Advantech RSB-3720, User Manual

Page: 31 / 75

RSB-3720 User Manual 20
Figure 2.14 LVDS (LVDS CONN.)
2.4.2.13 M2 (M.2 Key E CONN.)
RSB-3720 supports 1 x M.2 Key E CONN. for extension. It has the following inter -
faces: USB/PCIe/SDIO/UART/I2S.
Pin Pin Name Pin Pin Name
1 GND 2 +3.3V
3 U 4 +3.3V
5 USB_M2_0- 6 -
7 GND 8 SAI2_TXC
9 SD1_CLK 10 SAI2_TXFS
11 SD1_CMD 12 SAI2_RXD0
13 SD1_DATA0 14 SAI2_TXD0
15 SD1_DATA1 16 -
17 SD1_DATA2 18 GND
19 SD1_DATA3 20 UART1_WAKE#_3V3
21 SD1_WAKE# 22 UART1_RXD
23 SD1_RESET# - -
Key
33 GND 32 UART1_TXD
35 34 UART1_CTS#
37 PCIE_TX- 36 UART1_RTS#
39 GND 38 -
41 40 -
43 PCIE_RX- 42 -
45 GND 44 -
47 PCIE_REF_ 46 -
49 PCIE_REF_CLK_OUT- 48 -
51 GND 50 M2_SYSCLK_3V3
53 PCIE_CLKREQ# 52 M2_RESET#_3V3
55 +3.3V 54 M2_W_DIS2#_3V3
57 GND 56 M2_W_DIS1#_3V3
59 - 58 I2C1_SDA