SKU: IOWC-0876
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M5Stack COM.LTE Data Module (A7600C CAT1 4G LTE)

₹3,520.00 (Inclusive of all taxes)
Out of Stock

The M5Stack COM.LTE Data Module is a stackable LTE CAT1 communication module built around the A7600C chipset, providing low-power cellular data connectivity for IoT projects via AT commands over a 115200bps UART interface.

Features

  • Features the A7600C LTE CAT1 module supporting LTE-FDD, LTE-TDD, WCDMA, EDGE, and GSM frequency bands for global coverage.
  • Stackable M5Bus design integrates seamlessly with M5Stack Core and Fire development kits for rapid IoT prototyping.
  • Includes a configurable DIP switch for flexible UART pin mapping to TX(0/13/17) and RX(5/15/16), avoiding conflicts with PSRAM.
  • Powered by an independent external DC input (5V-12V) for stable operation in remote deployments.
  • Comes with an external SMA antenna and dual LED status indicators for real-time network and signal monitoring.

Out of stock

Description

The M5Stack COM.LTE-DATA module is a compact, stackable cellular communication solution designed for low-power IoT applications. It integrates the A7600C LTE CAT1 modem, delivering stable data transmission across LTE, 3G, and 2G networks with support for essential TCP/IP protocols, including IPv4/IPv6, FTP/FTPS, HTTP/HTTPS, and DNS. Its architecture prioritizes energy efficiency, making it ideal for battery-powered remote sensing and telemetry systems.

The module features a dedicated external power supply input (5V-12V DC) and a user-configurable DIP switch for mapping its UART interface to non-conflicting GPIO pins on M5Stack host controllers. This design ensures reliable serial communication at 115200bps for AT command control while maintaining compatibility with the M5Stack ecosystem. The inclusion of an SMA antenna connector and dual status LEDs provides robust RF performance and immediate operational feedback for field deployments.

Key Features

  • Integrated A7600C LTE CAT1 modem for global LTE-TDD/LTE-FDD, WCDMA, and GSM connectivity.
  • Stackable form factor with M5Bus connector for seamless integration with M5Stack Core, Fire, and other units.
  • Independent 5V-12V DC power input for stable operation independent of the host controller's supply.
  • Configurable UART pin mapping via onboard DIP switch to avoid GPIO conflicts (e.g., with PSRAM on GPIO16/17).
  • Comprehensive network protocol support including TCP/IP, IPv6, Multi-PDP, FTP/FTPS, HTTP/HTTPS, and DNS.
  • Dual LED indicators for visual status monitoring of power and network activity.
  • External SMA antenna interface for enhanced signal reception and transmission range.
  • MicroSIM card slot for easy cellular network subscription management.

Applications

  • Remote smart meter reading and utility telemetry systems.
  • Smart parking management and occupancy sensing networks.
  • Municipal IoT infrastructure for environmental monitoring and public services.
  • Low-power asset tracking and fleet management solutions.
  • Wearable and portable smart devices requiring cellular data backup.

Technical Specifications

Cellular ModuleA7600C LTE CAT1
Supported NetworksLTE-FDD, LTE-TDD, WCDMA, EDGE, GPRS, GSM
Data StandardLTE Category 1 (CAT1)
Network ProtocolsTCP/IP, IPv4/IPv6, Multi-PDP, FTP/FTPS, HTTP/HTTPS, DNS
SIM Card TypeMicroSIM
Communication InterfaceUART (115200bps default)
Host InterfaceConfigurable via DIP switch to M5Stack UART pins (TX:0/13/17, RX:5/15/16)
Antenna ConnectorSMA (female)
Power SupplyExternal DC Input: 5V - 12V
Indicators2x LEDs (Power, Network Status)
Dimensions (L x W)55mm x 55mm
Weight83g

Frequently Asked Questions

How do I connect the COM.LTE module to my M5Stack Core for UART communication?

Use the onboard DIP switch to map the module's TX and RX lines to available UART pins on your M5Stack host. Avoid using GPIO16 and 17 if you have PSRAM enabled on an M5Stack Fire. Configure the switch to connect to alternative pins like TX0/RX5 or TX13/RX15. Then, power the module via its external 5V-12V DC input and communicate using AT commands at 115200 baud through the selected serial port.

What AT commands are supported by the A7600C module for network configuration?

The A7600C LTE CAT1 module supports standard 3GPP AT commands for network registration, signal quality queries, SMS, and data connection management. Common commands include AT+CGATT for PS attachment, AT+CGDCONT for PDP context definition, and AT+COPS for operator selection. For TCP/IP communication, use commands like AT+CIPSTART to open a socket and AT+CIPSEND to transmit data. Refer to the A7600C AT command manual for the complete syntax and supported protocol options like HTTP and FTP.

Can I power the COM.LTE module solely from the M5Stack's base unit?

No, the COM.LTE module requires an independent external DC power supply between 5V and 12V connected to its dedicated power input pin. Do not attempt to power it solely through the M5Bus connector from the host M5Stack unit, as the cellular modem can draw significant current during transmission, which may exceed the base unit's power budget and cause instability.

Package Includes

  • 1 x COM.LTE Data Module (A7600C)
  • 1 x SMA Antenna

Additional Information

Weight 0.083 kg
Dimensions 5.5 × 5.5 cm