RS-232 multiplexing

Hello all, I want to know can i multiplex RS-232 of AT89C51 to multiple serial slave devices supporting RS-232, if yes then how? & in this i think slave has no option to send data on its own, instead...
RS-232 multiplexing

Hello all, I want to know can i multiplex RS-232 of AT89C51 to multiple serial slave devices supporting RS-232, if yes then how? & in this i think slave has no option to send data on its own, instead...
RS-232 multiplexing circuit

Hi Everyone, Can I get a circuit for multiplexing two RS232 ports into one RS232 output which is interfaced with a microconntroller? Thanks.
RS-232 multiplexing circuit

Hi Everyone, Can I get a circuit for multiplexing two RS232 ports into one RS232 output which is interfaced with a microconntroller? Thanks.
Multiplexed 7 segment display scanning

I am using 6 7-segment displays which are multiplexed using a 3:8 multiplexer. I am displaying ADC readings on the display. I am unable to find a point wherein the display would not flicker but show...