Multifunctional serial to Ethernet module user manual http://en.usr.cn
Jinan USR IOT Technology Co., Ltd tec@usr.cn
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Diagram 3 - 4 USR-TCP232-ED
1) Mechanical dimesion : ( L × W × H): 44.45 × 31.75 × 15.4 (mm) including RJ45 and connector ；
2) PCB dimension (L × W): 44.45 × 31.75 (mm) ；
3) 5V 3.3V double power input ， choose 1 input
4) 3 * serial(3 * TTL)
5) TTL serial port support hardware flow control
3.2.2.
3.2.2.
3.2.2.
3.2.2. Power
Power
Power
Power
Power supply socket, The input voltage range 3.3V or
5V
, current 150 MA. We default
supply high quality 5 V / 1 A power adapter.
3.2.3.
3.2.3.
3.2.3.
3.2.3. LED
LED
LED
LED status
status
status
status
Except for Link and Data of RJ45, there is one work LED interface
ID name
Description
1 Work
Twinkle every 1 seconds
2 Link(green) On RJ45, when ethernet link established, on.
3 Data(yellow) On RJ45, wnen ethernet data communicate, twinkle.
Diagram 3 - 5 LED definition
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