| ??? 01/27/03 21:02 Read: times |
#37447 - RE: Reading Sensors |
You can use an optocoupler like 4n25 and connect serially to the input led your led and 1k5 resistor. The collector of the output transistor to the input pin port and the emmiter to ground. Then you have an opto insolation and the led too.
|
| Topic | Author | Date |
| Reading Sensors | 01/01/70 00:00 | |
| 1489 and 7406 good Enough? YES! | 01/01/70 00:00 | |
| RE: Reading Sensors | 01/01/70 00:00 | |
| RE: 1489 and 7406 good Enough? YES! | 01/01/70 00:00 | |
| RE: Reading Sensors | 01/01/70 00:00 | |
| RE: Reading Sensors | 01/01/70 00:00 | |
| Are we talking auto electrics here? | 01/01/70 00:00 | |
| RE: Reading Sensors | 01/01/70 00:00 | |
| RE: Are we talking auto electrics here? | 01/01/70 00:00 | |
| RE: Are we talking auto electrics here? | 01/01/70 00:00 | |
| RE: Are we talking auto electrics here? | 01/01/70 00:00 | |
| RE: Reading Sensors | 01/01/70 00:00 | |
| RE: Are we talking auto electrics here? | 01/01/70 00:00 | |
| Is MCT2E better? | 01/01/70 00:00 | |
RE: Is MCT2E better? | 01/01/70 00:00 |