sound

i've tried this code PlayTone(440, 1) but it doesn't work how can i get it to work
sound

i've tried this code PlayTone(440, 1) but it doesn't work how can i get it to work
sound generation

how can i produce a sound of particular frequency using 89c52 i want to know the commands in c51 compiler(asembler code).....i need it very urgently...........plz help
sound Sensor?

I plan to build robot with a 8051. It will have full artificeal intelligence that will interpret voice commands and 3dee video recognition. But i have a problem with the plan because i want the...
sound record

HI ALL need help .any source code to Microcontroller sound record with eeprom memory chip. i know i need mic and spkr on the port pins. Thank you in advanc