IAI America TTA User Manual
Page 16
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4-3-2.
Test Call (200H)
Function: Perform communication test. The same data as in the command will be returned.
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
'200(h)'
3
6
String
'XXXXXXXXXX'
10
16
Arbitrary string (10 bytes)
SC 'XX(h)'
2
18
CR 0Dh
1
19
LF 0Ah
1
20
Normal response
Header '#'
1
1
Station 'XX(h)'
2
3
Message ID
'200(h)'
3
6
String
'XXXXXXXXXX'
10
16
Same string as in the command (10 bytes)
SC 'XX(h)'
2
18
CR 0Dh
1
19
LF 0Ah
1
20
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.