Application description

AN2957

18/21

Doc ID 15550 Rev 2

4

Application description

This Application note is provided with a basic application in which only two keys are used for

remote control:

●

Button 1 (PA5) enables user to send "VolumeUp" RC5 Instruction to "TV1" (Key button

on STM8L1X-EVAL Board).

●

Button 2 (PD7) enables user to send "VolumeDown" RC5 Instruction to "TV1" (Joystick

Select button on STM8L1X-EVAL Board).

However, user can implement a bigger remote control to fit its application needs.

Figure 13.

Simplified RC5 transmitter

STM8L10x

Button 2

Button 1

PD7

PA5

PA0

NOT

IR Led

GND