Design of Automatic Multiple Musical Performance Circuit System Based on Numerical Control Frequency Divider

This paper designs a electric organ circuit, the organ is designed using the VHDL language to realize the electronic design automation, depending on the sound button to the control, as well as differences in tone to the issue of different voices. The design of the memory is down to store music for reading. This organ can be automatically performed by the storage of music, and real-time displays.