6 System Screen
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The contents of a device when checking ‘Device Extensions’
WDS: word device lead address: The set device in device item in SIO setting.
Using device
extensions
WDS: [If output register setting is Y4, Y5, and Y6, it saves 0. If output
register setting is YC, YD, and YE, it saves 1.]
WDS+1: [Saves the set number of data bits]
WDS+2: [Saves the set number of data]
WDS+3: [1st display data]
…
WDS+n: [(n-3)th display data]
*n-3: the number of data
Not using
device
extensions
WDS: [1st display data]
…
WDS+n: [(n-3) th display data]
*n : the number of data
[Setting example and output timing diagram]
Setting item Setting example
Using SIO Check (Using)
Output Register
Y00004 – Y00006
Data Bit 4
The Number of
Data
3
Device D0
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