Hello all, I would like to make a tachometer all i can find on the web are examples of freq meters i would like to use: pic16F84 7x 7sement led's (20 000RPM) maybe an extra ic for each segment so that the multiplexing speed of leds is not important and a brighter less flikkering display is the result would like to measure the time_between_pulses and 60sec/time_between_pulses is RPM i would say update display and do it again is there maybe someone who has done this already or could point me to a project or maybe someone is willing to help with the code hope to hear from you luberth http://luberth.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads