Connections
D2X rev2 board
Overview
ANT1
Antenna port 1 - SMA connector female
ANT2
Antenna port 2 - SMA connector female
Left side view
Connector positions
Connector descriptions
CAN1
2 4pin JST-GH connectors for CAN bus. Pins of both ports are physically connected to each other.
pin | signal | specification |
1 | V_CAN1 | |
2 | CAN1_H | |
3 | CAN1_L | |
4 | GND |
CAN2
2 4pin JST-GH connectors for CAN bus. Pins of both ports are physically connected to each other.
pin | signal | specification |
1 | V_CAN2 | |
2 | CAN2_H | |
3 | CAN2_L | |
4 | GND |
I2C-1
4pin JST-GH connector for I2C port 1.
pin | signal | specification |
1 | V5.2 | 5.2V |
2 | I2C1 SCL | 3.3V |
3 | I2C1 SDA | 3.3V |
4 | GND | 0V |
I2C-3
5pin JST-GH connector for I2C port 3 including one IRQ line to connect NFC reader.
pin | signal | specification |
1 | V5.2 | 5.2V |
2 | I2C3 SCL | 3.3V |
3 | I2C3 SDA | 3.3V |
4 | IRQ | 3.3V, connected to GPIO P25 of i.MX6Q |
5 | GND | 0V |
ETH2
4pin JST-GH connector for 100bT Ethernet connection.
currently not supported!
2wire ETH1
2pin JST-GH connector for 100bT 2wire Ethernet connection.
currently not supported!
2wire ETH2
2pin JST-GH connector for 100bT 2wire Ethernet connection.
currently not supported!
Front side view
Connector and Button positions
Connector and Button descriptions
UART
6pin JST-GH connector providing UART1 (console) and UART4 (telemetry). UART4 purpose is to connect to UART of flight control for providing MavLink telemetry data in case used as drone unit.
pin | signal | specification |
1 | V5.2 | 5.2V |
2 | UART1 TX | 3.3V |
3 | UART1 RX | 3.3V |
4 | UART4 TX | 3.3V |
5 | UART4 RX | 3.3V |
6 | GND | 0V |
USB
microUSB socket acting either as USB-OTG or USB client serial or ethernet port. USB serial or ethernet is configurable via nxpD2X startup script. See Enable USB network for further details on the startup configuration.
Default setting is USB network with IP 192.168.7.2 or .7.3 Host computer should be set to 192.168.7.1
HDMI
Standard HDMI connector to attach a display/monitor.
ETH1
Hirose iX connector for Gbit Ethernet connection.
currently not supported!
RESET
Reset button to perform hardware reset.
BTN
General purpose button. Connected to GPIO P24 of i.MX6Q. Active low.
Right side view
Connector positions
Connector descriptions
CAMERA
33pin CSI-2 camera port. Camera module supported is Technexion CAM-OV5645.
pin | signal | specification |
1 | CSIC-1_P | |
2 | CSIC-1_N | |
3 | GND | 0V |
4 | CSID0-1_P | |
5 | CSID0-1_N | |
6 | GND | 0V |
7 | CSID1-1_P | |
8 | CSID1-1_N | |
9 | GND | 0V |
10 | CSID2-1_P | |
11 | CSID2-1_N | |
12 | GND | 0V |
13 | CSID3-1_P | |
14 | CSID3-1_N | |
15 | GND | 0V |
16 | DSI_D1_P | |
17 | DSI_D1_M | |
18 | GND | 0V |
19 | DSI_D0_P | |
20 | DSI_D0_M | |
21 | GND | 0V |
22 | DSI_C_P | |
23 | DSI_C_M | |
24 | GND | 0V |
25 | I2C2 SCL | |
26 | I2C2 SDA | |
27 | V3.3 | 3.3V |
28 | V3.3 | 3.3V |
29 | GPIO_3 | 3.3V |
30 | GPIO_6 | 3.3V |
31 | GPIO_8 | 3.3V |
32 | V5.2 | 5.2V |
33 | V5.2 | 5.2V |
GPIO
4pin JST-GH connector providing 3 GPIO data lines.
pin | signal | specification |
1 | GPIO_P28 | 3.3V |
2 | GPIO_P30 | 3.3V |
3 | GPIO2_IO08 | 3.3V |
4 | GND | 0V |
POWER
4pin JST-GH supply power connector.
pin | signal | specification |
1 | VIN | 7-25V, use both pins 1&2. |
2 | VIN | 7-25V, use both pins 1&2. |
3 | GND | 0V, use both pins 3&4. |
4 | GND | 0V, use both pins 3&4. |
PPS
2pin JST-GH connector for 1pps clock signal input to V2X transceiver module.
pin | signal | specification |
1 | 1PPSn | 3.3V |
2 | GND | 0V |
SPI
7pin JST-GH connector providing SPI port.
pin | signal | specification |
1 | V5.2 | 5.2V |
2 | SPI_SCK | 3.3V, SPI2_SCLK on i.MX6Q |
3 | SPI_MISO | 3.3V, SPI2_MISO on i.MX6Q |
4 | SPI_MOSI | 3.3V, SPI2_MOSI on i.MX6Q |
5 | SPI_CS2 | 3.3V, SPI_SS2 on i.MX6Q |
6 | SPI_CS3 | 3.3V, SPI_SS3 on i.MX6Q |
7 | GND | 0V |
RS232
4pin JST-GH connector for RS232 level UART.
Currently not supported!
GPS
6pin JST-GH GPS UART connector following dronecode standard including I2C port for compass.
pin | signal | specification |
1 | V5.2 | 5.2V |
2 | UART5 TX | 3.3V |
3 | UART5 RX | 3.3V |
4 | I2C2 SCL | 3.3V |
5 | I2C2 SDA | 3.3V |
6 | GND | 0V |
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