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KX-P7100
7.6.IC8 ( USB Chip )
IC8 (USB Chip)
Pin | Symbol | In/Out | Function | |
No. | ||||
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1 | NC1 | - | N.C. | |
2 | RESET | In | System Reset signal | |
3 | nSTROBE | Out | Strobe signal | |
4 | BUSY | In | Busy signal | |
5 | D0 | Out | Parallel data0 | |
6 | D1 | Out | Parallel data1 | |
7 | D2 | Out | Parallel data2 | |
8 | D3 | Out | Parallel data3 | |
9 | VCC1 | - | +5V | |
10 | GND1 | - | GND | |
11 | D4 | Out | Parallel data4 | |
12 | D5 | Out | Parallel data5 | |
13 | D6 | Out | Parallel data6 | |
14 | D7 | Out | Parallel data7 | |
15 | VCP | Out | +3.3V output | |
16 | D+ | In/Out | USB differential data + | |
17 | D- | In/Out | USB differential data - | |
18 | VCC2 | - | +5V | |
19 | GND2 | - | GND | |
20 | NC2 | - | N.C. | |
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Pin | Symbol | In/Out | Function | |
No. | ||||
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21 | NC3 | - | N.C. | |
22 | NC4 | - | N.C. | |
23 | X2 | - | N.C. | |
24 | X1 | In | System clock | |
25 | NC5 | - | N.C. | |
26 | PLH | - | N.C. | |
27 | NC6 | - | N.C. | |
28 | nACK | In | Acknowledge signal | |
29 | CS | - | (not used) | |
30 | SK | - | (not used) | |
31 | VCC3 | - | +5V | |
32 | GND3 | - | GND | |
33 | DI | - | (not used) | |
34 | DO | - | (not used) | |
35 | nFAULT | In | Fault signal | |
36 | SELECT | In | Select signal | |
37 | PERR | In | Paper end signal | |
38 | nINT | Out | Initial signal | |
39 | nAUTOFD | Out | Auto Feed signal | |
40 | nSELECTIN | Out | Select In siganl | |
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7.7.IC9 ( Comparators )
IC9 (Comparators)
Pin | Symbol | In/Out | Function | |
No. | ||||
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1 | A OUTPUT | Out | Comparator A Output | |
2 | A | In | Comparator | |
3 | A +INPUT | In | Comparator A+Input | |
4 | GND | - | GND | |
5 | B+INPUT | In | Comparator B+Input | |
6 | B | In | Comparator | |
7 | B OUTPUT | Out | Comparator B Output | |
8 | VCC | - | +5V | |
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7.8.IC10 ( Reset IC )
IC10 (Reset IC)
Pin | Symbol | In/Out | Function | |
No. | ||||
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1 | GND | - | GND | |
2 | VDD | - | +5V | |
3 | CD | - | Delay Capacitor | |
4 | RESET | Out | Reset Signal |
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