Replacement for the 80c552

Hi there! An old project of mine is runnining on a 80C552/30MHz (KBA, is the psot fix, I think). This processor is obsolete, but I need the speed (I think). The software was written by somebody else...
Replacement for the 80c552

Hi there! An old project of mine is runnining on a 80C552/30MHz (KBA, is the psot fix, I think). This processor is obsolete, but I need the speed (I think). The software was written by somebody else...
80c552 TIMER 2 baud rate generator

Im using the 80c552 and i can't found how i can use timer 2 for generate the baud rate. (actually im using timer 1, but i must change for timer 2). It's possible? PD: sorry for my english isn't enought...
Firmware (using RTXTiny) 80C552 -> Dallas DS87C550

Hi there, is anybody experienced in migrating existing software to the DS87C550? I have an existing software, that I didn't write, that was running on the 30MHz Version of the 80c552. This processor...
Addressing Port 5 on a 80C552?

I want to use a single Port line from P5 as an input! Are there special settings for this port (e.g. setting a bit in a register;...)? Exsist some special configuration in µVision? The standrad way...