A1.6 Keyboard Interface
A front-panel with COM1, COM2 mouse and keyboard interfaces is either integrated into an 8HP standard CPU front-panel or available as a separate 4HP unit. The piggyback located behind these interfaces connects to the CPU-mounted J11 connector.
Figure A1.6 Keyboard Interface Pinout
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Table A1.6 Keyboard Connector Signals
Pin No. | Signal | Pin No. | Signal |
| | | |
1 | Data | 2 | N/C |
3 | GND | 4 | +5V |
| | | |
5 | CLK | 6 | N/C |
| | | |
A1.7 Mouse Interface
A front-panel with COM1, COM2 mouse and keyboard interfaces is either integrated into an 8HP standard CPU front-panel or available as a separate 4HP unit. The piggyback located behind these interfaces connects to the CPU-mounted J11 connector.
Figure A1.7 Mouse Interface Pinout
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Table A1.7 Mouse Connector Signals
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4
2
| Pin No. | Signal | Pin No. | Signal | |
| | | | | |
| 1 | Data | 2 | N/C | |
| 3 | GND | 4 | +5V | |
| | | | | |
| 5 | CLK | 6 | N/C | |
| | | | | |
| | | | | |
| | | | | |
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