Specifications

47
47
47
47
47
47
48
48
48
48
48
48
48
49
49
51
52
52
54
58
59
60
61
62
63
64
65
Cache
DMA Controller
Interrupt Controller
Timer
Real-time Clock (RTC)
Keyboard Controller
Loudspeaker
Reset Logic
A20 Logic
Port B and NMI Logic
Video Controller
Floppy Disk Controlles
IDE-/AT-Bus
Parallel Port LPT1
Serial Ports COM1 and COM2
Hardware Interfaces
PC/104-Bus
PC/104-Bus Pin Assignment
Signal Description
System Interface
Power Supply
Floppy Disk Interface
IDE-/AT-Bus Interface
SVGA Display Connector
Universal LCD Connector
Parallel Port (Centronics)
Serial Ports
3.2.3
3.2.4
3.2.5
3.2.6
3.2.7
3.2.8
3.2.9
3.2.10
3.2.11
3.2.12
3.2.13
3.2.14
3.2.15
3.2.16
3.2.17
4
4.1
4.1.1
4.1.2
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9