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8XC196MC, MD, MH USER’S MANUAL
9-2
Figure 9-1. Waveform Generator Block Diagram
A2637-01
Timebase Generator
Phase Driver
One of Three Channels
WG_RELOAD
Buffer
WG_RELOAD
Update WG_RELOAD
WG_COUNTER = 1
WG Interrupt
WG_COUNTER = WG_RELOAD
WG_COUNTER
Phase
Comparator
Reload
Comparator
Dead-time
&
Output
Circuitry
P6.0 / WG1#
P6.1 / WG1
To Other Phase Driver Channels
WG_COMP
x
WG_COMP
x
Buffer
Update WG_COMP
WG_OUTPUT
Buffer
WG_CONTROL
WG_PROTECT
WG_OUTPUT
Protection
Circuitry
EXTINT Input Pin
Update WG_OUTPUT
Mode Control Signals
and Dead Time
Output Control
EXTINT Interrupt Vector
Output Disable
Control
16
16
16
16
16
16
16
8
8
16
16
16
8
8