Bb-electronics Celeron M Universal Network Controller with PC/104 Manuel d'utilisateur télécharger pdf (Page 17)

2.3.6 RS-485 Auto Flow Control Mode and RS-422 Master/Slave

Mode Selection

You can set the “Auto Flow

Control mode of RS-485 or “Master/Slave

＂

mode

of RS-422

using the SW3

DIP switch

for each

RS-422/485 port. In RS-485,

if the switch

set to

“Auto

＂

the driver

automatically senses the direction of

the data

flow

and

switches the direction of

transmission. No handshaking

necessary.

In RS-422, if

DIP

switch is

set to

“On

＂

, the driver

is always

enabled,

and

always in high or

low status.

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Bb-electronics Celeron M Universal Network Controller with PC/104 Manuel d'utilisateur Page 17