| ??? 05/22/04 12:10 Read: times |
#70940 - RE: Ultrasonics ranging Responding to: ???'s previous message |
O~! I've forgot this problem. But how to overcome that? It's useless I switch off the receiver for 580uS when transmitting sound. And the transmitter needs more than 50mS to make sure the receiver detect the sound for 50 cm distance.
Stanley |
| Topic | Author | Date |
| Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| Suggest me some words or phrases | 01/01/70 00:00 | |
| RE: Suggest me some words or phrases | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| I use a pair of sonars. | 01/01/70 00:00 | |
| RE: Ultrasonics ranging | 01/01/70 00:00 | |
| ADC/Timer | 01/01/70 00:00 | |
| RE: ADC/Timer | 01/01/70 00:00 | |
Hardwares respond | 01/01/70 00:00 |