Trycom Technology TRP-C51 User Manual page 4

2-2.Block Diagram
2-3. LED Indictor
PWR LED:
When power is properly supplied to TRP-C51, the PWR LED will on.
LINK LED:
TRP-C51 can be configured as Master mode or Slave mode. When TRP-C51 is in Master mode,
the LINK LED definition is as below.
A: Turn on/off in 150ms cycle – when TRP-C51 is in slave searching status.
B: Turn on/off in 1000ms cycle – When TRP-C51 is in slave connecting status.
C: Turn on— Master and Slave connection is successful.
D: Blinking— If there is activity such as data transmitting or receiving.
When TRP-C51 is in Slave mode the LINK LED definition is as below.
Turn on/off in the cycle of "1000ms on/ 3000ms off" – no connection.
Turn on— When Slave and Master connection is successful.
Blinking— When there is activity such as data transmitting or receiving.
TX LED: RS232/422/485 data transmitting.
RX LED: RS232/422/485 data receiving.
2-4. DIP Switch
There are 2 dip switch on TRP-C51. One 2-pin dip switch is for system configuration, another is a
4-pin dip switch for extension and no function.
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