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E.3
Sample External Circuits
Examples of external circuits for the servo section, and sync signal detection circuit are shown in
figures E.3, E.4.
(1) Servo Section
An example of the external circuit for the DRMPWM output and CAPPWM output pins is
shown in figure E.3.
R
1
DRMPWM
CAPPWN
C
1
Figure E.3 Sample External Circuit for Servo Section
(2) Sync Signal Detection Circuit Section
Figure E.4 shows an example of the external circuit for the sync signal detection circuit section.
33 k
Csync
Note: The figures shown are reference values.
Careful consideration should be given to board floating capacitance
and wiring characteristics when deciding on the constants.
10 pF
Figure E.4 Example of External Circuit for Sync Signal Detection Circuit Section
Содержание Hitachi H8S/2191
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