SCALE
S
heet
DO
NO
T
CO
PY
NO
R
DISCLOSE T
O
ANY
TH
IR
D
P
A
R
TY
W
ITH
O
U
T W
R
ITTE
N
CO
NSENT
of
IRT Electronics Pty
. Ltd.
Drawing No.
CO
PY
RIG
H
T
ARTARM
O
N
NSW
AUSTRALIA 2064
N.T
.S.
804900
Rev
ision:
Date:
1
1-F
eb-2005
T
it
le
MMM-
4230
SIZE
A2
CHECKED
ENG.APR.
DRAW
N
23
TCLK
1
conf
ig
_done
2
nC
eo
3
TDO
4
V
CCI
O
5
GNDI
NT
6
7
8
9
clk
u
sr
10
11
12
13
14
15
Rd
yn
Bs
y
16
17
18
initdone
19
GNDI
NT
20
V
CCI
NT
21
V
CCI
O
22
GNDI
NT
23
24
25
26
27
28
29
30
31
GNDI
NT
32
V
CCI
NT
33
V
CCI
O
34
GNDI
NT
35
36
37
38
39
40
41
V
CCI
O
42
GNDI
NT
43
44
45
46
47
V
CCI
NT
48
GNDI
NT
49
TM
S
50
nT
R
S
T
51
n
S
TA
TUS
52
53
54
55
56
57
58
GNDINT
59
60
61
lock
62
63
64
65
VCCIO
66
67
68
69
70
71
VCCINT
72
73
74
75
GNDINT
76
VCCCLK
77
input
78
clock
79
input
80
GNDCLK
81
GNDINT
82
83
VCCIO
84
85
86
87
88
89
90
VCCINT
91
92
93
94
95
96
97
VCCIO
98
99
100
101
102
103
104
157
158
159
160
161
162
163
164
VCCIO
165
166
167
168
169
170
GNDINT
171
172
173
174
175
176
177
VCCIO
178
179
dev_clrn
180
GNDINT
181
input
182
clock
183
input
184
VCCINT
185
dev_oe
186
187
GNDINT
188
189
190
191
192
193
VCCIO
194
195
196
197
198
199
200
VCCINT
201
202
203
nRS
204
205
nWS
206
CS
207
nCS
208
nC
onf
ig
105
V
CCI
NT
106
M
S
EL1
107
M
S
EL0
108
GNDI
NT
109
V
CCI
O
110
111
112
113
114
115
116
GNDI
NT
117
V
CCI
O
118
119
120
121
122
GNDI
NT
123
V
CCI
NT
124
125
126
127
128
GNDI
NT
129
V
CCI
NT
130
131
132
133
134
135
136
GNDI
NT
137
V
CCI
O
138
139
140
141
142
143
144
GNDI
NT
145
V
CCI
O
146
147
148
149
150
GNDI
NT
151
V
CCI
NT
152
TDI
153
nC
E
154
DCLK
155
DA
TA
0
156
U1
E
P
F
1K
50QC
208-
3
+
V
ccIN
T
+
V
ccIO
R4
4
1K
R3
0
1K
V
ccIO
CHA
_
P
R
ES
CHC_
P
R
ES
C
H
A
_
IN
[9]
C
H
A
_
IN
[8]
C
H
A
_
IN
[7]
C
H
A
_
IN
[6]
C
H
A
_
IN
[5]
C
H
A
_
IN
[4]
C
H
A
_
IN
[3]
C
H
A
_
IN
[2]
C
H
A
_
IN
[1]
C
H
A
_
IN
[0]
CHA
_
CKR
CHC_
IN
[8
]
CHC_
IN
[7
]
CHC_
IN
[6
]
CHC_
IN
[5
]
CHC_
IN
[4
]
CHC_
IN
[3
]
CHC_
IN
[2
]
CHC_
IN
[1
]
CHC_
IN
[0
]
CHC_
CHR
CHA
_
REF
C
LK
CHC_
REF
C
LK
CHC_
IN
[9
]
C
H
D
_
IN
[8]
C
H
D
_
IN
[7]
C
H
D
_
IN
[6]
C
H
D
_
IN
[5]
C
H
D
_
IN
[4]
C
H
D
_
IN
[3]
C
H
D
_
IN
[2]
C
H
D
_
IN
[1]
C
H
D
_
IN
[0]
CHD_
CKR
CHD_
REF
C
LK
C
H
D
_
IN
[9]
TXLEV
DS3
/E3
TP
DA
TA
CHD_
P
R
ES
TNDA
TA
ENCODDI
S
R
S
-422R
B
R
S
422-R
A
VC
C
8
B
5
A
6
GND
5
DI
4
DE
3
RO
1
RE
2
U1
5
MA
X
485
+5
V
R5
0
220R
LK
7
LK
V
out
1
VC
C
2
GND
3
PF
I
4
!P
F
O
5
!M
R
6
!RESET
7
Vb
at
t
8
U1
2
MA
X
704
R4
0
10K
+5
V
R6
3
22R
n/c
1
GND
7
OUT
8
Vc
c
14
XT
AL
2
XT
AL
_
O
SC
+5
V
B
27MH
z
1
2
LK
5
1
2
LK
4
n/c
1
GND
7
OUT
8
Vc
c
14
XT
AL
1
XT
AL
_
O
SC
44.
7MH
z
+5
V
B
1
2
LK
3
1
2
LK
2
1
2
LK
1
URGENT RELA
Y
R38
10
K
R37
10
K
R36
10
K
R35
10
K
R34
10
K
R45
560R
R46
560R
R47
560R
R48
560R
R56
560R
LED
1
LED
2
LED
3
LED
4
LED
7
V
ccIO
LD
1
4.
7uH
LD
5
4.
7uH
CD4
9
0.
1uF
CD4
8
0.
1uF
R2
9
1K
R3
1
1K
+5
V
SW
1
C
8
4
2
1
R5
2
10K
R5
4
10K
R5
3
10K
R5
5
10K
+
V
ccIO
V
ccIO
C
D
5,
7,
24,
2
6,
29,
3
2,
47,
54,
55
0.
1uF
C
D
6,
15,
1
6,
17,
18,
19,
28,
30,
36
0.
1uF
C
D
34,
37
10uF
CD4
3
470uF
C
D
9,
33,
35
10uF
CD4
2
470uF
V
ccIO
V
ccIO
V
ccIO
+
V
ccIN
T
+
V
ccIN
T
+
V
ccIN
T
TCLK
DA
TA
1
DCLK
2
OE
3
nC
S
4
GND
5
nC
A
S
C
6
VC
C
7
VC
C
8
U1
4
EPC1
1
2
3
4
5
6
7
8
9
10
J4
HEADER 5
X
2
R3
2
1K
+5
V
R4
1
1K
+5
V
CD3
9
10uF
DA
TA
1
DCLK
2
OE
3
nC
S
4
GND
5
nC
A
S
C
6
VC
C
7
VC
C
8
U1
3
EPC1
3
1
2
LK
6
R3
9
1K
+5
V
CHB_
IN
9
CHB_
IN
8
CHB_
IN
7
CHB_
IN
6
CHB_
IN
5
CHB_
IN
4
CHB_
IN
3
CHB_
IN
2
CHB_
IN
1
CHB_
IN
0
CHB_
CKR
CHB_
REF
_
CLK
CHB_
P
R
ES
+5
V
R49
560R
LED
5
nR
eset
PT
B
1
PT
B
0
Port
PT
A
0
PT
A
2
PT
A
5
PT
A
7
PT
A
6
PT
A
4
PT
A
3
PT
A
1
SW
2
R2
4
10K
+
V
ccIO
