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TMS320F28335: 关于flash引导的问题。XA12/13/14连接了外部SRAM,没有上拉电阻选择,如何确保上电能够正确进入FLASH引导

Part Number: TMS320F28335


TMS320F28335的地址总线XA12/13/14连接了外部SRAM,没有上拉电阻选择,如何确保上电能够正确进入FLASH引导。

PCB已经调试过了,确实每次可以正常引导,就是想弄清楚是什么技术文件或者文档里有说明这样做是可以的,没有风险的??