STM32F驱动L6470
■ Operating voltage: 8 - 45 V
■ 7.0 A out peak current (3.0 A r.m.s.)
■ Low RDS(on) Power MOSFETs
■ Programmable speed profile and positioning
■ Programmable power MOS slew rate
■ Up to 1/128 microstepping
■ Sensorless stall detection
■ SPI interface
■ Low quiescent and standby currents
■ Programmable non-dissipative overcurrent
protection on high and low-side
■ Two levels of overtemperature protection
