Notes学习笔记
A growing archive for control, embedded systems, robotics, hardware practice, and engineering writing.这里用文件持续管理控制、嵌入式、机器人、硬件实践和工程写作记录。
Juanyun AC Unit Control Board卷云外机板 V2.0 / V2.1 开发笔记A board-splitting note for the Juanyun AC unit control platform, following the move from a crowded interface set toward main, power, and interaction boards.卷云外机控制平台的拆板笔记，记录一组拥挤接口怎样逐步拆到主控板、分电板和交互板。PCBSTM32ThermalInterface2026-05-06STM32 External Unit FirmwareSTM32 外机固件整理笔记A firmware-structure note for the external unit: task timing, App/Service/BSP layering, CMake/OpenOCD setup, and the records still needed for bring-up.外机固件结构笔记：任务节拍、App/Service/BSP 分层、CMake/OpenOCD 配置，以及后续 bring-up 还要补的记录。STM32FirmwareCMakeBSP2026-05-06AC Unit Hardware Revision Archive外机板早期硬件版本归档A short revision note for earlier AC unit PCB versions, keeping V1.0 and V2.0 as clues for how the later board split took shape.外机板早期版本小笔记，把 V1.0 和 V2.0 留作后续三板拆分成形前的线索。PCBRevisionManufacturingArchive2026-05-06STM32 Base Unit FirmwareSTM32 底座板固件整理笔记A base-unit firmware note about DHT sensing, IR presence detection, fan PWM, OLED UI, Bluetooth reporting, and saving user settings through Flash.底座板固件笔记，记录 DHT 温湿度、红外在位检测、风扇 PWM、OLED UI、蓝牙上报，以及通过 Flash 保存用户设定。STM32FirmwareFlashOLED2026-05-06DHT11 / AM2302 Sensor Board PlanDHT11 / AM2302 温湿度小板计划A small sensor-board note for DHT11 / AM2302, focused on pin order, pull-up, decoupling, power-on wait, sampling interval, and STM32-side verification.DHT11 / AM2302 温湿度小板笔记，重点是引脚顺序、上拉、去耦、上电等待、采样间隔和 STM32 侧验证。SensorPCBDHT11AM23022026-05-06DIY Pressure-Flow Cooling Prototype NotesDIY 压风式散热器开发笔记A pressure-flow cooling prototype note following the 3D printed structure, fan-control code, desktop demo, PCB files, and fabrication traces left in the early folder.DIY 压风式散热器原型笔记，顺着早期目录里的 3D 打印结构、风扇控制代码、桌面端 demo、PCB 文件和制作痕迹往回读。ESP323D PrintingCoolingDesktop Tool2026-05-06FOC Driver Board Archive Notes慧驱动 FOC 驱动板开发归档笔记A sensorless FOC board note around STM32F4, DRV8301, board files, selected motor-control source snippets, and the missing startup, sampling, and waveform records.STM32F4 / DRV8301 无感 FOC 驱动板笔记，记录板卡文件、选出的电机控制源码片段，以及还缺的起转、采样和波形记录。FOCMotor ControlPCBSTM32F42026-05-06Hardware Development SOP硬件开发 SOP 整理The Juanyun hardware-development SOP I wrote during the internship, kept as readable webpage text with the original PDF linked at the end.实习期间写下的卷云硬件开发 SOP，以网页正文保留阅读，也在文末保留原 PDF 链接。SOPHardwareDocumentation2026-05-06Solenoid Valve and BLDC Fan Archive Notes螺线管阀门与 BLDC 风扇归档笔记A note for scattered actuator and fan-driver materials: solenoid-valve control, OLED/encoder interaction, ULN2003 references, and a small BLDC quiet-fan board.执行器与风扇驱动零散材料笔记：螺线管阀门控制、OLED/编码器交互、ULN2003 参考资料，以及一块小型 BLDC 静音风扇板。ActuatorBLDCSTM32Archive2026-05-06Three-Week Seamly2D Development LogSeamly2D 三周开发日志The three Nanjing Turing weekly logs trace a practical path from Qt setup and login work to user management, then Windows/macOS release packaging.南京图灵三周实习日志：从 Qt 环境和登录注册，到用户管理，再到 Windows/macOS Release 打包。QtSeamly2DInternshipPackaging2025-08-29Release Packaging Across Windows And macOSWindows 与 macOS Release 打包记录The original Seamly2D release packaging Markdown rendered as a full webpage note, covering Windows dependency collection, signing, Inno Setup, and follow-up packaging checks.把 Seamly2D Release 打包发布流程的原始 Markdown 直接渲染成完整网页笔记，覆盖 Windows 依赖收集、签名、Inno Setup 和后续验证。