Merge branch 'lab5' into 'master'

修改模7计数器 See merge request !2

Merge branch 'lab5' into 'master'
2b6bbbd4 · 李川 · 1597d75d · ec3651f2 · 2b6bbbd4 · 2b6bbbd4
--- a/74LS194.dlsche
+++ b/74LS194.dlsche
--- a/74LS194.dlsche.svg
+++ b/74LS194.dlsche.svg
--- a/m7.dlsche
+++ b/m7.dlsche
--- a/m7.dlsche.svg
+++ b/m7.dlsche.svg