Introduction to Arduino Mega2560: 5 Features You Need to Know

Hi, readers welcome to the new post. In this post, we will learn Arduino Mega2560. Arduino Mega 2560 is part of microcontrollers and comes with ATmega2560 configuration. It comes with 54 pinouts that are used for the connection of external devices. These inputs are digital and 16 are analog pins.

Here we cover its basic pins working and other related parameters and know-how that can be practically used. So let’s get started.

Table of Contents

What is Arduino Mega 2560?

The Arduino Mega 2560 comes with a total of 54 inputs/outputs out of which 16 are analog inputs, and it has 4 UARTs and a 16 Mhz crystal oscillator.
It also comes with a USB connection, ICSP header, reset button, and power jack.
It comes with all the features that are important for any type of microcontroller. Just make its connection with a USB cable or power with an AC to DC adapter.
It also supported the Arduino Duemilanove or Diecimila. This board is like the Arduino UNO board and has high power as compared to Arduino UNOT.
It is a new version of Arduino Mega called ATMega2560. Its memory space is larger than other boards.
It is different from other boards that were used before since they do not have FTDI USB to serial driver

Arduino Due vs Arduino Mega

Technical Specifications	Arduino Due	Arduino Mega
. Microcontroller:	Atmel AT91SAM3X8E ARM Cortex-M3 CPU running at 84 MHz.	ATmega2560
Operating Voltage:	3.3V.	5V
Input Voltage (recommended):	7-12 volts.	7-12V
Input Voltage (limits):	6-20 volts.	6-20V
Digital I/O Pins:	54	54 (of which 15 provide PWM output)
Analog Input Pins:	12	16
Analog Output Pins:	2	16 analog inputs
DC Output Current	130 mA.	20 mA
DC Current for 3.3V Pin	800 mA.	50 mA
Flash Memory:	512 KB	256 KB
SRAM:	96 KB	8 KB
Clock Speed:	84 MHz.	16 MHz
Communication Interfaces:	UART: 4 (Serial Communication) SPI: 1 (Serial Peripheral Interface) I2C: 1 (Inter-Integrated Circuit) CAN: 1 (Controller Area Network) USB: 2 (Host and Device).	UART: 4 (hardware serial ports) I2C: 1 SPI: 1 CAN: None USB: Type-B connector
Operating Temperature:	-40°C to +85°C.	–40°C to 85°C

Arduino Mega 2560 Features

It is an ATmega2560-based microcontroller and the operating voltatge is about five volts.
Its recommended input voltage is 7 to 12 volts
The input voltage range is about 6 to 20 volts
Its digital input/outputs are 54 and 15 PWM output
It comes with an analog 16-input
DC for a single input or output pin is 40 mA
DC value for 3.3V pin is 50mA
Its flash memory is about256 KB with static RAM is 8 KB
Its EEPROM is 4KB and its clock speed is about 16 MHz
USB Host Chip type is MAX3421E
Its dimensions are Length 101.52 mm and Width is 53.3 mm
Its Board Weight is 36 g

Pinout of Arduino Mega 2560

The pinouts of Arduino Mega 2560 are described here with the details.

It has 54 digital pinouts that are used for input and output pins.
15 Pins are used for PWM or ( pulse width modulation )
There are 16 analog input pins and ground pins
It has 3.3 pins where 3.3 voltage is applied.
It has one reset button
It comes with 4 USART pins which are hardware serial ports that generate about high speed for setting up communication.
There are ISP 6 programming pins on this board.
It has a crystal oscillator with 16 MHz
It comes with a USB cable port and is used for transferring and connecting code with a computer board.
ICSP header employed for programming board and upload code from the computer.
It comes with a power jack

SPI Communication

. 4 pins are used for SPI communication that are MISO (50), MOSI (51), SCK (52), and SS (53).

Dimensions

The Arduino Mega 2560 board has dimensions of 101.6 mm in length and 53.34 mm in width. It is larger as compared to other boards. The power jack and USB port are slightly beyond these dimensions.

Arduino Mega 2560 Programming

Arduino Mega 2560 is programmed with the use of Arduino IDE that is compatible with C programming language. The code is written in IDE and uploaded to the Arduino board with the use of a USB cable.
The Arduino mega baord comes with a bootloader that reduces the use of an external burner for programming the Arduino board. The bootloader is used for communication with the use of the STK500 protocol.

