试验MSP432的低功耗模式，按芯片手册：
Ultra-Low-Power Operating Modes
– Active: 80 μA/MHz
– Low-Frequency Active: 83 μA at 128 kHz
(Typical)
– LPM3 (With RTC): 660 nA (Typical)
– LPM3.5 (With RTC): 630 nA (Typical)
– LPM4: 500 nA (Typical)
– LPM4.5: 25 nA (Typical)
可是我在所有的低功耗模式下都不能复现，功耗都在2mA左右，各位大神有做过这方面的测试吗？
