BD Simex RS-232 User Manual - Page 9

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User manual for RS-232 to RS-485 converter module PMT-2/4-Z45
LEDs state (1 - lights, 0 - dimmed)
pd2
0
0
0
0
1
1
1
1
Tab. 5.1 Signalisation of the device's configuration, by LEDs pd2, pd1, pd0
Example: Selection of baud rate - 9600 baud.
– press and hold at least 4 seconds the prg button. Led pwr will start flashing, signalising that
programming mode is enabled.
– press (short) programming button few times, until LEDs pd2, pd1, pd0 will indicate the state
0, 1, 1, (where: 1 – led lights, 0 -led dimmed).
– press and hold at least 4 seconds the prg button. Led pwr will stop flashing, and signalise
storing of the configuration and normal operation mode.
pd1
pd0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
baud rate
[baud]
Selected by MASTER using RTS line
2400
4800
9600
19200
38400
57600
115200
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