| Software Functional Overview | ||
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| IRQ 4 | Serial Port |
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| IRQ 5 | Audio / USB |
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| IRQ 6 | Floppy Disk Drive |
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| IRQ 7 | Parallel Port |
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| IRQ 8 | RTC Alarm |
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| IRQ 9 | ACPI |
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| IRQ10 | LAN / Modem / CardBus/ VGA |
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| IRQ11 | Reserved for PCMCIA Card |
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| IRQ12 | PS/2 Mouse |
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| IRQ13 | FPU |
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| IRQ14 | Hard Disk Drive |
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| IRQ15 |
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3.3.14 GPIO Pin Assignment
The GPI and GPO pins connected to system devices. The BIOS can get device’s status and control the device via the GPI and GPO pins.
VT82C686BGPI pinassignment
Pin Name | Function Name | Connected Device | Description | |
GPI[0] | Pull High |
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GPI[1] | ECSCI# | PMU07 |
| Low = SCI request from PMU07 |
GPI[2] | BATLOW# | PMU07 |
| Low = Battery Low Activated |
GPI[3] | MEDIA_DET | OZ168 |
| Wake Up system for Audio DJ. |
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| (Program to LID function) |
GPI[4] | IRQ6 |
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| Assign to IRQ6 |
GPI[5] | PME# | CardBus, | LAN, | Low = PME Request |
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| Modem, IEEE1394 |
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GPI[6] | SENSE# | PHS connector |
| Low = PHS Connected |
GPI[7] | WAKECOM# | PMU07 |
| Low = Ring signal from PMU07 |
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GPI[8] | GPO[8] |
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| Refer GPO[8]. |
GPI[9] | GPO[9] |
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| Refer GPO[9] |
GPI[10] | PANELID0 | LCD FPC |
| LCD Panel Type Select |
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GPI[11] | PANELID1 | LCD FPC |
| LCD Panel Type Select |
GPI[16] | N.C. |
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GPI[17] | PANELID2 | LCD FPC |
| LCD Panel Type Select |
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GPI[18] | MB_ID0 | DIP Switch |
| Mother board revision ID data 0 |
GPI[19] | MB_ID1 | DIP Switch |
| Mother board revision ID data 1 |
GPI[20] | INTE_LATCH | M38869 |
| Internet key status |
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GPI[21] | MAIL_LATCH | M38869 |
| Mail key status |
GPI[22] | AGP_BUSY# | VT8603 |
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GPI[23] | PANELID3 | LCD FPC |
| LCD Panel Type Select |
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FIC A360 Service Manual |
