IAI America TTA User Manual
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4-3-44. Controller
Function Specification 2 (271H)
Function: Specify the function of the controller.
Data name
Data range (value)
Data size
[bytes]
Cumulative
bytes [bytes]
Endian Sign
extension
Unit
Description Remarks
Big Little Yes No
Command
Header '!'
1
1
Station 'XX(h)' 2
3
Message ID
'271(h)' 3
6
Controller function
specification word 9
'XXXX(h)' 4 10
‘0001H’
(Extended data (SEL programs, program steps, point
data) IAI protocol query, change enable specification)
* Because the controller clears all the settings of the
controller function specification words 9 to 16 when the
power is turned OFF, a software reset is received or
IAI protocol (format A (old protocol)) “version query” is
received, resetting is required.
* X-SEL-P/Q/PX/QX FROM 16M controller, SSEL
SRAM 4M controller and X-SEL-R/S/RX/SX/RXD/SXD
controller settings are disabled.
Controller function
specification word 10
'XXXX(h)' 4 14
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 11
'XXXX(h)' 4 18
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 12
'XXXX(h)' 4 22
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 13
'XXXX(h)' 4 26
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 14
'XXXX(h)' 4 30
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 15
'XXXX(h)' 4 34
Bits 0 to 15 (Reserved for system use) are fixed to 0.
Controller function
specification word 16
'XXXX(h)' 4 38
Bits 0 to 15 (Reserved for system use) are fixed to 0.
SC 'XX(h)' 2
40
CR 0Dh
1
41
LF 0Ah
1
42
Norm
al
respon
se
Header '#'
1
1
Station 'XX(h)' 2
3
Message ID
'271(h)' 3
6
SC 'XX(h)' 2
8
CR 0Dh
1
9
LF 0Ah
1
10
Error
respon
se
Error response format
Refer to the error
response format.
10 10
(Note 1)
Add H (or h) at the end of each data expressed in hexadecimal notation. If there is no H or h at the end, the data is considered a decimal.
(Note 2)
Data enclosed in single quotation marks indicates an ASCII code. Data is a hexadecimal ASCII code if (h) is added before the closing quotation mark, or a decimal ASCII code if (d) is added before the closing
quotation mark.