Arduino Leonardo – Compatible
Highlights:
1. Microcontroller: ATmega32u4
2. Operating Voltage: 5V
3. Input Voltage (Recommended): 7-12V
4. Input Voltage (limits): 6-20V
5. Digital I/O Pins: 20
6. PWM Channels: 7
7. Analog Input Channels: 12
Arduino Lilypad Attiny85 – Compatible
Highlights:
1. Miniature ATtiny85 microcontroller
2. Wearable
3. Dimensions: Diameter 25mm
4. CJMCU-ATTINY85 miniature microcontroller development board
5. 8K Byte of In-System Programmable Program Memory Flash
6. 512 Bytes In-System Programmable EEPROM
7. 512 Bytes Internal SRAM
Arduino Mega 2560 – CH340 Compatible
Highlights:
1. 54 digital input / output terminals (14 of which have programmable PWM outputs).
2. 16 analog inputs.
3. 4 UARTs (hardware serial ports).
4. 16 MHz crystal clock.
5. Operating voltage: 6 ~ 12v.
6. Dimensions: 110 x 53 x 15 mm.
Arduino Pro Micro 5v/16M – Compatible
Highlights:
1. ATMEGA32U4 running in 5V / 16MHz
2. Support Arduino IDE V1.0.1
3. Micro USB interface programming on the board
4. Four 10-bit ADC pin
5. 12 digital I / O (5 PWM capability)
6. Rx and Tx hardware serial connection
Arduino UNO SMD CH340 – Compatible
Highlights:
1. Micro-controller : ATmega328.
2. Operating Voltage : 5V.
3. Input Voltage (recommended) : 7-12V.
4. Digital I/O Pins : 14 (of which 6 provide PWM output).
5. Analog Input Pins : 6.
NodeMCU ESP8266-12 CH340 Based
Highlights:
1. Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled
2. Arduino-like hardware IO
3. Integrated TR switch, balun, LNA, power amplifier and matching network
4. Integrated PLL, regulators, DCXO and power management units
5. Onboard USB to serial chip to easily program and upload codes from the Arduino IDE
6. Embeds logic level converter circuits
7. Has onboard 3.3V regulator to ensure enough power to function as your go-to WiFi chip!
8. Easy access to the GPIO pins for easy prototyping
9. ESP-12E Processor
10. Easy to use breadboard friendly form factor
NodeMCU ESP8266-12 CP2102 Based
Highlights:
1. Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled
2. Arduino-like hardware IO
3. Integrated TR switch, balun, LNA, power amplifier and matching network
4. Integrated PLL, regulators, DCXO and power management units
5. Onboard USB to serial chip to easily program and upload codes from the Arduino IDE
6. Embeds logic level converter circuits
7. Has onboard 3.3V regulator to ensure enough power to function as your go-to WiFi chip!
8. Easy access to the GPIO pins for easy prototyping
9. ESP-12E Processor
10. Easy to use breadboard friendly form factor