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import os
import adafruit_sdcard
import board
import busio
import digitalio
import storage
# Use any pin that is not taken by SPI
SD_CS = board.D0
# Connect to the card and mount the filesystem.
spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
cs = digitalio.DigitalInOut(SD_CS)
sdcard = adafruit_sdcard.SDCard(spi, cs)
vfs = storage.VfsFat(sdcard)
storage.mount(vfs, "/sd")
# Use the filesystem as normal! Our files are under /sd
# This helper function will print the contents of the SD
def print_directory(path, tabs=0):
for file in os.listdir(path):
stats = os.stat(path + "/" + file)
filesize = stats[6]
isdir = stats[0] & 0x4000
if filesize < 1000:
sizestr = str(filesize) + " by"
elif filesize < 1000000:
sizestr = "%0.1f KB" % (filesize / 1000)
else:
sizestr = "%0.1f MB" % (filesize / 1000000)
prettyprintname = ""
for _ in range(tabs):
prettyprintname += " "
prettyprintname += file
if isdir:
prettyprintname += "/"
print('{0:<40} Size: {1:>10}'.format(prettyprintname, sizestr))
# recursively print directory contents
if isdir:
print_directory(path + "/" + file, tabs + 1)
print("Files on filesystem:")
print("====================")
print_directory("/sd")
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