Substitute for keil

Can anyone tell me debug tools available other than keil. I am using 89v51rd2 and my code is too big that i am unable to debug using evaluation version of keil and i cannot afford for the license version...
Substitute for keil

Can anyone tell me debug tools available other than keil. I am using 89v51rd2 and my code is too big that i am unable to debug using evaluation version of keil and i cannot afford for the license version...
Good substitute for obsolete Philips 89C51RD2 ???

Hello, in an ironic twist, the Philips 89C51RD2 we use for the control panels on Philips CT scanners has been discontinued due to Philips selling it's semi-conductor operations last year. So I was wondering...
Good substitute for obsolete Philips 89C51RD2 ???

Hello, in an ironic twist, the Philips 89C51RD2 we use for the control panels on Philips CT scanners has been discontinued due to Philips selling it's semi-conductor operations last year. So I was wondering...
How to control external tools with #define directive?

Hi community, on 'Options for Target' -> Tab 'Output' -> Groupbox 'After Make' -> 'Run User Program #1' and 'Run User Program #2' i can specify to run external tools after compiling and linking....