There is the main microcontroller aka the atmega328p which is used to execute the program you load into the arduino board.
Arduino male header pins.
0 1 pin header connectors male and female on an arduino uno board.
Too short or not the same number of shield male header pins to match all the arduino header socket holes.
Other pitches are not uncommon.
20pcs 4 pin female tall stackable header connector socket for arduino shield.
For instance the xbee wireless module uses a 2 0mm pitch version of the same connector.
Stackable header 6 pin.
There are two isp headers on the arduino uno because there are actually 2 microcontrollers on the board.
Working with pin headers.
Glarks 112pcs 2 54mm male and female pin header connector assortment kit 100pcs stackable shield header and 12pcs breakaway pcb board pin header for arduino prototype shield 4 4 out of 5 stars 144 13 98 13.
Most arduino shields use regular male pin headers for connection to the arduino but by using stackable headers instead.
5 18 aud inc gst.
Be aware that the latest versions of arduino boards add female socket pins on two of the shield connectors the one having the digital pins d8 to d13 ground and aref have had sda and sdl i2c control signals added.
This video was made possible i.
Make offer 20pcs single male pin header for arduino 1x40 row 2 54mm breakable 40 pins.
You can buy snap lock headers and housings that have the same type of pins and connectors but are somewhat more secure if there is a chance that cables will be moved around.
How to solder headers cutting headers breakaway headers both male and female headers are covered.
20pcs single male pin header for arduino 1x40 row 2 54mm breakable 40 pins.
Glarks 112pcs 2 54mm male and female pin header connector assortment kit 100pcs stackable shield header and 12pcs breakaway pcb board pin header for arduino prototype shield 4 5 out of 5 stars 148 13 98 13.
Delivered by oct 6th.
Below is a top view showing the smd 2 00mm pitched female header soldered on the board.