https://blog.195481.xyz/tags/ack-nack/ Recent content in Ack-Nack on RuChen Hugo -- gohugo.io zh-cn 2510889344@qq.com (RuChen) 2510889344@qq.com (RuChen) All Rights Reserved © RuChen 2025 Tue, 06 Oct 2026 16:00:06 +0800 https://blog.195481.xyz/embedded/embedded-study/l024-i2c-shared-transaction/ Tue, 06 Oct 2026 16:00:06 +0800 2510889344@qq.com (RuChen) https://blog.195481.xyz/embedded/embedded-study/l024-i2c-shared-transaction/ 建立平台无关的 I2C 共享双线事务模型：主机取得总线、发送地址和读写方向、处理 ACK/NACK、完成写入或读取并以 STOP 释放总线；通过 Host Fake 的开漏线路模型、事件日志、断言和故障注入验证调用流，不把逻辑验证当作 STM32 硬件证据。