Search found 2 matches

by argonion
Wed Feb 13, 2008 11:44 pm
Forum: General Discussion
Topic: Serial Indicator
Replies: 4
Views: 1374

Re: Serial Indicator

The monostable should be retriggereable (not a one shot) so that the LED stays lit as long as there is data on the TX pin. This could also be done within the PIC uC. So, a 555 setup as a monostable with the appropriate setup to get a 100ms delay. The source code is not available (as far as I can se...
by argonion
Wed Feb 13, 2008 10:47 am
Forum: General Discussion
Topic: Serial Indicator
Replies: 4
Views: 1374

Serial Indicator

Hello, I recently constructed a FMS (flying model simulator) PIC serial interface. The circuit is at this link http://holtanma.googlepages.com/fms , as the original website, does not display these circuits. I am wondering if there is a relatively simple circuit to monitor the TX/RX of this circuit. ...