torana
Member level 2
Hello,
My controller name AT89c51, I am trying to communicate between 4 micro controller with a distance with 150 meter. with RS 485 protocol.
for this i am using MAX 485 IC.
I have knowledge on RS232. I came to know that both RS232 And RS 485 Coding is same, But i am not conform whether BOTH RS232 and RS485 codes are same or not.
my code is not working on H/W. Bur same code is working with RS232 with PC. PLS help
PLS follow the H/W design.
My controller name AT89c51, I am trying to communicate between 4 micro controller with a distance with 150 meter. with RS 485 protocol.
for this i am using MAX 485 IC.
I have knowledge on RS232. I came to know that both RS232 And RS 485 Coding is same, But i am not conform whether BOTH RS232 and RS485 codes are same or not.
my code is not working on H/W. Bur same code is working with RS232 with PC. PLS help
PLS follow the H/W design.