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Status4 return
The purpose of this communication protocol is to control the status of this product on host and to
return status from this product with request command from host.
Status is returned immediately after receiving request command.
Receive mode for this communication protocol is multi buffer mode.
Connection diagram
1)DB-9P
This product
RD
2
SD
3
SG
5
IMPORTANT: Depending on the host used, it may need to loop CS and RS (constantly maintain at "High" level) on the host
side. For more details, refer to your host computer documentation.
I/O signal
Pin no.
2
RD
3
SD
5
SG
Host
3
2
5
Signal
I/O
name
Input
Output
-
SD
RD
SG
Data transferred from the host to this product
Data transferred from this product to the host
Signal ground
464
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