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4.24 CPU PIN FUNCTION
<SYSCON IC3001>
PIN NO.
LABEL
IN/OUT
FUNCTION
1
CTL(+)
IN/OUT CTL(+) SIGNAL
2
SVSS
-
GND
3
CTL(-)
IN/OUT CTL(-) SIGNAL
4
CTLBIAS
-
CTL BIAS VOLTAGE
5
CTLFB
IN
CTL PULSE FEEDBACK
6
CTLAMPOUT
OUT
CTL PULSE OUTPUT
7
CTLSMTIN
IN
CTL PULSE INPUT
8
CFG
IN
CAPSTAN FG PULSE INPUT
9
SVCC
-
SYSTEM POWER
10
AVCC
-
SYSTEM POWER FOR ANALOG CIRCUIT
11
NORM/MESEC/S
IN
SVHS MODE:H
12
SECAM_DET
IN
NC
13
VIDEO_ENV
IN
AUTO TRACKING DETECT/INPUT THE AVERAGE OF PLAYBACK VIDEO SIGNAL
14
START_SENSOR
IN
START SENSOR
15
END_SENSOR
IN
END SENSOR
AUDIO INPUT (L CH) FOR THE FOP AUDIO INDICATOR
16
IND(L)
IN
[HR-S7850MS/S7851MS/S8850MS]
17
PROTECT
IN
DETECTION SIGNAL FOR SW POWER SUPPLY
18
SCR_ID
IN
SCRAMBLE CONTROL INPUT (SCRAMBLE:H)
AUDIO INPUT (R CH) FOR THE FOP AUDIO INDICATOR
19
IND(R)
IN
[HR-S7850MS/S7851MS/S8850MS]
20
AFC
IN
TUNING CHECK
CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER SENSITIVITY
21
RF AGC
IN
WHEN THE SAME CHANNEL IS RECEIVED MORE THAN ONCE ARE INPUT.
22
A.ENV/ND(L)
IN
AUDIO PB FM ENV.INPUT/NON HiFi MODE:L
23
AVSS
-
GND FOR ANALOG CIRCUIT
24
CTL_GAIN
OUT
CONTROL AMP OUT FREQUENCY RESPONSE SWITCHING
25
LSA
IN
MECHANISM MODE DETECT(A)
26
LSB
IN
MECHANISM MODE DETECT(B)
27
LSC
IN
MECHANISM MODE DETECT(C)
28
CAP_REV(L)
OUT
CAPSTAN MOTOR REVERSE CONTROL (FWD:H/REV:L)
29
RC
IN
REMOTE CONTROL DATA INPUT
30
LOCK(L)
IN
TUNING PLL LOCK DETECT:L
31
P50_IN
IN
CONTROL SIGNAL FOR TV LINK
32
R.PAUSE
IN
REMOTE PAUSE CONTROL
33
P50_OUT
OUT
CONTROL SIGNAL FOR TV LINK
34
P.SAVE(L)
OUT
POWER SAVE:L
35
LMC1
OUT
LOADING MOTOR DRIVE(1)
36
LMC2
OUT
LOADING MOTOR DRIVE(2)
37
LMC3
OUT
LOADING MOTOR DRIVE(3)
38
SB_G(PWM)
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
39
STB/TEST
OUT
STROBE SIGNAL (FOR FDP DRIVER)
40
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
41
P.CTL(H)
OUT
CONTROL SIGNAL FOR SWITCHING POWER SUPPLY
42
SP(H)
-
NC
43
VSS
-
GND
44
RMO
OUT
REMOTE CONTROL OUTPUT FOR SATELLITE RECEIVER
45
VCC
-
SYSTEM POWER
46
S.CASS(H)
IN
DETECTION SIGNAL FOR SVHS CASSETTE (SVHS:H)
47
OSD_CS
OUT
CHIP SELECT FOR THE ON-SCREEN IC
48
ET_PB(H)
-
NC
49
I2C_DATA_A/V
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR THE VIDEO/AUDIO IC
50
I2C_CLK_A/V
OUT
SERIAL DATA TRANSFER CLOCK FOR THE VIDEO/AUDIO IC
51
S.DATA_TOSYS
IN
SERIAL DATA TRANSFER OUTPUT FROM THE ON-SCREEN IC TO THE FDP DRIVER
52
S.DATA_FRSYS
OUT
SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER TO THE ON-SCREEN IC
53
S.CLK
OUT
SERIAL DATA TRANSMISSION CLOCK FROM THE FDP DRIVER TO THE ON-SCREEN IC
54
SP_FG
IN
DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
55
TU_FG
IN
DETECTION SIGNAL FOR TAKE-UP REEL ROTATION/TAPE REMAIN
56
JSA
IN
INPUT FOR THE JOG SHUTTLE
PIN NO.
