User Manual

Modbus TCP/IP Communications Support DI[D-SE-0030484.1.5]
108 EIO0000001601 Draft 2013/07/17
Write One Word
Write request:
” Slave no.: 01h
” Function code: 6h
” Address of word: Same addressing field as for the read request
” Word values: 0000h to FFFFh
Response:
The response is an echo of the request, indicating that the value contained in the request has been
taken into account by the Smart Antenna.
Write N Words
Write request:
” Slave no.: 01h
” Function code: 10h
Slave no. Function
code
Address of
word
Word Value Check
01h 6h Hi Lo Hi Lo
1byte 1byte 2bytes 2bytes 2bytes
(RTU mode)
Slave no. Function
code
Address of
word
Word Value Check
01h 6h Hi Lo Hi Lo
1byte 1byte 2bytes 2bytes 2bytes
(RTU mode)
Slave no. Function
code
Address of
1st word
Number of
words
Number of
bytes
Value of 1st
word
Value of
last word
Check
01h 10h Hi Lo Hi Lo Hi Lo Hi Lo
1 byte 1 byte 2 bytes 2 bytes 1 byte 2 bytes 2 bytes 2 bytes
(RTU mode)