Harvard Anderson Group
WB57 Water Vapor

IDX Other Components: 'U'

U1 54HC244 DIP20

Pin Signal Link To
1 GND U1IDX.10
2 $1N124(IDX) U8IDX.J18
3 $1N117(IDX) U8IDX.K18
4 $1N123(IDX) U8IDX.K17
5 $1N118(IDX) U8IDX.L18
6 $1N122(IDX) U8IDX.L17
7 $1N119(IDX) U8IDX.M18
8 ~INLIMIT_SP4 @ 0x50 Z1IDX.8
9 $1N120(IDX) U8IDX.N18
10 GND U1IDX.19
11 ~OUTLIMIT_SP4 @ 0x51 Z1IDX.9
12 $1N121(IDX) U8IDX.M17
13 ZEROREF_SP4 @ 0x56 Z1IDX.7
14 ENABLE_SP4 @ 0x53 J4PC.71
15 KILL_A_SP4 @ 0x54 Z1IDX.5
16 DIR_SP4 @ 0x52 J4PC.70
17 KILL_B_SP4 @ 0x55 Z1IDX.3
18 STEP_SP4 @ 0x58 J4PC.68
19 GND U2IDX.1
20 ICC_5V U2IDX.20

U2 54HC244 DIP20

Pin Signal Link To
1 GND U2IDX.10
2 $1N116(IDX) U8IDX.B18
3 $1N108(IDX) U8IDX.C18
4 $1N114(IDX) U8IDX.D18
5 $1N109(IDX) U8IDX.E18
6 $1N113(IDX) U8IDX.F18
7 $1N110(IDX) U8IDX.G18
8 ~INLIMIT_SP3 @ 0x40 Z2IDX.8
9 $1N111(IDX) U8IDX.H18
10 GND U2IDX.19
11 ~OUTLIMIT_SP3 @ 0x41 Z2IDX.9
12 $1N112(IDX) U8IDX.H17
13 ZEROREF_SP3 @ 0x46 Z2IDX.7
14 ENABLE_SP3 @ 0x43 J4PC.58
15 KILL_A_SP3 @ 0x44 Z2IDX.5
16 DIR_SP3 @ 0x42 J4PC.57
17 KILL_B_SP3 @ 0x45 Z2IDX.3
18 STEP_SP3 @ 0x48 J4PC.55
19 GND U3IDX.1
20 ICC_5V U3IDX.20

U3 54HC244 DIP20

Pin Signal Link To
1 GND U3IDX.10
2 $1N99(IDX) U8IDX.A10
3 $1N107(IDX) U8IDX.A11
4 $1N101(IDX) U8IDX.A12
5 $1N106(IDX) U8IDX.A13
6 $1N102(IDX) U8IDX.A14
7 $1N105(IDX) U8IDX.A15
8 ~INLIMIT_SP2 @ 0x30 Z3IDX.8
9 $1N104(IDX) U8IDX.A17
10 GND U3IDX.19
11 ~OUTLIMIT_SP2 @ 0x31 Z3IDX.9
12 $1N103(IDX) U8IDX.A16
13 ZEROREF_SP2 @ 0x36 Z3IDX.7
14 ENABLE_SP2 @ 0x33 J4PC.45
15 KILL_A_SP2 @ 0x34 Z3IDX.5
16 DIR_SP2 @ 0x32 J4PC.44
17 KILL_B_SP2 @ 0x35 Z3IDX.3
18 STEP_SP2 @ 0x38 J4PC.42
19 GND U4IDX.1
20 ICC_5V U4IDX.20

U4 54HC244 DIP20

Pin Signal Link To
1 GND U4IDX.10
2 $1N224(IDX) U8IDX.B3
3 $1N217(IDX) U8IDX.A3
4 $1N223(IDX) U8IDX.A4
5 $1N218(IDX) U8IDX.A5
6 $1N222(IDX) U8IDX.A6
7 $1N219(IDX) U8IDX.A7
8 ~INLIMIT_SP1 @ 0x20 Z4IDX.8
9 $1N220(IDX) U8IDX.A9
10 GND U4IDX.19
11 ~OUTLIMIT_SP1 @ 0x21 Z4IDX.9
12 $1N221(IDX) U8IDX.A8
13 ZEROREF_SP1 @ 0x26 Z4IDX.7
14 ENABLE_SP1 @ 0x23 J4PC.31
15 KILL_A_SP1 @ 0x24 Z4IDX.5
16 DIR_SP1 @ 0x22 J4PC.30
17 KILL_B_SP1 @ 0x25 Z4IDX.3
18 STEP_SP1 @ 0x28 J4PC.28
19 GND U5IDX.1
20 ICC_5V U5IDX.20

