Description
[Discontinued] SainSmart Leonardo R3 + LCD 1602 Keypad For Arduino Compatible
Overview
This is SainSmart Leonardo R3 Kit , which is widely used for Arduino Fans and Starters, containning one SainSmart Leonardo R3 and one 1602 LCD Keypad Shield.
SainSmart Leonardo R3 Improved Version:
The SainSmart Leonardo R3 is a microcontroller board based on the ATmega32u4 . It has 20 digital input/output pins (of which 7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, a micro USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.
Description
Microcontroller |
ATmega32u4 |
Operating Voltage |
5V |
Input Voltage (recommended) |
7-12V |
Input Voltage (limits) |
6-20V |
Digital I/O Pins |
20 |
PWM Channels |
7 |
Analog Input Channels |
12 |
DC Current per I/O Pin |
40 mA |
DC Current for 3.3V Pin |
50 mA |
Flash Memory |
32 KB (ATmega32u4) of which 4 KB used by bootloader |
SRAM |
2.5 KB (ATmega32u4) |
EEPROM |
1 KB (ATmega32u4) |
Clock Speed |
16 MHz |
SainSmart Keypad Shield 1602 LCD Module
- This is a 16×2 LCD Keypad module for Arduino Diecimila Duemilanove, UNO, Leonardo, MEGA2560 board.
- Blue Backlight with white words, adjustable backlighting.
- 4 Bit Arduino LCD Library
- 100% brand new and high quality
Package List:
1. 1xSainSmart Leonardo R3 Board
2. 1XSainSmart LCD1602 Keypad Shield
3. 1x USB cable