Unex OBU-352EC Скачать руководство пользователя страница 28

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Doc. No: Unex-QSG-21-001

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A printed version of this document is an uncontrolled copy

8.2.7.

DC Power Jack

Figure 26: DC power jack

Input power range is DC 6-48V. Suggested power is 12W or higher.

8.2.8.

Reset Button

Figure 27: Reset button

Pushing the reset button can reboot Linux system.

Содержание OBU-352EC

Страница 1: ...On Board Unit V2Xcast US DSRC WAVE stack 0A1 EVK 352 V2X Starter Kit 0A1 EVK 352EC C V2X Starter Kit V2Xcast Europe ETSI C V2X stack 0A1 EVK 352ED DSRC V2X Starter Kit V2Xcast Europe ETSI ITS G5 stack 0A1 EVK 352UC C V2X Starter Kit V2Xcast US C V2X stack 0A1 EVK 352UD DSRC V2X Starter Kit V2Xcast US DSRC WAVE stack 0A1 Reviewers Department Name Acceptance Date Note PD Nidor Huang 2023 05 10 RD P ...

Страница 2: ...2022 12 30 Nidor Huang Updating product variants to 352 series Updating functional block diagram Updating product photos 0 6 2023 03 03 Nidor Huang Updating Unex BSP interface settings Updating product photos Adding V2X antenna detection function Updating maximum supply voltage 0 7 2023 03 08 Nidor Huang Updating Unex logo Adding GNSS reset in Unex BSP interface settings 0 8 2023 05 10 Nidor Huang...

Страница 3: ...faces 12 8 1 OBU 352 12 8 1 1 External Interfaces 12 8 1 2 Internal Interfaces 18 8 2 I O Conversion Board EVK 352 Series Only 24 8 2 1 Console 24 8 2 2 Ext GNSS 25 8 2 3 CAN0 25 8 2 4 CAN1 26 8 2 5 USB1 27 8 2 6 GPIO 27 8 2 7 DC Power Jack 28 8 2 8 Reset Button 28 9 Dimensions and Weight 29 10 Software Settings 30 LIST OF FIGURES Figure 1 OBU 352 series package content 8 Figure 2 EVK 352 series p...

Страница 4: ...re 23 CAN1 terminator jumpers JP3 JP4 27 Figure 24 USB1 port CN2 27 Figure 25 GPIO headers J1 27 Figure 26 DC power jack 28 Figure 27 Reset button 28 Figure 28 Mechanical dimensions TOP 29 Figure 29 Mechanical dimensions FRONT 29 LIST OF TABLES Table 1 Absolute maximum ratings 10 Table 2 Recommended operating conditions 10 Table 3 Power consumption 12 Table 4 LED function 13 Table 5 USB0 CN2 pinou...

Страница 5: ...nex Technology Corporation Company Confidential Table 17 Console pinout CN4 24 Table 18 Ext GNSS pinout CN6 25 Table 19 CAN0 pinout CN5 25 Table 20 CAN1 pinout CN7 26 Table 21 USB1 pinout CN2 27 Table 22 GPIO pinout J1 27 Table 23 Dimensions and weight 29 Table 24 Unex BSP interface settings 30 ...

Страница 6: ...tomer of the product Customer s sole and exclusive remedy and the entire liability of Unex under this limited warranty will be at Unex s option return for repair to Unex s repair center with freight and insurance prepaid or shipment of a replacement within the warranty period or a refund of the purchase price if the hardware is returned to Unex Unex s obligations hereunder are conditioned upon the...

Страница 7: ...ep working area clean and dry while assembling installing When operating under extreme temperature conditions environmental control measures e g heating cooling should be considered It is suggested to connect the metal enclosure to a well grounded metal structure i e vehicular chassis Make sure every accessory has been fastened including the V2X antennas GNSS antenna Ethernet cable and I O cable 5...

Страница 8: ...ex QSG 21 001 8 30 A printed version of this document is an uncontrolled copy 2023 Unex Technology Corporation Company Confidential Figure 1 OBU 352 series package content Figure 2 EVK 352 series package content ...

Страница 9: ...0 A printed version of this document is an uncontrolled copy 2023 Unex Technology Corporation Company Confidential Figure 3 OBU 352 series complete assembly appearance 6 Functional Block Diagram Figure 4 Functional block diagram ...

Страница 10: ...AN0_H J8 6 CAN0_L J8 16 CAN1_H J8 7 CAN1_L J8 17 4 If USB1_Vbus ON 25V if USB1_Vbus OFF 20V Note 1 Operation outside the Absolute Maximum Ratings may cause permanent device damage Absolute Maximum Ratings do not imply functional operation of the device at these or any other conditions beyond those listed under Recommended Operating Conditions If used outside the Recommended Operating Conditions bu...

