EBYTE E32-900TBL-01 Test Kit
Specifications
- Product Name: E32-900TBL-01 Test Kit
- Description: Test kit consisting of SMD serial port modules combined with a USB to TTL serial port test board
- Size: Compact, detailed pin definitions provided below
Disclaimer
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- Reproduction, use, modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited.
- The information contained herein is provided “as is” and EBYTE assumes no liability for the use of the information. No warranty, either express or implied, is given, including but not limited, with respect to the accuracy, correctness, reliability and fitness for a particular purpose of the information. This document may be revised by EBYTE at any time. For most recent documents, visit www.ebyte.com.
Introduction
E32-900TBL-01 is a test kit formed by a series of SMD serial port modules combined with a USB to TTL serial port textboard for testing and development, which greatly reduces the difficulty of testing and development for customers. This manual describes how to use the test board. For more details, please refer to the E32-900T20S user manual.
Size and Pin Definition


| No. | Definition | Function |
| 1 | 5V | The 5V network on the test board can be short-circuited with VCC using a jumper cap for power input of the module. |
| 2 | VCC | Module power input |
| 3 | 3.3V | The 3.3V network on the test board can be short-circuited with VCC using a jumper cap for power input of the module |
| 4 | GND | Test board ground |
| 5 | VCC | Module power input |
| 6 | NC1 | NC |
| 7 | NC2 | NC |
| 8 | NC3 | NC |
| 9 | RXD | Connect to module TXD for testing |
| 10 | TXD | Connect to module RXD for testing |
| 11 | AUX | Module AUX,please refer to the module user manual |
| 12 | M1 | Module M1,for mode selection,suspended as “1”,grounded as “0” |
| 13 | GND | Test board ground, usually use with M1 |
| 14 | M0 | Module M0,for mode selection,suspended as “1”,grounded as “0” |
| 15 | GND | Test board ground, usually use with M0 |
Quick Start
Preparation
Install driver
Please go to the official website to download the driver CH341SER.EXE, and double-click to install. This driver supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, SERVER2016/2012/2008/2003, 2000/ME/98, certified by Microsoft digital signature, and supports USB to 3-wire and 9-wire serial ports Wait.
Connect to serial port
Please prepare the Micro USB cable and antenna, connect them to the E32-900TBL-01 accordingly, and open the corresponding serial port.
Communication Mode 
As shown in the picture, plug in the jumper cap (select 5V power supply, mode 0), the two E32-900TBL-01 are configured in this way, open the corresponding serial port, you can send and receive data, and you can observe the AUX light on the bottom board flashing.

Other Mode 
- As shown in the picture, plug in the jumper cap (select 5V power supply, mode 1). For specific functions, please refer to the corresponding serial port module manual.

- As shown in the picture, plug in the jumper cap (select 5V power supply, mode 2). For specific functions, please refer to the corresponding serial port module manual.

- As shown in the picture, insert the jumper cap (select 5V power supply, mode 3). For specific functions, please refer to the corresponding serial port module manual.
About us
- Technical support: support@cdebyte.com
- Documents and RF Setting download link: www.cdebyte.com
- Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com
- Phone: +86 028-61399028
- Web: www.cdebyte.com
- Address: B5 Mould Park, 199# Xiqu Ave, High-tech District, Sichuan, China
Documents / Resources
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EBYTE E32-900TBL-01 Test Kit [pdf] User Manual E32-900TBL-01, E32-900TBL-01 Test Kit, E32-900TBL-01, Test Kit, Kit |