QtReleasewindeployqtmacdeployqtPackaging2025-08-25sm2d XML Sample Reading Notessm2d XML 样例文件观察笔记The original README note around the Seamly2D sample folder plus the full public .sm2d and .smis XML samples rendered on the note page.把 Seamly2D 样例文件夹 README 里的原话，以及公开 .sm2d / .smis XML 样例全文直接放到笔记页。Seamly2DXMLData FormatQt2025-08-20CMake And Build Logic Learning NotesCMake 与编译底层逻辑学习笔记Two Notion-exported source notes rendered directly as the CMake/build-logic note: one CMake primer and one Qt-oriented compiler/toolchain map.把两份 Notion 导出的原始笔记直接渲染成 CMake / 编译底层逻辑笔记：一份 CMake 入门，一份 Qt 学习导向的编译器与工具链地图。CMakeCompilerNinjaQt2025-08-18Qt6 Seamly2D First Run NotesQt6 环境跑通 Seamly2D 的记录The original Windows 11 Qt6 Seamly2D onboarding text rendered directly as a webpage note, with the raw TXT/DOCX kept as source links.把 Windows 11 下 Qt6 跑通 Seamly2D 的原始记录直接渲染成网页笔记，并保留 TXT / DOCX 源文件链接。QtSeamly2DMSVCqmake2025-08-12PID And ATC Reading Notes From The Internship实习中的 PID 与 ATC 阅读记录A reading note connecting STM32 beginner exercises with PID basics and rail-transit control terms such as ATP, ATO, and ATS.一篇阅读笔记，把 STM32 入门练习和 PID 基础、ATP/ATO/ATS 等轨道交通控制概念连起来看。PIDATCATPATOATSRail Transit2025-02-16Metro Environment Monitoring Demo On STM32基于 STM32 的地铁环境监测小综合A small STM32 integration note combining OLED, LDR, DHT11, encoder input, timers, PWM brightness control, tricolor LEDs, and servo movement.STM32 小综合笔记：把 OLED、光敏电阻、DHT11、编码器、定时器、PWM 调光、三色灯和舵机动作放进同一个循环里。STM32Rail TransitSensorPWMOLED2025-02-11PWM, UART, ADC, And Sensor Data PathSTM32 PWM、串口、ADC 与传感器数据通路A STM32 note about PWM output, UART/OLED observation, ADC sampling, and using a small lookup table to map light readings into LED brightness.STM32 笔记：PWM 输出、串口/OLED 观察、ADC 采样，以及用小查表把光敏读数映射到 LED 亮度。STM32PWMUARTADCSensor2025-02-08GPIO, EXTI, Encoder, And Timer BasicsSTM32 GPIO、中断、编码器与定时器基础A STM32 basics note about moving from GPIO output to button input, EXTI encoder counting, timer counts, and OLED-based observation.STM32 基础笔记：从 GPIO 输出推进到按键输入、EXTI 编码器计数、定时器计数和 OLED 观察。STM32GPIOEXTITimerEncoder2025-02-07STM32 Environment Setup During The Tianjin Metro Internship天津轨道交通实习：STM32 环境搭建The first STM32 setup note from the Tianjin internship: Keil MDK, ST-Link, startup files, GPIOC13 blinking, OLED power wiring, and the first stable board loop.天津实习里的第一篇 STM32 环境笔记：Keil MDK、ST-Link、启动文件、GPIOC13 点灯、OLED 供电，以及第一次跑稳开发板。STM32Keil MDKST-LinkGPIO2025-02-06Reading The Digital Clock Brief As A Build PlanDigital Clock 课件学习报告A learning report that reads the MEC104 Digital Clock slides as a build plan, connecting the two-digit roll-over rule, BCD decoding, button levels, and the small Arduino sketches used before the final breadboard counter.MEC104 Digital Clock 课件先给出两位计数器的搭建路线，再把两位归零规则、BCD 译码、按键电平和最终面包板计数器前的两个 Arduino 小 sketch 串起来。ArduinoBCDSeven-Segment DisplayCourse NoteEmbedded2024.04 to 2024.05Reading The Smart Car Tutorial As My First Embedded BuildSmart Car 课件与电路学习记录A learning note from the MEC104 smart-car tutorial, connecting soldering order, LM7805 power regulation, IR sensors, 74HC165 input expansion, L293 motor driving, PWM tuning, and the staged Arduino tests.MEC104 Smart Car 课件把焊接顺序、LM7805 稳压、红外传感器、74HC165 输入扩展、L293 电机驱动、PWM 调速和 Arduino 分阶段测试放在同一条小车 bring-up 线上。ArduinoEmbeddedLine TrackingSolderingCourse Note2024.03 to 2024.04