When SPI DMA starts to send, it may needs to disable all interrupts and start again after the end.
Search found 2 matches
- Tue Jan 14, 2020 3:27 am
- Forum: MicroPython pyboard
- Topic: stm32f4 micropython debug (use arcade as pyboard)
- Replies: 1
- Views: 1849
Re: stm32f4 micropython debug (use arcade as pyboard)
I found a solution to the problem.
When SPI DMA starts to send, it may needs to disable all interrupts and start again after the end.
When SPI DMA starts to send, it may needs to disable all interrupts and start again after the end.
- Fri Jan 03, 2020 8:21 am
- Forum: MicroPython pyboard
- Topic: stm32f4 micropython debug (use arcade as pyboard)
- Replies: 1
- Views: 1849
stm32f4 micropython debug (use arcade as pyboard)
hello,here is the situation: arcade has a lcd (st7735s) ,and i have make it run in python code, the memory runs wells, here is the code: import pyb import lcd import gc while True: gc.collect() lcd.clearScreen() pyb.led_1.toggle() lcd.drawText(0,0,"card undetected") memstr = 'free: {}'.format(gc.mem...