NEC V854 UPD703006 User Manual page 32

Pin Name I/O
P50 to P57 I/O
P60 to P67 I/O
P70 to P77 Input
P80 to P87 Input
P90 I/O
P91
P92
P93
P94
P95
P96
P100 I/O
P101
P102
P103
P110 I/O
P111
P112
P113
P114
P115
P116
P117
P120 I/O
P121
P122
P123
P124
P125
P126
P127
P130 to P137 I/O
P140 to P147 I/O
32
CHAPTER 2 PIN FUNCTIONS
Port 5.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 6.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 7.
8-bit input only port.
Port 8.
8-bit input only port.
Port 9.
7-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 10.
4-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 11.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 12.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 13.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
Port 14.
8-bit I/O port.
Can be specified in input/output mode in 1-bit units.
User's Manual U11969EJ3V0UM00
Function
(2/2)
Alternate Function
AD8 to AD15
A16 to A23
ANI0 to ANI7
ANI8 to ANI15
LBEN/WRL
UBEN
R/W/WRH
DSTB/RD
ASTB
HLDAK
HLDRQ
PWM0
PWM1
PWM2
PWM3
TO21
TI21/INTP21
TO22
TI22/INTP22
TO23
TI23/INTP23
TO24
TI24/INTP24
SO2
SI2
SCK2
SO3
SI3
SCK3
–
CLO
RTP0 to RTP7
–