LG LAC-M8410R Service Manual page 34

I IC901 µPD703260GC-105-8EA
1) PORT DESCRIPTION
Pin Name in Micom
1 AVREFO
2 AVSS
3 P10/ANO0
4 P11/ANO1
5 AVREF1
6 PDH4/A20
7 PDH5/A21
8 IC/FLMD0
9 VDD
10 REGC
11 VSS
12 X1
13 X2
14 /RESET
15 XT1
16 XT2
17 P02/NMI
18 P03/INTPO/ADTRG
Name in Model Enable I/O I/O setted
AVREFO -
AVSS -
PVOLA I/O
PVOLB I/O
AVREF1 -
PMEMAD19 I/O
PMEMAD20 I/O
N.C -
VDD -
N.C -
VSS -
X'tal I
X'tal -
/RESET I
N.C I
N.C -
N.C I/O
N.C I/O
- 2-29 -
Descripation
- Analog reference voltage(3.3V)
- Analog ground
I Volume encoder A Pin input
I Volume encoder B Pin input
- Analog reference voltage(3.3V)
O External memory address 19 output
O External memory address 20 output
- MASK version : Ground
FLASH version :
Normal mode : pull down
Flash memory programming mode : pull-up
- Power supply(3.3V)
- Regulator control (connect to VSS Via a 4.7µF capacitor)
- Ground
I X'tal 4.9152 MHz
- X'tal 4.9152 MHz
I Reset(Low active)
I Connect to Vss
- Open
O Open
O Open