Chapter 1. introduction, 1 specifications – IEI Integration LVDS-VGA-R10 User Manual

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Chapter 1. Introduction

PM-1004-R20 driver & User’s manual is the same as PM-1004.
The PM-1004-R20 is a PC/104-compliant 4-port

RS-232/422/485

module. The PM-1004-R20 has a high performance serial I/O

chip TI TL16C554A on board. Its UART is compatible with the

16C550. The PM-1004-R20 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 TL16C554A.

Baud Rate: up to 921.6K bps (at 14.745Mhz

clock input).

Serial Ports: 4 16C550-compatible UARTs –

PM-1004-R20

Shared or Independent Interrupt.

Selectable Interrupt Vector Address.

Selectable I/O Address.

Power Consumption: +5V @ 0.6A max.

Operating Temperature: 0

° ~ 60 ° C.

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