ReliaGATE 10-12 User manual Rev. 2-1 Contents
9.10.1 TTL Serial Console connector specifications 63
9.11 MicroSD card holder 64
9.11.1 How to insert / remove the MicroSD card in the holder 64
9.12 RTC (Real Time Clock) 65
9.12.1 The RTC Device "/dev/rtc1" 65
9.12.2 The RTC backup battery 65
9.13 Watchdog 66
9.14 Accelerometer and Gyroscope 66
9.15 Programmable pushbutton 66
10 The Software 67
10.1 The Linux OS distribution 67
10.2 The bootloader procedure 67
10.3 How to create and use a bootable MicroSD card for a Linux release 67
10.4 Ensure power supply during installation and update 67
10.5 Partition layout 68
10.6 The TPM 68
11 How to login the Administration Console 69
11.1 Default credentials 69
11.2 How to login using the Serial Console 69
11.3 How to login via Secure Shell (SSH) 69
11.3.1 How to login via eth0 70
11.3.2 How to login via eth1 70
11.4 How to change the password 70
12 How to manage interfaces in Linux 71
12.1 How to drive the GPIOs: the GPIO Utility 71
12.2 How to determine the version of Linux installed 72
12.3 How the storage memory is exposed 72
12.4 How to manage Wi-Fi and Bluetooth 72
12.5 How to manage the Internal Cellular Modem 73
12.5.1 How to select the MicroSIM card holder to use 73
12.5.2 Note for LE910-NA1 Modem: AT&T / Verizon firmware support 73
12.5.3 How to disable/enable the diversity (CELL DIV) function 74
12.6 How to manage the Internal GNSS 75
12.7 How to manage the CAN ports 76
12.7.1 How to enable the CAN Bus 5V 76
12.7.2 How to setup a CAN port 76
12.7.3 How to send/receive a message via a CAN port 76
12.8 How the TTL Serial Console is exposed 76
12.9 How to manage the COM ports 77
12.9.1 How to set the termination resistors for COM 0 in RS-485 mode 77
12.9.2 How to set the RS-422/485 modes for COM 0 77
12.9.3 How to set the RS-232/485 modes for COM 1 81
12.9.4 How to test a serial port 84
12.10 How to manage the Digital I/Os 85
12.11 How to manage the LED Indicators 85
12.12 How the Ethernet ports are exposed 85
12.13 How to enable the 3.3V and 5V power supply on the Expansion connector 86
12.14 How the RTC is exposed 87
12.15 How the Watchdog is exposed 88
12.15.1 How to manage the Watchdog using the C programming language 88
12.15.2 How to manage the Watchdog from the command line 88
12.15.3 For more information 88
12.16 How to output Accelerometer and Gyroscope values 89
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