Samsung S1000 Service Manual page 51

Block Diagrams
9-4 µ-com(LC866224V-5082) : UIC1
No. Port
1
P5 2
2
PWM
3
P2 0
4
1
5
2
6
3
7 4
8 5
9 6
10 7
11
TEST1
12
RESET
13
XT 1
14
XT 2
15
VSS
16
CF 1
17
CF 2
18
VDD
19
P8 0
20
1
21
2
22
3
23 4
24 5
25 6
26 7
27
P7 0
28
1
29
2
30
3
31
S0 / T0
32
S1 / T1
33
S2 / T2
34
S3 / T3
35
S4 / T4
36
S5 / T5
37
S6 / T6
38
S7 / T7
39 S8 / T8
40 S9 / T9
41 S10 / T10
42 S11 / T11
43
S12 / T12
44
S13 / T13
45
S14 / T14
46
S15 / T15
47
Vdd / Vpp
48
Vp
49
S16
50
S17
9-12
Name I/O
O
DOLBY
MOTOR O
SOL O
HALF
HALL
REC S/W(FWD)
O
F.DATA
O
F.CLK
O
F.CE
NON USED
RESET
REC S/W(RVS)
MODE
A/D KEY I/P
"
"
OPTION I/P
SCOR
D.SENSE
POSNS
REMOCON
O
POCNT
O
LED ON
O
CDB+
O
REC-
TUNER MUTE
TAPE DOLBY ON/OFF
TAPE MOTOR CONTROL
TAPE SOLENOID CONTROL
I TAPE EXISTENCE OR NOTHING (L : EXISTENCE)
I TAPE AUTO STOP COUNT CHECK
I REC ENABLE SWITCH
FLT DRIVE IC DATA
FLT DRIVE IC CLOCK
FLT DRIVE IC CHIP ENABLE
SUB CLOCK OSC
SUB CLOCK OSC
DIGITAL GND
MAIN CLOCK OSC
MAIN CLOCK OSC
+5V
I REC ENABLE SWITCH
I TAPE FUNCTION CHECK (STOP MODE : HIGH)
I
I
I
I RESET OPTION CHECK PORT
I CD DSP
I CD DISC IN CHECK SENSE
I POWER CORD ON/OFF(HOLD) CHECK
I REMOCON INPUT
POWER ON/OFF
CD PART POWER ON
TAPE REC
TUNER PART MUTE CONTROL
Description
Samsung Electronics