| ??? 06/03/03 09:41 Read: times |
#47349 - RE: Bi-Directional Comm. with Shift Register Responding to: ???'s previous message |
If you do a comunication of 15-20 m directly in TTL levels you sohuld have a lot of problems (if you can make it work)
So translate the digital levels to a RS232 or 244 Or use a current loop. |



