prevravanth
New Member
Hi,
I am using 89S51 and RS 232 for serial communication.
I drived relays using ULN2003 . I am using Embedded C
Now i want switch multiple relays and how to connect these multiple relays
using limited I/O pins.
Kindly help me ..
Thanks
I am using 89S51 and RS 232 for serial communication.
I drived relays using ULN2003 . I am using Embedded C
Now i want switch multiple relays and how to connect these multiple relays
using limited I/O pins.
Kindly help me ..
Thanks