"Please be data," she whispered. "Please be data."
The module requires an external antenna (usually via an SMA connector or stamp hole). Performance varies significantly based on antenna quality and placement. Software Libraries: For Arduino users, libraries like the SmartRC-CC1101-Driver-Lib are widely recommended for easy integration.
The ESP32 is a common host for this module. It uses 3.3V logic, which is directly compatible with the E07-M1101D.
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She lined up the probe. She touched it to Pin 6.
Communication with the E07-M1101D is handled via the SPI bus. Below are practical wiring examples for popular development boards. Remember to use a stable 3.3V power source.
| Pin | Name | Type | Description | | :-- | :------- | :------ | :---------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | 1 | | Power | Ground (0V). This pin must be connected to the ground of your power supply and your microcontroller. In 10-pin versions, multiple GND pins are present but they are all internally connected. | | 2 | VCC | Power | Power Supply (1.8V – 3.6V). The module is strictly a 3.3V device. For optimal performance, a stable 3.3V supply is recommended. Never apply 5V , as this will cause permanent damage. | | 3 | GDO0 | Digital Output | General Digital Output 0. This is a configurable general-purpose I/O pin on the CC1101. In many applications, it's configured as a "TX FIFO" indicator or can be left unconnected if not needed. | | 4 | CSN | Digital Input | Chip Select (Active Low). This is the slave select pin for the SPI bus. You must drive this pin LOW to initiate communication with the module. | | 5 | SCK | Digital Input | Serial Clock. This is the clock line for the SPI bus. The microcontroller generates this signal to synchronize data transfer. | | 6 | MOSI | Digital Input | Master Out, Slave In. This is the data line used by the master device (your microcontroller) to send data to the module. | | 7 | MISO/GDO1 | Digital Output | Master In, Slave Out / General Output 1. This pin serves a dual purpose. Primarily, it is the data line for the module to send data back to the master. It can also be used as a second configurable output pin (GDO1). | | 8 | GDO2 | Digital Output | General Digital Output 2. This is the most critical and commonly used status pin. It is often configured to output a signal on packet reception (RX FIFO), serving as an interrupt line to the microcontroller. | "Please be data," she whispered
If you'd like, I can provide a to test your E07-M1101D module.
This guide focuses on the most common 8-pin DIP (Dual In-line Package) version commonly used in hobbyist projects. 1. E07-M1101D Pinout Diagram
The module is commonly used with Arduino-based systems using standard SPI pins. Wiring Example: E07-M1101D to Arduino Nano/Uno E07-M1101D Pin Arduino Nano/Uno Pin VCC 3.3V (Not 5V!) GDO0 D2 (Recommended for Interrupt) CSN D10 (Typical CS) SCK MOSI MISO GDO2 D3 (Optional) Wiring Example: E07-M1101D to ESP8266 (NodeMCU) Software Libraries: For Arduino users, libraries like the
The Ebyte (often E07-M1101D-SMA or E07-M1101D-TH) is a compact, high-performance 433MHz wireless module based on the Texas Instruments CC1101 transceiver . It is popular in IoT, smart home, and sub-1GHz radio projects due to its low cost and good range. However, successfully implementing this module requires a clear understanding of its pinout , which can vary slightly between different PCB revisions (typically 8-pin or 10-pin setups).
The Chip Select Negated pin allows the master (MCU) to enable or disable the E07-M1101D on the SPI bus.
Approx. 16 × 24 mm Antenna: 50 Ω impedance, matched to a quarter-wave whip or a 470 MHz PCB trace antenna.
