此代码为相位一致性边缘检测的matlab代码，其对光照等因素没有影响，效果比较好。-This code is the phase coherence edge detection matlab code, its light and other factors did not affect the results better.

4*6段码式液晶的驱动程序，用MCU为PIC16F917的单片机直接驱动！-4* 6 LCD driver code, for the PIC16F917 MCU MCU with direct drive!