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TMS320C6678: 为什么官方EVM上用UCD9222提供两路可变电源?

Part Number: TMS320C6678
Other Parts Discussed in Thread: UCD9222, LM10010

一路给Reflex功能的核心电源供电,可以理解,另外一路受FPGA控制,标号却是1.0V电压。这个电源应该是固定电源,为什么按可变设计呢?

另外还有一种方式是LM10010芯片做控制,与ucd9222这种方式哪个好?性能好?

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