
| Installing the  | 
40-pin  to 37-pin  signal mapping
Signal mapping on the 
Table 2-5.  Signal mapping on the C40-37F-x  and BP40-37F  cables
| 
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| Pin | Signal Name | Pin | Signal Name | 
| 1 | INTERRUPT IN | 1 | INTERRUPT IN | 
| 2 | +5V | 20 | +5V | 
| 3 | INTERRUPT ENABLE | 2 | INTERRUPT ENABLE | 
| 4 | GND | 21 | GND | 
| 5 | Port B 7 | 3 | Port B 7 | 
| 6 | Port C 7 | 22 | Port C 7 | 
| 7 | Port B 6 | 4 | Port B 6 | 
| 8 | Port C 6 | 23 | Port C 6 | 
| 9 | Port B 5 | 5 | Port B 5 | 
| 10 | Port C 5 | 24 | Port C 5 | 
| 11 | Port B 4 | 6 | Port B 4 | 
| 12 | Port C 4 | 25 | Port C 4 | 
| 13 | Port B 3 | 7 | Port B 3 | 
| 14 | Port C 3 | 26 | Port C 3 | 
| 15 | Port B 2 | 8 | Port B 2 | 
| 16 | Port C 2 | 27 | Port C 2 | 
| 17 | Port B 1 | 9 | Port B 1 | 
| 18 | Port C 1 | 28 | Port C 1 | 
| 19 | Port B 0 | 10 | Port B 0 | 
| 20 | Port C 0 | 29 | Port C 0 | 
| 21 | GND | 11 | GND | 
| 22 | Port A 7 | 30 | Port A 7 | 
| 23 | N/C | 12 | N/C | 
| 24 | Port A 6 | 31 | Port A 6 | 
| 25 | GND | 13 | GND | 
| 26 | Port A 5 | 32 | Port A 5 | 
| 27 | N/C | 14 | N/C | 
| 28 | Port A 4 | 33 | Port A 4 | 
| 29 | GND | 15 | GND | 
| 30 | Port A 3 | 34 | Port A 3 | 
| 31 | N/C | 16 | N/C | 
| 32 | Port A 2 | 35 | Port A 2 | 
| 33 | GND | 17 | GND | 
| 34 | Port A 1 | 36 | Port A 1 | 
| 35 | +5V | 18 | +5V | 
| 36 | Port A 0 | 37 | Port A 0 | 
| 37 | GND | 19 | GND | 
| 38 | N/C | 
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| 39 | N/C | 
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| 40 | N/C | 
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For digital signal conditioning, you can connect the 
1 
20
| The red stripe | 1 | |
| identifies pin # 1 | ||
| 
 | 
20
| 37 | 37 | 
| 19 | 19 | 
| 
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