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CPU PIN FUNCTION
<VHS SYSCON IC3301>
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 OUTPUT
8
CFG
IN
CAPSTAN FG PULSE INPUT
9
SVcc
-
SYSTEM POWER
10
Avcc
-
SYSTEM POWER
11
NORM/MESEC/S_DET
IN
SQPB:H/MESECAM:M/NORMAL:L
12
SECAN_DET
IN
SECAN MODE DETECT
13
VIDEO_ENV
IN
AUTO TRACKING DETECT/INPUT THE AVERAG OF PLAYBACK VIDEO SIGNAL
14
START_SENSOR
IN
START SENSOR
15
END_SENSOR
IN
END SENSOR
16
NC
-
NOT USED
17
PROTECT
IN
DETECTION SIGNAL FOR SWITCHING POWERSUPPLY
18
TEST
-
NOT USED
19
NC
-
NOT USED
20
NC
-
NOT USED
21
NC
-
NOT USED
22
A.ENV/ND[L]
IN
AUDIO PB FM ENV.INPUT/NON HiFi MODE:L
23
Avss
-
GND
24
CTL_GAIN/TEST
OUT
CONTROL AMP OUT FREQUENCY RESPONSE SWITCHIN
25
LSA
IN
MECHANISM MODE DETECT (A)
26
LSB
IN
MECHANISM MODE DETECT (B)
27
LSC
IN
MECHANISM MODE DETECT(C)
28
CAP.M_F/R
OUT
CAPSTAN MOTOR REVERSE CONTROL (FWD:L/REV:H)
29
NC
-
NOT USED
30
VHS_AV1[H]
OUT
VHS_AV1 MODE : H
31
NC
-
NOT USED
32
NC
-
NOT USED
33
NC
-
NOT USED
34
SW2-2
OUT
TV RF SYSTEM SELECT
35
LM_F/R/S[LMC1]
OUT
LOADING MOTOR DRIVE
36
LSD[LMC2]
IN
MECHANISM MODE DETECT (D)
37
SW1-2
OUT
TV RF SYSTEM SELECT
38
SB_GAIN[PWM]
OUT
VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE
39
NC
-
NOT USED
40
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
41
NC
-
NOT USED
42
P.SAVE[L]
OUT
POWER SAVE MODE : L
43
Vss
-
GND
44
NC
-
NOT USED
45
Vcc
-
SYSTEM POWER
46
S_DATA_FRVDR
OUT
SERIAL DATA TRANSFER OUTPUT FROM THE THE VDR SYSCON CPU
47
S_DATA_TOVDR
IN
SERIAL DATA TRANSFER OUTPUT TO THE VDR SYSCON CPU
48
S_CLK_SYS
OUT
SERIAL DATA TRANSFER CLOCK FOR VDR SYSCON CPU
49
12C_DATA_AV2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR A/V IC
50
12C_CLK_AV2
OUT
SERIAL DATA TRANSFER CLOCK FOR A/V IC
51
OSD_CS
OUT
ON-SCREEN IC CHIP SELECT
SERIAL DATA TRANSFER OUTPUT FROM THE FDP DRIVER
52
S.DATA_FRSYS
OUT
TO THE ON-SCREEN
53
S.CLK
OUT
SERIAL DATA TRANSFERMER CLOCKFOR ONSCREEN IC
54
SP_FG
IN
DETECTION SIGNAL FOR SUPPLY REEL ROTATION/TAPE REMAIN
55
TU_FG
IN
DETECTION SIGNAL TAKE-UP REEL ROTATION/TAPE REMAIN
56
NC
-
NOT USED
PIN NO.
