Native Python auf EV3 mit VSCode

• https://education.lego.com/en-us/product-resources/mindstorms-ev3/teacher-resources/python-for-ev3
• SSH: user robot, pass maker
  • hostnamectl set-hostname LEGO12
• https://docs.pybricks.com/en/stable/
• Use dd with the conv=sparse option. It will seek instead of write. Exactly what we need

# Get Info
sudo fdisk -lu lego12.img 
Disk lego12.img: 14.84 GiB, 15931539456 bytes, 31116288 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0xf5e5f871
 
Device      Boot  Start      End  Sectors  Size Id Type
lego12.img1        8192   106495    98304   48M  b W95 FAT32
lego12.img2      106496 31116287 31009792 14.8G 83 Linux
 
 
 
# Mount Partition, -o Start*512, --sizelimit Sectors*512
sudo losetup -o 54525952 -b 512 --sizelimit 15877013504 /dev/loop16 lego12.img
 
# Check filesystem
sudo e2fsck -f /dev/loop16
 
# Resize filesystem
sudo resize2fs /dev/loop16 3750000
 
# Mount filesystem
mount /dev/loop16 /mnt
 
# Zero out disk
dd if=/dev/zero of=zero.txt bs=1M status=progress
 
# Truncate image (size obtained from target SD-Card with fdisk -lu /dev/sda)
truncate -s 15634268160 lego12.img