Keyestudio Nano KS0173 (Compatible)

The keyestudio Nano CH340 is an Arduino-compatible board designed for seamless integration. It combines the ATmega328P-AU microcontroller with the CH340G USB-to-serial chip for effortless connectivity. The board offers 8 analog inputs for precise measurements and a 16 MHz crystal oscillator for accurate timing. With 14 digital I/O pins, including 6 PWM-capable pins, you have extensive options for connecting and controlling external devices. For easy computer or device connection, the keyestudio Nano CH340 features a small USB connector. It also includes an ICSP header for in-circuit programming and debugging, enhancing your development process. The board is powered either through the Mini-B USB port or a DC power source of 7-12V connected to the female headers Vin/GND, providing flexibility for different power requirements.

Package Includes:

• 1 x Keyestudio Nano KS0173 (Arduino Compatible)
• 1 x USB Cable

Features:

• Compact and Breadboard-Friendly: The keyestudio Nano CH340 is designed to be compact and easily integrated into breadboards, making it ideal for prototyping and development projects.
• Microcontroller: The board is built around the ATmega328P-AU microcontroller, which serves as the brain of the board and is capable of running Arduino-compatible programs.
• USB-to-Serial Chip: The CH340G USB-to-serial port chip ensures seamless compatibility with any Arduino Nano board, allowing for easy integration into existing projects.
• Analog Inputs: The board provides 8 analog inputs, enabling precise measurements of analog signals for various applications.
• Crystal Oscillator: A 16 MHz crystal oscillator ensures accurate timing and reliable operation of the board.
• Digital Input/Output Pins: With 14 digital input/output pins, including 6 that support PWM output, the board offers versatility in connecting and controlling external devices.
• LED Indicators: The board features LED indicators for RX (receive), TX (transmit), power, and an onboard LED driven by digital pin 13.
• ICSP Header: The ICSP header allows for in-circuit serial programming, enabling easy firmware updates and programming of the microcontroller.
• Power Options: The board can be powered via the Mini-B USB port or by connecting a DC power source of 7-12V to the Vin/GND headers, providing flexibility for different power requirements.
• Reset Button: The onboard reset button allows for easy restarting of programs when needed.
• Mini USB Connector: The board comes with a small USB connector, providing a convenient and straightforward method for connecting to computers or USB-enabled devices.
• Voltage Regulator: The AMS1117 voltage regulator converts the external DC input voltage to a stable 5V supply, ensuring proper power distribution to the microcontroller and other components.

Description:

The keyestudio Nano CH340 is a breadboard-friendly development board centered around the ATmega328P-AU microcontroller. Engineered to cater to your prototyping needs, the keyestudio Nano provides a versatile and functional platform. Its seamless compatibility with Arduino Nano boards is ensured by the integration of the CH340G USB-to-serial port chip, facilitating effortless project integration. This feature-rich board offers a plethora of capabilities. With 8 analog inputs, it enables precise and accurate measurements in analog applications. The presence of a 16 MHz crystal oscillator guarantees impeccable timing accuracy for your projects. Furthermore, the keyestudio Nano boasts 14 digital input/output pins, 6 of which can be configured as pulse-width modulation (PWM) outputs, providing ample connectivity options for external devices. Facilitating easy connectivity, the keyestudio Nano CH340 includes a conveniently sized USB connector, simplifying connections to computers and USB-enabled devices. Additionally, it incorporates an ICSP header, empowering developers with in-circuit programming and debugging capabilities. A reset button is also thoughtfully integrated for quick and convenient program restarts when necessary. Powering the keyestudio Nano is effortless, offering multiple options to suit diverse requirements. You can utilize the Mini-B USB port for power supply or opt to connect a DC power source ranging from 7-12V to the female headers Vin/GND. This flexibility ensures that your power needs are met with ease, adapting to your specific project demands.

Principle of Work:

• Microcontroller: The ATmega328P-AU microcontroller serves as the central processing unit of the board. It executes the program instructions and interacts with various peripherals and components.
• USB-to-Serial Chip: The CH340G USB-to-serial port chip is responsible for converting the USB signals from the computer or USB-enabled device into serial port signals that the microcontroller can understand. This chip enables communication between the board and the connected device.
• Power Supply: The board can be powered through two main methods. First, it can draw power from the Mini-B USB connector, which connects to a computer or USB power source. Alternatively, an external DC power source with a voltage ranging from 7-12V can be connected to the Vin/GND headers on the board. The power supply is regulated by the AMS1117 voltage regulator, ensuring stable and appropriate voltage levels for the components.
• Clock and Timing: The board includes a 16 MHz crystal oscillator, which provides accurate timing for the microcontroller's operations. The crystal oscillator generates clock signals that synchronize the execution of instructions and time-sensitive operations.
• Digital I/O Pins: The board offers 14 digital input/output pins, labeled D0 to D13. These pins can be configured as either inputs or outputs, allowing for digital communication with external devices. Six of these pins (D3, D5, D6, D9, D10, D11) can also generate PWM signals for controlling devices with varying levels of output.
• Analog Inputs: The keyestudio Nano CH340 provides eight analog input pins, labeled A0 to A7. These pins enable the measurement of analog voltages and can be used to interface with sensors or other analog devices.
• LED Indicators: The board features LED indicators for various purposes. The RX and TX LEDs indicate communication activity on the serial port, with RX flashing when receiving data and TX flashing when transmitting data. The POW LED indicates the power status, illuminating when the board is powered up. Additionally, there is an onboard LED connected to digital pin 13, which can be controlled through software.
• Reset and ICSP: The board includes a reset button, allowing for manual resetting of the microcontroller when necessary. The ICSP (In-Circuit Serial Programming) header enables programming and firmware updates by providing a connection for in-circuit serial programming.

Pinout of the Module:

• ICSP Header: The In-Circuit Serial Programming (ICSP) header facilitates micro-programming and consists of MOSI, MISO, SCK, RESET, VCC, and GND pins.
• LED indicator (RX): This onboard LED flashes when the board receives data via the serial port.
• LED indicator (TX): This onboard LED flashes when the board sends data via the serial port.
• LED indicator (POW): The power indicator LED turns on when the board is powered up.
• LED indicator (L): The built-in LED is connected to digital pin 13 and can be controlled through software.
• RX0 (D0), TX1 (D1), D2-D13: 14 digital I/O pins, with 6 that can generate PWM signals.
• RST (Reset) Pin: Used for resetting the board.
• ATmega328P Microcontroller: The microcontroller is responsible for running programs and controlling peripherals.
• MINI USB: