Syscon Cpu Pin Function (Ic3001) 1/2; Syscon Cpu Pin Function (Ic3001) 2/2 - JVC HR-S6700MS Service Manual

1.7.2 Syscon CPU pin function (IC3001) 2/2

PIN NO. LABEL
57 TU_CE
58 N.REC_ST(H)
59 DD_FG
60 TU_CLK
61 TU_DATA
62 FWE
63 NMI(L)
64 X2
65 X1
66 RES(L)
67 OSC1(IN)
68 VSS
69 OSC2(OUT)
70 VCC
71 MODE
72 TU_A_MUTE(H)
73 TU_V_MUTE(H)
74 A.MUTE(H)
75 I2C_CLK2
76 I2C_DATA2
77 DDCFWD
78 DDCREV
79 DDSPDCTL
80 V.P.CTL
81 R-Y_REV/EDS_CS
82 VCC
83 SLOW_P
84 VSS
85 SP_SHORT(H)
86 LP_SHORT(H)
87 FLY_ON(H)
88 H.REC_ST(H)
89 TRICK(H)/M_TRICK(L)
90 HEAD_SEL
91 OSD_CS
92 SYNC_DET(H)
93 MESECAM(H)
94 JSB/STLB
95 SHTL(L)/JOGA
96 JOGB/S_CASS(H)
97 JSA/STLA
98 C.SYNC
99 A.FF
100 V.FF
101 CAPPWM
102 DRUMPWM
103 SUB_RESET
104 HI_FF/REW(L)
105 SUB_BUSY
106 SUB_CS
107 DPG
108 DFG
109 VCC
110 V.PULSE
111 VSS
112 CTLREF
IN/OUT
OUT CHIP ENABLE OF THE TUNER UNIT
OUT NORMAL AUDIO SOUND RECORDING START
- NC
OUT CLOCK FOR DATA TRANSFER TO THE TUNER UNIT
OUT TUNING DATA
- NC
- NC
- TIMER CLOCK (32.768KHz)
- TIMER CLOCK (32.768KHz)
- RESET TERMINAL (RESET ON:L)
- MAIN SYSTEM CLOCK(10MHz)
- GND
- MAIN SYSTEM CLOCK(10MHz)
- SYSTEM POWER
- NC
OUT TUNER AUDIO MUTE CONTROL (MUTE:H)
OUT TUNER VIDEO CONTROL (MUTE:H)
OUT AUDIO MUTE CONTROL (MUTE:H)
OUT SERIAL DATA TRANSFER CLOCK FOR MEMORY IC
IN/OUT SERIAL DATA TRANSFER OUTPUT FOR MEMORY IC
- NC
- NC
- NC
OUT V.PULSE CONTROL, V COMPENSATION DURING SPECIAL PLAYBACK [HR-S7700MS]
- NC
- SYSTEM POWER
OUT MEMORY TIMING CONTROL IN THE SLOW MODE [HR-S7700MS]
- GND
OUT MODE SELECT [HR-S6700MS]
OUT MODE SELECT [HR-S6700MS]
OUT FLYING ERASE ON:H [HR-S7700MS]
OUT HIFI AUDIO SOUND RECORDING START
- NC
IN HEAD SELECT(LP HEAD:H, SP HEAD:L)
OUT CHIP SELECT FOR THE ON-SCREEN IC
IN DETECTION OF VIDEO SYNC SIGNAL (DETECTED:H)
OUT MESECAM:H
IN INPUT FOR THE JOG SHUTTLE [HR-S7700MS]
IN INPUT FOR THE JOG SHUTTLE [HR-S7700MS]
IN NC/DETECTION SIGNAL FOR SVHS CASSETTE (SVHS:H)
IN INPUT FOR THE JOG SHUTTLE [HR-S7700MS]
IN COMPOSITE SYNC
OUT AUDIO FF OUTPUT
OUT ROTATION DETECTION SIGNAL FOR DRUM MOTOR/TIMING CONTROL SIGNAL FOR REC
OUT CAPSTAN MOTOR CONTROL
OUT DRUM MOTOR CONTROL
- NC
OUT HIGH SPEED FF/REW:L
- NC
- NC
IN DRUM PICKUP PULSE INPUT (SWITCHING PULSE)
IN DRUM FG PULSE INPUT
- SYSTEM POWER
OUT V.PULSE ADDITION TIMING CONTROL
- GND
- CTL REFERENCE VOLTAGE
Table 1-7-2 SYSCON CPU pin function(2/2)
FUNCTION
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