M0564LE4AE Datasheet, PDF (60/161 Pages) List of Unclassifed Manufacturers – 32-BIT MICROCONTROLLER

M0564
There are a total of 9 reset sources in the NuMicro^® family. In general, CPU reset is used to reset
Cortex^® -M0 only; the other reset sources will reset Cortex^® -M0 and all peripherals. However,
there are small differences between each reset source and they are listed in Table 6.2-1.
Reset Sources
Register
POR
NRESET WDT
LVR
BOD
Lockup CHIP
MCU
CPU
SYS_RSTSTS
0x01
Bit 1 = 1 Bit 2 = 1 Bit 3 = 1 Bit 4 = 1 Bit 8 = 1 Bit 0 = 1 Bit 5 = 1 Bit 7 =
1
CHIPRST
0x0
-
(SYS_IPRST0[0])
-
-
-
-
-
-
-
BODEN
(SYS_BODCTL[0])
BODVL
(SYS_BODCTL[2:1])
Reload Reload Reload Reload -
from
from
from
from
CONFIG0 CONFIG0 CONFIG0 CONFIG0
Reload Reload Reload -
from
from
from
CONFIG0 CONFIG0 CONFIG0
BODRSTEN
(SYS_BODCTL[3])
HXTEN
(CLK_PWRCTL[0])
Reload Reload Reload Reload Reload Reload Reload Reload
from
from
from
from
from
from
from
from
CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0
LXTEN
0x0
-
(CLK_PWRCTL[1])
-
-
-
-
-
-
-
WDTCKEN
0x1
-
(CLK_APBCLK0[0])
0x1
-
-
-
0x1
-
-
HCLKSEL
Reload Reload Reload Reload Reload Reload Reload Reload -
(CLK_CLKSEL0[2:0])
from
from
from
from
from
from
from
CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0
from
CONFIG0
WDTSEL
0x3
0x3
-
-
-
-
-
(CLK_CLKSEL1[1:0])
-
-
HXTSTB
0x0
-
(CLK_STATUS[0])
-
-
-
-
-
-
-
LXTSTB
0x0
-
(CLK_STATUS[1])
-
-
-
-
-
-
-
PLLSTB
0x0
-
(CLK_STATUS[2])
-
-
-
-
-
-
-
HIRCSTB
0x0
-
(CLK_STATUS[4])
-
-
-
-
-
-
-
CLKSFAIL
0x0
0x0
-
-
-
-
-
(CLK_STATUS[7])
-
-
RSTEN
Reload Reload Reload Reload Reload -
Reload -
-
(WDT_CTL[1])
from
from
from
from
from
CONFIG0 CONFIG0 CONFIG0 CONFIG0 CONFIG0
from
CONFIG0
WDTEN
(WDT_CTL[7])
WDT_CTL
0x0700 0x0700 0x0700 0x0700 0x0700 -
0x0700 -
-
except bit 1 and bit 7.
May 05, 2017
Page 60 of 161
Rev 1.00