sheet 3 of 6
DWG. B2240-3
Mydax Inc.
Auburn, CA.
Mydax Controller M1001
Input-Output
11
12
13
17
16
15
14
D0
D1
D2
D3
D4
D5
D6
D7
IN 5
U3
74HC244
18
3
16
5
14
7
12
9
19
1
11
8
13
6
15
4
17
2
T2 Low
Interlock
T1 Low
Reset Rly
Freon Lo
Ext Stop
Ext Start
J1-17
J1-18
J1-15
J1-13
J1-14
J1-11
J1-14
J1-16
J1-6
J1-5
J2-4
J2-3
J1-8
J1-7
J1-10
J1-9
T3 Low
Miss Ph.
Rev Ph.
Key Sw.
Remote
Dig/Ana
24
23
22
21
20
19
18
2
17
4
15
6
13
8
11
1
19
9
12
7
14
5
16
3
18
74HC244
U1
10k
+5V
IN 7
D7
D6
D5
D4
D3
D2
D1
D0
2
17
4
15
6
13
8
11
1
19
9
12
7
14
5
16
3
18
74HC244
U2
10k
+5V
IN 6
D7
D6
D5
D4
D3
D2
D1
D0
Res On/Off
On=Remote
On=ext
virtual
On=Volt
Set En.
On=no
Fudge
Baud
Dip Switch
PCLRN
74HC273
U18
9
6
5
2
1
11
3
4
7
8
D3
D2
D1
D0
Out 28
April 24, 1996
Switch 2
Switch 3
+5V
10k
100K
+5V
10k
100k
25
10
100k
10k
+5V
U11
82C55
"B
U11
82C55
"C
D4
D5
13
14
15
12
16
19
18
17
D7
D6
LCD R/W
LCD EN
LCD RS
EV1
J2-20
EV2
J2-19
EV3
J2-18
EV4
J2-17
EV5
J2-15
U24
ULN2003A
+5V
9
8
1
2
3
4
5
6
7
10
11
12
13
14
