Keil's code optimization is really annoying. Last night, the program failed when I selected -O0 optimization. Today, the program failed when I didn't select -O0 optimization. I don't know what to do.
1. Tools and materialsComputer, Windows systemESP8266 development boardmicro-USB cable1 LED light 1220Ω resistor 1breadboard + some jumpers
2. Hardware Connection3. Method steps1. Open the Zero Knowle
The rk3568 chip is very powerful and can support many screen interfaces. The display interface support is very rich.The sunychip-rk3568 development board supports the screen with MIPI interface. The i
The author of XBoot mentioned that QG2101 is a re-skin of V831. This camera has an Ethernet port and may be a good choice for use as a development board.
JD.com is so fast, I received it the next morn
According to the analysis, it is concluded that the introduction of negative feedback can widen the bandwidth, but what I don't understand is: what is the graph of the equation 20lg|Af|=20lg|A|-20lg|1