The speed of reading data in TF card is very slow

boochow / micropython-raspberrypi

bare metal Raspberry Pi Zero / Zero W port of MicroPython

MIT License

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Open Meekdai opened 3 years ago

Meekdai commented 3 years ago

I tested it on Raspberry Pi 2. It takes at least 1 minute to read a 750K file. buf=open('testl.bin').read()

pirot64 commented 3 years ago

I can confirm that also for writing (nearly same time). Device is Raspberry Pi Zero W