U5 54HC244 DIP20

Pin Signal Link To
1 GND U5IDX.10
2 $1N216(IDX) U8IDX.H1
3 $1N208(IDX) U8IDX.H2
4 $1N214(IDX) U8IDX.G1
5 $1N209(IDX) U8IDX.F1
6 $1N213(IDX) U8IDX.E1
7 $1N210(IDX) U8IDX.D1
8 ~INLIMIT_GV @ 0x10 Z5IDX.8
9 $1N211(IDX) U8IDX.B1
10 GND U5IDX.19
11 ~OUTLIMIT_GV @ 0x11 Z5IDX.9
12 $1N212(IDX) U8IDX.C1
13 ZEROREF_GV @ 0x16 Z5IDX.7
14 ENABLE_GV @ 0x13 J4PC.18
15 KILL_A_GV @ 0x14 Z5IDX.5
16 DIR_GV @ 0x12 J4PC.17
17 KILL_B_GV @ 0x15 Z5IDX.3
18 STEP_GV @ 0x18 J4PC.15
19 GND U6IDX.1
20 ICC_5V U6IDX.20

U6 54HC244 DIP20

Pin Signal Link To
1 GND U6IDX.10
2 $1N199(IDX) U8IDX.P1
3 $1N207(IDX) U8IDX.N2
4 $1N201(IDX) U8IDX.N1
5 $1N206(IDX) U8IDX.M2
6 $1N202(IDX) U8IDX.M1
7 $1N205(IDX) U8IDX.L1
8 ~INLIMIT_TV @ 0x0 Z6IDX.8
9 $1N204(IDX) U8IDX.J1
10 GND U6IDX.19
11 ~OUTLIMIT_TV @ 0x1 Z6IDX.9
12 $1N203(IDX) U8IDX.K1
13 ZEROREF_TV @ 0x6 Z6IDX.7
14 ENABLE_TV @ 0x3 J4PC.5
15 KILL_A_TV @ 0x4 Z6IDX.5
16 DIR_TV @ 0x2 J4PC.4
17 KILL_B_TV @ 0x5 Z6IDX.3
18 STEP_TV @ 0x8 J4PC.2
19 GND U7IDX.5
20 ICC_5V U7IDX.7

U7 XC17256 XC17256

Pin Signal Link To
1 XCHK9(IDX) U8IDX.U3
2 XCHK6(IDX) U8IDX.V1
3 XCHK10(IDX) U8IDX.V18
4 XCHK8(IDX) U8IDX.U17
5 GND U8IDX.C7
7 ICC_5V U7IDX.8
8 ICC_5V U8IDX.D3

