Step 1: You Need
(list in photos)
Step 2: Wires
Step 3: Look
I do not have to translate
Step 4: Program
you must have 2 programs.
You must upload for arduithis program. (IR)
Then you click the serial monitor.
Click buttons on the remote to define them. Next you paste them into the second program in place @@@@@@.
If not good , working write 0x@@@@@@.