Kenwood KDC-MP333V Service Manual page 9

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name I/O
48,49 NC O
50 FLAGIN
51~60 NC O
61 /DAC PD O
62 DVSS
63 NMI
64 DVCC
65 DAC MUTE O
66 DAC PON O
67 PONA5 O
68 ESRST O
69 VMUTE O
70 NC O
71 SELINT O
72 ASEL0 O
73 ASEL1 O
74 NT/PAL O
75 DATASEL O
76,77 NC O
78 NC (BOOT)
79,80 NC O
81 POND3.3 O
82 MUTEL O
83 MUTER O
84 SDA I/O
85 SCL I/O
86 MSTOP
87 NC O
88 DMUTE O
89 DVCC
90 NC O
91 DVSS
92,93 NC
94 MSEL
95 VCDSEL
96 ASEL
97 CHSEL
98 SEL0
99 SEL1
100 VREFH
NC
I C2 error detect terminal
NC
DAC RESET L : RESET, H : NORMAL
- GND
I Request for non maskable interrupt signal input terminal
- +VCC
DAC MUTE control terminal
Audio power supply H : Power ON
+5V Audio power supply
Reset signal output terminal
VIDEO MUTE control terminal
NC
Video/Audio select output terminal
Audio signal output select terminal 0
Audio signal output select terminal 1
NTSC/PAL selector L : NTSC, H : PAL
20F/ES3890 output select
NC
I Flash memory writing terminal
NC
D3.3V POWER ON control terminal
Audio muting control terminal (Lch)
Audio muting control terminal (Rch)
I2C data (for system microprocessor)
I2C clock(for system microprocessor)
I Interrupt for stand-by condition
NC
Driver muting L : MUTE ON, H : MUTE OFF
- VDD
NC
- GND
I NC
I Memory capacity detect input terminal
I Video CD operation control terminal
I Audio output polarity control terminal
I Destination input terminal
I Destination input terminal
I Destination input terminal
I Reference voltage input terminal (for ADC : BU3.3V)
KDC-MP333V/MP333VS
Description / Processing Operation
L : Correction OK, H : Correction NG
H : MUTE, L : MUTE OFF
H : Power ON
L : RESET, H : NORMAL
H : MUTE, L : MUTE OFF
H : NORMAL, L : Interrupt
00 : STEREO, 01 : Lch
10 : Rch, 11 : Not function
H : 20F, L : ES3890
L : writing, H : NORMAL
H : POWER ON
L : STOP, H : NORMAL
H : capacity down, L : capacity up
H : Reversal output, L : Normal output
H : Changer , L : Normal
H : This mechanism, L : Other mechanism
H : This mechanism, L : Other mechanism
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