mfp20

Results 29 comments of mfp20

> That's indeed a good idea. I've tried to run the stack in PendSV in low priority triggered by SysTick with additional mutex, in this way I don't need a...

> since it's full speed so I call it at 3kHz without problem That's more than needed; you might be good at 1kHz as USB1.1 polls each 1ms. What about...

> currently it can only be safe to call tud_task() if you don't use RTOS. Otherwise calling the mutex API within ISR can cause issues depending on your RTOS. The...

> > @HiFiPhile which one? > > Last month I saw you had some discussion about DMA and CDC, have you sorted it out ? No. I wrote a "dma...

I see, I can't find any. Thanks! BTW, what is the pin toggle speed?

What about SPI and I2C? Do they work in slave mode?

> I have only tested master mode for both SPI and I2C. RPi's hardware SPI does not support slave mode anyway. https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2835/BCM2835-ARM-Peripherals.pdf Page 4 SPI Slave is supported by hardware,...

I don't know much of micropython internals but based on a quick search, looks like it is not designed for multiprocessing. So there's no point to move it to VPUs+QPUs....