Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, you can go a lot further, too. [CNCDan] demonstrates this well with ...
Abstract: This paper proposes a brushless DC (BLDC) motor driver chip with internal bridge driver. The performance of BLDC motor is determined by the performance of bridge driver. So Laterally ...