moyuhai
74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/*!
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* \file i2c_software.c
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*
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* \brief Target i2c software implementation
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*
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* \copyright Revised BSD License, see section \ref LICENSE.
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*
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* \code
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*
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* _ __ _ ________ _
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* | |/ /(_)___ / ____/ /_ (_)___
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* | // / __ \/ / / __ \/ / __ \
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* / |/ / / / / /___/ / / / / /_/ /
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* /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
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* /_/
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* (C) 2022-2025 XinChip
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*
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* \endcode
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*
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* \author ( XinChip ) Alex-J
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*
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* \author ( XinChip )
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*/
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/*-----------------------------------------------------------------------------------
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INCLUDE HEADE FILES
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------------------------------------------------------------------------------------*/
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#include "i2c_software.h"
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#include "xc6xxx_sw_i2c.h"
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/*------------------------------------------------------------------------------------
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Macros
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-------------------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------------------
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Global Variables
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-------------------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------------------
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Functions
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-------------------------------------------------------------------------------------*/
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/**
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* @brief i2c_software_demo
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* @details
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* @param void
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* @retval void
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*/
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void i2c_software_demo(void) {
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uint8_t txbuff[512] = {"XINCHIP AT24C08 IIC TEST 20190507 . . . . . . . ."};
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uint8_t rxbuff[sizeof(txbuff)];
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I2C_SoftWareInit();
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for (int i = 0; i < sizeof(txbuff) / 2; i++) {
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txbuff[i] = i;
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}
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for (int i = sizeof(txbuff) / 2; i < sizeof(txbuff); i++) {
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txbuff[i] = sizeof(txbuff) - i - 1;
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}
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DEBUG("AT24CXX_Write\n");
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for (int i = 0; i < sizeof(txbuff); i++) {
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DEBUG("[%d-%d] ", i, txbuff[i]);
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}
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AT24CXX_WriteLenByte(0, (uint8_t *)txbuff, sizeof(txbuff));
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DEBUG("AT24CXX_Read\n");
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AT24CXX_ReadLenByte(0, rxbuff, sizeof(txbuff));
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for (int i = 0; i < sizeof(rxbuff); i++) {
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DEBUG("[%d-%d] ", i, rxbuff[i]);
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}
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}
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