| ??? 07/23/07 19:41 Read: times |
#142209 - You need... Responding to: ???'s previous message |
You need to limit the input to the sound card to 500mV, so if you have a 5V supply to your 8052 board, you need a 1:10 resistive divider for a start. There is apparently already a DC blocking capacitor on the sound card input.
Steve |
| Topic | Author | Date |
| How to connect 8051 to PC sound card Line-in? | 01/01/70 00:00 | |
| Wrong question! | 01/01/70 00:00 | |
| why not? | 01/01/70 00:00 | |
| Answers | 01/01/70 00:00 | |
| 44khz? | 01/01/70 00:00 | |
| RTFM! | 01/01/70 00:00 | |
| Requirement? | 01/01/70 00:00 | |
| Search terms | 01/01/70 00:00 | |
| analog vs digital | 01/01/70 00:00 | |
| Noise and many waveforms | 01/01/70 00:00 | |
| You need... | 01/01/70 00:00 | |
| Yes or no... | 01/01/70 00:00 | |
| what you want and what you need | 01/01/70 00:00 | |
| Why? | 01/01/70 00:00 | |
| Not necessarily. | 01/01/70 00:00 | |
| re: Not necessarily | 01/01/70 00:00 | |
| Just analog signal | 01/01/70 00:00 | |
| Do you mean by pulse-width modulation? | 01/01/70 00:00 | |
| probably not | 01/01/70 00:00 | |
| Problably!? I dont want to risk my motherboard | 01/01/70 00:00 | |
| Getting sound from an 8051 | 01/01/70 00:00 | |
| google for resistive divider | 01/01/70 00:00 | |
Chico, the first thing you have to consider ... | 01/01/70 00:00 |