Pioneer FX-MG9337ZT Service Manual page 113

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- Pin Functions (PD5748C)
Pin No. Pin Name
A
1 STSMO
2 SPDLFG
3 TXTSO
4 TXTSI
5 TXTSCK
6 BYTE
7 CNVSS
8 POWER
9 CONT
reset
10
11 XOUT
12 VSS1
B
13 XIN
14 VCC
nmi
15
16 NC
17 BRST
18 TXTPACK
19,20 NC
21 CAMOK
22 CAMLOAD I
23 CAMCLMP I
testin
24
25 LOCK
C
26 TXTSTB
27 BRXEN
28 BSRQ
29 BSO
TE
30 BSI
L 13942296513
31 BSCK
32 NC
33 XSO
34 XSI
35 XSCK
36 VDCONT
37 LCCONT
D
38–44 NC
45 STSSL
46 NC
47 XAO
xstb
48
xrst
49
ccs
50
epcs
51
52 FOK
53 ELVCONT
54–58 NC
59 STSWAQV O
E
60 VCC
61 STSDEC
62 VSS2
63 STSENC
64 STSSTD
65 STSSTC
66 STSSTB
www
67 STSSTA
68–71 NC
F
108
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I/O Function and Operation
O STS test output
I Spindle FG pulse input
O TEXT control parameter serial output
I TEXT data serial input
O TEXT clock output
I VCC connected
I VSS connected
O CD : +5V control output
O CD : Servo driver control output
I Reset input
O Crystal oscillating element connection pin
GND
I Crystal oscillating element connection pin
Back up 5V
I Pull up
Not used
I P–BUS reset input
I TEXT PACK interrupt input
O Not used
I Cam operation sense 1 input
Cam operation sense 2 input
Cam operation sense 3 input
I Test program start input
I CD : LSI spindle lock sense input
O TEXT parameter output
I/O P-BUS : Reception enable input/output
O P-BUS : Serial pole request output
O P–BUS : Serial data output
I P–BUS : Serial data input
O P–BUS : Clock output
O Not used
O CD : LSI data output
I CD : LSI data input
O CD : LSI clock output
O VD control output
O LCD drive voltage select output
O Not used
O STS IC latch output
O Not used
O CD : LSI data discernment control signal output
O CD : LSI strobe output
O CD : LSI reset output
O Compression IC chip enable output
I/O EEPROM detect input , Chip select output
I CD : LSI focus OK signal input
O ELV drive voltage select output
O Not used
STS test output
Power supply
O STS test output
GND
O STS test output
O STS test output
O STS test output
O STS test output
O STS test output
x ao
O Not used
y
. i
FX-MG9427ZT/ES
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