(2) Non-Port Pins (2/2)
Pin Name
ANI0 to ANI7
Input
AV
Input
REF
AV
—
DD
AV
—
SS
RESET
Input
X1
Input
X2
—
XT1
Input
XT2
—
V
—
DD
V
—
PP
V
—
SS
IC
—
3.1.2 PROM programming mode pins ( µ PD78P014 only)
Pin Name
RESET
Input
www.DataSheet4U.com
V
Input
PP
A0 to A14
Input
D0 to D7
Input/
output
CE
Input
OE
Input
V
—
DD
V
—
SS
66
CHAPTER 3 PIN FUNCTION ( µ PD78014 Subseries)
Input/
Output
A/D converter analog input.
A/D converter reference voltage input.
A/D converter analog power supply. Connect to V
A/D converter ground potential. Connect to V
System reset input
Crystal connection for main system clock oscillation
Crystal connection for subsystem clock oscillation
Positive power supply
High-voltage application for program write/verify. Connect directly to V
in normal operating mode.
Ground potential
Internally connected. Connect directly to V
Input/
Output
PROM programming mode setting.
When +5 V or +12.5 V is applied to the V
pin, the PROM programming mode is set.
High-voltage application for PROM programming mode setting and program write/verify
Address bus
Data bus
PROM enable input/program pulse input
Read strobe input to PROM
Positive power supply
Ground potential
Function
.
DD
.
SS
.
SS
Function
pin or a low-level voltage is applied to the RESET
PP
After
Alternate
Reset
Function
Input
P10 to P17
—
—
—
—
—
—
—
—
—
—
—
—
Input
P04
—
—
—
—
—
—
SS
—
—
—
—