IDEC High Performance Series - Manual (Page 599)

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7 DM Link 1:1Communication Format
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External Device Setup Manual
7.2.2 Response
Format: Normal response
Format: Error response
7.2.3 Write Sequence
Do not transmit the following command until the external device receives the response of a command which transmitted to
the display machine or serves as a timeout.
Detailed description: Normal response
Command Code Description Bytes
ACK 06h Write completed normally. 1
W 57h Write response. (Only Protocol format 1) 1
CR 0Dh End. (Only Protocol format 1) 1
Detailed description: Error response
Command Code Description Bytes
NAK 15h Command was not received correctly. 1
Error Code Refer to 10 Error Processing. (Only Protocol format 1) 1
CR 0Dh End. (Only Protocol format 1) 1