Total Water
Counter Board 1 CT1
Other Components: 'R'

R1 R,X_OHMS RN55C

Pin      Signal      Link To
1    GND(CT1)        R2.1
2    XCHECKER1(CT1)  U6.A15

R2 POT,10K POT

Pin    Signal     Link To
1    GND(CT1)     R3.1
2    $1N691(CT1)  U2.4
3    VDD(CT1)     R3.3

R3 POT,10K POT

Pin    Signal     Link To
1    GND(CT1)     R4.1
2    $1N723(CT1)  U5.4
3    VDD(CT1)     R4.3

R4 POT,10K POT

Pin    Signal     Link To
1    GND(CT1)     R5.1
2    $1N742(CT1)  U3.4
3    VDD(CT1)     R5.3

R5 POT,10K POT

Pin    Signal     Link To
1    GND(CT1)     R6.2
2    $1N764(CT1)  U4.4
3    VDD(CT1)     SB1.17

R6 R,TBD RN55C

Pin    Signal     Link To
1    $1N665(CT1)  U9.7
2    GND(CT1)     R7.2

R7 R,TBD RN55C

Pin    Signal     Link To
1    $1N663(CT1)  U8.7
2    GND(CT1)     R8.2

R8 R,TBD RN55C

Pin    Signal     Link To
1    $1N656(CT1)  U10.7
2    GND(CT1)     R9.2

R9 R,TBD RN55C

Pin    Signal     Link To
1    $1N658(CT1)  U7.7
2    GND(CT1)     R11.1

R10 R,2.2K RN55C

Pin     Signal      Link To
1    $1N694(CT1)    R23.2
2    _ADCX600(CT1)  R11.2

R11 R,100 RN55C

Pin     Signal      Link To
1    GND(CT1)       R12.1
2    _ADCX600(CT1)  C19.2

R12 R,100 RN55C

Pin      Signal      Link To
1    GND(CT1)        R14.1
2    TRIG_2_IN(CT1)  R13.2

R13 R,2.2K RN55C

Pin      Signal      Link To
1    $1N721(CT1)     R26.2
2    TRIG_2_IN(CT1)  C18.2

R14 R,100 RN55C

Pin      Signal      Link To
1    GND(CT1)        R17.1
2    TRIG_1_IN(CT1)  R15.2

R15 R,2.2K RN55C

Pin      Signal      Link To
1    $1N739(CT1)     R25.2
2    TRIG_1_IN(CT1)  C29.2

R16 R,2.2K RN55C

Pin     Signal      Link To
1    $1N765(CT1)    R24.2
2    _ADCX602(CT1)  R17.2

R17 R,100 RN55C

Pin     Signal      Link To
1    GND(CT1)       R22.1
2    _ADCX602(CT1)  C32.2

R18 R,TBD RN55C

Pin     Signal     Link To
1    $1N1005(CT1)  U12.8
2    $1N1003(CT1)  U12.5

R19 R,TBD RN55C

Pin    Signal     Link To
1    $1N908(CT1)  U13.1
2    $1N946(CT1)  U13.12

R20 R,TBD RN55C

Pin    Signal     Link To
1    $1N894(CT1)  U12.1
2    $1N944(CT1)  U12.12

R21 R,TBD RN55C

Pin    Signal     Link To
1    $1N968(CT1)  U13.5
2    $1N971(CT1)  U13.8

R22 R,TBD 1/4W

Pin    Signal     Link To
1    GND(CT1)     SB1.45
2    ANAGND(CT1)  SB1.57

R23 R,220K RN55C

Pin     Signal     Link To
1    $1N1136(CT1)  U2.11
2    $1N694(CT1)   U2.3

R24 R,220K RN55C

Pin     Signal     Link To
1    $1N1135(CT1)  U4.11
2    $1N765(CT1)   U4.3

R25 R,220K RN55C

Pin     Signal     Link To
1    $1N1134(CT1)  U3.11
2    $1N739(CT1)   U3.3

R26 R,220K RN55C

Pin     Signal     Link To
1    $1N1133(CT1)  U5.11
2    $1N721(CT1)   U5.3
[CT1]

[CT1] [Components] [Connectors] [Signals]

Connector pin assignments by Terry Allen.
Web listings compiled by Norton T. Allen October 22, 1998.

(c)1998 Harvard University Atmospheric Research Project