added 1 commit <ul><li>7962bd4b - 修改8253原理图</li></ul> [Compare with previous version](https://www.codecode.net/engintime/Dream-Logic/Intel-classic-chips/8253/merge_requests/1/diffs?diff_id=18&start_sha=af64e807a3e9a96caa0dab4a1e316e0bed3b7a14)

added 3 commits <ul><li>7962bd4b...e8efcf77 - 2 commits from branch <code>master</code></li><li>307ea0ff - Merge branch &#39;master&#39; into &#39;8253&#39;</li></ul> [Compare with previous version](https://www.codecode.net/engintime/Dream-Logic/Intel-classic-chips/8253/merge_requests/1/diffs?diff_id=19&start_sha=7962bd4b69ef0cc276b0c5e82d0d4b3313cdd5bd)

unmarked as a **Work In Progress**

merged

mentioned in commit 662e792d011489a382524a064abcc6199ff703fd