![]() Install Arduino IDE and Driver Installing Arduino IDE IIC communication interface:D20 represents SDA, D21 is SCL.SPI communication interface:D53 stands for SS, D51 is MOSI, D50 is MISO, D52 equals to SCK.External interrupt pins:D2(interrupt 0), D3(interrupt 1), D21(interrupt 2), D20 (interrupt 3), D19(interrupt 4)and D18(interrupt 5).PWM port(Pulse width modulation): D2-D13 and D44-D46.Serial2 (D17 is RX2, D16 equals to TX2), Serial3(D15 is RX3, D14 is TX3), D0 and D1 are connected to ATMEGA16U2-MU.Serial communication interface(4 channel): Serial(D0 =RX0, D1 =TX0), Serial1(D19 is RX1, D18 is TX1).Flash Memory: 256 KB of which 8 KB used by bootloader.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. USB to TTL chip adopts more economic and stable CP2012. ![]() ![]() KEYESTUIDO Mega 2560 plus Board, whose processor core is ATMEGA2560-16AU, is fully compatible with ARDUINO MEGA 2560 REV3.
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