LABEL
IN/OUT
FUNCTION
57
NC
-
NOT USED
58
REC_SAFTY
IN
REC SAFETY SWITCH DETECT (SW ON:L)
59
VDR_DATA_ON
OUT
SERIAL DATA TRANSFER REQUEST TO VDR SYSCON CPU
60
NC
-
NOT USED
61
NC
-
NOT USED
62
FWE
-
FLASH WRITE ENABLE
63
NMI
-
NOT USED
64
X2
-
TIMER CLOCK(32kHz)
65
X1
-
TIMER CLOCK(32kHz)
66
RES
-
RESET TERMINAL(RESET ON:L)
67
OSC1[IN]
IN
MAIN SYSTEM CLOCK(10MHz)
68
Vss
-
GND
69
OSC2[OUT]
IN
MAIN SYSTEM CLOCK(10MHz)
70
Vcc
-
SYSTEM POWER
71
MODE
-
NOT USED
72
SYNC_DET[H]
IN
DETECTION OF VIDEO SYNC SIGNAL (DETECTED : H)
73
TU_V.MUTE[H]
OUT
TUNER VIDEO SIGNAL MUTE : H
74
A.MUTE_VHS[H]
OUT
AUDIO MUTE CONTROL FOR VHS(MUTE:H)
75
12C_CLK2
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
12C_DATA2
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
SECAN[H]
IN
SECAN MODE :H
78
P.ON_PULSE
OUT
POWER ON/OFF PULSE OUTPUT
79
PAL_PB[H]
IN
PAL FM (PB ON:H)
80
VHS_DATA_ON
IN
SERIAL DATA TRANSFER REQUEST TO VHS SYSCON CPU
81
MESECAN_DET
OUT
MESECAM:H
82
Vcc
-
SYSTEM POWER
83
NC
-
NOT USED
84
Vss
-
GND
85
SP_SHORT[H]
OUT
MODE SELECT
86
LP_SHORT[H]
OUT
MODE SELECT
87
NC
-
NOT USED
88
H.REC_ST[H]
OUT
HiFi AUDIO SOUND RECORDING START
89
NC
-
NOT USED
90
N.REC_ST[H]
OUT
NORMAL AUDIO SOUND RECORDINGSTART
91
NC
-
NOT USED
92
NC
-
NOT USED
93
NC
-
NOT USED
94
NC
-
NOT USED
95
NC
-
NOT USED
96
NC
-
NOT USED
97
NC
-
NOT USED
98
C.SYNC
IN
COMPOSITE SYNC INPUT
99
A.FF
OUT
AUDIO FF OUTPUT
ROTATION DETECTION SIGNAL FOR DRUM MOTOR/
100
V.FF
OUT
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 ON : L)
104
NC
-
NOT USED
105
N_REC[H]
OUT
NORMAL AUDIO REC MODE CONTROL SIGNAL (REC:H)
106
NC
-
NOT USED
107
EE[L]
OUT
EE MODE:L
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
2-71
CPU PIN FUNCTION
<VDR SYSCON IC3001>
PIN NO.
LABEL
IN/OUT
FUNCTION
1
NC
-
NOT USED
2
SVss
-
GND
3
NC
-
NOT USED
4
NC
-
NOT USED
5
NC
-
NOT USED
6
NC
-
NOT USED
7
NC
-
NOT USED
8
NC
-
NOT USED
9
SVcc
-
SYSTEM POWER
10
Avcc
-
SYSTEM POWER
11
NC
-
NOT USED
12
NC
-
NOT USED
13
NC
-
NOT USED
14
NC
-
NOT USED
15
NC
-
NOT USED
16
NC
-
NOT USED
17
TEST
-
NOT USED
18
SECAM[L]
IN
SECAM MODE : L
19
NC
-
NOT USED
20
AFC1
OUT
TUNING CHECK
CHANGES IN ATS+IC OUTPUT AS CAUSED BY CHANGES IN RECEIVER
21
RF_AGC
IN
SENSITIVITY WHEN RHE SAME CHANNEL IS RECEIVED MORE ARE INPUT.
22
SCR_ID
IN
SCRAMBLE CONTROL INPUT (SCRAMBLE : H)
23
Avss
-
GND
24
LED5[VHS_TIMER]
OUT
VHS TIMER SAND-BY LED ON/OFF CONTROL
25
A.MUTE_VDR[H]
OUT
AUDIO MUTE CONTROL FOR VDR (MUTE ON : H)
26
LED6[VHS]
OUT
VHS LED ON/OFF CONTROL
27
NC
-
NOT USED
28
NC
-
NOT USED
29
RC_IN
IN
REMOTE CONTROL DATA INPUT
30
LED7[VHS_REC]
OUT
VHS REC LED ON/OFF CONTROL
31
P50_IN
IN
CONTROL SIGNAL FOR TV LINK
32
COMPU_IN
IN
AV COMPULINK INPUT
33
COMPU_OUT
OUT
AV COMPULINK OUTPUT
34
P50_OUT
OUT
CONTROL SIGNAL FOR TV LINK
35
P.CTL1[H]
OUT
CONTROL SIGNAL FOR SWITCHING POWER SUPPLY
36
FAN_CTL
OUT
FAN MOTOR ON/OFF CONTROL
37
NC
-
NOT USED
38
LED8_1[BLUE]
OUT
ILLUMINATION LED CONTROL
39
STB
OUT
STROBE SIGNAL
40
POWER_DET
IN
DETECTION SIGNAL FOR POWER DOWN OF AC POWER SUPPLY
41
LED8_2[BLUE]
OUT
ILLUMINATION LED CONTROL
42
PROTECT
IN
DETECTION SIGNAL FOR SWITCHING POWER SUPPLY
43
Vss
-
GND
44
RMO
OUT
REMOTE CONTROL SIGNAL OUTPUT FOR OTHER UNIT
45
Vcc
-
SYSTEM POWER
46
S_DATA_TOVDR/FLASH
IN
SERIAL DATA TRANSFER OUTPUT TO VDR SYSCON CPU
47
S_DATA_FRVDR/FLASH
OUT
SERIAL DATA TRANSFER OUTPUT FROM VDR SYSCON CPU
48
S_CLK_SYS
OUT
SERIAL DATA TRANSFER CLOCK FOR V‚g‚r SCON CPU
49
12C_DATA_AV1
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
50
12C_CLK_AV1
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
51
K_BUS_IN1
IN
SERIAL DATA TRANSFER INPUT FROM DVD CPU
52
K_BUS_OUT1
OUT
SERIAL DATA TRANSFER OUTPUT TO DVD CPU
53
K_BUS_CLK1
OUT
SERIAL DATA TRANSFERMER CLOCK FOR DVD CPU
54
K_BUS_REQ1
OUT
SERIAL DATA TRANSFER REQUEST TO DVD CPU
55
E5_RESET[L]
OUT
RESET OUTPUT TO IC1401
56
FLASH
-
FOR REWRITTING PROGRAM
2-72
PIN NO.
