oldwatch. 古典电子手表表：进入21世纪10年代，电子工业发展迅猛；2010年后，智能手表更是迎来飞速的发展，这唤起了作者对八九十年代传统电子工程的怀恋，于是作者决定使用最老的单片机之一 “MCU-51” 来手工制作一款万年历电子表。

Problem

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Audience

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Market

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Pricing

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.