Fig. 15-6-2 Port 4 Block Diagram (P44) - Panasonic MN103001G/F01K User Manual

Internal data bus
P4OUT
P44O
DCAS1
P4DIR
P44D
Control
signal from
BC
P4SS
P44S
P4MD
P44M
SBI1

Fig. 15-6-2 Port 4 Block Diagram (P44)

M
P
X
P4IN
P44I
M
P
X
M
P
X
P... Represents one bit of each register.
I/O Ports
P44
15-23