C.2 Port 2 Block Diagrams; Port 2 Block Diagrams - Hitachi H8S/2646 Hardware Manual

C.2

Port 2 Block Diagrams

P2n
Legend
WDDR2 : Write to P2DDR
WDR2 : Write to P2DR
RDR2 : Read P2DR
RPOR2 : Read port 2
n = 0 to 3, 5, and 7
Note: * Priority order: output compare output/PWM output > pulse output > DR output
Figure C-2 (a) Port 2 Block Diagram (Pins P20 to P23, P25, and P27)
*
Reset
R
Q D
P2nDDR
C
WDDR2
Reset
R
Q D
P2nDR
C
WDR2
TPU module
Output compare output/
PWM output enable
Output compare output/
PWM output
RDR2
RPOR2
Input capture input
1081