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linker.cmd的msmcsram默认的大小是1M，改成4M后程序就运行不了，程序占用大概2M左右。我有两个问题，能不能修改？修改的话要改哪里？
你具体用的是什么芯片，要看片子最大支持的MSMC RAM是否达到4M，如果有4M是可以在cmd中修改。你具体是怎么修改的，报的什么错误。
