The MCS 151 and 251 cores are binary-code-compatible with the 8051. (The 251 has additional instructions.) The 151 maintains the 80C51 accumulator-based core compatibility, and the 251 is a ...
OneEighty Software has created a Java virtual machine that can run on cheap $1 processors such as the venerable, yet popular, 8051. Called Origin-J, the software is aimed at bringing Java to low cost ...