LEC-
iMX6R2 User’s Guide
SGET SMARC Rev 2.1
Page 47
copyright © 2021 ADLINK Technology Inc.
Name
Pin
#
Description
I/O
Type
I/O
Level
Power
Domain
PU / PD
Comments
RESET_OUT#
P126 General purpose reset output to Carrier board.
O
CMOS
1.8V
Runtime
RESET_IN#
P127 Reset input from Carrier Board. Carrier drives
low to force a Module reset, floats the line
otherwise. This signal
Shall
be level triggered
during bootup to allow to stop booting of the
module. After bootup it
May
act as an edge
triggered signal.
I OD
CMOS
1.8 to 5V
Standby
PU 10k
Driven by OD on Carrier.
I2C_PM_DAT
P122 Power management I2C bus DATA
I/O
OD
CMOS
1.8V
Runtime
PU 2k2
On x86 systems these serve as SMB
DATA.
Pulled up on module.
I2C_PM_CK
P121 Power management I2C bus CLK
O OD
CMOS
1.8V
Runtime
PU 2k2
On x86 systems these serve as SMB CLK.
Pulled up on module.
SMB_ALERT_1V8#
P1
SMBus Alert# (interrupt) signal
I OD
CMOS
1.8V
Runtime
PU 2k2
only used on x86 design
4.4.6
DB30 Multipurpose Connector
➢
FPC Connector type :
HIROSE,FH12-30S-0.5SH(55)
DB30 connector brings out the following type of signals
SPI0 bus
JTAG to SOC
Boot Select strap pins
BMC programming interface
Serial port
