Example code for modbus serial

Dependencies:   mbed

Committer:
vsupacha
Date:
Fri Mar 16 04:34:08 2018 +0000
Revision:
1:0007712e84a8
Parent:
0:f306cb0263a6
Draft of complete solution

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vsupacha 0:f306cb0263a6 1 #ifndef MODBUS_H
vsupacha 0:f306cb0263a6 2 #define MODBUS_H
vsupacha 0:f306cb0263a6 3
vsupacha 0:f306cb0263a6 4 #define FUNC_CODE 3
vsupacha 0:f306cb0263a6 5 #define ADDR_BASE 0x0000
vsupacha 0:f306cb0263a6 6 #define ADDR_RANGE 2
vsupacha 0:f306cb0263a6 7 #define MAX_FRAME_SIZE 20
vsupacha 0:f306cb0263a6 8
vsupacha 0:f306cb0263a6 9 void modbus_init(uint8_t id);
vsupacha 0:f306cb0263a6 10 uint16_t modbus_read(uint16_t offset);
vsupacha 0:f306cb0263a6 11 uint16_t modbus_update(uint8_t offset, uint16_t val);
vsupacha 0:f306cb0263a6 12 int modbus_parser(char ch, uint8_t *frame);
vsupacha 1:0007712e84a8 13 uint8_t modbus_check(uint16_t offset, uint16_t count);
vsupacha 1:0007712e84a8 14 void modbus_response(uint8_t reg_map);
vsupacha 0:f306cb0263a6 15
vsupacha 0:f306cb0263a6 16 #endif // MODBUS_H