Revisions and Notes
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B2B Connector’s Signal Description
J13
J13 | J9 | |||
PIN | SOM | Carrier | ||
2 | PCIE_CTRL_CLKREQ_B (GPIO4_IO01, GPIO07_IO01) | 3V3 | EXT. (J21-48) | |
4 | PCIE_CTRL_WAKE_B (GPIO4_IO02, GPIO07_IO02) | 3V3 | EXT. (J21-50) | |
6 | GND | GND | ||
8 | PCIE_CTRL_PERST_B (GPIO4_IO00, GPIO07_IO00) | 3V3 | EXT. (J21-52) | |
10 | SPI3_CS1 | 1V8 | NC | |
12 | SPI3_SCK (GPIO0_IO13) | 1V8 | BT_REG_ON (WI-FI Module) | 1V8 |
14 | SPI3_SDO (GPIO0_IO14) | 1V8 | RF_PWR (Cellular Power) | 1V8 |
16 | SPI3_SDI (GPIO0_IO15) | 1V8 | WL_REG_ON (WI-FI Module) | |
18 | NC | NC | ||
20 | (GPIO2_IO08_IN, GPIO6_IO022_IN) | 3V3 | DEV_CFG_N (SJA1110AEL) | 3V3 |
22 | NC | 1V8 | NC | |
24 | M40_UART0_TX (GPIO1_IO11, M40_GPIO0_IO03) | 1V8 | RESET_N (LTE-EG25) | 1V8 |
26 | M40_UART0_RX (GPIO1_IO12, M40_GPIO0_IO02) | 1V8 | PWRKEY (LTE-EG25) | 1V8 |
28 | BB_USDHC2_CLK (GPIO4_IO29) | 1V8 | BB_USDHC2_CLK (WI-FI Module) | 1V8 |
30 | BB_USDHC2_DAT3 (GPIO5_IO02) | 1V8 | BB_USDHC2_DAT3 (WI-FI Module) | 1V8 |
32 | BB_USDHC2_DAT2 (GPIO5_IO01) | 1V8 | BB_USDHC2_DAT2 (WI-FI Module) | 1V8 |
34 | BB_USDHC2_DAT1 (GPIO5_IO00) | 1V8 | BB_USDHC2_DAT1 (WI-FI Module) | 1V8 |
36 | BB_USDHC2_DAT0 (GPIO4_IO31) | 1V8 | BB_USDHC2_DAT0 (WI-FI Module) | 1V8 |
38 | BB_USDHC2_CMD (GPIO4_IO30) | 1V8 | BB_USDHC2_CMD (WI-FI Module) | 1V8 |
40 | NC | NC | ||
42 | GND | 3V3(PU) | ||
44 | ENET_PHY_MDIO (GPIO5_IO10, GPIO07_IO16) | 3V3(PU) | ENET_PHY_MDIO (SJA1110AEL) | 3V3 |
46 | ENET_PHY_MDC (GPIO5_IO11, GPIO07_IO17) | 3V3 | ENET_PHY_MDC (SJA1110AEL) | 3V3 |
48 | GND | GND | ||
50 | NC | NC | ||
52 | TERMINAL_UART0_TX | 3V3 | TERMINAL_UART0_TX | 3V3 |
54 | TERMINAL_UART0_RX | 3V3 | TERMINAL_UART0_RX | 3V3 |
56 | NC | NC | ||
58 | GND | GND | ||
60 | SCU_UART0_TX (SCU_GPIO0_IO01) | 1V8 | NC | |
62 | SCU_UART0_RX (SCU_GPIO0_IO00, GPIO2_IO03) | 1V8 | NC | |
64 | GND | GND | ||
66 | MCLK_IN0 (GPIO0_IO19) | 1V8 | PTP_CLK (SJA1110AEL) | |
68 | MCLK_IN1 | 1V8 | NC | |
70 | GND | GND | ||
72 | UART1_RX (GPIO0_IO22) | 1V8 | UART1_RX (WI-FI Module) (J21-40) | 1V8 |
74 | UART1_TX (GPIO0_IO21) | 1V8 | UART1_TX (WI-FI Module) (J21-42) | 1V8 |
76 | GND | GND | ||
78 | UART1_CTS_B (GPIO0_IO24) | 1V8 | UART1_CTS_B (WI-FI Module) (J21-46) | 1V8 |
