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简易DDS信号发生器

Posted by eelib_demo · for 苏州硬禾信息科技有限公司Budget: ¥5,000 (CNY)Interest closed on Nov 9, 20261 interested

带屏幕的简易DDS信号发生器，具体要求如下：

  • 能生成正弦波、三角波、方波，最高正弦波频率为10MHz，输出信号幅度最大5Vpp

  • 显示屏为240x240分辨率，1.54寸彩色LCD

  • 一个旋转编码器和两个按键搭配输入

  • 电池供电

  • 成本50元以内

Requirements for the taker

Skills
KiCad、嵌入式系统编程
Experience
Mid-level (3–5 years)
Tools
KiCad、MicroPython

Deliverables

Technical documents
  • Schematics
  • PCB layout
  • Mechanical design
  • BOM
  • Source code
  • Documentation
Test data
  • Test report
  • Raw test data
Prototypes
  • 1 prototypes

How it works

Interest first. The poster admits people into milestone 1; then each milestone unlocks only when the one before it is approved.

  1. 0.Interest — an intro, links to your work, how you meet the requirements
  2. 1.方案设计by Nov 13, 2026
    • Documentation
  3. 2.原理图设计by Nov 19, 2026
    • Schematics
    • Documentation
  4. 3.工程文件设计by Dec 11, 2026
    • PCB layout
    • Mechanical design
    • BOM
    • Source code
  5. 4.项目验收by Dec 31, 2026
    • Schematics
    • PCB layout
    • Mechanical design
    • BOM
    • Source code
    • Documentation
    • Test report
    • Raw test data
    • 1 prototypes

Acceptance criteria

性能指标测试满足要求，工程文件设计规范，测试数据完整。

A detailed brief (1 files) is shared with responders on request, once the poster approves, after they accept a confidentiality undertaking.

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eelib handles no money: payment happens off the platform, as you and the other side agree. Accepting delivered work here records the outcome; it is not a payment.

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Resources provided

Shared with takers once the poster admits them: 5 more.