Renesas RL78/G1P Hardware User Manual page 669

RL78/G1P
Check start
Yes
Note
RPERF = 1
No
RAM check
No
Parity error has
occurred
Yes
Generation of
internal reset
Note See CHAPTER 17 RESET FUNCTION for details on how to confirm internal resets due to RAM parity errors.
R01UH0895EJ0100 Rev.1.00
Nov 29, 2019
Figure 20-8. RAM Parity Error Check Flow
Normal operation
Disable parity error resets
RPERDIS = 1
Read RAM
RAM check
Yes
RPEF = 1
No
Enable parity error
RPERDIS = 0
resets
CHAPTER 20 SAFETY FUNCTIONS
Confirm that a parity error
has occurred.
RAM failure
processing
650