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TM4C123与TM4C129在使用中断时有什么不同?是否中断向量表也不同?

Other Parts Discussed in Thread: TM4C123GH6PM, TM4C129ENCPDT

我之前一直用的TM4C129ENCPDT芯片,但是最近使用TM4C123GH6PM,使用同样的驱动库和启动代码,再使用UART0(PA0,PA1)时,发现UART0中断,在129上能运行,但是在123上就出错。请问是中断向量不同吗?两类芯片的启动代码是否有不同?