JB instruction out of range so quick!!?

[DrG]

Have you tried MCU8051IDE? Looks similar to Edsim….

I have not Ian. In fact, what impresses me most is why I am playing around with an 8051 simulator. Makes me want to go dig out that 8051 board...my ability toward distraction is impressive

 

[Ian Rogers]

I love playing with these devices... At Portsmouth Uni we had "Phillips" as a major contributor... Guess where this is going...

I got involved with the XA-G49 and S49 16 bit 8051 derivatives ( I think 88CO196 was intel's version )

I still have several boards for these things..

 

[DrG]

I received a note about this new core 8051 in email the other day:

EFM8BB1LCK EFM8BB1 Low Cost Explorer Kit - Silicon Labs

The Silicon Labs EFM8BB1 Low-Cost Kit is an easier to use yet powerful development starting point. It contains an integrated debugger and a simple USB micro connection to allow rapid prototyping. The board is fully supported in Simplicity Studio including code examples for every peripheral and...

www.silabs.com

They are still being used.

 

[Ian Rogers]

All the Ti and Si wireless stuff is on 8051 derivatives...