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...
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...
DS87C550 A/D Converter

Hello, I have tried to use the ADC of a DS87C550 revision A7. But I get no correct value. I wrote a program step by step like the datasheet says, but I get no right value. Is the a bug on the revision...
DS87C550 A/D Converter

Hello, I have tried to use the ADC of a DS87C550 revision A7. But I get no correct value. I wrote a program step by step like the datasheet says, but I get no right value. Is the a bug on the revision...
Problem with T2 for DS87C550

Hi. Why T2 not work as timer for DS87C550 uVision3 or uVision2 if set bit TR2 ----> (T2CON | 0x04 )? For others processors it is OK. Thank You.