Delta ASDA-A2 Series User Manual page 587

A2
ASDA-
Example 2:
Function code: 06H, write 1 word
For example, writing 100 (0064H) to starting data address 0200H. The slave will send the
response message to the master after writing operation is completed.
ASCII Mode:
Command message (Master):
Start
Slave Address
Function
Starting data
address
Content of data
LRC Check
End 1
End 0
RTU Mode:
Command message (Master):
Address
Slave Function
Starting data
address
Content of data
CRC Check Low
CRC Check High
Please note:
In RTU mode, a silent interval of more than 10ms is needed before and after transmission.
9-12
':'
'0'
'1'
'0'
'6'
'0'
'2'
'0'
'0'
'0'
'0'
'6'
'4'
'9'
'3'
(0DH)(CR)
(0AH)(LF)
01H
06H
02H (High)
00H (Low)
00H (High)
64H (Low)
89H (Low)
99H (High)
Chapter 9 Communications
Response message (Slave):
Start
Slave Address
Function
Starting data
address
Content of data
LRC Check
End 1
End 0
Response message (Slave):
Address
Slave Function
Starting data
address
Content of data
CRC Check Low
CRC Check High
':'
'0'
'1'
'0'
'6'
'0'
'2'
'0'
'0'
'0'
'0'
'6'
'4'
'9'
'3'
(0DH)(CR)
(0AH)(LF)
01H
06H
02H (High)
00H (Low)
00H (High)
64H (Low)
89H (Low)
99H (High)
Revision September 2012