| ??? 05/26/04 05:24 Read: times |
#71223 - ADC/Timer Responding to: ???'s previous message |
The two ways I know for Ultrasonics ranging are:
1. Using an ADC, to determine the strength of the reflected sound; 2. Count the time of reflection for sound in air (344m/s) Which is better for detecting 5cm to 100cm 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 |