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Chengdu Ebyte Electronic Technology Co.,Ltd.
NT1-B_User_Manual
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9
16
485_EN
Soft control
enable pin
The RS485 software enables the control pin, which is high-level
output when the serial port sends data and low output by
default.
17
RXD
Serial signal
input
serial data entry, data communication serial port, Available for
firmware upgrades.
18
TXD
Serial signal
output
serial data output, data communication serial port, can be used
for firmware upgrades.
19
RTS
Flow control
pin
MODEM output signal, requested to be sent.
20
RUN
Running
lights
Periodically flashes when the running indicator is working
21
PWR
Power light
Power input indicator
3.3 Dimensions