main.c

来自「STM8示例程序」· C语言 代码 · 共 88 行

/**
  ******************************************************************************
  * @file I2C_EEPROMReadWrite\main.c
  * @brief This file contains the main function for I2C EEPROM Read Write example.
  * @author STMicroelectronics - MCD Application Team
  * @version V1.0.1
  * @date 09/22/2008
  ******************************************************************************
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2008 STMicroelectronics</center></h2>
  * @image html logo.bmp
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "stm8s_lib.h"

/* Evalboard I/Os configuration */

#define LEDS_PORT (GPIOH)
#define LED1_PIN  (GPIO_PIN_3)
#define LED2_PIN  (GPIO_PIN_2)
#define LED3_PIN  (GPIO_PIN_1)
#define LED4_PIN  (GPIO_PIN_0)

/**
  * @addtogroup I2C_EEPROMReadWrite
  * @{
  */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/

/* Private function prototypes -----------------------------------------------*/
void Delay (u16 nCount);

/* Private functions ---------------------------------------------------------*/

void Delay(u16 nCount)
{
    /* Decrement nCount value */
    while (nCount != 0)
    {
        nCount--;
    }
}

/* Public functions ----------------------------------------------------------*/

/**
  * @brief How to make  a write followed by a read in the E睵ROM.
  * @par Examples description
  * - Read 28 bytes on the devive  (E睵ROM) 0xA0.
  * @par Parameters:
  * None
  * @retval void None
  * @par Required preconditions:
  * None
  * @par Called functions:
  * - GPIO_Init
  * - GPIO_WriteHigh
  * - GPIO_WriteReverse
  * - I2C_GenerateSTART
  * - I2C_GenerateSTOP
  * - I2C_DeInit
  * - I2C_Send7bitAddress
  * - I2C_SendData
  * - I2C_CheckEvent
  * - I2C_ClearFlag
  * - I2C_ReceiveData
  * - I2C_AcknowledgeConfig
  */
void main()
{

    u8 i = 0;
    u8 data[8] = {0,0,0,0,0,0,0,0};
    u8 Buffer_size = 8;
    u8 Buffer[8] = {0x04, 0x42, 0x53, 0x38, 0x97, 0x03, 0x09, 0x77}; /* Using a 2ko E