Ring Communications DNA200 - Manual (Page 8)

DNA200 OPERATIONS MANUAL 8 2008/05/01
DIP switches SW3-1 through SW3-6 are used to set the desired baud rate for the RS232 device. SW3-7 and
SW3-8 are not used.
SW3
Baud Rate 1 2 3 4 5 6 | 7 8_
19200 1 0 0 0 0 1 | 0 0
9600 1 0 0 0 1 0 | 0 0
4800 0 1 0 0 0 1 | 0 0
2400 0 1 0 0 1 0 | 0 0
1200 1 0 0 0 1 1 |
0=OFF
1=ON
Flow Control
Hardware flow control is used (RTS/CTS). The DNA200 will send data only if CTS is high (LED on) from the
connected device. Parity, Data Bits and Stop Bits are programmable (see configuration section).
Resetting Battery Ram
When the system is first installed the Battery Ram must be reset .
Procedure:
1. Set all 8 dip switches in SW2 to OFF.
2. Push and release the Reset Switch (SW1).
3. Wait for the Master LED to start blinking (indicates reset complete)
4. Set Network Address.
5. Push and release the Reset Switch (SW1).
Setting Network Address
DIP switch SW2 is used to set the address of the DNA200. See S ETTING N ETWORK A DDRESS in the NETWORK
manual for a full description for setting the addresses.