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MSP430FR5730问题

Other Parts Discussed in Thread: MSP430FR5730

我将MSP430FR5730芯片焊在板子上后,测得VCORE引脚为0V,不能烧写程序。

MSP430FR5730芯片是购买的新芯片未烧写程序,周围元件只焊接了复位电路元件和与VCORE相连的470nF电容,VCC供电电压3.5V。

VCORE引脚电压为0V,未达到datasheet中的1.5V,是否说明我的焊接有问题,还是有可能被烧坏?