Ic Pin Function Description - Sony HCD-M333 Service Manual

HCD-M333
QQ
3 7 63 1515 0

6-27. IC PIN FUNCTION DESCRIPTION

• IC101 M30622MGN-B16FP SYSTEM CONTROL (MAIN Board)
Pin No. Pin Name
1 LCD ON
2 ST-RDS-DATA
3 LCD-RST
4 SIRCS-IN-WAKE
5 LCD-DATA
6 LCD-CS
7 LCD-CLK
8 BYTE
9 CNVSS
10 XCIN
11 XCOUT
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 ST-RDS-CLK
19 CD-SCOR
20 AC-CUT
21 ST-MUTE
22 ST-CE
TE
L 13942296513
23 ST-DATA-OUT
24 CD-PWM3
25 ST-DATA-IN
26 CD-PWM2
27 ST-CLK
28 CD-PWM1
29 IIC-CLK
30 IIC-DATA
31 TXD1
32 CD-SQSO
33 CD-SQCLK
34 ST-STEREO
35 CD-DATA
36 CD-XLT
37 CD-CLK
38 TC-PLAY-SW
39 32K-OUT
40 TC-MUTE
41 TC-REC-MUTE
42 TC-BIAS
43 TC-PB-REC
44 LED-STANDBY
www
45 AD RESETSM-INT
46 NSP-MUTE
47 SM-CS
.
48 SM DRVRST
49 AD CS
50 HP-DET
84
http://www.xiaoyu163.com
I/O
O LCD display power supply control signal output
I RDS data input (AEP, UK)
O LCD reset signal output
I SIRCS signal input
O LCD data output
O LCD chip select signal output
O LCD clock output
— External data bus width selection signal input (connected to the ground)
— Processor mode selection signal input (fixed at "L")
I Sub clock input
O Sub clock output
I System reset signal input
O Main system clock output
— Ground terminal
I Main system clock input(16MHz)
— Power supply (+3.3V)
I Not used (fixed at "H")
I RDS clock input (AEP, UK)
I CD Q-data request signal input
I AC cut detection signal input ("L" : AC cut, "H" : normal)
O Tuner muting signal output
O Tuner chip enable signal output
O Tuner data output
O PWM3 signal output
I Tuner data input
O PWM2 signal output
O Tuner clock output
O PWM1 signal output
I/O IIC communication clock input/output
I/O IIC communication data input/output
O Not used (open)
I SQSO signal input
O Clock output for serial data reading
I STEREO signal input from the tuner
O Serial data output
O Serial data latch signal output
O Clock output for serial data transfer
I TC play switch signal inpvut
O 32kHz clock output (open)
O TC line muting signal output ("H" : muting on, "L" : muting off)
O TC recording muting signal output ("L" : muting on, "H" : muting off)
O BIAS on/off control signal output ("L" : bias on, "H" : bias off)
O TC record/playback control signal output ("L" : playback, "H" : record)
O STANDBY LED control signal output
O Not used (open)
O Not used (open)
x ao
y
O Not used (open)
i
O Not used (open)
O Not used (open)
I Headphone detection signal input
http://www.xiaoyu163.com
8
Description
Q Q
3 6 7 1 3
u163
.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9