Specifications

EPC-30 Hardware Reference
Page v
Summary Screen23
Embedded Features Sub-menu 25
Advanced Menu 28
RFA Access Mode 28
RFA Data Access Mode 28
Large Disk Access Mode 28
Integrated Peripherals Sub-menu 29
Exit Menu 31
Save Changes and Exit 31
Exit Without Saving Changes 31
Get default values 32
Load previous values 32
Save Changes 32
Chapter 3 - Theory of Operation 33
Block Diagram 34
Processor 34
R380EX/Intel386 EX-based System Functional Unit Summary 34
DRAM Interface/Bus Control 35
Memory 36
BIOS Flash EPROM 36
Super VGA/Flat Panel Controller Subsystem 37
Flash Disk Subsystem 38
Hard Drive and Floppy Disk Drive Controller 40
Serial and parallel ports 40
PCMCIA controller 41
Watchdog timer 42
ISA-bus42
Miscellaneous Functions 44
Keyboard controller 44
Battery 44
Speaker 44
LEDs 44
Reset Signal 44
Power requirements 45
3.3V Operation 45
Mechanical specifications 46
Resetting the EPC-30 47
Brown-Out Protection 47
Chapter 4 - Connectors 49
COMB RS-232 and RS-422 Pinouts 49
COMC Header Pinout 49
Floppy Drive Pinout 51