在对mcu代码进行测试的过程中,使用插桩技术,并加入了printf()后,原有代码采用IEC60730软件包计算Flash CRC校验和的结构体显示校验和全为0。去掉printf(),能够正常得到校验和。该校验和是由PSA模块计算出来的,难道printf()影响到了硬件?求解答(使用的mcu型号是28335)
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