fjpompeo
Advanced Member level 1
4n25 drive ttl
How do I build an isolated RS232C to TTL interface using 4N25 or TIL111 optocouplers to work with speed up to 4800baud and RS232C side be powered by RS232C computer's interface?
Regards,
Fernando
How do I build an isolated RS232C to TTL interface using 4N25 or TIL111 optocouplers to work with speed up to 4800baud and RS232C side be powered by RS232C computer's interface?
Regards,
Fernando