8051 monitor programm:
- use external ram to RUN user program
- use eeprom to save user program
- provide single step debug,
can read internal register and ram
The combined demo is dedicated for S1C33L05, so DMT33L05 should be used to load
and RUN the demo. For the detail description of DMT33L05, please refer to
S5U1C33L05D1_User_Manual.