
19
Transfer Format
Command block:
Command from computer
When there are multiple parameters, a space is used as delimiter.
Data response block: Response from NA-28. Response data are ASCII.
<
STX
>
ID
ATTR
<
ETX
>
<
CR
>
<
LF
>
1
1
1
M
N
1
1
1
1
byte
ATTR = 'C'
Command
Parameter
00
H
When there are multiple data, a comma “,” is used as delimiter.
Acknowledge response block:
Computer or NA-28
<
STX
>
ID
ATTR
<
ETX
>
<
CR
>
<
LF
>
1
1
1
N
1
1
1
1
byte
ATTR =
Response data
'A' or 'Q'
00
H
Not Acknowledge response block: Command from NA-28
<
STX
>
ID
ATTR <
ETX
>
<
CR
>
<
LF
>
1
1
1
1
1
1
1
byte
ATTR = <
ACK
>
00
H
Enquire block:
From computer to NA-28
<
STX
>
ID
ATTR
<
ETX
>
<
CR
>
<
LF
>
1
1
1
4
1
1
1
1
byte
ATTR = <
NAK
>
Error code
00
H
Stop request block:
From computer to NA-28
<
STX
>
ID
ATTR <
ETX
>
<
CR
>
<
LF
>
1
1
1
1
1
1
1
byte
ATTR = <
ENQ
>
00
H
<
SUB
>
1
Stop the continuous output of data started by the request command DRD?
Summary of Contents for NA-28
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