The Ebyte E72 CC2630 series is a highly integrated, ultra-low-power 2.4GHz SoC wireless module family supporting ZigBee and 6LoWPAN protocols, built with an ARM Cortex-M3/M0 dual-core architecture, featuring up to 23dBm transmit power, a communication range of up to 1.5km, and an autonomous ultra-low-leakage sensor controller for advanced industrial IoT edge data acquisition.
| Parameter | E72-2G4M02S2A | E72-2G4M05S1A | E72-2G4M23S1A |
|---|---|---|---|
| SoC Chipset | TI CC2630 | TI CC2630 | TI CC2630 |
| Working Frequency | 2.402 to 2.480 GHz | 2.402 to 2.480 GHz | 2.402 to 2.480 GHz |
| TX Power | 2 dBm | 5 dBm | 23 dBm (100mW) |
| Communication Distance | 0.25 km | 0.5 km | 1.5 km |
| On-Chip MCU Core | ARM Cortex-M3 / Cortex-M0 | ARM Cortex-M3 / Cortex-M0 | ARM Cortex-M3 / Cortex-M0 |
| Memory Resources | 128KB Flash, 20KB SRAM, 8KB Cache | 128KB Flash, 20KB SRAM, 8KB Cache | 128KB Flash, 20KB SRAM, 8KB Cache |
| Communication Interface | I/O | I/O | I/O |
| Crystal Oscillator | 24MHz high-precision crystal | 24MHz industrial-grade crystal | 24MHz active crystal (low-drift) |
| Product Weight | 1.2 grams (plus-minus 0.1g) | 1.8 grams (plus-minus 0.1g) | 2.2 grams (plus-minus 0.1g) |
| Product Size | 14 x 23 mm | 16 x 22.5 mm | 16 x 22.5 mm |
Practical Application Scenarios
1. Battery-Powered Wireless Sensor Networks
The E72-2G4M02S2A is highly optimized for ultra-low-power industrial sensor node deployments. By utilizing its integrated, autonomous Sensor Controller Engine, the module can interface with environmental temperature, pressure, or moisture sensors to collect and process analog or digital data while the dual-core ARM Cortex-M3 and Cortex-M0 application processors remain in a deep-sleep state. This operational architecture dramatically extends the battery operational lifespan of remote IoT edge nodes in outdoor agricultural monitoring or smart building infrastructure.
2. Mesh-Based Industrial Automation and Process Control
For large-scale factory floor deployments, the E72-2G4M05S1A provides a robust wireless framework by implementing high-density ZigBee Mesh networking protocols. This setup enables multi-hop, self-healing routing topologies across numerous machinery stations. The dual-core processing separation, where the ARM Cortex-M0 runs the RF protocol stack and the ARM Cortex-M3 executes localized user logic, ensures zero latency in control commands, facilitating reliable industrial telemetry and conveyor system monitoring.
3. Long-Range Smart Grid and Metering Infrastructure
In scenarios requiring reliable communication across wide suburban utility areas or harsh industrial plants, the E72-2G4M23S1A stands out by delivering 23dBm transmit power. When integrated into smart electricity meters or municipal gas pipeline sensors, it bridges distances up to 1.5km without requiring additional RF repeaters. Its active high-precision 24MHz crystal oscillator guarantees stable data transmission under extreme seasonal temperature variations in critical grid operations.
FAQ Section
1. What is the fundamental difference between the three E72 CC2630 modules?
The main differences lie in their RF front-end architectures, transmit power, and package dimensions. The E72-2G4M02S2A is designed for ultra-low-power short-range applications (0.25km) in a compact 14x23mm package. The E72-2G4M05S1A increases the transmit power to 5dBm, pushing the range to 0.5km. The E72-2G4M23S1A integrates a Power Amplifier (PA) to achieve a high output of 23dBm (100mW), extending the line-of-sight communication range up to 1.5km.
2. Can these modules be used immediately out of the box with standard UART commands?
No, the E72 series consists of pure SoC hardware modules with no pre-flashed application firmware. To use these modules, embedded engineers must develop their own custom software applications using Texas Instruments' official CC2630 SDK and protocols (such as ZigBee or 6LoWPAN) and flash the code via the JTAG programming interface.
3. Why is the dual-core architecture of CC2630 highly beneficial for industrial IoT?
The dual-core ARM processor design splits crucial workloads to prevent processing conflicts. The ARM Cortex-M0 core is dedicated solely to executing the lower-level ZigBee or 6LoWPAN RF protocol stack, while the ARM Cortex-M3 core is fully allocated to handling the user's application logic. This isolation ensures that critical timing-sensitive RF communication is never delayed or disrupted by complex user application tasks.
4. What are the requirements for flashing and developing applications on these modules?
You will need a TI-compatible JTAG emulator (such as XDS110 or XDS100v3) to connect to the module's I/O pins. The primary software development environments are IAR Embedded Workbench for ARM or TI's Code Composer Studio (CCS), utilizing the TI-RTOS operating system and the CC2630 SimpleLink SDK.
