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关于dsp芯片选型的问题,现在我用的是TMS320F28335PGFA芯片,现在由于代码比较大,flash和ram都不够用了,想选一款芯片,不用修改代码,和原来芯片兼容的一款dsp芯片,大家有推荐的吗?
On the issue of the DSP chip selection, now I am using TMS320F28335PGFA chips, now because the code is bigger, flash and ram are not enough, want to choose a new chip, need not modify the code, and the original chips compatible with a DSP chip, you have recommend?
您好
根据您的描述筛选出以上IC,指令应该不用做太大更改,但是寄存器的地址等地址需要做针对性的对应。请您根据官方对应的datasheet和TRM做对应修改满足您的需求。
这几款是不是TMS320F28377S更合适一些?有朋友也给我推荐了TMS320F28379S,这款您的推荐列表里面没有,TMS320F28379S是否也可以呢?您能否帮我选一个最优解呢?
Are these TMS320F28377S more suitable? A friend also recommended TMS320F28379S to me. This one is not in your recommendation list. Is TMS320F28379S also acceptable? Could you help me choose an optimal solution?
您好
不建议您直接PIN TO PIN替代,因为根据参数和功能看TMS320F28377S更优有更多的管脚选择,请您根据您实际项目需求来做针对性的更改来匹配。
您好
不一定能直接替代。不单单要管脚数量一样,您还要保证管脚定义一样,以及您电路给与相关管脚的上拉等设计满足新的IC要求。关于是否要重新设计的问题,需要根据您的项目实际情况针对性得做相关匹配的更改。