244
C200H I/O Link Units Section 6-1
Command Block
Response Block
Parameters
Destination Node Address (Command)
The node address of the C200H I/O Link Unit reading the data, in single-byte
(2-digit) hexadecimal.
Service Code (Command, Response)
In the command, IC Hex is specified. In the response, the leftmost bit is
turned ON and 9C Hex is returned.
Class ID (Command)
Always 2F Hex.
Instance ID (Command)
Specifies the data area to be read, in hexadecimal, as shown in the following
table.
Setting Area Word range
01 Hex IR Area 1 (CIO) Write Area: IR 000 to IR 235
Read Area: IR 000 to IR 235
02 Hex IR Area 2 (CIO) IR 300 to IR 511
03 Hex Data Memory Area (DM or D) DM 0000 to DM 4095
(C200HE-CPU11-E only)
DM 0000 to DM 5999
(All except C200HE-CPU11-E)
04 Hex LR Area LR 00 to LR 63
05 Hex HR Area (HR or H) HR 00 to HR 99
06 Hex C200HX/HG/HE
(-Z)
AR Area AR 00 to AR 27
(Can be set for Read Area only)
CS1H/G Holding Area (H) H100 or H102 to H127
(Specify the starting word with
00 Hex or 02 to 1B Hex.)
07 Hex C200HX/HG/HE
(-Z)
Timer/Counter
Area (TIM/CNT)
TIM/CNT 000 to TIM/CNT 511
CS1H/G Timer Area (T) T 000 to T 511
08 Hex EM Area (bank 0 only) EM 0000 to EM 6143
Destination node address
Service code
Class ID
Instance ID
Address L
Address H
No. of read bytes
No. of received bytes
Source node address
Service code
Word data H
Word data L
Word data H
Word data L
Read data
(Maximum: 200 bytes)
To Next Page
Loading...
