Part Number: DRV8311
问题1:我使用的型号是DRV8311P,当我使用pwm生成模式时,我通过tSPI接口配置了pwm的周期、占空比、死区时间等相关参数,在OUTA、B、C三个引脚上可以输出方波,如果要驱动无刷电机,还需要配置PWM_STATE这个寄存器来控制mos管的动作吗?
问题2:如果使用pwm生成模式,也能输出波形,那么如何去控制无刷电机开环转起来,具体的步骤是如何的?
Other Parts Discussed in Thread: DRV8313 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/motor-drivers-group/motor-drivers/f/motor-drivers-forum/1310832/drv8311-current-sensing-with-external-resistor 器件型号: DRV8311 …
Part Number: DRV8311
Hi,
I am currently trying to drive the DRV8311 Eval board with a DRV8311P on it with an external MCU (not the launch pad).
The tSPI drivers are read correctly, and can be written also. However, no matter what the registers A-C is…
Part Number: DRV8311
Hi,
I am currently communicate with 2 DRV8311P chips with tSPI. After power on, some registers value are different with the datasheet as below:
DEV_STS1(0x00) is 0x0081, datasheet is 0x0080;
FLT_MODE(0x10) is 0x0015, datasheet is 0x0…