> DC/A0
* PA6 ------> CSN
* PA7 ------> SDA/MOSI
*/
/* PA1 SCL/SCK */
GPIO_InitStruct.Pin = GPIO_PIN_1;
if (hspi->Init.CLKPolarity == SPI_POLARITY_LOW)
{
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
}
else
{
GPIO_InitStruct.Pull = GPIO_PULLUP;
}
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF0_SPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* PA7 SDA/MOSI */
GPIO_InitStruct.Pin = GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF0_SPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}