The Atmel AT89C51CC03 contains 256 bytes of RAM and 2048 bytes of ERAM
What kind of memory access is the fastest? Is also the lower part (128 byes) of the RAM faster than the upper part? How do I declare variables in the ERAM?
What kind of memory access is the fastest? fastest DATA, IDATA, XDATA slowest Is also the lower part (128 byes) of the RAM faster than the upper part? no, if you have IDATA in "" it does not get faster How do I declare variables in the ERAM?XDATA
before asking more basic questions, rad "the bible" you will get 99% of the answers.
Erik
here are the links to "the bible" Chapter 1 - 80C51 Family Architecture: www.nxp.com/.../80C51_FAM_ARCH_1.pdf
Chapter 2 - 80C51 Family Programmer’s Guide and Instruction Set: www.nxp.com/.../80C51_FAM_PROG_GUIDE_1.pdf
Chapter 3 - 80C51 Family Hardware Description: www.nxp.com/.../80C51_FAM_HARDWARE_1.pdf
Thank you for the quick answer!
Sorry for the basic quenstions, but I also looked at the 'bible' (but could not find the answers I was looking for...)