The module typically uses a spacing (double check your specific PCB footprint, as some EBYTE modules vary between 1.27mm and 2.0mm).

The e07-m1101d is a containing the CC1101 chip, crystal, matching network, and antenna connector. The pinout refers to the module’s pads, not the IC’s bare pins.

The module uses a standard SPI interface for communication with a microcontroller (like Arduino, ESP8266, or STM32). Pin Number Description GND Ground connection 2 VCC Power supply ( 1.8V – 3.6V ); 3.3V recommended 3 GDO0 General Purpose Digital I/O (configurable) 4 CSN SPI Chip Select (Active Low) 5 SCK 6 MOSI SPI Master Output, Slave Input 7 MISO SPI Master Input, Slave Output (GD01) 8 GDO2 General Purpose Digital I/O (configurable) Technical Specifications Chipset: Texas Instruments CC1101 Frequency Range: 387MHz to 464MHz (433MHz center)

| Symptom | Likely Cause | Fix | |-----------------------------|---------------------------------------|--------------------------------------| | No SPI response (MISO stuck)| NSS not pulled low; BUSY ignored | Assert NSS low; wait for BUSY=0 | | Module resets randomly | Insufficient 3.3V decoupling | Add 100 µF bulk cap near pin 3 | | No RF output | Antenna not connected / wrong pinout | Check pin 1 connection; add matching | | Erratic DIO0 interrupts | Floating interrupt line | Enable internal pull‑down or external 10 kΩ | | Overheating | 5 V applied to any pin (even briefly) | Replace module; use level shifter |

Below is a typical connection to a 3.3 V microcontroller (e.g., STM32, ESP32, Arduino):

Chat With Us LiveCall to speak with a D&B Advisor Today!

Pinout: E07-m1101d

The module typically uses a spacing (double check your specific PCB footprint, as some EBYTE modules vary between 1.27mm and 2.0mm).

The e07-m1101d is a containing the CC1101 chip, crystal, matching network, and antenna connector. The pinout refers to the module’s pads, not the IC’s bare pins. e07-m1101d pinout

The module uses a standard SPI interface for communication with a microcontroller (like Arduino, ESP8266, or STM32). Pin Number Description GND Ground connection 2 VCC Power supply ( 1.8V – 3.6V ); 3.3V recommended 3 GDO0 General Purpose Digital I/O (configurable) 4 CSN SPI Chip Select (Active Low) 5 SCK 6 MOSI SPI Master Output, Slave Input 7 MISO SPI Master Input, Slave Output (GD01) 8 GDO2 General Purpose Digital I/O (configurable) Technical Specifications Chipset: Texas Instruments CC1101 Frequency Range: 387MHz to 464MHz (433MHz center) The module typically uses a spacing (double check

| Symptom | Likely Cause | Fix | |-----------------------------|---------------------------------------|--------------------------------------| | No SPI response (MISO stuck)| NSS not pulled low; BUSY ignored | Assert NSS low; wait for BUSY=0 | | Module resets randomly | Insufficient 3.3V decoupling | Add 100 µF bulk cap near pin 3 | | No RF output | Antenna not connected / wrong pinout | Check pin 1 connection; add matching | | Erratic DIO0 interrupts | Floating interrupt line | Enable internal pull‑down or external 10 kΩ | | Overheating | 5 V applied to any pin (even briefly) | Replace module; use level shifter | The module uses a standard SPI interface for

Below is a typical connection to a 3.3 V microcontroller (e.g., STM32, ESP32, Arduino):