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https://github.com/armink/FreeModbus_Slave-Master-RTT-STM32.git
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a5528950d0
2、【修改】FreeModbus的port文件夹下相关文件的命名方式，从机保留FreeModbus原有的文件，主机则在文件名后面增加“_m”以区分，尽量保证FreeModbus源码的统一性； 3、【增加】FreeModbus主机初始化、使能、失能及定时器状态机相关方法，定时器超时状态机还需要后期完善，发送状态机及接收状态机还未实现； Signed-off-by: armink <armink.ztl@gmail.com>
35 lines
1.6 KiB
C
35 lines
1.6 KiB
C
#ifndef USER_MODBUS_SLAVER_H
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#define USER_MODBUS_SLAVER_H
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/* ----------------------- Modbus includes ----------------------------------*/
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#include "mb.h"
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#include "mbport.h"
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/* ----------------------- Defines ------------------------------------------*/
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#define DISCRETE_INPUT_START 1
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#define DISCRETE_INPUT_NDISCRETES 16
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#define COIL_START 1
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#define COIL_NCOILS 64
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#define REG_INPUT_START 1
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#define REG_INPUT_NREGS 100
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#define REG_HOLDING_START 1
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#define REG_HOLDING_NREGS 100
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//===========================在保持寄存器中，各个地址对应的功能定义========================
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#define HD_RESERVE 0 //保留
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#define HD_CPU_USAGE_MAJOR 1 //当前CPU利用率的整数位
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#define HD_CPU_USAGE_MINOR 2 //当前CPU利用率的小数位
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//===========================在输入寄存器中，各个地址对应的功能定义========================
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#define IN_RESERVE 0 //保留
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//===========================在线圈中，各个地址对应的功能定义============================
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#define CO_RESERVE 2 //保留
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//===========================在离散输入中，各个地址对应的功能定义=========================
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#define DI_RESERVE 1 //保留
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/*--------------------------Extern Functions------------------------------------*/
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extern UCHAR xMBUtilGetBits( UCHAR * ucByteBuf, USHORT usBitOffset, UCHAR ucNBits );
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extern void xMBUtilSetBits( UCHAR * ucByteBuf, USHORT usBitOffset, UCHAR ucNBits,UCHAR ucValue );
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#endif
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