User`s guide

Clarity Visual Systems

October 1998

examples. All displays that match the group respond to this

addressing mode. No acknowledgment is sent in this mode. All

displays must be set to a unique address.

3. Unit address mode

– the unit part of the address is specified,

while the group part of the address is set as global: *2, *9, *F are

valid examples. All displays that match the unit respond to this

addressing mode. No acknowledgment is sent in this mode. All

displays must be set to a unique address.

4. Broadcast mode

– both group and unit are “*”. All displays

respond to this address. No acknowledgment is sent in this mode.

All addressing is done in hex.

CMD

- CMD is a 3 byte command character string. These command

strings are shown in the table listing the RS-232 command codes.

ASCII ETX

- End of transmission character, = 03h

Description Abbreviation Hex Decimal Character Control

End of Text ETX 03 3

❤

Ctrl- C

For example, to turn on a display with an address of 06 it would need

to receive the following command:

06PON

❤

0206PON03