实测了一个例子,官方例子软件包
PY32F002B_Firmware_V1.2.1\Projects\PY32F002B-STK\Example\GPIO\GPIO_Toggle
开启整个芯片SDK保护后,可以正常使用。
[C] 纯文本查看 复制代码 /**
******************************************************************************
* @file main.c
* @author MCU Application Team
* @brief Main program body
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
* All rights reserved.</center></h2>
*
* This software component is licensed by Puya under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* Private define ------------------------------------------------------------*/
#define LED_GPIO_PIN LED3_PIN
#define LED_GPIO_PORT LED3_GPIO_PORT
#define LED_GPIO_CLK_ENABLE() LED3_GPIO_CLK_ENABLE()
/* Private variables ---------------------------------------------------------*/
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void APP_GpioConfig(void);
const char sdktest = 100;
/**
* @brief Main program.
* @retval int
*/
int main(void)
{
/* Reset of all peripherals, Initializes the Systick. */
HAL_Init();
/* Initialize GPIO */
APP_GpioConfig();
while (1)
{
/* Delay 250ms */
HAL_Delay(250);
if(sdktest == 100)
{
/* LED flipping */
HAL_GPIO_TogglePin(LED_GPIO_PORT, LED_GPIO_PIN);
}
}
}
/**
* @brief GPIO configuration.
* @param None
* @retval None
*/
static void APP_GpioConfig(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
LED_GPIO_CLK_ENABLE(); /* Enable GPIOA clock */
GPIO_InitStruct.Pin = LED_GPIO_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; /* Push-pull output */
GPIO_InitStruct.Pull = GPIO_PULLUP; /* Enable pull-up */
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; /* GPIO speed */
/* GPIO initialization */
HAL_GPIO_Init(LED_GPIO_PORT, &GPIO_InitStruct);
}
/**
* @brief Error executing function.
* @param None
* @retval None
*/
void APP_ErrorHandler(void)
{
while (1)
{
}
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* Users can add their own printing information as needed,
for example: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* Infinite loop */
while (1)
{
}
}
#endif /* USE_FULL_ASSERT */
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
正常保护,无法读取
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