Will historical data be lost when MCU exits stanby mode? Wake up = reset? Does the S32K3 have dedicated storage space for Standby Mode data?
1.Not all data will lost after exit-standby mode, STANDBY RAM content retention during Standby mode.
2. you can take a look at the S32K3XXRM-rev5 ,The chapter :40.2 Power-up sequence.
in the picture above, you can see the difference between Wake-up Process and Reset Process.
3.some helpful application note and demos for you reference.