S&T 44011-0208-13-2, User Manual

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pITX-iMX8M – User Guide Rev. 1.4
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Signal/Function M.2 Signal Pin Pin M.2 Signal Signal/Function
NC DEVSLP (O) 38 37 PETp1/USB3.0-Tx+/
SSIC-TxP USB3_
I2C2_SCL_1V8 GPIO_0 (I/O)(0/1.8V) 40 39 GND GND
I2C2_SDA_1V8 GPIO_1 (I/O)(0/1.8V) 42 41 PERn0/SATA-B+ PCIE
NC GPIO_2 (I/O)(0/1.8V) 44 43 PERp0/SATA-B- PCIE_M2_RX_-
NC GPIO_3 (I/O)(0/1.8V) 46 45 GND GND
NC GPIO_4 (I/O)(0/1.8V) 48 47 PETn0/SATA-A- PCIE_M2_TX_-
M2_PERST# IMX8M
GPIO1_IO09 PERST# (O) (0/3.3V) 50 49 PETp0/SATA-A+ PCIE
CLK_M2_CLKREQ#
Pulled up to
V_3V3_S0
9FGL0441.OE# CLKREQ# (I/O)
(0/3.3V) 52 51 GND GND
PCIE_WAKE# Pulled
up to V_3V3_S0
IMX8M GPIO1_IO08 PEWAKE# (I/O)
(0/3.3V) 54 53 REFCLKn CLK_100M_PCIE1_
M2_-
9FGL0441.OUT-
NC N/C 56 55 REFCLKp CLK_100M_PCIE1_
M2_+
9FGL0441.OUT2+
NC N/C 58 57 GND GND
NC COEX3 (I/O) (0/1.8V) 60 59 ANTCTL0 (I)
(0/1.8V) NC
NC COEX2 (I/O) (0/1.8V) 62 61 ANTCTL1 (I) (0/1.8V) NC
NC COEX1 (I/O) (0/1.8V) 64 63 ANTCTL2 (I) (0/1.8V) NC
SIM_DETECT Pull-
down to GND
Optional Pull-up is
not assembled SIM DETECT (O) 66 65 ANTCTL3 (I) (0/1.8V) NC
NC SUSCLK (32kHz) (O)
(0/3.3V) 68 67 RESET# (O) (0/1.8V) M2_PCIE_RESET#
Pull-up to +3.3V S0
V_3V3_M2, +3.3V S0
filtered 3.3V 70 69 CONFIG_1 M2_CONFIG_1,
Pull-up to +3.3V S0
V_3V3_M2, +3.3V S0
filtered 3.3V 72 71 GND GND
V_3V3_M2, +3.3V S0
filtered 3.3V 74 73 GND GND
75 CONFIG_2 M2_CONFIG_2,
Pull-up to +3.3V S0