[p=30, null, left][color=rgb(34, 34, 34)][font="][size=4][color=#000000]Switching power transformer[/color]Switching power transformer is a power transformer with a switching tube added. In addition t
I have initially developed an upper filter driver for a USB device. Now I want to debug the DriverEntry function of the filter driver. The steps are as follows: Run SymbolLoader, import the .nms file
Among the various DIY instruments, there are many multimeters, oscilloscopes (although not practical), and even RF instruments can be DIYed very well. Power supply modification is also common, but the
stm32/boards/pllvalues.py: Relax PLLQ constraints on STM32F413 MCUs.
stm32/powerctrl: Support using PLLI2C on STM32F413 as USB clock source.
stm32/powerctrl: Allow a board to configure AHB and APB clo
The battery voltage is pulled down, the BAT battery voltage is 4.21V,
When MCU_CTL is at a low level (short-connected to GND and then released), Q5 and Q1 are turned off, and the BAT_OUT output is alr