Cypress FM4 Series - CSV Status Register (CSV_STR)

CHAPTER 3: Clock Supervisor
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 153
6.2 CSV status register (CSV_STR)
The CSV_STR register indicates the status of CSV function.
Register configuration
bit
7
6
5
4
3
2
1
0
Field
Reserved
SCMF
MCMF
Attribute
-
R
R
Initial value
-
0
0
Register functions
[bit7:2] Reserved: Reserved bits
"0b000000" is read from these bits.
Set these bits to "0b000000" when writing.
[bit1] SCMF : Sub clock failure detection flag
bit
Description
When written
No effect
When 0 is read
No sub clock failure has been detected. [Initial value]
When 1 is read
A sub clock failure has been detected.
[bit0] MCMF : Main clock failure detection flag
bit
Description
When written
No effect
When 0 is read
No main clock failure has been detected. [Initial value]
When 1 is read
A main clock failure has been detected.
Note:
− This register is cleared when being read.