No. |
Name |
Type |
Description |
1 |
GND |
P |
Ground |
2 |
GND |
P |
Ground |
3 |
GND |
P |
Ground |
4 |
GND |
P |
Ground |
5 |
VBAT |
P |
Reserved |
6 |
LED2 |
O |
Status2 LED |
7 |
LED1 |
O |
Status1 LED |
8 |
ETH_RESET |
O |
Reset signal of ETH RMII interface |
9 |
RMII_TXD0 |
O |
Transmit data0 of ETH RMII interface |
10 |
RMII_TXD1 |
O |
Transmit data1 of ETH RMII interface |
11 |
RMII_TX_EN |
O |
Transmit enable of ETH RMII interface |
12 |
VDD_CORE |
P |
Reserved |
13 |
VIN |
P |
Typical DC3.3V, input voltage DC3.0V~3.6V |
14 |
RMII_RXD1 |
I |
Receive data1 of ETH RMII interface |
15 |
ETH_MDC |
O |
Management interface (MII) clock output |
16 |
RMII_RXD0 |
I |
Receive data0 of ETH RMII interface |
17 |
RMII_REF_CLK |
I |
Clock signal of ETH RMII Interface |
18 |
ETH_MDIO |
I/O |
Management interface (MII) data I/O |
19 |
RMII_CRS_DV |
O |
Carrier sense/receive data valid output of ETH RMII interface |
20 |
GND |
P |
Ground |
21 |
GNSS_1PPS |
I |
1PPS signal from external GNSS module |
22 |
GNSS_RTK_STAT |
I |
RTK status signal from external GNSS module |
23 |
GNSS_RSTn |
O |
Reset signal to external GNSS module |
24 |
GNSS_TX |
I |
Receive data from external GNSS module |
25 |
GNSS_RX |
O |
Transmit data to external GNSS module |
26 |
DEBUG_NRST |
I |
Reset signal of MCU debug interface |
27 |
WIFI/BT_RESET |
O |
Rest signal for external WIFI/BT module |
28 |
WIFI/BT_BOOT_CTL |
O |
Boot mode select signal for external WIFI/BT module |
29 |
USER_MOSI |
I |
SPI interface. Receive data from master |
30 |
USER_SCK |
I |
SPI interface. Clock signal from master |
31 |
USER_NSS |
I |
SPI interface. Chip selected signal from master |
32 |
USER_MISO |
O |
SPI interface. Transmit data to master |
33 |
LED3 |
O |
Status3 LED |
34 |
ST_BOOT_MODE |
I |
Boot mode control signal for internal ST GNSS chip |
35 |
WIFI/BT_UART2_RX |
I |
Receive data from external WiFi/BT module |
36 |
WIFI/BT_UART2_TX |
O |
Transmit data to external WiFi/BT module |
37 |
CAN_AB |
O |
CAN bus transceiver loopback mode control |
38 |
CAN_120R_CTL |
O |
CAN termination resistor control (ON/OFF) |
39 |
USER-DRDY |
O |
Data ready signal |
40 |
GND |
P |
Ground |
41 |
LTE1_TX |
O |
Transmit data to external LTE module 1 |
42 |
LTE1_RX |
I |
Receive data from external LTE module 1 |
43 |
LTE1_PWR |
O |
Power control signal for external LTE module 1 |
44 |
LTE1_RSTn |
O |
Reset signal of external LTE module 1 |
45 |
LTE2_RSTn |
O |
Reset signal of external LTE module 2 |
46 |
GND |
P |
Ground |
47 |
LTE2_RX |
I |
Receive data from external LTE module 2 |
48 |
LTE2_TX |
O |
Transmit data to external LTE module 2 |
49 |
ST_UART_PROG_TX |
O |
Receive data from internal ST GNSS UART2 (GNSS program burning) |
50 |
ST_UART_PROG_RX |
I |
Transmit data to internal ST GNSS UART2 (GNSS program burning) |
51 |
DEBUG_TX |
O |
Transmit data. DEBUG serial port |
52 |
DEBUG_RX |
I |
Receive data. DEBUG serial port |
53 |
CAN_RX |
I |
Receive data from CAN bus |
54 |
CAN_TX |
O |
Transmit data to CAN bus |
55 |
USER_UART1_RX |
I |
Receive data. USER port |
56 |
USER_UART1_TX |
O |
Transmit data. USER port |
57 |
SWDIO |
I/O |
Data IO of SWD debug interface |
58 |
SWCLK |
I |
Clock signal of SWD debug interface |
59 |
ST_UART1_TX |
O |
Transmit data from internal ST GNSS UART1 port (debug data) |
60 |
ST_UART1_RX |
I |
Receive data to internal ST GNSS UART1 port (debug data) |
61 |
1PPS |
O |
1PPS signal |
62 |
LTE2_PWR |
O |
Power control signal for external LTE module 2 |
63 |
LNA_EN |
O |
Control signal of external LNA power |
64 |
ANT_EN |
O |
Antenna enable, reserved |
65 |
ANT_SENSE |
I |
Antenna sensing detection, reserved |
66 |
AGND |
P |
Internal GNSS RF path ground |
67 |
ANT_IN |
I |
GNSS antenna signal input |
68 |
AGND |
P |
Internal GNSS RF path ground |