µPD703100A-33, 703100A-40, 703101A-33, 703102A-33
Table 2-1. I/O Circuit Type of Each Pin and Recommended Connection of Unused Pins (2/2)
Pin
I/O Circuit Type
5
Recommended Connection of Unused Pins
P92/RD
Input: Independently connect to HVDD or VSS via a resistor
Output: Leave open
P93/WE
P94/BCYST
P95/OE
P96/HLDAK
P97/HLDRQ
P100/TO120, P101/TO121
P102/TCLR12, P103/TI12
5-K
P104/INTP120/TC0 to
P107/INTP123/TC3
P110/TO140, P111/TOI41
P112/TCLR14, P113/TI14
P114/INTP140
5
5-K
P115/INTP141/SO3
P116/INTP142/SI3
P117/INTP143/SCK3
P120/TO150, P121/TO151
P122/TCLR15, P123/TI15
P124/INTP150 to P126/INTP152
P127/INTP153/ADTRG
PA0/A0 to PA7/A7
PB0/A8 to PB7/A15
PX5/REFRQ
5
5-K
5
PX6/WAIT
PX7/CLKOUT
CKSEL
1
2
Connect directly to HVDD
—
RESET
MODE0 to MODE2
MODE3
Connect to VSS via a resistor (RVPP)
Connect directly to VSS
AVREF, AVSS
—
—
AVDD
Connect directly to HVDD
19
Preliminary Data Sheet U14168EJ2V0DS00
NEC [ NEC ]
