Multifunctional serial to Ethernet module user manual
www.usriot.com
Jinan USR IOT Technology Co., Ltd
Page21
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9
4.1.
4.1.
4.1.
4.1. USR-TCP232-E2
USR-TCP232-E2
USR-TCP232-E2
USR-TCP232-E2
4.1.1.
4.1.1.
4.1.1.
4.1.1. Hardware
Hardware
Hardware
Hardware
Diagram 4-1 USR-TCP232-E2
1)
Mechanical dimesion: (L×W×H): 55×30×23.2(mm) including RJ45 and connector
；
2)
PCB dimension(L×W): 50.4×30.0(mm)
；
3)
5V 3.3V double power input
，
choose 1 input
1)
2 * serial port (2 * TTL, 3.3V)
2)
TTL serial port 0 support hardware flow control(RTS/CTS)
4.1.2.
4.1.2.
4.1.2.
4.1.2. Power
Power
Power
Power and
and
and
and other
other
other
other pin
pin
pin
pin
Power supply socket, The input voltage range 3.3V or 5V, average current both 120 MA. We
default supply customer with high quality 5 V / 1 A power adapter.
if your MCU's signal is 5V, pls add a signal convert between 3.3V and 5V
id
name
description
1
VDD
DC5V(you must choose only one supply between 5V
or 3.3V)
