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TMDSRM48HDK: RTI定时周期:无法实现200ms以下周期定时

Part Number: TMDSRM48HDK
Other Parts Discussed in Thread: HALCOGEN

您好,我用的HERCULES开发板,cpu型号 RM48L952ZWT,应用中需要用rti实现周期为5ms定时,但实际使用中200ms以上周期配置没问题,配置成200ms以下的值自动都变成了周期为200ms。是RTI定时精度问题还是配置的问题,麻烦帮我解答一下,谢谢。HAL中的配置如下面所示