Can any one help me how to use the gpio as a on/off switch into a small LED light. 
You would need to add an external transistor or driver chip
hi sr, can you give me sample kind of chip i will use for this project?
Can any one help me how to use the gpio as a on/off switch into a small LED light.
You would need to add an external transistor or driver chip
hi sr, can you give me sample kind of chip i will use for this project?