SainSmart Leonardo R3 Improved Version Board The SainSmart Leonardo 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. 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 12864 LCD:This is a 128x64 liquid crystal display that support Chinese character , English characters and even graphics, very suitable for interactive work with Arduino.Voltage: 5VWith Chinese fontBlue backlitController: ST7920Size: 93x70mmSainSmart Sensor Shield V5:Ready to plug & play.It can connect to various modules like sensors, servos, relays, buttons, potentiometersEach functional module has buckled port with VCC, GND and Output, which has corresponding port on the Sensor Shield, connected with a plain 2.54mm dual-female cable you may start playing already. Buckled brick cables are like cement for bricks, make the connections easier, secure and more professional looking.Package List:1x SainSmart 12864 LCD Shield1x SainSmart Sensor Shield V51x SainSmart Leonardo R31x USB Cable
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