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KIT33972AEWEVBE
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Evaluation Kit - MC33972, Multiple Switch Detection Interface with Suppressed Wake-Up.
- KIT33972AEWEVBE硬件
- 快速参考指南
该评估套件采用MC33972A多开关检测接口,该接口具有抑制唤醒功能,旨在检测多达22个开关触点的关闭和开启。开关状态(开启或关闭)会通过一个串行外设接口(SPI)传输至微处理器(MCU)。该器件还具备一个22对1模拟复用器,可将输入读取为模拟值。模拟输入信号经过缓冲,并且在AMUX输出引脚上提供以供MCU读取。33972器件具有两种运行模式:正常和睡眠。正常模式允许对器件进行编程,在监测开关状态变化时,为开关触点提供上拉或下拉电流。睡眠模式提供低静态电流,使33972成为面向需要低睡眠状态电流的汽车和工业控制产品的理想之选。
该评估套件可与KITUSBSPIDGLEVME配合使用。
Evaluation Kit - MC33972, Multiple Switch Detection Interface with Suppressed Wake-Up.
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快速参考恩智浦 文档类别.
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