scottbez1/splitflap
Splitflap
Split-flap 是一个集成的软件和硬件规范系统，用于驱动机械翻转显示屏（Split-flap display）。它提供了一个翻转显示控制器和分布式硬件驱动程序，使用步进电机和微控制器来管理机械翻转模块的旋转。
该项目包括一个矢量翻转艺术生成器，用于为自定义字符和字体创建可打印的 SVG 设计文件。它还具有激光切割面板设计工具，用于生产硬件组件和组合模块面板。
该系统涵盖了通过菊花链控制器拓扑进行的分布式硬件控制，以及使用加速斜坡的步进电机运动控制。它包括通过基于传感器的归位进行硬件设备校准，以及使用回环错误检查进行硬件健康监控。
Features
- Open-Source Hardware Designs - Provides open-source hardware designs and specifications for building mechanical rotating flap displays.
- Split-Flap Display Controllers - Provides a comprehensive controller system and specifications for driving mechanical split-flap displays using stepper motors.
- Hardware Channel Scaling - Allows chaining multiple controller boards to increase the number of manageable flap modules.
- Custom Hardware Drivers - Provides a scalable custom hardware driver system for managing arrays of display modules via chaining.
- Display Communication Interfaces - Implements hardware abstraction layers for routing character data to displays via serial protocols.
- Sensor Calibration Routines - Employs sensor calibration routines to find the home position and ensure accurate mechanical alignment.
- Home Position Detection - Uses hall-effect or infrared sensors to detect the physical starting point for precise character alignment.
- Hardware Daisy Chaining - Uses a daisy-chain topology to connect multiple driver boards in sequence for expanded module control.
- Mechanical Flap Drivers - Ships a driver system that rotates mechanical flap modules to advance the display to specific characters.
- Stepper Motor Controllers - Manages stepper motor rotation and acceleration to position physical characters accurately.
- Hardware Control Protocols - Provides a specialized application-layer binary protocol for transmitting commands and character data to hardware controllers.
- Hardware Control Packet Distribution - Implements the distribution of control data from a central source to a chain of distributed hardware nodes.
- Vector and SVG - Generates SVG vector files for printing flaps and cutting mechanical hardware components.
- Artwork Tools - Provides a utility to create vector design files for custom printed mechanical flaps.
- Flap Artwork Generators - Ships a utility to generate printable SVG design files for custom split-flap characters and fonts.
- Physical Asset Generation - Produces SVG files with configurable fonts and bleed settings for laser-cutting and printing physical flaps.
- Laser-Cut Hardware Chassis - Produces SVG files for laser-cutting hardware components and combined module faceplates.
- Mechanical Display Fabrication - Provides designs for building mechanical split-flap displays using laser-cut panels and custom flaps.
- Acceleration Ramps - Manages stepper motor speed changes using acceleration ramps to ensure smooth character transitions without slippage.
- Hardware Loopback Monitoring - Validates data integrity across the driver chain by reflecting signals back to detect transmission faults.
