[i=s]This post was last edited by paulhyde on 2014-9-15 03:28[/i] I need help. What is the 50 ohms in the circuit? ??? How do the gains of 0.1 and 0.01 come from? ??? Please help me, experts! !!! !!! ...
[color=rgb(0, 0, 0)][backcolor=transparent][font=Tahoma,]I have been downloading the STM32 minimum system board with the ST-LINK debugger. Just now, for some reason, the download suddenly went wrong a...
According to the Dutch Financial Daily on the 20th, Philips of the Netherlands will enter the car navigation market in September this year and challenge the Dutch TomTom company that dominates this fi...
There is a code like this in the bsp.c file of the transplant code. Can anyone explain it? ? Thank you very much~~ CPU_INT32U VIC_SpuriousInt; static void VIC_Dummy (void) { while (1) { (void)VIC_Spur...
1. Hot air leveling The general process of hot air leveling is: micro-etching → preheating → flux coating → tin spraying → cleaning. Advantages: longer storage time; after the PCB is completed, the co...