Microcomputer's Terminal Description - Kenwood SVT-M700 Service Manual

MICROCOMPUTER'S TERMINAL DESCRIPTION

Pin No. Pin Name I/O
54 RED/GREEN O LED colour switching output
55 BVDD - Bus interface positive power supply connection terminal
56 BVSS - Bus interface ground connection terminal
57 TP X0 O Touch panel X-axis input mode 0 output
58 TP X1 O Touch panel X-axis input mode 1 output
59 TP Y0 O Touch panel Y-axis input mode 0 output
60 NT/PAL O NTSC/PAL switching output
61 VMUTE O Video muting control output
62 RGB SW O RGB (NAVI/Video) switching output
63 MDN O
64 MDW O Screen mode setting terminal
65 MDS O
66 LED IND O LED indicator output
67 SC CON O Operation control output
68 MC REQ O Communication request output
69 M REQC O Communication request output to STC-700
70 REFCON O A/D converter reference voltage control output
71 AVDD - A/D converter positive power supply connection terminal
72 AVSS - A/D converter ground connection terminal
73 AVREF I A/D converter reference voltage input terminal
74 E SENS I Panel mechanism slide position detection input
75 R SENS I Panel mechanism tilt position detection input
76 TP XDT I Touch panel X-axis voltage input
77 TP YDT I Touch panel Y-axis voltage input
78 KEY 1 I Key1-voltage input
79 KEY 2 I Key2-voltage input
80 MEC SW I Panel mechanism connection detection input
81 ILL I Dimmer input
82 P80 I
83 TYPE0 I Destination setting terminal 1
84 TYPE1 I Destination setting terminal 2
85 P83 I
86 VOL DOWN I VOL DOWN key input
87 POWER I POWER key input
88 SOURCE I SOURCE key input
89 M CON I Operation control input from STC-700
90 BU DET I BU detection input
91 M REQH I Communication request input from STC-700
92 PWM IN I Synchronous signal input for the brightness control
93 SC REQ I Communication request input
94 SC DATA I Flash data input terminal
95 MC DATA O Flash data output terminal
96 MC CLK O Flash data clock output terminal
97 NAVI RXD I Navigation (RX) data input
98 NAVI TXD O Navigation (TX) data output
99 P15 O
100 M DATAH I Data input from STC-700
Description
SVT-M700
Processing Operation
Not used (N.C.)
Connected to BU5V lines.
Connected to GND lines.
(X1, X0, Y0) = (Hi, Lo, Lo) : Standby
(X1, X0, Y0) = (Lo, Lo, Lo) : Input check
(X1, X0, Y0) = (Lo, Hi, Lo) : X-axis input
(X1, X0, Y0) = (Hi, Lo, Hi) : Y-axis input
Not used (N.C.)
Hi : Muting ON, Lo : Muting OFF
Not used (N.C.)
Full mode fixed
(MDN, MDW, MDS) = (Hi, Hi, Hi)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Lo : Communication request
Hi : A/D converter reference voltage
Connected to BU5V lines.
Connected to GND lines.
Connected to REFCON terminal.
Not used (connected to GND lines)
Not used (connected to GND lines)
0.65V-1.4V : NAVI key, 2.3V-3.0V : DISP key
1.5V-2.2V : VOL UP key
Not used (pull up to BU5V lines)
Lo : Dimmer ON, Hi : Dimmer OFF
Not used (connected to GND lines)
Not used (pull down to GND lines)
Not used (pull down to GND lines)
Not used (connected to GND lines)
Hi : VOL DOWN key pressing
Lo : POWER key pressing
Lo : SOURCE key pressing
Hi : Operation mode, Lo : Standby mode
Lo : BU ON, Hi : BU OFF or Momentary power down detected
Lo : Communication request
Not used (N.C.)
Not used (pull up to BU5V lines)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
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