lqb/rt-thread

kopia lustrzana https://gitee.com/rtthread/rt-thread.git

Autor	SHA1 Wiadomość	Data
quanzhao	9a15589659 Add the virtual device 'zero'. Fix the misunderstanding of 'null'.	5 lat temu
quanzhao	c537aabdef Add NULL device driver.	5 lat temu