| ??? 02/12/05 21:49 Modified: 02/12/05 21:52 Read: times |
#87233 - Re: Generating DTMF Responding to: ???'s previous message |
TI has a nice application note for MSP430 family of microcontrollers. The application note has hardware design as well to convert the square waves into sine waves and adding them.
Generation and Recognition of DTMF Signals........ |
| Topic | Author | Date |
| Adding dptr | 01/01/70 00:00 | |
| Tones ? | 01/01/70 00:00 | |
| Adding dptr | 01/01/70 00:00 | |
| Generating DTMF | 01/01/70 00:00 | |
Re: Generating DTMF | 01/01/70 00:00 | |
| Fundamental misunderstanding? | 01/01/70 00:00 |