PXD10RM Datasheet, PDF (1099/1332 Pages) Freescale Semiconductor, Inc – PXD10 Microcontroller

32.3.1.1 Functional Event Status Register (RGM_FES)
Address 0xC3FE_4000
Access: Supervisor read/write
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
W w1c
POR 0
0
w1c w1c w1c w1c w1c w1c w1c w1c w1c
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Figure 32-2. Functional Event Status Register (RGM_FES)
This register contains the status of the last asserted functional reset sources. It can be accessed in read/write
on either supervisor mode or test mode. Register bits are cleared on write ‘1’.
Table 32-3. Functional Event Status Register (RGM_FES) Field Descriptions
Field
Description
F_EXR
Flag for External Reset
0 No external reset event has occurred since either the last clear or the last destructive reset assertion
1 An external reset event has occurred
F_FLASH
Flag for code or data flash fatal error
0 No code or data flash fatal error event has occurred since either the last clear or the last destructive reset
assertion
1 A code or data flash fatal error event has occurred
F_LVD45
Flag for 4.5V low-voltage detected
0 No 4.5V low-voltage detected event has occurred since either the last clear or the last destructive reset
assertion
1 A 4.5V low-voltage detected event has occurred
F_CMU0_FH Flag for CMU0 clock frequency higher/lower than reference
L
0 No CMU0 clock frequency higher/lower than reference event has occurred since either the last clear or the
last destructive reset assertion
1 A CMU0 clock frequency higher/lower than reference event has occurred
F_CMU0_OL Flag for FXOSC frequency lower than reference
R
0 No FXOSC frequency lower than reference event has occurred since either the last clear or the last
destructive reset assertion
1 A FXOSC frequency lower than reference event has occurred
F_FMPLL0 Flag for FMPLL0 fail
0 No FMPLL0 fail event has occurred since either the last clear or the last destructive reset assertion
1 A FMPLL0 fail event has occurred
F_CHKSTOP Flag for checkstop reset
0 No checkstop reset event has occurred since either the last clear or the last destructive reset assertion
1 A checkstop reset event has occurred
F_SOFT
Flag for software reset
0 No software reset event has occurred since either the last clear or the last destructive reset assertion
1 A software reset event has occurred
Freescale Semiconductor
PXD10 Microcontroller Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
32-7