SBC86620 AMD
®
Geode GX3 Mini ITX Board User’s Manual
Digital I/O
83
A p p e n d i x C
Digital I/O
Using the Digital Input Function
Start
↓
Un-Lock SuperI /O:
O 4E 87 ; Un-lock super I/O
O 4E 87 ; Un-lock super I/O
↓
SelectMultiplexed pin to GPIO Function :
O 4E 2A
O 4F FF
↓
Select Logic device:
O 4E 07
O 4F 07
↓
Activate Logic Device:
O 4E 30
O 4F 01
↓
Select GPI Function:
O 4E F0
O 4F FF
↓
Read Data:
O 4E F1
I
4F
XX ( XX is input Data;
if no input source,the value is FF)
Summary of Contents for SBC86620 Series
Page 1: ...SBC86620 Series GX3 All in One Mini ITX Board User s Manual ...
Page 6: ...vi MEMO ...
Page 10: ...SBC86620 AMD Geode GX3 Mini ITX Board User s Manual 4 Introduction MEMO ...
Page 12: ...SBC86620 AMD Geode GX3 Mini ITX Board User s Manual 6 Jumpers and Connectors ...
Page 13: ...SBC86620 AMD Geode GX3 Mini ITX Board User s Manual Jumpers and Connectors 7 ...
Page 38: ...SBC86620 AMD Geode GX3 Mini ITX Board User s Manual 32 Jumpers and Connectors MEMO ...
Page 42: ...SBC86620 AMD Geode GX3 Mini ITX Board User s Manual Hardware Description 36 MEMO ...