Iei-integration PM-1028 Manual de usuario descargar pdf (Pagina 3)

Introduction

The PM-1028 is a PC/104-compliant 4-port or 8-port RS-232

module

with one TI 16C544Ahigh performance serial I/O chip

integrated on board. Its UART is compatible with the 16C550.

PM-1028 provides two ways of interrupt control mechanism –

shared or independent IRQ. Besides, its IO address and

interrupt status address are also selectable by jumpers.

1.1 Specifications:

•

Bus: PC/104.

•

Interrupt Level: 3, 4, 5, 7, 9, 10, 11, 12.

•

Chipset: TI 16C554A.

•

Baud Rate: up to 921.6K bps (at 14.745Mhz clock input).

•

Serial ports: 8 16C550-compatible UARTs -- PM-1028-8,

4 16C550-compatible UARTs -- PM-1028-4

•

Shared or Independent Interrupt.

•

Selectable Interrupt vector address.

•

Selectable I/O address.

•

Power Consumption: +5V @ 0.6A max.

•

Operating Temperature: 0

~ 60

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Iei-integration PM-1028 Manual de usuario Pagina 3