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M-7065 User’s Manual
Ver2.0, Dec. /200
8
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147
A.5 Latched Digital Input
The M-7065 DIO module provide commands to read the
latched high digital input and latched low digital input status.
Following is an example to show the usefulness of the latched
digital input. When we want to read the key stroke of a key
switch which is connected to the digital input channel of a
module, the input signal of the key stroke is a pulse signal as
shown in the following figure.
If we just use the read digital input status command to read
the signal and we cannot send the command during the B
period due to some reasons, then we will lose the key stroke
information. However, with the read latched digital input
command, we can still get the key stroke information even we
are not able to send command in B period. For details of the
read latched digital input command, please refer to Sections
2.15.
Содержание M-7065
Страница 7: ...M 7065 User s Manual Ver2 0 Dec 2008 7 1 2 Pin Assignment...
Страница 42: ...M 7065 User s Manual Ver2 0 Dec 2008 42 Related Commands Section 2 2...
Страница 106: ...M 7065 User s Manual Ver2 0 Dec 2008 106 Supported modules M 7065 Valid starting channel DI Count Value 0x0000 0x0003...