I have used tim1 to output a fixed frequency pwm. I want to control its high level in the interrupt (for example, turn off the pwm output every three high levels). How can I achieve this?
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); This sentence is to enable the GPIOB peripheral. If this sentence is not there, port B cannot be used, right? I don't understand the program very well, ple
[color=#555555][font="][size=13px]In-depth understanding of the two major factors that cause input errors in DC operational amplifiers: input voltage offset (Vos) and input bias current (Ib). [/size][
I bought an ARM V9 emulator from Taobao, which is compatible with JlinkV9. I drew a simple board, on which there is nothing soldered except the STM32F030C8T6 microcontroller and the ASM1117 3.3V power
[size=5][font=Tahoma, Helvetica, SimSun, sans-serif][font=Tahoma,]I know that the left side of the circuit above is oscillating to generate AC power, which is coupled to the right side through a trans
[align=left][color=rgb(25, 25, 25)][font="]An inductor is a component that can convert electrical energy into magnetic energy and store it. It has the characteristics of preventing alternating current