A x e l H a r d w a r e M a n u a l
v . 1 . 0 . 4
5.2
Reset scheme and control signals
The following picture shows the simplified block diagram of
reset scheme and voltage monitoring.
The available reset signals are described in detail in the
following sections.
5.2.1
CPU_PORn
The following sources can assert this active-low signal:
April, 2015
30/78
i.MX6
CPU
POR
CPU_PMIC_ON_REQ
PMIC_ON_REQ
PMIC_STB_REQ
INTB
SDWNB
STANDBY
PWRON
RESETBMCU
PMIC
PF0100 E0
VOLTAGE
MONITOR
WDT
PMIC_PWRON
CPU_PORn
CPU_PMIC_STBY_REQ
PMIC_SDWNB
PMIC_INTB
WD_SET2
WD_SET1
WD_SET0
+3.3V
10K
10K
10K
150
K
1K
10K
68K
PMIC_VSNVS
PMIC_VSNVS
PMIC_VSNVS
SPI
NOR
FLASH
BOOT_MODE1
BOOT_MODE0
10K
PMIC_VSNVS
10K
BOOT_MODE1
BOOT_MODE0
CPU
Module
Connectors
MRSTn