Daewoo 2898ST Service Manual page 15

Pin Name
1 P3.1
2 P0.7/Open Drain
3 P0.6/Open Drain
4 P0.5/Open Drain
5 P0.4/Open Drain
6 P0.3/Open Drain
7 P0.2/Open Drain
8 P0.1/Open Drain
9 P0.0/Open Drain
10 VSS
11 VCC
12 XTAL1
13 XTAL2
14 P4.0/ALE
15 RESET
16 P1.7/14BIT PWM
17 P1.6/14BIT PWM
18 P1.5/14BIT PWM
19 P1.4/14BIT PWM
20 P1.3/14BIT PWM
21 P1.2/14BIT PWM
22 P1.1/8BIT PWM
23 P1.0/8BIT PWM
Symbol
SYS
BUSSTOP
SDA
SCL
OPTION
OPTION
OPTION
OPTION
LED
VSS
VCC
OSCIN
OSCOUT
RST
VT
OPTION
F/SW
OPTION
MUTE
GND
15
Description
SECAM-L' OUT for switching SAW filter L9461
- SECAM-L' : H
- SECAM- L : L
I2C BUS STOP IN for Computer controlled
alignment in Factory ( Active Low )
Serial data IN/OUT for I2C
Serial clock IN/OUT for I2C
#5 #6 Teletext
H H West Teletext
L H East Teletext
H L Turkish Teletext
#7 #8 #17 Tuning / Sound System
L H H B/G (2-G, NICAM)
H H H B/G, D/K (2-C, NICAM)
L L H I/I (NICAM)
H L H I (UHF only, NICAM)
H H L L/L' B/G (2-C, NICAM)
L H L B/G L/L' (2-C, NICAM)
LED drive OUT
- Stand-by mode : H
- Operating mode : L
( IR reception : pulse )
ground
Power Supply
Input to inverting osc. Amplifier
Output of inverting osc. Amplifier
Not Used
RESET IN (ACTIVE LOW)
TUNING VOLTAGE OUT
TUNING SYSTEM
F/SW IDENT IN for stopping OSD
display in RGB mode
- H : TV /AV mode
- L : RGB mode
ATS OPTION H : ON
L : OFF
AUDIO MUTE OUT
GND
Not Used
Not Used