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XL-R5020BK
35
UPD780076GK-533 2/2
Pin No.
Symbol
I/O
Description
37
XT2
-
Non connect
38
XT1
I
Sub system clock oscillation terminal
39
IC
I
Connect to ground
40
X2
O Main system clock output
41
X1
I
Main system clock input
42
VSS1
-
Connect to ground
43
FLAG
I
Flag (C1 error) signal input
44
BLKCK
I
Sub code/block/clock signal input
45
RFDET
I
RF signal detection input
46
CAM_CCW
O Cam motor drive signal output (counterclockwise)
47
ACT_CCW
O Actuator motor drive signal output (counterclockwise)
48
ACT_CW
O Actuator motor drive signal output (clockwise)
49
-
Non connect
50
EQX2
O Equalizer switch output (H:one time velocity L:double-speed/four time velocity)
51
ICAMP3
I
Cam switch position 3 input
52
ICAMP4
I
Cam switch position 4 input
53
RESET
O Reset output to IC651
54
STAT
I
Status signal input from IC651
55
DMUTE
O Muting output to IC651 H : muting
56
P.ON
O Control signal output of 3.5V regulator (IC291)
57
MLD
O Command load signal output to IC651
58
MDATA
O Command data signal output to IC651
59
MCLK
O Command clock signal output to IC651
60
CLKSW
O Clock output control terminal to the outside
61
EQX4
I
Equalizer switch output (H:one time velocity/double-speed L:four time velocity)
62,63
-
Non connect
64
DR_MUTE
O Driver IC muting output H : muting