/**
  @page GPIO_I2C_Master GPIO_I2C_Master example
  
  @verbatim
  *************** (C) COPYRIGHT 2020 - 2023 megawin Technology ***************
  * @file    GPIO/GPIO_I2C_Master/readme.txt 
  * @author  megawin Application Team
  * @version V0.1.10
  * @date    05-January-2023
  * @brief   Description of the GPIO GPIO_I2C_Master example.
  ******************************************************************************
  * 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, MEGAWIN 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.
  ******************************************************************************
   @endverbatim

@par Example Description 

This example describes how to use GPIO to simulate I2C protocol to read and write EEPROM 24C02.

In this example, Main clock is from PLL clock and it is configured at 72MHz. The PLL clock is based on 12MHz HSE. APB1 and APB2 clock is from Main clock.


@par Directory contents 

  - GPIO/GPIO_I2C_Master/GPIO_I2C_Master.uvprojx    MDK5 project file
  - GPIO/GPIO_I2C_Master/GPIO_I2C_Master.uvoptx     MDK5 project options file
  - GPIO/GPIO_I2C_Master/JLinkSettings.ini          Jlink settings file
  - GPIO/GPIO_I2C_Master/main.c                     Main program


@par Hardware and Software environment 

  - Hardware environment
    - HSE crystal is 12MHz


@par How to use it ? 

In order to make the program work, you must do the following :
 - Open GPIO_I2C_Master.uvprojx from this example folder by Keil MDK5
 - Rebuild all files and load your image into target memory
 - Run the example 
   
 * <h3><center>&copy; COPYRIGHT 2020 - 2023 megawin Technology</center></h3>
 */
