Datasheet

830
PAR
Internal
data bus
RES
PFC
Standby
PAW
PAnDR
Q
C
D
TCLKC,
TLCKD
SBYCR
MTU
n = 8, 9
PAR: Port A read signal
PAW: Port A write signal
RES: Reset signal
IRQ2,
IRQ3
INTC
R
Q PAnMD0
Q PAnMD1
Q PAnIOR
Q HIZ
PA8/
TCLKC/
IRQ2,
PA9/
TCLKD/
IRQ3
Figure B.5 PAn/TCLKm/IRQx Block Diagram (ZTAT, Mask)