背景：有一个外部输入脉冲触发单片机P1中断，在中断中计数，如果这个时候程序中药擦除flash，则会影响外部中断。能不能在擦除过程中依旧响应中断，所有中断
芯片：MSP430F449
硬件环境：自己做的PCB
软件环境：IAR for MSP430 5.5.2
我需要在擦除flash的时候中断开启，449手册中提到有两种擦除方式，一种是RAM中擦除，一种是从Flash中擦除！
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