HD6432621 Hitachi, HD6432621 Datasheet - Page 1036

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

992
P1n
Legend
WDDR1: Write to P1DDR
WDR1:
RDR1:
RPOR1: Read port 1
n = 2 or 3
Note: * Priority order: address output > output compare output/PWM output > pulse output > DR output
Write to P1DR
Read P1DR
Figure C-1 (b) Port 1 Block Diagram (Pins P12 and P13)
*
From internal
address bus
Q
Q
P1nDDR
WDDR1
P1nDR
WDR1
Reset
Reset
R
C
R
C
RDR1
RPOR1
D
D
System controller
PPG module
TPU module
Address output enable
Pulse output enable
Pulse output
Output compare output/
PWM output enable
Output compare output/
PWM output
External clock input
Input capture input