HD6475328-CP10 HITACHI [Hitachi Semiconductor], HD6475328-CP10 Datasheet - Page 425

• Manufacturer Part Number: HD6475328-CP10
• Description: original Hitachi CMOS microcomputer unit (MCU)
• Manufacturer: HITACHI [Hitachi Semiconductor]

C.5 Schematic Diagram of Port 5
Figure C-5 gives a schematic view of the port 5 input/output circuits.
Table C-5 Port 5 Port Read
Mode
1,3
2,4,7
P5
n
MOS
pull-up
DDR = 0
DDR = 1
Mode 1, 2, 3, or 4
Port Read Data
DR value
Pin value
DR value
Figure C-5 Schematic Diagram of Port 5
Mode 7
Bus release
Software standby
416
RP5
Mode 1, 2, 3, or 4
Q
P5 DDR
Q
Mode 1 or 3
WP5D
P5 DR
S
WP5
n
C
C
Reset
Reset
n
R
R
D
D
WP5D:
WP5:
RP5:
n:
Write to P5DDR
Write to Port 5
Read Port 5
0 to 7