参考下工程师的回复：
A BOR would clear all of the RTC data. I would start with our code example to make sure everything is working properly, then do a delta of your solution to the code example to see what's going on.
Also, make sure you are handling the LOCKBAK…
您好，In the example code RX_data is an unsigned char type, so you may need to add some additional conversions to get the data into a float type. The example code for this function also returns as an unsigned short, not a float.
See below, taken from Section…
Hello,
There are no current plans to add F28004x support to the UMCL, but if this request becomes prevalent then it will be added to the future roadmap. I will discuss this internally with the team.
S Chen 说： Also, if there is a recommended migration guide…
