Datasheet

RL78/L12 CHAPTER 23 SAFETY FUNCTIONS
R01UH0330EJ0200 Rev.2.00 784
Dec 13, 2013
Figure 23-8. Flowchart of RAM Parity Check
No
No
No
Yes
Yes
Yes
Start of check
Normal
operation
Internal error
generated
RPERF = 1
Note
Check RAM.
Parity error
generated?
RAM failure
processing
Disable parity error reset.
Read RAM.
Parity erro
r
generation
checked
Enable parity
error reset.
RPERDIS = 1
Check RAM.
RPEF = 1
RPERDIS = 0
Note To check internal reset status using a RAM parity error, see CHAPTER 20 RESET FUNCTION.
<R>