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XL-R2010BK
2.Pin function
Pin No.
Symbol
37
38
39
40
41
42
VSS1
43
FLAG
44
BLKCK
45
/RFDET
46
EQx2
47
EQx4
48
VCOx4
49
OPEN
50
/CLOSE
51
IREFx4
52
P75/BUZ
53
/RESET
54
55
/DMUTE
56
/P.ON
57
58
MDATA
59
MCLK
60
CLKSW
61
62
63
64
1-28
I/O
XT2
-
Non connect
XT1
-
Connect to power supply terminal
IC
O
Control of flash microcomputer
X2
-
Connect with external oscillator
X1
-
Connect with external oscillator
-
Connect to ground
I
Flag signal input from IC651
I
Sub-code,block,clock signal input from IC651
I
RF signal amplitude detection input terminal
O
x2 equalizer switch
O
x4 equalizer switch
-
Non connect
I
Tray open detection
I
Tray close detection
O
Electric current switch of x4 DSP
-
Non connect
O
Reset signal output to IC651
STAT
I
Status signal input from IC651
O
Muting signal output to IC651
O
Power ON/OFF switch signal output to IC291
MLD
O
Microcomputer command load signal output to IC651
O
Microcomputer command data output to IC651
O
Microcomputer command clock signal output to IC651
-
Non connect
JIG
-
Non connect
JIG
-
Non connect
JIG
-
Non connect
JIG
-
Connect to ground
UPD780024AGKB21 2/2
Description
L:reset
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