====== LIMIT SWITCH ====== ===== Module ID: B002 ===== {{::b002_overview.png?400|}}\\ ===== Introduction ===== 碰撞模块可以用来检测物体碰撞,上面有一个十字轴槽孔,可以插入十字轴并扩展其它积木。不过值得注意的是,碰撞开关在默认状态下输出的是高电平,而撞击会变成低电平。\\ ===== Feature ===== 静止状态,模块输出“1”;\\ 触发碰撞,模块输出“0”。\\ ===== Symbol ===== {{::b002_icon.png?200|}} ===== Application ===== 可以制作一个碰撞检测装置\\ * [[:B0114cn|B0114 地震报警器]]\\ ===== Specification ===== Supply Voltage: 5V\\ Connection: RJ09 4P4C接口\\ Dimensions: 24x24x26.8 mm3 \\ ===== Version History ===== {{::b002_interface.png?200|}}\\ 接口说明:\\ V: 5V电源;G:0V电源;D:数字量接口;A:模拟量接口;X:悬空接口 ===== Version History ===== 202101:碰撞开关V01\\ 202102:碰撞开关内部增加缓冲弹簧\\