How to use the internal Flash to make a small USB disk under the USB msc function of the Huada MCU HC32F460 is as follows. The internal USB FS of the Huada MCU HC32F460 supports Device and OTG , and s...
[i=s]This post was last edited by jinglixixi on 2020-7-27 07:58[/i]The ESK32-360 development board supports a wide range of development tools, which can be seen from the folder of the routines, as sho...
1. Selection of pull-up resistor for MCU You can see that when the resistor R1=10k in the reset circuit, RST is high level, and when R1=50, RST is low level. It is obvious that when R1=10k, it is wro...
This article explains what role PLL plays as LO in wireless communication systems, the principle of fractional frequency division in its operation, the principle of Sigma-Delta fractional frequency di...
The static part of the common source amplifier circuit is shown in the figure. In the figure, R1 is connected to a 5W resistor. When the static working point is adjusted by 12V, the GS voltage is arou...