Recently, I took some time to review the digital circuit, put a few screenshots that I think are better, and record the learning process.
appendix:
How the computer saves 1 and 0 - Zhihu (zhihu.com)
Read-Only Memory ROM || ROM Realizes Logical Functions||
The composition principle of ROM-Solutions-Huaqiang Electronic Network (hqew.com)
Basic Type 3 of A/D Converter (Successive Comparison <SAR> Type) ROHM Semiconductor - ROHM Co., Ltd.