EBYTE E220-900TBL-01 Wireless Modem User Manual
Brand: EBYTE
1. Product Introduction
The E220-900TBL-01 is a testing product that combines a serial port module with a USB-to-TTL serial port baseboard. It is designed for customers to test and develop wireless communication products, significantly reducing the difficulty of testing and development. For more detailed information, please refer to the E220-900T22S user manual.
1.1 Dimensions and Interface Description
Board Dimensions: Approximately 58.0±0.1mm in length and 28.0±0.1mm in width.
Interface Layout:
- Top View: Features a USB port, PWR (Power) indicator, AUX (Auxiliary) indicator, IPX antenna connector, and pin headers labeled 1 through 15.
- Bottom View: Features the EBYTE logo, ANT (Antenna) connector, USB port, and pin headers labeled 1 through 15.
Pin Definitions Table:
| Pin Number | Definition | Function Description |
|---|---|---|
| 1 | 5V | Baseboard 5V network, can be shorted with VCC via jumper for module power input. |
| 2 | VCC | Module power input. |
| 3 | 3.3V | Baseboard 3.3V network, can be shorted with VCC via jumper for module power input. |
| 4 | GND | Baseboard reference ground. |
| 5 | VCC | Module power input. |
| 6 | NC1 | User does not need to care. |
| 7 | NC2 | User does not need to care. |
| 8 | NC3 | User does not need to care. |
| 9 | RXD | Baseboard RXD, connects to the module's TXD pin for testing. |
| 10 | TXD | Baseboard TXD, connects to the module's RXD pin for testing. |
| 11 | AUX | Module AUX, refer to the respective module's user manual for specific functions. |
| 12 | M1 | Module M1, used for module mode selection. Floating is "1", shorted to GND is "0". |
| 13 | GND | Baseboard reference ground, often used in conjunction with M1. |
| 14 | M0 | Module M0, used for module mode selection. Floating is "1", shorted to GND is "0". |
| 15 | GND | Baseboard reference ground, often used in conjunction with M0. |
2. Quick Start
2.1 Test Preparation
Ensure you have the E220-900TBL-01 module, a Micro USB cable, and an antenna.
2.2 Driver Installation
Download the driver program CH341SER.EXE from the official website (click to download) and install it by double-clicking. This driver supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, SERVER2016/2012/2008/2003, 2000/ME/98. It is digitally signed by Microsoft and supports USB-to-3-wire and 9-wire serial ports.
2.3 Hardware Connection
Connect the Micro USB cable and antenna to the E220-900TBL-01. Open the corresponding serial port.
2.4 Mode 0 Communication
As shown in the diagram, connect the jumper (select 5V power supply, Mode 0). Configure both E220-900TBL-01 modules similarly. Open the respective serial ports to send and receive data. The AUX indicator light on the baseboard should blink.
[Diagram Description: The image shows the E220-900TBL-01 module with jumpers set for Mode 0 and 5V power. The USB port, pin headers, and antenna connector are visible.]
2.5 Other Modes
As shown in the diagrams, connect the jumpers (select 5V power supply, Mode 1, Mode 2, or Mode 3). For specific functions, please refer to the respective serial port module manuals.
[Diagram Description: Images show the E220-900TBL-01 module with different jumper configurations for Mode 1, Mode 2, and Mode 3, all using 5V power.]
The screenshot displays the XCOM V2.0 serial terminal software, showing communication parameters like COM port selection, baud rate, data bits, parity, and stop bits, along with send/receive functions.
Revision History
| Version | Revision Date | Revision Description | Maintainer |
|---|---|---|---|
| 1.0 | 2020-11-19 | Initial Version | Linson |
About Us
Sales Hotline: 4000-330-990, 028-61399028
Technical Support: support@cdebyte.com
Official Website: www.ebyte.com
Company Address: Building B5, No. 199 West Section, West Avenue, High-tech Zone, Chengdu, Sichuan Province.
Company: Chengdu Ebyte Electronic Technology Co.,Ltd.
[QR Code Description: A QR code is present, likely linking to the company website or contact information.]
