MDT1051 8-bit micro-controller

MDT1051 8-bit micro-controller

u This ROM-Based 8-bit micro-controller uses a fully static CMOS technology process to achieve higher speed and smaller size with the low power u A/D converter module: -Four analog inputs multiplexed into one A/D converter -8-bit resolution 4 types of oscillator can be selected by programming option.

Features

The followings are some of the features on the hardware and software : u u u u Fully CMOS static design 8-bit data bus On chip ROM size : 1.0 K words Internal RAM size : 84 bytes (68 general purpose registers, 16 special registers) u u u u 37 single word instructions 14-bit instructions 8-level stacks Operating voltage : 2.5 V ~ 5.5 V (PRD Disable) 4.5 V ~ 5.5 V (PRD Enable) u u Operating frequency : DC ~ 20 MHz The most fast execution time is 200 ns under 20 MHz in all single cycle instructions except the branch instruction u Addressing modes include direct, indirect and relative addressing m.