Wemos D1 CH340 WiFi Development Board ESP8266 ESP-12F

Specifications:

Microcontroller: ESP8266 ESP-12F
Flash Memory: 4MB
RAM: 80KB
Wi-Fi: 802.11 b/g/n, 2.4GHz
USB Interface: CH340 USB-to-Serial Converter
Operating Voltage: 3.3V
Dimensions: Approximately 75mm x 25mm

Special Features:

CH340 USB-to-Serial Converter: Provides a stable and reliable connection for programming and communication with the board.
Built-in Wi-Fi: Integrated Wi-Fi for wireless communication and IoT applications.
Compact Design: Small size makes it suitable for compact projects and easy integration.
Multiple GPIO Pins: Provides flexibility for connecting various sensors and peripherals.

Wiring Connections:

Power Input:
- 3.3V Pin: Connect an external 3.3V power source if not using the USB connection.
- GND Pin: Connect to ground.
USB Connection:
- USB Port: Use the USB connection for power, programming, and communication.
GPIO Pins:
- Digital Pins: Connect to sensors, LEDs, and other digital devices.
UART:
- TXD (Transmit): Connect to the RX pin of another serial device.
- RXD (Receive): Connect to the TX pin of another serial device.
SPI:
- SCK (Clock): Connect to SPI clock on SPI devices.
- MISO (Master In Slave Out): Connect to SPI master input on SPI devices.
- MOSI (Master Out Slave In): Connect to SPI master output on SPI devices.
- CS (Chip Select): Connect to the SPI device’s chip select pin.
I2C:
- SDA (Data): Connect to I2C data line on I2C devices.
- SCL (Clock): Connect to I2C clock line on I2C devices.
Analog Input:
- ADC Pin: Connect to analog sensors for reading voltage levels.

Power:

Operating Voltage: The board operates at 3.3V. Power it through the USB connection or an external 3.3V source.
Power Consumption: Typically low, with options for sleep modes to conserve energy in battery-powered applications.

Original price was: ৳ 600.00.Current price is: ৳ 515.00.

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Specification

Overview

Input and Output:

Inputs: GPIO pins, ADC for analog inputs, UART, I2C, SPI.
Outputs: GPIO pins, PWM, UART, I2C, SPI.

Physical Characteristics:

Size: Compact, approximately 75mm x 25mm.
Weight: Lightweight and easy to integrate into various projects.
Build Quality: Durable PCB with clearly labeled pins for easy connections.

Technical Specifications:

Processor: ESP8266 chip with a single-core CPU operating up to 80 MHz.
Memory: 80KB SRAM, with 4MB flash memory for code storage.
Connectivity: Integrated Wi-Fi module for connecting to wireless networks.
GPIO: 11 digital pins, capable of PWM, and other functionalities.
Analog: 1 ADC channel with 10-bit resolution.
USB: CH340 chip for USB-to-serial communication and power.

Additional Features:

Onboard Antenna: Provides reliable Wi-Fi connectivity.
CH340 Driver Support: Compatible with various operating systems for easy driver installation.
Power LED: Indicates when the board is powered.
Reset Button: Allows for easy reset of the board during development.
Expandable: Compatible with various shields and modules for extended functionality.

How to Use:

Power Up:
- Connect the board via the USB port to power it up and to enable programming. Alternatively, connect an external 3.3V power source to the 3.3V pin.
Install Drivers:
- Install the CH340 USB-to-Serial drivers on your computer if needed. This ensures communication between the board and your development environment.
Programming:
- Use the Arduino IDE, PlatformIO, or another compatible programming environment. Select “WEMOS D1 R1” or “Generic ESP8266 Module” as the board type in your IDE.
Connecting Peripherals:
- Utilize the GPIO, I2C, SPI, and ADC pins to connect various sensors, displays, and actuators. This versatility allows for a wide range of applications, from simple sensors to complex IoT systems.
Wireless Setup:
- Configure the Wi-Fi settings in your code to connect the board to a network. This setup is essential for IoT projects that require network connectivity.
Testing and Debugging:
- Use the serial monitor to view debug information and output from your code. This helps in troubleshooting and ensuring that your setup is functioning as expected.
Deployment:
- After successful testing, integrate the board into your final project. Its compact size and low power consumption make it suitable for a variety of applications, from smart home devices to portable electronics.

The Wemos D1 CH340 WiFi development board offers a versatile and compact platform for building IoT projects. Its combination of Wi-Fi connectivity, easy programming, and multiple GPIO options makes it a valuable tool for developers and hobbyists alike.