20
D-FJ211
5-8. IC PIN FUNCTION DESCRINTION
Pin No.
Pin name
I/O
Description
IC801 (SYSTEM CONTROL) T5AW6-Z7C
1
GND
–
Ground terminal
2
XIN
I
System clock input
3
XOUT
O
Not used (OPEN)
4
TEST
I
Test mode terminal
5
VCPU_2.0V
–
Power supply for CPU & I/O
6
FOK_I
I
Focus OK signal input
7
XBUSY_I
I
DSP’s auto sequencer status
8
RESET_I
I/O
Micon reset terminal
9
ACKCD_I
I
ACK signal input
10
SDTI_I_TU
I
Signal data input from TC9327AF-641
11
SCOR_I
I
SCOR pulse input
12
HPSW_O
O
Headphone IC power switch
13
DEFECT_I
I
DEFECT signal input
14
XPOWLT_O
O
Power IC’s serial interface latch output
15
SRW_O
O
DSP’s serial interface Read/Write signal output
16
SDTI_I
I
Serial interface input
17
SDTO_O
O
Serial interface output
18
SCK_O
O
Serial interface clock output
19
AVCPU
–
Power supply for CPU and I/O
20
ADVREF
–
Analog reference voltage for A/D converter
21
AD_SEL
I
Test mode detection input
22
AD_CHGMNT
I
Charging monitor input
23
AD_KEY2
I
Key input
24
AD_BATTMNT
I
Battery voltage monitor input
25
WP/AD_KEY1
I
Set’s key detection input
26
WP/AD_RMKEY
I
Remocon’s key detection input
27
AD_DCINMNT
I
DC voltage monitoring input
28
WP/XOPEN
I
OPEN switch status detection input
29
TUPWR
O
Power supply for tuner
30
BEEP_O
O
BEEP sound
Not used (OPEN)
Power supply for EEPROM (OPEN)
Wake-up signal input
Tuner ON signal input
Not used (OPEN)
DRAM size selection terminal (fixed at H)
Line out detection signal output
ESP switch status detection input
LCD request signal output
HOLD switch status detection input
41 to 56
SEG0-15
O
Not used (OPEN)
57-60
COM0-3
O
Not used (OPEN)
61-63
V1-3
–
Not used (OPEN)
64
C1
–
Not used (OPEN)
65
C0
–
Not used (OPEN)
66
XWAKEUP_O
O
Wake-up signal output
67
PGM_SDTO
–
Not used (OPEN)
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