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TTL MODBUS 0.4inch 4-Bit Red Digital Tube LED Display Screen Module TTL Control for Arduino

Item ID: GY18124

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Price: $10.59

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1.Description:

It is a TTL digital tube. This module has a built-in driver, which can be controlled by the user by sending instructions only.

2.Feature:

1>.It comes with a four-digit 0.4-inch screen

2>.It supports Micro USB communication

3>.It supports TTL/serial communication

4>.It supports ModbusRTU extended instructions

5>.It supports pin powered/Micro USB powered.

3.Parameter:

1>.Product Name: TTL Digital Tube

2>.Input Voltage:DC 5V

3>.Input Current:1A(Max)

4>.Work Temperature:-25℃~85℃

5>.Work Humidity:5%~95%RH

6>.Size:41*17*18mm

4.The Details of Sending Instructions are as Follows:

01:Station number of digital tube

06:Function code

00 00:Display register of digital tube screen (integer)

22 B8:display 8888 (decimal),hexadecimal 22B8

91 18:CRC check

5.Package:

1pcs TTL Digital Tube

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