Push-Pull on RuChen https://blog.195481.xyz/tags/push-pull/ Recent content in Push-Pull on RuChen Hugo -- gohugo.io zh-cn 2510889344@qq.com (RuChen) 2510889344@qq.com (RuChen) All Rights Reserved © RuChen 2025 Sun, 04 Oct 2026 14:55:13 +0800 GPIO 配置状态与引脚数据通路：从 Host Fake 到 STM32 资料核对 https://blog.195481.xyz/embedded/embedded-study/l018-gpio-configuration-data-path/ Sun, 04 Oct 2026 14:55:13 +0800 2510889344@qq.com (RuChen) https://blog.195481.xyz/embedded/embedded-study/l018-gpio-configuration-data-path/ 把 GPIO 理解为配置状态决定数据通路、数据访问读取输入采样或更新输出锁存的外设边界，并用静态 Host Fake 区分输入、推挽输出、开漏释放和非法配置；结果不代表真实 STM32 寄存器、电气测量或上板验证。