REL 1.2
Page 31 of 82
i.MX6 Qseven PMIC SOM Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
Pin
No.
Qseven Edge
Connector
Pin Name
Signal Name
i.MX6 Ball
Name/
Pin Number
Signal Type/
Termination
Description
61
HDA_RST#/
I2S_RST#
GPIO1_11_HDA
_RST(SD2_CMD)
SD2_CMD/
F19
O, 3.3V CMOS
Audio codec reset.
Note:
SD2_CMD
signal
is
connected to this pin as GPIO for
implementing Audio codec reset.
62
SMB_DAT/
GP1_I2C_DA
T
I2C2_SDA(KEY_
ROW3)
KEY_ROW3/
T7
IO, 3.3V OD/
4.7K PU
I2C2 data.
Note: Same signal is also
connected
to
Qseven
edge
connector 150
th
pin.
63
HDA_BITCLK/
I2S_CLK
AUD4_TXC(SD2
_DAT3)
SD2_DAT3/
B22
O, 3.3V CMOS
Audio transmit clock.
64
SMB_ALERT# GPIO1_10_SMB
_ALERT(SD2_CL
K)
SD2_CLK/
C21
IO, 3.3V CMOS
System Management Bus alert
input.
Note: SD2_CLK is connected to
this pin as GPIO for implementing
SMB
alert
functionality
if
required.
65
HDA_SDI/
I2S_SDI
AUD4_TXD(SD2
_DAT2)
SD2_DAT2/
A23
I, 3.3V CMOS
Audio receive data.
Note: Make sure to enable
AUDMUX_PDCR4 register’s 12th
bit (TXRXEN) in i.MX6 to make
this pin as receive.
66
GP0_I2C_CLK I2C1_SCL(EIM_D
21)
EIM_D21/
H20
O, 3.3V OD/
4.7K PU
I2C1 clock.
Note: Same signal is also
connected
to
Qseven
edge
connector 127
th
& 128
th
pins.
67
HDA_SDO/
I2S_SDO
AUD4_RXD(SD2
_DAT0)
SD2_DAT0/
A22
O, 3.3V CMOS
Audio Transmit data.
Note: Make sure to enable
AUDMUX_PDCR4 register’s 12th
bit (TXRXEN) in i.MX6 to make
this pin as transmit.
68
GP0_I2C_DA
T
I2C1_SDA(EIM_
D28)
EIM_D28/
G23
IO, 3.3V OD /
4.7K PU
I2C1 data.
Note: Same signal is also
connected
to
Qseven
edge
connector 125
th
& 126
th
pins.
69
THRM#
NC
NA
-
NC.
70
WDTRIG#
GPIO6_8_WDTR
IG(NANDF_ALE)
NANDF_ALE/
A16
I, 3.3V CMOS
Watchdog trigger.
Note: NANDF_ALE is connected to
this pin as GPIO for implementing
Watchdog trigger if required
.
71
THRMTRIP#
NC
NA
-
NC.