SECTION 4
Reading from/Writing to ID Tags
When SECS Is Not Used
Command/Response Format
1:N Protocol
Command
SOH
Node No.
01h
Response
SOH
Node No.
01h
1:1 Protocol
Command
Command code
Response
Response
code
Meaning of FCS (frame check sequence)
This is two ASCII characters obtained by conversion from the 8-bit exclusive logical sum (EOR) of the characters from
the character immediately after SOH to the character immediately before FCS.
Example: Reading the data of page 1 and page 2 of node No.1
Command
CIDRW System
86
User's Manual
Command code
Response
code
1
Parameter
⋅ ⋅ ⋅
1
Parameter
⋅ ⋅ ⋅
1
Calculation range
(ASCII conversion)
Parameter
1
⋅ ⋅ ⋅
Parameter
⋅ ⋅ ⋅
n
CR
n
0Dh
CR
n
0Dh
FCS
CR
n
0Dh
FCS
CR
0Dh