Serial Programmer Operation In Boot Mode (Sci Interface) - Renesas RX100 Series User Manual

RX13T Group

31.11 Serial Programmer Operation in Boot Mode (SCI Interface)

The following describes the procedure for the serial programmer to program/erase the user area and data area in boot
mode (SCI Interface).
1. Automatically adjust the bit rate
2. Receive the MCU information *
3. Select the device and change the bit rate
4. Enter the program/erase host command wait state
5. Unlock boot mode ID code protection
6. Erase the user area and data area *
7. Program the user area and data area *
8. Check data in the user area *
9. Check data in the data area *
10. Set the access window in the user area
11. Reset the MCU
Note 1. If the necessary information has been already received, step 2 can be skipped.
Note 2. Processing steps from 6 to 10 can be proceeded as necessary, and their order can be changed.
Note 3. When a timeout occurs or invalid response data is received, stop the operation and perform step 11 (reset the
MCU).
Refer to section 31.10.5, Inquiry Commands , section 31.10.6, Setting Commands , section 31.10.7, ID Code
Authentication Command , section 31.10.8, Program/Erase Commands , and section 31.10.9, Read-Check
Commands for details on the commands used in the above steps 2 to 10.
R01UH0822EJ0100 Rev.1.00
Jul 31, 2019
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31. Flash Memory (FLASH)
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