PowerWalker AS_400 Card 3 User Manual

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2. Definitions

2.1. Common items

(1) Computer (Software) has Initiative for communicate by this protocol.

Computer will send command ended with .

Dry contact Management Card will respond the information of ended with

Note : means ASCII code “Carriage Return” (HEX-code 0D).

(2) All the information is provided in ASCII format.

(3) Communication start timing

Dry contact Management Card should be received the command from PC, and send the right

response to PC.

2.2. Serial Data format

Dry contact Management Card data will be provided at 2400 baud rate and consist of 1 start bit, 8 data

bits, no parity, and 1 stop bit.

BAUD RATE:

2400 band

DATA LENGTH: 8 bits

STOP BIT:

1 bit

PARITY: NONE

Data format figure:

Start

b0 b1 b2 b3 b4 b5 b6 b7 Stop