KDC-X879
12
Pin No.
Pin Name
I/O
Description / Processing Operation
26
X2
O
Oscillator (16MHz)
27
DVSS
-
GND
28
X1
I
Oscillator (16MHz)
29
AM1
I
BU3.3V
30
RESET
I
Reset terminal L : RESET, H : NORMAL
31,32
NC
O
NC
33,34
EMU0,1
O
NC
35
DSPSTB
O
Data strobe signal output terminal
36
DSPA0
O
Command, parameter select signal H : Parameter, L : Command
37
DSPRST
O
Reset control output terminal (for DSP)
38
DSPINT
I
Interrupt signal input terminal (for DSP) H : Interrupt
39
/DAC RESET
O
Reset signal output terminal (for DSP) L : RESET, H : NORMAL
40
SEARCH
O
Search condition output terminal H : Search, L : NORMAL
41
LOE/LIM_SW
I
SLT SW detect input terminal H : Inside
42~45
NC
O
NC (OPEN)
46
PONE5
O
+5V AVR control terminal (for VIDEO) H : Power ON
47
PONE2.5
O
+2.5V AVR control terminal (for VIDEO) H : Power ON
48,49
NC
O
NC (OPEN)
50
FLAGIN
I
C2 error detect terminal L : Correction OK, H : Correction NG
51~60
NC
O
NC (OPEN)
61
/DAC PD
O
Reset control output terminal (for DAC) L : RESET, H : NORMAL
62
DVSS
-
GND
63
NMI
I
Request for non maskable interrupt signal input terminal
64
DVCC
-
+VCC
65
DAC MUTE
O
Muting control output terminal (for DAC) H : MUTE, L : MUTE OFF
66
DAC PON
O
Audio power supply (for DXM-6550) H : POWER ON
67
PONA5
O
+5V Audio power supply (for DXM-6550) H : POWER ON
68
ESRST
O
Reset signal output terminal (for ES3890) L : RESET, H : NORMAL
69
VMUTE
O
Video mute control terminal H : MUTE ON, L : MUTE OFF
70
NC
O
NC (OPEN)
71
SELINT
O
Video/Audio select output terminal H : NORMAL, L : Interrupt
72
ASEL0
O
Audio signal output select control terminal 1 00 : STEREO, 01 : Lch
73
ASEL1
O
Audio signal output select control terminal 1 10 : Rch, 11 : Not function
74
NT/PAL
O
NTSC/PAL select terminal L : NTSC, H : PAL
75
DATASEL
O
20F/ES3890 output select H : 20F, L : ES3890
76,77
NC
O
NC (OPEN)
78
NC (BOOT)
I
Flash memory writing terminal L : Writing, H : NORMAL
79,80
NC
O
NC (OPEN)
81
POND3.3
O
D3.3V power ON control terminal H : POWER ON
82
MUTEL
O
Audio muting control terminal (Lch)
MICROCOMPUTER’S TERMINAL DESCRIPTION
