Code used

    
 
FPGA files: <right click to download>

Controller.vhd

Sequencer.vhd

stepper_controller_2.vhd

unified_bus_logic.vhd

Microcontroller code:

adcin.a51

keypad.a51

lcd_gld.a51

lookup.a51

mainloop.a51

serial.a51

startup.a51

tmr0srv.a51

tmr2srv.a51