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TMS320F28027FPTT替代TMS320F28027PTT,是否需要修改程序?

我这边查看了手册,TMS320F28027FPTT在TMS320F28027PTT全部功能上增加了InstaSPIN-FOC Technology ,Rom里面集成了一些函数库,

管脚是可以替代的,现在对程序是否需要重新写?原来TMS320F28027PTT的程序直接烧录到TMS320F28027FPTT是否可以使用?有疑问,能帮忙确定下吗?谢谢!