GX-900
GX-900
50
No.
Port
I/O
Name
1
P96/ANEX1
I/O
2
P95/ANEX0
I/O
3
P94/DA1
I/O
4
P93/DA0
I/O
5
P92/TB2in
I/O
6
P91/TB1in
O
/MUTE
7
P90/TB0in
I/O
8
BYTE
I
GND
9
CNVss
I
GND
10
P87/Xcin
I/O
11
P86/Xcout
I/O
12
/RESET
I
/RES
13
Xout
O
XOUT
14
Vss
I
GND
15
Xin
I
XIN
16
Vcc
I
VCC
17
P85//NMI
I
PU
18
P84//INT2
I
DSTB
19
P83//INT1
I
/PDN
20
P82//INT0
I/O
21
P81/TA4in
I/O
22
P80/TA4out
I/O
23
P77/TA3in
I/O
24
P76/TA3out
I/O
25
P75/TA2in
I/O
26
P74/TA2out
I/O
27
P73/TA1in
I/O
28
P72/TA1out
O
6.5/5V
29
P71/TA0in
I/O
30
P70/TA0out
I/O
31
P67/TxD1
O
SYSO
32
P66/RxD1
I
SYSI
33
P65/CLK1
I
SYSCK
34
P64//CTS
I
SYSCTL
IC2 : M30622M8-xxxFP [P.C.B. MD]
Main System Microprocessor (MD CPU)
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
P1
0
/D
8
P1
1
/D
9
P1
2
/D
10
P1
3
/D
11
P1
4
/D
12
P1
5
/D
13
P1
6
/D
14
P1
7
/D
15
P2
0
/A
0
/(/D
0
/-)
P2
1
/A
1
/(/D
1
/D
0
)
P2
2
/A
2
/(/D
2
/D
1
)
P2
3
/A
3
/(/D
3
/D
2
)
P2
4
/A
4
/(/D
4
/D
3
)
P2
5
/A
5
/(/D
5
/D
4
)
P2
6
/A
6
/(/D
6
/D
5
)
P2
7
/A
7
/(/D
7
/D
6
)
V
SS
P3
0
/A
8
(/-/D
7
)
V
CC
P3
1
/A
9
P3
2
/A
10
P3
3
/A
11
P3
4
/A
12
P3
5
/A
13
P3
6
/A
14
P3
7
/A
15
P4
0
/A
16
P4
1
/A
17
P4
2
/A
18
P4
3
/A
19
P4
4
/CS0
P4
5
/CS1
P4
6
/CS2
P4
7
/CS3
P5
0
/WRL/WR
P5
1
/WRH/BHE
P5
2
/RD
P5
3
/BCLK
P5
4
/HLDA
P5
5
/HOLD
P5
6
/ALE
P5
7
/RDY/CLK
OUT
P6
0
/CTS
0
/RTS
0
P6
1
/CLK
0
P6
2
/RXD
0
P6
3
/TXD
0
P6
4
/CTS
1
/RTS
1
/CTS
0
/CLKS
1
P6
5
/CLK
1
P6
6
/RXD
1
P6
7
/TXD
1
P0
7
/D
7
P0
6
/D
6
P0
5
/D
5
P0
4
/D
4
P0
3
/D
3
P0
2
/D
2
P0
1
/D
1
P0
0
/D
0
P10
7
/AN
7
/K1
3
P10
6
/AN
6
/K1
2
P10
5
/AN
5
/K1
1
P10
4
/AN
4
/K1
0
P10
3
/AN
3
P10
2
/AN
2
P10
1
/AN
1
AV
SS
P10
0
/AN
0
V
REF
AV
CC
P9
7
/AD
TRG
P9
6
/ANEX1
P9
5
/ANEX0
P9
4
/D
A
1
P9
3
/D
A
0
P9
2
/TB2
IN
P9
1
/TB1
IN
P9
0
/TB0
IN
BYTE
CNV
SS
P8
7
/X
CIN
P8
6
/X
COUT
RESET
X
OUT
V
SS
X
IN
V
CC
P8
5
/NMI
P8
4
/INT
2
P8
3
/INT
1
P8
2
/INT
0
P8
1
/T
A4
IN
P8
0
/T
A4
OUT
P7
7
/T
A3
IN
P7
6
/T
A3
OUT
P7
5
/T
A2
IN
P7
4
/T
A2
OUT
P7
3
/CTS
2
/R
TS
2
/T
A1
IN
P7
2
/CLK
2
/T
A1
OUT
P7
1
/RXD
2
/T
A0
IN
P7
0
/TXD
2
/T
A0
OUT
Function
Unused (GND)
Unused (GND)
Unused (GND)
Open
Open
LINE MUTE
Open
Unused (GND)
Unused (GND)
Reset input
Ceramic lock 10MHz
GND level input
Ceramic lock 10MHz
Microprocessor power supply input
PU to Vcc
MD strobe input
Power failure detect (Power down)
Unused (GND)
Unused (GND)
Unused (GND)
Unused (GND)
Unused (GND)
Unused (GND)
Unused (GND)
Unused (GND)
MD unit power supply switching
Unused (GND)
Unused (GND)
Data to MAIN CPU
Data from MAIN CPU
System command clock
System command control
Содержание GX-900
Страница 103: ...GX 900 GX 900 ...