80 | UART1_RTS_B | 1V8 | UART1_RTS_B (WI-FI Module) (J21-44) | 1V8 |
J14
J14 | J16 | |||
PIN | SOM | Carrier | ||
2 | GND | GND | ||
4 | NC | NC | ||
6 | NC | NC | ||
8 | GND | GND | ||
10 | USB_OTG1_PWR (GPIO4_IO03, GPIO07_IO03) | 3V3 | SW_RSTn (SJA1110AEL) | 3V3 |
12 | USB_OTG2_PWR (GPIO4_IO04, GPIO07_IO04) | 3V3 | SW_CORE_RSTn (SJA1110AEL) | 3V3 |
14 | GND | GND | ||
16 | USB_OTG1_DP | USB_OTG1_DP (J26-6) | ||
18 | USB_OTG1_DN | USB_OTG1_DN (J26-5) | ||
20 | GND | GND | ||
22 | USB_OTG2_DP | USB_OTG2_DP (LTE-EG25) | ||
24 | USB_OTG2_DN | USB_OTG2_DN (LTE-EG25) | ||
26 | GND | GND | ||
28 | USB_OTG2_OC (GPIO4_IO06, GPIO07_IO06) | 3V3 | INT_N (SJA1110AEL) | 3V3 |
30 | USB_OTG1_OC (GPIO4_IO05, GPIO07_IO05) | 3V3 | SW_PE (SJA1110AEL's Power Enable) | 3V3 |
32 | SPI0_CS0 (GPIO1_IO08,M40_GPIO00_IO03) | 3V3 | SPI0_CS0 (SJA1110AEL) | 3V3 |
34 | SPI0_CS1 (GPIO1_IO07) | 3V3 | SPI0_CS1 (SJA1110AEL) | 3V3 |
36 | GND | GND | ||
38 | ENET1_RGMII_TXC (GPIO0_IO00) | 3V3 | ENET1_RGMII_TXC (SJA1110AEL) | 3V3 |
40 | ENET1_RGMII_TX_CTL (GPIO0_IO02) | 3V3 | ENET1_RGMII_TX_CTL (SJA1110AEL) | 3V3 |
42 | ENET1_RGMII_TXD0 (GPIO0_IO08, GPIO06_IO02) | 3V3 | ENET1_RGMII_TXD0 (SJA1110AEL) | 3V3 |
44 | ENET1_RGMII_TXD1 (GPIO0_IO09, GPIO06_IO03) | 3V3 | ENET1_RGMII_TXD1 (SJA1110AEL) | 3V3 |
46 | ENET1_RGMII_TXD2 (GPIO0_IO01) | 3V3 | ENET1_RGMII_TXD2 (SJA1110AEL) | 3V3 |
48 | ENET1_RGMII_TXD3 (GPIO0_IO03) | 3V3 | ENET1_RGMII_TXD3 (SJA1110AEL) | 3V3 |
50 | NC | NC | ||
52 | OTG2_VBUS | 5V | USB_5V | 5V |
54 | NC | NC | ||
56 | V_BCKP | 3V3 | NC | 3V3 |
58 | ENET1_RGMII_RXC (GPIO0_IO04) | 3V3 | ENET1_RGMII_RXC (SJA1110AEL) | 3V3 |
60 | ENET1_RGMII_RX_CTL (GPIO0_IO11, GPIO06_IO05) | 3V3 | ENET1_RGMII_RX_CTL (SJA1110AEL) | 3V3 |
62 | ENET1_RGMII_RXD0 (GPIO0_IO10, GPIO06_IO04) | 3V3 | ENET1_RGMII_RXD0 (SJA1110AEL) | 3V3 |
64 | ENET1_RGMII_RXD1 (GPIO0_IO07, GPIO06_IO01) | 3V3 | ENET1_RGMII_RXD1 (SJA1110AEL) | 3V3 |
66 | ENET1_RGMII_RXD2 (GPIO0_IO06, GPIO06_IO00) | 3V3 | ENET1_RGMII_RXD2 (SJA1110AEL) | 3V3 |
68 | ENET1_RGMII_RXD3 (GPIO0_IO05) | 3V3 | ENET1_RGMII_RXD3 (SJA1110AEL) | 3V3 |
70 | GND | GND | ||
72 | GND | GND | ||
74 | GND | GND | ||
76 | GND | GND | ||
78 | GND | GND | ||
80 | GND | GND |
Power and Reset
Power Architecture
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