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.
Dallas DS87C550 vs C51 V3.96

I am using Keil C51 V3.96 (quite old) to develop the firmware for DS87C550. I can generate the code that runs correctly. But if I try to add some new & short codes, the progrm will run incorrectly. There...
Dallas DS87C550 vs C51 V3.96

I am using Keil C51 V3.96 (quite old) to develop the firmware for DS87C550. I can generate the code that runs correctly. But if I try to add some new & short codes, the progrm will run incorrectly. There...
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.
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...