| [Overview][Procedures and functions][Variables][Index] | 
Sound PC speaker
Source position: wincrt.pp line 30
| procedure sound( | 
| hz: Word | 
| ); | 
| hz | 
 | Frequency of sound | 
Sound sounds the PC speaker. It emits a tone with frequency Hz for 500 milliseconds. (the time argument is required by the windows API)
| 
 | Stop the speaker |