i want to write code for my arduino for echo communication but have some problem the code should look more or less like this if i send to serial monitor "L90" he should turn my servo to left 90 degrees can some one help?

serial read echo and servo

system October 15, 2012, 4:51pm 5

We don't do keyhole surgery.
Post your code.

Topic		Replies	Views
Understanding Serial General Guidance	4	929	May 5, 2021
text control servo Syntax & Programs	9	6197	May 6, 2021
Serial input.. noob in a jam Syntax & Programs	6	1779	May 6, 2021
MultiSerial Echo Errors Troubleshooting	4	1461	May 6, 2021
Conversion string to int Programming	8	1757	May 5, 2021