The Talking Compass Circuit

  
A talking compass is made up using a Hall-effect direction sensor (MODI) and an ISD1016 analog audio storage device. It is possible to program eight two-second announcements, for each of the eight main compass directions. The Talking Compass is comprised of a digital compass (MODI), and ISD1016 analog storage device (U2),
The Talking Compass Circuit - schematic

a 74S188 preprogrammed PROM (U3), and a handful of additional components.




Leave Comment

characters left:

New Circuits

.