mac在sd卡上装系统

装系统吗？

先下载一个系统镜像，格式为img/iso

打开终端，dd装载

df -h # show which is SD card
> /dev/disk2s1   252Mi   53Mi  199Mi    22%       0          0  100%   /Volumes/boot
diskutil umountdisk /dev/disk2 # unmount operation
sudo su
dd bs=1m if=/path/to/image/raspbian-buster-lite.img of=/dev/rdisk2