LABEL
IN/OUT
FUNCTION
57
FLASH
-
FOR REWRITTING PROGRAM
58
FLASH
-
FOR REWRITTING PROGRAM
59
NC
-
NOT USED
60
TU_12C_CLK1
OUT
CLOCK OUTPUT TO TUNER
61
TU_12_DATA1
OUT
DATA OUT PUT TO TUNER
62
FWE
-
FLASH WRITE ENABLE
63
NC
-
NOT USED
64
X2
-
TIMER CLOCK(32kHz)
65
X1
-
TIMER CLOCK(32kHz)
66
RES
-
RESET TERMINAL(RESET ON:L)
67
OSC1
IN
MAIN SYSTEM CLOCK(10MHz)
68
Vss
-
GND
69
OSC2
IN
MAIN SYSTEM CLOCK(10MHz)
70
Vcl
-
NOT USED
71
MODE
-
NOT USED
72
P.MUTE[H]
OUT
PICTURE MUTE CONTROL (MUTE : H)
73
TU_V.MUTE1[H]
TUNER VIDEO MUTE CONTROL (MUTE:H)
74
SEPA_IN
OUT
Y/C SEPARATE INPUT MODE
75
12C_CLK1
OUT
SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
76
12C_DATA1
-
SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
77
LED9[VDR_TIMER]
OUT
VDR TIMER STAND-BY LED ON/OFF CONTROL
78
P.ON_PULSE
OUT
POWER ON/OFF PULSE OUTPUT
79
VDR_DATA_ON
IN
SERIAL DATA TRANSFER REQUEST TO VDR SYSCON CPU
80
VHS_DATA_ON
OUT
SERIAL DATA TRANSFER REQUEST TO VHS SYSCON CPU
81
LES10[VDR]
OUT
VDR LED ON/OFF CONTROL
82
Vcc
-
SYSTEM POWER
83
A.MUTE[L]
OUT
AUDIO MUTE CONTROL (MUTE ON : L)
84
Vss
-
GND
85
A_INPUT_SEL1
OUT
AUDIO SIGNAL INPUT SELECT-1
86
A_INPUT_SEL2
OUT
AUDIO SIGNAL INPUT SELECT-2
87
DEC_SEL
OUT
DECODER SELECT
88
FRONT[H]
OUT
FRONT INPUT MODE : H
89
AV1_YC_IN[H]
OUT
Y/C SEPARATE INPUT MODE OF AV1 : H
90
VDR[H]
OUT
VDR MODE : H
91
RGB[H]
OUT
RGB MODE : H
92
SYNC_DET
IN
DETECTION OF VDR VIDEO SIGNAL
93
AD_RST[L]
OUT
A/D CONVERTER RESET PULSE OUTPUT
94
SW1_1
OUT
TV RF SYSTEM SELECT-1
95
SW2_1
OUT
TV RF SYSTEM SELECT-2
96
P.SAVE[L]
OUT
POWER SAVE MODE:H
97
NC
-
NOT USED
98
NC
-
NOT USED
99
NC
-
NOT USED
100
NC
-
NOT USED
101
NC
-
NOT USED
102
NC
-
NOT USED
103
NC
-
NOT USED
104
NC
-
NOT USED
105
NC
-
NOT USED
106
NC
-
NOT USED
107
NC
-
NOT USED
108
NC
-
NOT USED
109
Vcc
-
SYSTEM POWER
110
NC
-
NOT USED
111
Vss
-
GND
112
NC
-
NOT USED
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