ov7670图像传感器基于固件库V3.5源码+手册 亲测可用-Ov7670 image sensor based on the V3.5 firmware library source code+ manual test is available dear

超声波，小车预碰撞，XS128程序，有测速、PID控制加速度，超声波测距，滑动加权滤波，去极值平均滤波，限幅滤波-Ultrasound, the car pre-crash, XS128 procedures, speed, PID control acceleration, ultrasonic ranging, sliding weighted filtering, extreme value averaging filter, limiting filtering