Can We use Port and its alternate functions simultaneously

I use one of the derivative of 8051 ie At89s8252. Here i want to switch the port function for example Enable Spi use spi port .... .... .... disable spi use port (same port of spi) enable...
Can We use Port and its alternate functions simultaneously

I use one of the derivative of 8051 ie At89s8252. Here i want to switch the port function for example Enable Spi use spi port .... .... .... disable spi use port (same port of spi) enable...
Can conf_tny.a51 and startup.a51 be included in one target simultaneously?

Can conf_tny.a51 and startup.a51 be included in one target simultaneously?
Can conf_tny.a51 and startup.a51 be included in one target simultaneously?

Can conf_tny.a51 and startup.a51 be included in one target simultaneously?
How to update variable's value simultaneously on Keil u4 ?

Hi all, I am using ADC on my project so want to observe adc value simultaneously in real-time.When i stopped the execution i can see the value in watch window but i have to run and stop everytime...