Страница 11: ... 5 5 5 4 V IOL low level output current GPIO1 GPIO2 10 18 mA IOH high level output current GPIO1 GPIO2 10 mA EXT_1PPS J8 12 tolerance Accuracy Bias 100 100 ns Precision Jitter 30 30 ns Pulse width 15 ns V2X antenna gain 5850 5925MHz 5 dBi V2X sensitivity PER 10 92 dBm PER 10 40 85 C 82 dBm V2X maximum Input Level PER 10 30 dBm V2X adjacent channel rejection 13 dB V2X non adjacent channel rejection...

Страница 12: ...ne any time before and during operation however a reset may be triggered during switch Table 3 Power consumption Condition Power Consumption Temp Power Source Voltage V Low 1 Typical 2 High 3 25 C USB0 Vbus 5 0 52A 2 60W 0 53A 2 65W 0 94A 4 70W POWER J8 1 12 0 24A 2 88W 0 25A 3 00W 0 45A 5 40W 85 C USB0 Vbus 5 0 65A 3 25W 0 66A 3 30W 1 03A 5 15W POWER J8 1 12 0 30A 3 60W 0 30A 3 60W 0 50A 6 00W No...

Страница 13: ...user 8 1 1 2 USB0 Figure 6 USB0 CN2 Table 5 USB0 CN2 pinout Pin Symbol I O Level V Description CN2 1 VBUS I O 5 0 USB device mode USB 5V power input USB host mode 5V 900mA power output e g when connecting an OTG cable CN2 2 D I O 0 4 Data CN2 3 D I O 0 4 Data CN2 4 ID I USB device mode NC USB host mode Tied to GND e g connecting an OTG cable CN2 5 GND G Ground USB0 CN2 on OBU 352 is a USB 2 0 dual...

Страница 14: ...ion speed The connector type should be RJ45 TIA EIA 568B The Ethernet port also acts as a 12W PoE 802 3af PD powered device with an add on PoE module POE 301 It supports both mode A and mode B PSE power sourcing equipment POE 301 is not included in product package and should be ordered separately if needed Passive PoE is not supported 8 1 1 4 I O Port Figure 8 I O port J8 The I O port J8 is the ma...

Страница 15: ...h 1KΩ split termination resistors inside CAN0 port J8 7 CAN1_H I O 5 0 CAN1 High 1KΩ split termination resistors inside CAN1 port J8 8 USB1_DP I O 0 4 USB 2 0 data J8 9 USB1_VBUS O 5 0 USB Vbus power output 5V 900mA GPIO508 0 USB1_VBUS OFF GPIO508 1 USB1_VBUS ON default J8 10 GPIO1 I O 3 3 GPIO1 J8 11 GND G Ground J8 12 EXT_1PPS I 3 3 External 1PPS input J8 13 EXT_GNSS_RX I 5 0 RS232 serial data f...

Страница 16: ...tection function This detection mechanism only works with the stock EX 55 antennas provided Table 9 V2X antenna status Antenna Status Value Command OPEN 616 1023 V2X0 cat sys bus iio devices iio device0 in_voltage4_raw V2X1 cat sys bus iio devices iio device0 in_voltage5_raw NORMAL 410 615 SHORT 0 409 8 1 1 6 GNSS Figure 11 GNSS antenna port OBU 352 provides one GNSS antenna connector This GNSS an...

Страница 17: ...2 58 mA is considered as the NORMAL status The GNSS 3 3V antenna bias will be continuously supplied in OPEN NORMAL status Once the SHORT status is triggered the SHORT flag will persist and the 3 3V bias will be turned off until the reset of the GNSS module After the reset of the GNSS module the detection process will start all over again It is possible for a good active antenna to be reported OPEN...

Страница 18: ...utput for SOM 300 family J6 7 NC Not connected J6 9 GND G Ground J6 11 NC Not connected J6 13 NC Not connected J6 15 GND G Ground KEY Mechanical Key J6 17 UART2_TX O 3 3 UART transmit data output for SOM 300 family J6 19 UART2_RX I 3 3 UART transmit data input for SOM 300 family J6 21 GND G Ground J6 23 NC Not connected J6 25 NC Not connected J6 27 GND G Ground J6 29 GND G Ground J6 31 NC Not conn...

Страница 19: ...22 PERST O OC Signal rising edge 0 1 will reset mPCIe module J6 24 3 3Vaux O 3 3 Max 1100mA J6 26 GND G Ground J6 28 NC Not connected J6 30 NC Not connected J6 32 NC Not connected J6 34 GND G Ground J6 36 USB_D I O 0 4 USB 2 0 differential data J6 38 USB_D I O 0 4 USB 2 0 differential data J6 40 GND G Ground J6 42 LED_WWAN I OC WWAN LED signal OC input Active LOW J6 44 NC Not connected J6 46 DPR O...

Страница 20: ...Doc No Unex QSG 21 001 20 30 A printed version of this document is an uncontrolled copy 2023 Unex Technology Corporation Company Confidential Figure 13 SIM slot J7 Lock Unlock Open ...

