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ofi:vscode-ev3 [2022/06/24 18:21] Ivo Blöchliger created |
ofi:vscode-ev3 [2023/02/17 15:34] (current) Ivo Blöchliger |
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====== Native Python auf EV3 mit VSCode ====== | ====== Native Python auf EV3 mit VSCode ====== | ||
* https:// | * https:// | ||
- | * SSH: user robot, | + | * SSH: user robot, |
* hostnamectl set-hostname LEGO12 | * hostnamectl set-hostname LEGO12 | ||
+ | * WiFi-Daten in var/ | ||
* https:// | * https:// | ||
+ | * Use '' | ||
+ | |||
+ | / | ||
+ | <code txt wpa_suplicant> | ||
+ | # | ||
+ | # | ||
+ | # Die Gruppe muss natürlich angepasst werden | ||
+ | eapol_version=1 | ||
+ | # 0: Der Treiber des Interfaces kümmert sich um das Scannen von Netzen und die AP-Auswahl. | ||
+ | # Dieser Modus sollte benutzt werden, wenn man eine Verschlüsselung auf ein Kabelnetzwerk legt. | ||
+ | # 1: wpa_supplicant kümmert sich um das Scannen von Netzen und die AP-Auswahl. | ||
+ | # 2: Fast wie 0, es wird aber mit Hilfe von Sicherheitsrichtlinien und der SSID zu APs verbunden (BSSID wird nicht unterstützt) | ||
+ | # | ||
+ | # Normalerweise funktioniert entweder Modus 1 oder Modus 2. | ||
+ | ap_scan=1 | ||
+ | |||
+ | network={ | ||
+ | ssid=" | ||
+ | scan_ssid=1 | ||
+ | psk=" | ||
+ | } | ||
+ | |||
+ | </ | ||
+ | |||
+ | Way better than stuff below (also, you could take the image and then zero is out while mounted as loopback, much quicker!) | ||
+ | <code ruby> | ||
+ | def cmd(c) | ||
+ | puts c | ||
+ | r = `#{c}` | ||
+ | return r | ||
+ | end | ||
+ | |||
+ | raise " | ||
+ | hostname = $ARGV[0] | ||
+ | |||
+ | img = " | ||
+ | cmd(" | ||
+ | dev = cmd(" | ||
+ | |||
+ | p2 = dev+" | ||
+ | cmd(" | ||
+ | cmd(" | ||
+ | puts " | ||
+ | cmd(" | ||
+ | cmd(" | ||
+ | |||
+ | cmd(" | ||
+ | puts "Image is ready. Write it with" | ||
+ | puts "dd if=#{img} of=/ | ||
+ | |||
+ | </ | ||
+ | |||
+ | |||
+ | <code bash> | ||
+ | # 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/ | ||
+ | I/O size (minimum/ | ||
+ | Disklabel type: dos | ||
+ | Disk identifier: 0xf5e5f871 | ||
+ | |||
+ | Device | ||
+ | lego12.img1 | ||
+ | lego12.img2 | ||
+ | |||
+ | |||
+ | |||
+ | # 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=/ | ||
+ | |||
+ | # Truncate image (size obtained from target SD-Card with fdisk -lu /dev/sda) | ||
+ | truncate -s 15634268160 lego12.img | ||
+ | </ |