Impulse 2202 Bedienungsanleitung PDF herunterladen (Seite 10)

Specifications

Sealevel Systems SeaPORT+2/485 Page 7

Technical Description

The SeaPORT+2/485 utilizes two USB UARTs. These chips feature

programmable baud rate, data format, 128 byte Dual Port TX Buffer, and 384

byte Dual Port RX Buffer. The RS-422/485 transceiver supports data rates up to

921.6K baud.

Features

• Hot pluggable device that does not require opening the case

• No system resources are required (i.e. I/O ports or IRQ’s)

• LED status indicators for USB Enabled and port activity

Connector Pin Assignments

RS-422/485 (DB 9 Male)

Signal Name Pin # Mode

GND Ground 5

TX + Transmit Data Positive 4 Output

TX- Transmit Data Negative 3 Output

RTS+ Request To Send Positive 6 Output

RTS- Request To Send Negative 7 Output

RX+ Receive Data Positive 1 Input

RX- Receive Data Negative 2 Input

CTS+ Clear To Send Positive 9 Input

CTS- Clear To Send Negative 8 Input

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Keine Kommentare

Impulse 2202 Bedienungsanleitung Seite 10