Pin #	Pin Name	Function
1	TX0	It is a serial data transmission pinout (Serial 0)
2	RX0	Hre serial data received
3	XCK0	It is outer clock input serial communication performed)
4	PWM2	Here PWM output taken
5	PWM3	It is also the pulse width modulation output
6	PWM4	pulse width modulation output pin
7	PWM5	pulse width modulation output pin
8	PWM6	pulse width modulation output pin
9	PWM7	pulse width modulation output pin
10	INT4	Here interrupt four inputs provided
11	INT5	That is five interrupt input
12	TMS	Through these pins JTAG test mode selected
13	TCK	JTAG test clock signal provided
14	TDO	JTAG testing data is taken out
15	TDI	JTAG data is provided
16	TOSC1	It is a time oscillator input pin
17	TOSC2	It is the second Timer oscillator input pin
18	ADC0	Here input is provided to ADC
19	ADC1	It is ADC i/p pinout
20	ADC2	ADC i/p pinout
21	ADC3	ADC i/p pinout
22	ADC4	ADC i/p pinout
23	ADC5	ADC i/p pinout
24	ADC6	ADC i/p pinout
25	ADC7	ADC i/p pinout
26	PC0	It is a digital I/O Pin
27	PC1	It is a digital I/O Pin
28	PC2	It is a digital I/O Pin
29	PC3	It is a digital I/O Pin
30	PC4	It is digital I/O Pin
31	PC5	It is digital I/O Pin
32	PC6	It is a digital I/O Pin
33	PC7	It’s a Digital I/O terminal
34	PD0	It’s Digital I/O terminal
35	PD1	It’s Digital I/O terminal
36	PD2	It’s Digital I/O terminal
37	PD3	It’s Digital I/O terminal
38	PD4	It’s Digital I/O terminal
39	PD5	It’s Digital I/O terminal
40	PD6	It’s Digital I/O terminal
41	PD7	It’s Digital I/O terminal
42	PE0	It’s Digital I/O terminal
43	PE1	It’s Digital I/O terminal
44	PE2	It’s Digital I/O terminal
45	PE3	It’s Digital I/O terminal
46	PE4	It’s Digital I/O terminal
47	PE5	It’s Digital I/O terminal
48	PE6	It’s Digital I/O terminal
49	PE7	It’s Digital I/O terminal
50	PB0	It’s Digital I/O terminal
51	PB1	It’s Digital I/O terminal
52	PB2	It’s Digital I/O terminal
53	PB3	It’s Digital I/O terminal
54	PB4	It’s Digital I/O terminal

Arduino Mega 2560 vs Arduino Mega 2560 Rev3

Arduino Mega 2560

It comes with ATmega2560 controller
Operating voltages are 5 volts.
Input voltatge is 7 to 12 volts
54 input with 15 PWM
It has 16 analog pins
DC value is 20 milliampers.
DC for 3.3 pins is 50millimapers.
256 KB memory Flash memory
Eight kilobyte of SRAM and Four kilobyte EEPROM
101.52-millimeter length and 53.3-millimeter width
37-gram weight
USB to Serial is FTDI

Arduino Mega 2560 Rev3

It comes with an ATmega2560 controller
Operating voltages are 5 volts and input voltage value is 7 to 12 volts
54 pinouts and 15 out of them are PWM
16 analog pins
20 Millimpaers DC
50 Millimpaers for DC for 3.3 volts pins
256KB flash memory
EIght kilobyte SRAM and four kilobyte EEPROM
The clock speed is sixteen megahertz
101.52 millimeters in length and width 53.3 millimeters and weight is 37 grams
USB to Serial is ATmega16U2

Arduino Uno vs. Mega vs. Micro

Features	Arduino Uno	Arduino Mega	Arduino Micro
Microcontroller Type	ATmega328P-8-bit	ATmega2560	ATmega32U4
Operating Voltage	5Volt	5Volt	5Volt
Suggested Voltage	7-12Volt	7-12Volt	7-12Volt
Flash Memory	32 KB	256 KB	32 KB
SRAM	2 KB	8 KB	2.5 KB
EEPROM	1 KB	4 KB	1 KB
Frequency(Crystal Oscillator)	16 MHz	16 MHz	16 MHz
Analog Input Pins	6 (A0 – A5)	16	12
Digital I/O Pins	14 (6 gives PWM output)	54 (14 gives PWM output)	20 (7 gives PWM output)
DC Current on 3.3V Pin	50 mA	50 mA	50 mA
DC Current on I/O Pins	40 mA	40 mA	40 mA

VOLTAGE- CURRENT Features Arduino Mega 2560

Operating voltage: 5 V
DC Current per input/output pin: 20mA
Input Voltage 7-12 V (recommended)
Input Voltage 6-20 V
DC Current for 3.3 V pin: 50mA

Faqs

How to run Arduino Mega 2560?

Make the connection of Arduino 2560 with a computer through the use of a USB cable. Open Arduino IDE and choose the accurate board type and serial port in the Tools menu. For Arduino Mega2560, choose, Arduino/Genuino Mega or Mega 2560 since the board type and the accurate serial port of the devices

What is the RAM of Arduino Mega 2560?

ATmega2560 comes with 256 KB flash memory for code storing, 8 KB of SRAM, and 4KB EEPROM.

What is the input voltage for Arduino Mega 2560?

Its operating voltage is 6 to 20 volts and provides less than 7 Volts and a 5V pin can provide less than 5V and the board gets unstable.
If more than 12 volts and voltage regulator overheats and also gets damaged. The recommended voltage range is 7 to 12 volts.

What is the function of ATmega2560?

The device gets a throughput of 16MIPS at 16 MHz and works in the range 4.5-5.5 volts. The use of high-power instructions in single clock cycle devices gets a throughput of 1 MIPS per MHz,

What is the Arduino Mega 2560 used for?

Arduino MEGA 2560 is made for different projects that need a larger number of input/output lines more memory and higher RAM. It has 54 digital input output pins, so used for 3D printers and robotics projects.

What is the difference between Arduino Mega 2560 and due?

Arduino Due is a 32-bit ARm cortex M3 processor with higher performance than Mega’s 8-bit ATmega2560 for speed and power. The due and mega boards come with different operating voltages such as 3.3V and 5V

Is Mega faster than Uno?

The Mega and UNO come with a clock speed of 16MHZ and memory and storage space is not the same. Mega comes with flash memory of 256KB and UNO is 32kB. If the code is higher best to use Mega since has a larger memory. Static RAM is used for Arduino systems.