I use CH1, CH2 and CH3 of TIM2 as input pins respectively. The trigger source selections for CH1 and CH2 are TIM_TS_TI1FP1 and TIM_TS_TI2FP2 respectively. But when using CH3, why is there no TIM_TS_TI
Radio frequency (RF) PCB design has many uncertainties in the currently published theories and is often described as a "black art". Generally speaking, for circuits below the microwave frequency band
I bought dozens of silicone binding wires before, which are very useful, but after using them for a while, they are not enough. Some netizens suggested that I can use pliers to crimp the wires myself.
From learning about power supplies to designing a power supply, from being a power supply novice to a technical expert...how many obstacles have you overcome along the way to becoming a power supply e