Software Functional Overview
3.3.16 PMU07 GPIO pin assignment
PIN | Function | I/O | Connected | Description | |
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GPIOA0 | LID# | I | LID Switch | Low = LCD Close. | |
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GPIOA1 | N.C. | X |
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GPIOA2 | MailLED# | O | Mail LED | Low = Mail Arrival | |
GPIOA3 | QGSMI# | I | M38869 | Low = Keyboard SMI | |
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GPIOA4 | N.C. | X |
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GPIOA5 | PSTMSK# | O |
| Low = PCI Reset Mask | |
GPIOA6 | PCMRI# | I | OZ6933 | Low = Ring Signal from | |
PCMCIA | |||||
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GPIOA7 | RI1# | I | Serial Port | Low = Ring Signal from Serial | |
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GPIOB0 | N.C. | X |
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GPIOB1 | N.C. | X |
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| Low = Disable Mail LED | |
GPIOB2 | LEDSEL | O | Mail LED | during POST. | |
High = Enable Mail LED after | |||||
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| POST. | |
GPIOB3 | SHDN# | O | MAX3243 | Low = Power down RS232 | |
GPIOB4 | N.C. | X |
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GPIOB5 | N.C. | X |
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GPIOB6 | SUSA# | I | VT82C686B | Low = Suspend Status 1 | |
GPIOB7 | WakeCOM# | O | VT82C686B | Low = Wake Up Event | |
GPIOC0 | PMU5V | I | Pull High |
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GPIOC1 | N.C. | X |
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GPIOC2 | CHGLED | O | Charge LED | High = Turn ON Charge LED | |
GPIOC3 | STSCLR | O |
| High = Clear Internet/Mail | |
| keys Status | ||||
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3.3.17 M38867 GPIO pin assignment
| Pin Name | Function Name | Connected Device | Description |
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| P40 | GSMI# | VT82C686B | Keyboard SMI# |
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| P41 | . |
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| P46 | ECSCI_686B | VT82C686B | SCI |
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| P54 | ECSCI_PMU07 | VT82C686B | ECSCI in |
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| P55 | N.C. |
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| P56 | N.C. |
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| P57 | N.C. |
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| P60 | KBSEL1 | DIP Switch |
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| P61 | KBSEL2 | DIP Switch |
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| P62 | PASS# | DIP Switch | Low = Need to Clear |
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| FIC A360 Service Manual |