PIN NO.
LABEL
LABEL
IN/OUT
IN/OUT
FUNCTION
FUNCTION
57
JSB
IN
INPUT FOR THE JOG SHUTTLE
58
REC_SAFETY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
59
SW1
OUT
TUNER SYSTEM MODE:H
60
TU_CLK
OUT
CLOCK FOR DATA TRANSFER TO THE TUNER UNIT
61
TU_DATA
OUT
TUNING DATA
62
FWE
-
NC
63
NMI(L)
-
NC
64
X2
-
TIMER CLOCK (32.768KHz)
65
X1
-
TIMER CLOCK (32.768KHz)
66
RES(L)
-
RESET TERMINAL (RESET ON:L)
67
OSC1(IN)
-
MAIN SYSTEM CLOCK(10MHz)
68
VSS
-
GND
69
OSC2(OUT)
-
MAIN SYSTEM CLOCK(10MHz)
70
VCC/VCL
-
SYSTEM POWER
71
MODE
-
NC
72
TU_A_MUTE(H)
OUT
TUNER AUDIO MUTE CONTROL (MUTE:H)
73
TU_V_MUTE(H)
OUT
TUNER VIDEO CONTROL (MUTE:H)
74
A.MUTE(H)
OUT
AUDIO MUTE CONTROL (MUTE:H)
75
I2C_CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
I2C_DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
FLY_REC(H)
OUT
FLYING ERASE REC:H
78
P.ON_PULSE/3.58 NTSC(L)
OUT
P.ON_PULSE(H)
79
V.UP(H)/V_DOWN(L)/EE(L)
OUT
HIGH SPEED FF/REW TURBO SEARCH:H
80
V.P.CTL
-
NC
81
VHS(H)
OUT
VHS MODE(H)
82
VCC
-
SYSTEM POWER
83
SLOW_P
OUT
MEMORY TIMING CONTROL IN THE SLOW MODE
84
VSS
-
GND
85
SP_SHORT(H)
OUT
MODE SELECT [HR-S6850MS]
86
LP_SHORT(H)
OUT
MODE SELECT [HR-S6850MS]
87
FLY_ON(H)
OUT
FLYING ERASE ON:H
88
H.REC_ST(H)
OUT
HIFI AUDIO SOUND RECORDING START
89
TRICK(H)
OUT
SPECIAL PLAYBACK :H
90
HEAD_SEL
OUT
HEAD SELECT(LP HEAD:H, SP HEAD:L)
91
SW2
OUT
TUNER SYSTEM MODE:L
92
SYNC_DET(H)
IN
DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
93
MESECAM(H)
OUT
MESECAM:H
94
SECAM(H)
-
NC
95
PAL_PB(H)
OUT
PAL FM (PB ON:H)
96
SEP_PB(H)
OUT
PAL EP MODE(H)
97
N.REC_ST(H)
OUT
NORMAL AUDIO SOUND RECORDING START
98
C.SYNC
IN
COMPOSITE SYNC
99
A.FF
OUT
AUDIO FF OUTPUT
100
V.FF
OUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING CONTROL SIGNAL FOR REC
101
CAPPWM
OUT
CAPSTAN MOTOR CONTROL
102
DRUMPWM
OUT
DRUM MOTOR CONTROL
103
P.MUTE(L)
OUT
PICTURE MUTE CONTROL(MUTE:L)
104
FULL_E_ON(H)
-
NC
105
N.REC(H)
OUT
NORMAL AUDIO REC MODE CONTROL SIGNAL (REC:H)
106
V_DOWN(L)/HI_FF/REW(L)
OUT
NC/HIGH SPEED FF/REW:L
107
DPG
IN
DRUM PICKUP PULSE INPUT (SWITCHING PULSE)
108
DFG
IN
DRUM FG PULSE INPUT
109
VCC
-
SYSTEM POWER
110
V.PULSE
OUT
V.PULSE ADDITION TIMING CONTROL
111
VSS
-
GND
112
CTLREF
-
CTL REFERENCE VOLTAGE
4-45
4-46
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