PXD10RM Datasheet, PDF (1100/1332 Pages) Freescale Semiconductor, Inc – PXD10 Microcontroller

Table 32-3. Functional Event Status Register (RGM_FES) Field Descriptions (continued)
Field
F_CORE
F_JTAG
Description
Flag for core reset
0 No core reset event has occurred since either the last clear or the last destructive reset assertion
1 A core reset event has occurred
Flag for JTAG initiated reset
0 No JTAG initiated reset event has occurred since either the last clear or the last destructive reset assertion
1 A JTAG initiated reset event has occurred
32.3.1.2 Destructive Event Status Register (RGM_DES)
Address 0xC3FE_4002
Access: Supervisor read/write
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R
W w1c
POR 1
0
w1c w1c w1c w1c
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Figure 32-3. Destructive Event Status Register (RGM_DES)
This register contains the status of the last asserted destructive reset sources. It can be accessed in
read/write on either supervisor mode or test mode. Register bits are cleared on write ‘1’.
Table 32-4. Destructive Event Status Register (RGM_DES) Field Descriptions
Field
Description
F_POR
Flag for Power-On reset
0 No power-on event has occurred since the last clear (due to either a software clear or a low-voltage detection)
1 A power-on event has occurred
F_LVD27
Flag for 2.7V low-voltage detected
0 No 2.7V low-voltage detected event has occurred since either the last clear or the last power-on reset
assertion
1 A 2.7V low-voltage detected event has occurred
F_SWT
Flag for software watchdog timer
0 No software watchdog timer event has occurred since either the last clear or the last power-on reset assertion
1 A software watchdog timer event has occurred
F_LVD12_P
D1
Flag for 1.2V low-voltage detected (power domain #1)
0 No 1.2V low-voltage detected (power domain #1) event has occurred since either the last clear or the last
power-on reset assertion
1 A 1.2V low-voltage detected (power domain #1) event has occurred
F_LVD12_P
D0
Flag for 1.2V low-voltage detected (power domain #0)
0 No 1.2V low-voltage detected (power domain #0) event has occurred since either the last clear or the last
power-on reset assertion
1 A 1.2V low-voltage detected (power domain #0) event has occurred
32-8
PXD10 Microcontroller Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
Freescale Semiconductor