KS0499 KEYESTUDIO Mega Plus Development Board For Arduino MEGA 2560 REV3 with Type-C USB Connector

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KEYESTUDIO Mega 2560 Plus Board KEYESTUDIO Mega 2560 plus Board, whose processor core is ATMEGA2560-16AU, is fully compatible with ARDUINO MEGA 2560 REV3. USB to TTL chip adopts more economic and stable CP2012. This plus board consists of 54-channel digital input and output ports, of which 15 pins are served as PWM output, 16 analog inputs, 4 serial communication ports, one 16MHz crystal oscillator, 1 USB port, 1 power socket, 1 ICSP interface and 1 reset button. Specification Microcontroller: ATMEGA2560-16AU USB to TTL chip：CP2102 Operating Voltage: 5V Input Voltage (recommended):DC 7-12V Digital I/O Pins: 54 (D0-D53) PWM Digital I/O Pins：15(D2-D13 D44-D46) Analog Input Pins: 16(A0-A15) DC Current per I/O Pin: 20 mA DC Current for 3.3V Pin: 50 mA Flash Memory: 256 KB of which 8 KB used by bootloader SRAM: 8 KB EEPROM: 4 KB Clock Speed: 16 MHz LED_BUILTIN:D13 Interfaces Description Special Interfaces Description Serial communication interface (4 channel): Serial (D0 =RX0, D1 =TX0) , Serial1 (D19 is RX1, D18 is TX1) Serial2 (D17 is RX2, D16 equals to TX2）, Serial3（D15 is RX3, D14 is TX3), D0 and D1 are connected to ATMEGA16U2-MU PWM port (Pulse width modulation): D2-D13 and D44-D46 External interrupt pins: D2 (interrupt 0), D3 (interrupt 1), D21 (interrupt 2), D20 (interrupt 3), D19 (interrupt 4) and D18 (interrupt 5） SPI communication interface: D53 stands for SS, D51 is MOSI, D50 is MISO, D52 equals to SCK IIC communication interface: D20 represents SDA, D21 is SCL Documents Arduino software WIKI page Programming reference