Block Diagram Of Ppg Timer; Fig. 13.1 Block Diagram Of Ppg Timer - Fujitsu MB90420/5 (A) Series Hardware Manual

MB90420/5 (A) SERIES F

13.2 Block Diagram of PPG Timer

The block diagram of PPG timer is given below.
n Block diagram
Prescaler
1/1
1/4
1/5
1/16
1/32
Machine clock
Trigger input
P05/TRG
Edge detection
Software trigger
2
MC-16LX FAMILY 16-BIT MICROCONTROLLERS HARDWARE MANUAL
PCSR
Load
PCNT
16-bit decrement counter
Start Borrow
Enable

Fig. 13.1 Block Diagram of PPG Timer

PDUT
CMP
S
R
Interrupt
selection
13-4
PPG Mask
Q
Invert bit
Interrupt
PPG output