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we have the flash driver "SPC58XEC-FLASH" downloaded from the link: https://www.st.com/en/embedded-software/spc58xec-flash.html, the version is 0.2.1.we have used it to program the device SPC58NH92C3 successfully, now we have a new device SPC58NN84E...
I need to program the chip use JTAG or SWD, But  now i could just read the jtag id. i could not access the flash. so is there special document for how to access the flash using JTAG or SWD interface.
 I have the memory map on page 76 of this manual,https://www.st.com/resource/en/reference_manual/dm00400546-spc584bx-32bit-mcu-family-built-on-the-power-architecture-for-automotive-body-electronics-applications-stmicroelectronics.pdfbut it is for 2M ...