73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
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/*----------------------------------------------------------------------------------------------------
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# THIS FILE IS A PART OF XerolySkinner's PROJECT
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#
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# THIS PROGRAM IS FREE SOFTWARE
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#
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# E-mail:ZABBCCCBBAZ@163.com
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# QQ:2715099320
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#
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# Copyright (c) 2022 XerolySkinner
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# All rights reserved.
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*/
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/*----------------------------------------------------------------------------------------------------
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:bsp_AT24C00
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ʱ<EFBFBD><EFBFBD>:20220802-2220
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա:<EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD>
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˵<EFBFBD><EFBFBD>:
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*/
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//////////////////////////////////////////////////////////////////////////////////////////////////////
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//----------------------------------------------------------------------------------------------------
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// ͷ<>ļ<EFBFBD>
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#include "vartable.h"
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#define IIC_ADDR_24C02 0x50
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#define AT_PAGE 8
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#define AT_IIC_COM bspIIC0
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struct struct_AT_Dat AT_Dat={0,0,0};
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//////////////////////////////////////////////////////////////////////////////////////////////////////
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//----------------------------------------------------------------------------------------------------
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// <09><><EFBFBD><EFBFBD>
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//
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void AT_Delay(void){
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HAL_Delay(5);}
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//////////////////////////////////////////////////////////////////////////////////////////////////////
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// <09><><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>
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void AT_WriteOneByte(char ID,char addr,char dat){
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IIC_WriteOneByte(AT_IIC_COM,IIC_ADDR_24C02+ID,addr,dat);
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AT_Delay();}
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char AT_ReadOneByte(char ID,char addr,char dat){
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return IIC_ReadOneByte(AT_IIC_COM,IIC_ADDR_24C02+ID,addr);}
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//----------------------------------------------------------------------------------------------------
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void AT_WriteByte(char ID,char addr,char *dat,char len){
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unsigned int member=0;
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IIC_Start(AT_IIC_COM);
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IIC_SendByte(AT_IIC_COM,(IIC_ADDR_24C02+ID)<<1);
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IIC_WaitAck(AT_IIC_COM);
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IIC_SendByte(AT_IIC_COM,addr);
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IIC_WaitAck(AT_IIC_COM);
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do{
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IIC_SendByte(AT_IIC_COM,dat[member]);
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IIC_WaitAck(AT_IIC_COM);
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member++;
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if(((member+addr)%AT_PAGE)==0){
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IIC_Stop(AT_IIC_COM);
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AT_Delay();
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IIC_Start(AT_IIC_COM);
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IIC_SendByte(AT_IIC_COM,(IIC_ADDR_24C02+ID)<<1);
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IIC_WaitAck(AT_IIC_COM);
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IIC_SendByte(AT_IIC_COM,addr+member);
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IIC_WaitAck(AT_IIC_COM);}
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}while(member!=len);
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IIC_Stop(AT_IIC_COM);
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AT_Delay();}
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void AT_ReadByte(char ID,char addr,char *dat,char len){
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IIC_ReadByte(AT_IIC_COM,IIC_ADDR_24C02+ID,addr,dat,len);}
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//----------------------------------------------------------------------------------------------------
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void AT_Write_Pack(char ID,struct struct_AT_Dat *AT_Dat){
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AT_WriteByte(ID,0,(char*)AT_Dat,sizeof(struct struct_AT_Dat));}
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void AT_Read_Pack(char ID,struct struct_AT_Dat *AT_Dat){
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AT_ReadByte(ID,0,(char*)AT_Dat,sizeof(struct struct_AT_Dat));}
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//////////////////////////////////////////////////////////////////////////////////////////////////////
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