mirror of
https://github.com/IcedRooibos/py32f0-template.git
synced 2025-10-29 08:52:04 -07:00
113 lines
2.5 KiB
C
113 lines
2.5 KiB
C
/***
|
|
* Demo: Waveshare 1.54' E-Paper
|
|
*
|
|
* This demo requires 7.1 KByte RAM
|
|
*
|
|
* PY32 E-Paper
|
|
* PA0 ------> Reset
|
|
* PA1 ------> SCL/SCK
|
|
* PA4 ------> Busy
|
|
* PA5 ------> DC/A0
|
|
* PA6 ------> CSN
|
|
* PA7 ------> SDA/MOSI
|
|
*
|
|
* PA2 ------> TX
|
|
* PA3 ------> RX
|
|
*/
|
|
#include "main.h"
|
|
#include "py32f0xx_hal_spi.h"
|
|
#include "py32f0xx_bsp_clock.h"
|
|
#include "py32f0xx_bsp_printf.h"
|
|
#include "EPD_Test.h"
|
|
|
|
|
|
SPI_HandleTypeDef spi1Handle;
|
|
|
|
static void APP_GPIO_Config(void);
|
|
static void APP_SPI_Config(void);
|
|
|
|
int main(void)
|
|
{
|
|
HAL_Init();
|
|
BSP_HSI_24MHzClockConfig();
|
|
BSP_USART_Config();
|
|
printf("SystemClk:%ld\r\n", SystemCoreClock);
|
|
|
|
APP_GPIO_Config();
|
|
APP_SPI_Config();
|
|
|
|
EPD_test();
|
|
|
|
while (1);
|
|
}
|
|
|
|
void SPI_TxRxByte(uint8_t data)
|
|
{
|
|
HAL_SPI_Transmit(&spi1Handle, &data, 1, HAL_MAX_DELAY);
|
|
}
|
|
|
|
static void APP_GPIO_Config(void)
|
|
{
|
|
GPIO_InitTypeDef GPIO_InitStruct;
|
|
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
|
// PA0 RESET
|
|
GPIO_InitStruct.Pin = GPIO_PIN_0;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
|
|
GPIO_InitStruct.Pull = GPIO_PULLUP;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
// PA5 DC/A0
|
|
GPIO_InitStruct.Pin = GPIO_PIN_5;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
// PA6 CS
|
|
GPIO_InitStruct.Pin = GPIO_PIN_6;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
/* PA4 Busy (input) */
|
|
GPIO_InitStruct.Pin = GPIO_PIN_4;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
}
|
|
|
|
static void APP_SPI_Config(void)
|
|
{
|
|
spi1Handle.Instance = SPI1;
|
|
spi1Handle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_4;
|
|
spi1Handle.Init.Direction = SPI_DIRECTION_1LINE;
|
|
spi1Handle.Init.CLKPolarity = SPI_POLARITY_LOW;
|
|
spi1Handle.Init.CLKPhase = SPI_PHASE_1EDGE;
|
|
spi1Handle.Init.DataSize = SPI_DATASIZE_8BIT;
|
|
spi1Handle.Init.FirstBit = SPI_FIRSTBIT_MSB;
|
|
spi1Handle.Init.NSS = SPI_NSS_SOFT;
|
|
spi1Handle.Init.Mode = SPI_MODE_MASTER;
|
|
if (HAL_SPI_DeInit(&spi1Handle) != HAL_OK)
|
|
{
|
|
APP_ErrorHandler();
|
|
}
|
|
if (HAL_SPI_Init(&spi1Handle) != HAL_OK)
|
|
{
|
|
APP_ErrorHandler();
|
|
}
|
|
}
|
|
|
|
void APP_ErrorHandler(void)
|
|
{
|
|
while (1);
|
|
}
|
|
|
|
#ifdef USE_FULL_ASSERT
|
|
/**
|
|
* @brief Export assert error source and line number
|
|
*/
|
|
void assert_failed(uint8_t *file, uint32_t line)
|
|
{
|
|
/* printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
|
|
while (1);
|
|
}
|
|
#endif /* USE_FULL_ASSERT */
|