多模多键多功能系列
A702D 数据手册
USB 光学鼠标芯片
版本号 1.05目录
1. 总体描述...................................................................................................................1
2. 特性...........................................................................................................................1
3. 引脚排列...................................................................................................................2
4. 引脚说明...................................................................................................................2
5. 模块框图...................................................................................................................3
6. 应用说明...................................................................................................................3
6.1 按键阵列定义...............................................................................................3
6.2 多功能按键说明...........................................................................................4
6.3 模式切换.......................................................................................................4
6.4 CPI 切换.........................................................................................................4
6.5 CPI 指示.........................................................................................................5
6.6 背光 LED ......................................................................................................5
6.6.1 功能概述...........................................................................................5
6.6.2 应用指南...........................................................................................5
7. 电气特性...................................................................................................................6
7.1 极限参数.......................................................................................................6
7.2 推荐的应用条件...........................................................................
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2021-07-07
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