IDEC High Performance Series - Manual (Page 597)

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7 DM Link 1:1Communication Format
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External Device Setup Manual
7.1.4 Read 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.
7.1.5 Read Communication Example
• To read the two words of data in DM200 and DM201 (without BCC, Basic protocol format)
If the data in DM200 is 4951 (1357h), and the data in DM201 is 9320 (2468h) the sequence is as follows.
The DM address 200 (C8) is converted and expressed as ASCII code.