U8 XC4010-5 PG191

Pin Signal Link To
A3 $1N217(IDX) U4IDX.3
A4 $1N223(IDX) Z4IDX.4
A5 $1N218(IDX) U4IDX.5
A6 $1N222(IDX) Z4IDX.6
A7 $1N219(IDX) U4IDX.7
A8 $1N221(IDX) U4IDX.12
A9 $1N220(IDX) U4IDX.9
A10 $1N99(IDX) Z3IDX.2
A11 $1N107(IDX) U3IDX.3
A12 $1N101(IDX) Z3IDX.4
A13 $1N106(IDX) U3IDX.5
A14 $1N102(IDX) Z3IDX.6
A15 $1N105(IDX) U3IDX.7
A16 $1N103(IDX) U3IDX.12
A17 $1N104(IDX) U3IDX.9
A18 XCHK1(IDX) U8IDX.C15
B1 $1N211(IDX) U5IDX.9
B3 $1N224(IDX) Z4IDX.2
B18 $1N116(IDX) Z2IDX.2
C1 $1N212(IDX) U5IDX.12
C7 GND U8IDX.C12
C12 GND U8IDX.D4
C15 XCHK1(IDX) U8IDX.C16
C16 XCHK1(IDX) JTST_IDX.1
C18 $1N108(IDX) U2IDX.3
D1 $1N210(IDX) U5IDX.7
D3 ICC_5V U8IDX.D10
D4 GND U8IDX.D9
D9 GND U8IDX.D15
D10 ICC_5V U8IDX.D16
D15 GND U8IDX.G3
D16 ICC_5V U8IDX.J4
D18 $1N114(IDX) Z2IDX.4
E1 $1N213(IDX) Z5IDX.6
E18 $1N109(IDX) U2IDX.5
F1 $1N209(IDX) U5IDX.5
F18 $1N113(IDX) Z2IDX.6
G1 $1N214(IDX) Z5IDX.4
G3 GND U8IDX.G16
G16 GND U8IDX.K4
G18 $1N110(IDX) U2IDX.7
H1 $1N216(IDX) Z5IDX.2
H2 $1N208(IDX) U5IDX.3
H17 $1N112(IDX) U2IDX.12
H18 $1N111(IDX) U2IDX.9
J1 $1N204(IDX) U6IDX.9
J4 ICC_5V U8IDX.J15
J15 ICC_5V U8IDX.R4
J16 XCHK12(IDX) Z7IDX.7
J18 $1N124(IDX) Z1IDX.2
K1 $1N203(IDX) U6IDX.12
K4 GND U8IDX.K15
K15 GND U8IDX.M3
K17 $1N123(IDX) Z1IDX.4
K18 $1N117(IDX) U1IDX.3
L1 $1N205(IDX) U6IDX.7
L17 $1N122(IDX) Z1IDX.6
L18 $1N118(IDX) U1IDX.5
M1 $1N202(IDX) Z6IDX.6
M2 $1N206(IDX) U6IDX.5
M3 GND U8IDX.M16
M16 GND U8IDX.R3
M17 $1N121(IDX) U1IDX.12
M18 $1N119(IDX) U1IDX.7
N1 $1N201(IDX) Z6IDX.4
N2 $1N207(IDX) U6IDX.3
N16 ~ADDR0 JSB_IDX.1
N18 $1N120(IDX) U1IDX.9
P1 $1N199(IDX) Z6IDX.2
P16 ~ADDR3 JSB_IDX.4
P17 ~ADDR2 JSB_IDX.3
P18 ~ADDR1 JSB_IDX.2
R1 JP0(IDX) JP1IDX.2
R2 JP1(IDX) JP2IDX.2
R3 GND U8IDX.R9
R4 ICC_5V U8IDX.R10
R9 GND U8IDX.R16
R10 ICC_5V U8IDX.R15
R15 ICC_5V Z1IDX.1
R16 GND U8IDX.T7
R17 ~ADDR6 JSB_IDX.7
R18 ~ADDR4 JSB_IDX.5
T2 ~EXPINTR JSB_IDX.54
T4 XCHK16(IDX) Z7IDX.9
T5 XCHK15(IDX) JTST_IDX.15
T7 GND U8IDX.T12
T9 ~DATA15 JSB_IDX.36
T10 ~DATA8 JSB_IDX.29
T11 ~DATA6 JSB_IDX.27
T12 GND C1IDX.2
T15 ~ADDR13 JSB_IDX.14
T16 ~ADDR9 JSB_IDX.10
T17 ~ADDR8 JSB_IDX.9
T18 ~ADDR5 JSB_IDX.6
U1 ~EXPACK JSB_IDX.56
U3 XCHK9(IDX) JTST_IDX.9
U4 ~EXPWR JSB_IDX.48
U5 XCHK13(IDX) JTST_IDX.13
U6 XCHK11(IDX) JTST_IDX.11
U7 XCHK5(IDX) Z7IDX.4
U9 ~DATA13 JSB_IDX.34
U10 ~DATA11 JSB_IDX.32
U11 ~DATA7 JSB_IDX.28
U12 ~DATA4 JSB_IDX.25
U13 ~DATA2 JSB_IDX.23
U14 ~DATA0 JSB_IDX.21
U15 ~ADDR14 JSB_IDX.15
U16 ~ADDR11 JSB_IDX.12
U17 XCHK8(IDX) Z7IDX.5
U18 ~ADDR7 JSB_IDX.8
V1 XCHK6(IDX) JTST_IDX.6
V2 ~CMDENBL(DIG) JSB_IDX.52
V3 ~CMDSTRB JSB_IDX.50
V4 ~EXPRD JSB_IDX.46
V5 XCHK14(IDX) Z7IDX.8
V6 XCHK7(IDX) JTST_IDX.7
V7 XCHK3(IDX) Z7IDX.3
V8 ~DATA14 JSB_IDX.35
V9 ~DATA12 JSB_IDX.33
V10 ~DATA10 JSB_IDX.31
V11 ~DATA9 JSB_IDX.30
V12 ~DATA5 JSB_IDX.26
V13 ~DATA3 JSB_IDX.24
V14 ~DATA1 JSB_IDX.22
V15 ~ADDR15 JSB_IDX.16
V16 ~ADDR12 JSB_IDX.13
V17 ~ADDR10 JSB_IDX.11
V18 XCHK10(IDX) Z7IDX.6
[IDX]

[IDX] [Components] [Master] [Signals] [Check]

Connector pin assignments by Terry Allen.
Web listings compiled using Nets software on Thu Apr 12 13:20:56 2001
Copyright 2001 by the President and Fellows of Harvard College