4SBC-776 User Manual
Standard LPX-size SBC functions
CPU: FC-370 Pentium III (Coppermine), Celeron, and compatible CPUs
(With system bus frequencies of 66/100/133MHz).
CPU socket: Intel Socket 370
Bus interface: PICMG Compliant
BIOS: Award 4 MB Flash BIOS
Chipset: Intel 815E
I/O chipset: Winbond W83627HF. Fully 16-bit I/O decoded
ISA bus interface: Winbond W83626 LPC to ISA bridge Full ISA bus
function except master mode support
Memory : Onboard three 168 pins DIMM socket supports up to
512Mbytes SDRAM (PC-133 SDRAM supported).
Enhanced IDE: Supports two IDE channel. Support Ultra DMA/ 100
mode with data transfer rate of 100MB/sec.
FDD interface: Supports two floppy disk drives, 5.25" (360KB and
1.2MB) and/or 3.5" (720KB, 1.44MB, and 2.88MB).
Parallel port: One bi-directional parallel ports. Supports SPP, ECP , and
EPP modes.
Serial port: One RS-232 and one RS-232/422/485 serial port. Ports can be
configured as COM1, COM2, COM3, COM4, or disabled individually
and of which one and be configured as RS-232/422/485 (COM2).
(16C550 equivalent).
KB/Mouse connector : 6-pin mini-DIN connector supports PC/AT
keyboard and PS/2 mouse and wake on KBD function.
USB connectors: 10-pin onboard connector supports four USB ports.
Battery: Lithium battery for data retention
Watchdog timer: Can generate a system reset, IRQ15, or NMI.
Software selectable time-out interval (1 sec. ~ 255 min., 1 sec./step or
1 min./step)
DMA: 7 DMA channels (8237 equivalent)
Specifications