Omron SYSMAC CJ Series, Operation Manual

Page: 78 / 371

FINS commands Section 3-4
66
3-4-1 Read (0101)
The FINS Read command has this format:
/i
The parameters can have the following values:
/i
The CJ1W-MCH72 responds with these codes:
/i
If var_type is 82 or B0, and the response code is 0000, the CJ1W-MCH72
responds with:
/i
If var_type is C2 or F0, and the response code is 0000, the CJ1W-MCH72
responds with:
/i
01 01 .. .. .. 00 .. ..
command_code var_type start_address fixed element_count
Parameter Values (hex)
command_code 01 01
var_type • 82 (Table memory in 16-bit integer format)
• C2 (Table memory in 32-bit IEEE floating-point format)
• B0 (VR memory in 16-bit integer format)
• F0 (VR memory in 32-bit IEEE floating-point format)
start_address 0
≤
start_address
≤
memory size
−
1
≤
FFFF
element_count 1
≤
element_count
≤
memory size
−
start_address
Condition Response code
(hex)
Description
All elements valid 0000 OK
var_type invalid 1101 No area type
start_address invalid 1103 Address range designation error
Number of elements invalid 1104 Address out of range
01 01 00 00
command_code response_code word_1 word_2 ...
01 01 00 00
command_code response_code dword_1 ...
Note The returned words and dwords are in big-endian format.