NE555—Electronic speed regulator

Introduction: PWM wave is generated through ne555 to drive mos, thereby driving the motor. You can also use this electronic speed regulator to adjust the LED brightness, the speed of the DC motor, and make an inverter.

Schematic PCB

Tianwen 32 chip-core board

Introduction: This is the 32 chip launched by the Tianwen team, which is based on the M0 core and can be programmed graphically based on the Tianwen software.

Schematic PCB

Huanghuai College Lichuang Cup Electronic Design Competition-1003024A-Chen Yadong

Introduction: Schematic

Schematic PCB