Страница 21: ...n will be supported by project base It is disabled by default The OBU 352 has to be powered up for the tamper detection function to work The design and implementation of a backup power source is not in the product scope and should be considered by the user J5 consists of 1 5mm pitch PTHs Plated Through Holes reserved for tamper detection function For connecting the tamper signal tamper signal wire...

Страница 22: ...DIP switch SW3 2 If a SOM 300 family module is added to the mPCIe port it is possible to tie the tamper signal of SOM 300 family module and OBU 352 together In this case it can be selected with the DIP switch SW2 2 For more information please see 8 1 2 5 DIP SWITCH SETTINGS for details 8 1 2 4 SAR ADC Figure 15 SAR ADC input J4 Table 14 SAR ADC functions Pin Symbol I O Level V Description J4 1 SAR...

Страница 23: ...soldered directly into PTHs Wires with JST 6P SZN 1 5mm pitch board in connector can be handled more easily when soldering 8 1 2 5 DIP Switch Settings Figure 16 DIP switches SW3 Left SW2 Right Table 16 SW2 and SW3 functions Position Name Function Description SW2 1 5V_SW mPCIe 5V ON mPCIe 5V ON UART2 to mPCIe OFF mPCIe 5V OFF UART2 to GNSS module SW2 2 TAMPER _SW mPCIe TAMPER ON mPCIe P51 close to ...

Страница 24: ...re familiar to users The adapter cable EX 46 should be connected between EVK 352 and EX 47 The EX 46 and EX 47 are not included in OBU 352 package and should be ordered separately if needed Figure 17 EX 46 Left EX 47 Right 8 2 1 Console Figure 18 Console port CN4 Table 17 Console pinout CN4 Pin Symbol I O Level V Description CN4 1 NC Not Connected CN4 2 RX O 5 0 RS232 serial data to DTE CN4 3 TX I...

Страница 25: ...CN6 7 NC Not Connected CN6 8 NC Not Connected CN6 9 NC Not Connected Ext GNSS is a RS232 DTE Data Terminal Equipment If an external GNSS source can output NMEA sentences over RS232 this is to port to connect Please note that software integration of GNSS protocol will be needed for proper functionality Contact Unex representative for more detail 8 2 3 CAN0 Figure 20 CAN0 port CN5 Table 19 CAN0 pino...

Страница 26: ...tors are disconnected Figure 21 CAN0 terminator jumpers JP1 JP2 8 2 4 CAN1 Figure 22 CAN1 port CN7 Table 20 CAN1 pinout CN7 Pin Symbol I O Level V Description CN7 1 NC Not Connected CN7 2 CAN_L I O 5 0 CAN Low 5V output maximum input range 40V CN7 3 GND G Ground CN7 4 NC Not Connected CN7 5 NC Not Connected CN7 6 NC Not Connected CN7 7 CAN_H I O 5 0 CAN High 5V output maximum input range 40V CN7 8...

Страница 27: ... 2 5 USB1 Figure 24 USB1 port CN2 Table 21 USB1 pinout CN2 Pin Symbol I O Level V Description CN2 1 VBUS O 5 0 5V 900mA CN2 2 D I O 0 4 USB 2 0 data CN2 3 D I O 0 4 USB 2 0 data CN2 4 GND G Ground 8 2 6 GPIO Figure 25 GPIO headers J1 Table 22 GPIO pinout J1 Pin Symbol I O Level V Description J1 1 GPIO1 I O 3 3 GPIO1 J1 2 GND G Ground J1 3 GPIO2 I O 3 3 GPIO2 J1 4 GND G Ground 1 2 3 4 ...

Страница 28: ... uncontrolled copy 2023 Unex Technology Corporation Company Confidential 8 2 7 DC Power Jack Figure 26 DC power jack Input power range is DC 6 48V Suggested power is 12W or higher 8 2 8 Reset Button Figure 27 Reset button Pushing the reset button can reboot Linux system ...

Страница 29: ...ncontrolled copy 2023 Unex Technology Corporation Company Confidential 9 Dimensions and Weight Figure 28 Mechanical dimensions TOP Figure 29 Mechanical dimensions FRONT Table 23 Dimensions and weight Model Length mm Width mm Height mm Weight g OBU 352 95 0 103 0 31 2 152 6 ...

Страница 30: ...500kbps CAN0 stand by mode GPIO 115 xloader GPIO 139 user space 0 normal mode 10mA 1 stand by mode 10uA CAN1 500kbps CAN1 stand by mode GPIO 122 xloader GPIO 146 user space 0 normal mode 10mA 1 stand by mode 10uA STATUS LED Green sys class leds status green brightness 0 OFF 1 255 ON STATUS LED Red sys class leds status red brightness 0 OFF 1 255 ON LED0 GPIO 504 0 ON 1 OFF default 1 LED1 GPIO 505 ...

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