Contents
Naming Conventions........................................................................................................ 0
Revision History ............................................................................................................... 0
Contents .......................................................................................................................... 1
C1. Introduction ............................................................................................................... 1
1.1 Overview ............................................................................................................................. 1
1.2 Feature ............................................................................................................................... 2
1.3 Specification ....................................................................................................................... 3
1.4 Dimension .......................................................................................................................... 5
C2. Hardware Overview .................................................................................................... 6
2.1 System Overview ................................................................................................................. 6
2.1.1 Interface Overview .................................................................................................................................. 6
2.1.2 Mainboard Overview ............................................................................................................................... 7
2.1.3 Power Diagram ........................................................................................................................................ 8
2.1.4 Block Diagram ....................................................................................................................................... 10
2.1.5 IIC Diagram ........................................................................................................................................... 11
2.2 Interface Description......................................................................................................... 12
2.2.1 LED Indicator Status.............................................................................................................................. 13
2.2.2 Buzzer ................................................................................................................................................... 14
2.2.3 RS485 ................................................................................................................................................... 14
2.2.4 Boot Switch ........................................................................................................................................... 14
2.2.5 USB ....................................................................................................................................................... 15
2.2.6 SIM Slot ................................................................................................................................................. 15
2.2.7 SSD Slot ................................................................................................................................................ 15
2.2.8 Mini-PCIe Slot ....................................................................................................................................... 16
2.2.9 Reset Hole ............................................................................................................................................ 16
2.2.10 Ethernet RJ45 ...................................................................................................................................... 17
2.2.11 HDMI ................................................................................................................................................... 17
2.2.12 RTC ..................................................................................................................................................... 17
2.2.13 Watchdog ............................................................................................................................................ 17
2.3 Optional Interfaces and Module ......................................................................................... 17
2.3.1 Wi-Fi/BLE .............................................................................................................................................. 18
2.3.2 4G Module ............................................................................................................................................ 19
2.3.3 LoRa® Module ....................................................................................................................................... 19
2.3.4 Zigbee Module....................................................................................................................................... 19
2.3.5 PoE ....................................................................................................................................................... 19
2.3.6 SSD ....................................................................................................................................................... 19
2.3.7 Encryption Chip TPM 2.0 ....................................................................................................................... 20
2.3.8 UPS ....................................................................................................................................................... 20
2.3.9 Speaker ................................................................................................................................................. 21
C3. Configuring System .................................................................................................. 22
3.1 Flashing Image .................................................................................................................. 22
3.2 Query GPIO Mappings ........................................................................................................ 22
3.3 GPIO Testing ...................................................................................................................... 22
3.4 SPI Communication Testing ............................................................................................... 22
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