ISD51 problems

1.I can't access PORT1,PORT2 from the debugger; 2.Can I use the "printf" function to send something to the serial window of the debugger?
ISD51 problems

1.I can't access PORT1,PORT2 from the debugger; 2.Can I use the "printf" function to send something to the serial window of the debugger?
ISD51 communication problem

hi, I'm trying to debug a very simple program on an oregano 8051 IP core. I've read all the tutorials, and I still can't connect properly to the target system. Approximately 2 seconds after pressing...
Next ISD51 problem

I have a small program (991 byte). I use the C51 options LEVEL 8. The ISD51 will work correkt. If I change to LEVEL 6 the size of this program is (1020 byte). After the program with FM and a change to...
Next ISD51 problem

I have a small program (991 byte). I use the C51 options LEVEL 8. The ISD51 will work correkt. If I change to LEVEL 6 the size of this program is (1020 byte). After the program with FM and a change to...