obsidian-notes/信号源/控制/轨迹球.md
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---
title: 轨迹球
updated: 2022-01-08 15:15:23Z
created: 2022-01-08 13:18:08Z
---
黑莓轨迹球
目前看轨迹球是mini版~~最为理想的~~控制方案可上下左右和垂直按键通过算法可以实现360°识别效果参见黑莓9000
方案中包含至少3种物料轨迹球、霍尔传感器、按键LED为可选总成本约5块
轨迹球型号EVQWJN
霍尔传感器型号AN48840B或AN48841B
按键型号EVQP6DB35或EVQP6LB55