Femto Capacitance Meter  
 

Figure 5.   Pin Connections for LCD002 and ICL7106 Digital
 
 

  LCD002  

     1

     3

e   9

d   10

c   11

e   13

d   14

c   15

e   17

d   18

c   19

b   20

a   21

f   22

g   23

b   24

a   25

f   26

g   27

b   29

a   30

f   31

g   32

 		  7106

- 21

- 19

- 18

- 15

- 24

- 14

- 9

- 10

- 8

- 2

- 3

- 4

- 5

- 6

- 7

- 11

- 12

- 13

- 25

- 16

- 23

- 17

- 22

 		  74C86   (for decimals)

1 - 2, 5 (SW-1)

5 - 1, 4 (SW-1)

13 - 3, 6 (SW-1)

3 - 16 (LCD)

4 - 12 (LCD)

11 - 8 (LCD)

7, 8, 9 - 37 (7106)

2, 6, 12 - 21 (7106)

14 - +5V

10 - not connected

  

back plane - 1, 2, 28, 38, 39, (LCD); 2, 6, 12 (74C86)

not connected - 4, 5, 6, 7, 33, 34, 35, 36, 37, 40 (LCD)

      10 (74C86);   20 (7106)

center pin of SW-1 - +5V

74C86 = CD4070BCN

 
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