Program for implementing AES on 8051 based microcontrollers. SDCC is used as the C compiler. Microcontroller used is P89V51RD2. There are 2 programs included. One program will accept string via UART and accept key via a 4x4 keypad and display decrypt

本程序针对P89V51RD2，实现对步进电机的控制，包括加速、减速、停止和启动，并且实现了lcd的显示-This procedure for P89V51RD2, implementation of stepper motor control, including acceleration, deceleration, and stop and start-up and implementation of the lcd display