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MSP430FW42X单片机是TI专门针对电子式流量与旋转运动检测而开发的具有无磁传感模块的专用MCU芯片，它将超低功耗16一bit RICS核心、旋转扫描接口和96段LCD驱动模块集为一体，具有掉电保护功能与电源电压监控器、多通道脉宽调制计时器和可实现模数转换的通用模拟比较器。
The MSP430FW42X microcontroller is a dedicated MCU chip developed by TI for electronic flow and rotational motion detection with a magnetless sensor module that combines an ultra-low power 16-bit RICS core, a rotary scanning interface, and a 96-segment LCD driver module into One, with power-down protection and supply voltage monitor, multi-channel pulse width modulation timer and can achieve analog-to-digital conversion comparator.