hey m8. my task is to do the 20mA curret source but how! it must be 5 pins. is the adc good or the dac better? what timer can i use? t0 or t1 or t2? can anyone me quick plz.
i will do it all in C.
No, you won't. C doesn't generate current of any kind.
can be keil board.
Aha. And which of roughly a dozen of those are you talking about?
And what the heck does that requirment of 5 pins have to do with anything?