2.9Connectors Pin Assignments
2.9.1Pin Assignments of PCI-9112
The
CN1 is for digital signal input, CN2 for digital signal output, CN3 for analog input, analog output and timer/counter's signals. The pin assignments for each connector are illustrated in the Figure 2.9.1~ Figure 2.9.3.
CN 3: Analog Input / Output & Counter/Timer
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| CN3耟 |
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AI0 | 耟 | 1耟 |
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| 20耟 |
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2耟 |
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| AI8 耟 |
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AI1 | 耟 |
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| 21耟 |
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3耟 |
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| AI9 耟 |
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AI2 | 耟 |
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| 22耟 |
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4耟 |
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| AI10耟 |
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AI3 | 耟 |
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| 23耟 |
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5耟 |
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| AI11耟 |
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AI4 | 耟 |
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| 24耟 |
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6耟 |
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| AI12耟 |
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AI5 | 耟 |
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| 25耟 |
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7耟 |
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| AI13耟 |
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AI6 | 耟 |
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| 26耟 |
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8耟 |
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| AI14耟 |
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AI7 | 耟 |
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| 27耟 |
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9耟 |
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| AI15耟 |
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A.GND | 耟 |
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| 28耟 |
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| A.GND耟 |
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A.GND | 耟 | 10 | 耟 |
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| 29耟 |
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11 耟 |
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| A.GND耟 |
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V.REF耟 |
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12 | 耟 |
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| 30耟 | AO1 耟 |
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ExtRef2 | 耟 |
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| 31耟 |
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13 | 耟 |
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| ExtRef1 |
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+12V耟 |
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| 32耟 |
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14 耟 |
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| AO2 耟 |
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A.GND | 耟 |
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15 耟 |
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| 33耟 | GATE0 |
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D.GND | 耟 |
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16 | 耟 |
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| 34耟 | GATE 耟 |
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COUT0耟 |
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| 35耟 |
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17 | 耟 |
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| COUT1 |
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ExtTrg耟 |
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18 | 耟 |
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| 36耟 | N/C耟 |
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N/C耟 |
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| 37耟 |
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| 19 |
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| ExtCLK |
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+5V 耟 | 耟 |
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| Figure 2.9.1 Pin Assignments of CN3 | |||||
Legend : |
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AIn |
| : Analog Input Channel n ( | ||||||||
AIHn |
| : Analog High Input Channel n ( differential) | ||||||||
AILn |
| : Analog Low Input Channel n ( differential) | ||||||||
ExtRef n : External Reference Voltage for D/A CH n | ||||||||||
AOn |
| : Analog Output Channel n | ||||||||
ExtCLK |
| : External Clock Input |
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ExtTrig |
| : External Trigger Signal |
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CLK |
| : Clock input for 8254 |
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