IOT-GATE-iMX8 Muaj Raspberry Pi IoT Gateway
Cov neeg siv phau ntawv qhia
IOT-GATE-iMX8 Muaj Raspberry Pi IoT Gateway
© 2023 CompuLab
Tsis muaj kev lav phib xaub ntawm qhov tseeb txog cov ntsiab lus ntawm cov ntaub ntawv muaj nyob rau hauv qhov kev tshaj tawm no. Raws li kev tso cai los ntawm txoj cai lij choj, tsis muaj kev lav phib xaub (xws li kev lav phib xaub rau ib tus neeg los ntawm kev tsis saib xyuas) yuav raug lees txais los ntawm CompuLab, nws cov neeg koom tes lossis cov neeg ua haujlwm rau ib qho kev poob ncaj qha lossis tsis ncaj los yog kev puas tsuaj los ntawm kev tso tseg los ntawm lossis tsis raug hauv daim ntawv no. CompuLab muaj txoj cai los hloov cov ntsiab lus hauv qhov kev tshaj tawm no yam tsis muaj ntawv ceeb toom. Cov khoom thiab tuam txhab npe ntawm no tuaj yeem yog cov cim lag luam ntawm lawv cov tswv.
CompuLab
17 Ha Yetzira St., Yokneam Illit 2069208, Israel
Tel: +972 (4) 8290100
http://www.compulab.com
Fax: +972 (4) 8325251
Table 1 Cov ntaub ntawv kho dua tshiab
| Hnub tim | Kev piav qhia |
| Peb 2020 | · Thawj tso tawm |
| Lub Rau Hli 2020 | · Ntxiv P41 tus pin-tawm rooj hauv ntu 5.9 · Ntxiv tus lej txuas tus lej hauv ntu 5.4 thiab 5.10 |
| Lub Yim Hli 2020 | · Ntxiv kev lag luam I/O ntxiv rau ntu 3.10 thiab 5.10 |
| Cuaj hlis 2020 | · Tsau LED GPIO tus lej hauv ntu 5.12 |
| Lub Ob Hlis 2021 | · Tshem tawm seem qub txeeg qub teg |
| Lub Kaum Hli 2021 | · Hloov kho tshiab txhawb CAN hom hauv ntu 3.10.2 · Kho kav hlau txais xov connector hom nyob rau hauv seem 5.12 |
| Peb Hlis 2022 | · Ntxiv PoE ntxiv cov lus piav qhia hauv ntu 3.11 thiab 5.13 |
| Lub Ib Hlis 2023 | · Ntxiv 4–20mA input add-on piav qhia hauv ntu 3.10, 3.10.5 thiab 5.10 · Hloov kho sab laug sab vaj huam sib luag kos duab hauv ntu 5.1.3 · Hloov kho cov khoom siv hluav taws xob thaiv kab hluav taws xob hauv ntu 3.10.4 · Ntxiv cov kev ua haujlwm digital I/O hauv ntu 3.10.4 |
| Lub Ob Hlis 2023 | · Ntxiv cov khoom siv hluav taws xob hauv ntu 7.3 · Kho kav hlau txais xov connector assignment rooj nyob rau hauv seem 5.12 |
Taw qhia
1.1 Hais txog Cov Ntaub Ntawv no
Cov ntaub ntawv no yog ib feem ntawm cov ntaub ntawv muab cov ntaub ntawv tsim nyog rau kev khiav hauj lwm thiab kev pab cuam Compulab IOT-GATE-iMX8.
1.2 Cov ntaub ntawv ntsig txog
Yog xav paub ntxiv uas tsis muaj nyob hauv phau ntawv no, thov mus saib cov ntaub ntawv teev tseg hauv Table 2.
Table 2 Cov ntaub ntawv ntsig txog
| Cov ntaub ntawv | Qhov chaw |
| IOT-GATE-iMX8 tsim cov peev txheej | https://www.compulab.com/products/iot-gateways/iot-gate-imx8- industrial-arm-iot-gateway/#devres |
TshajVIEW
2.1 Qhov tseem ceeb
- NXP i.MX8M Mini CPU, quad-core Cortex-A53
- Mus txog 4GB RAM thiab 128GB eMMC
- LTE modem, WiFi ac, Bluetooth 5.1
- 2 x Ethernet, 3 x USB2, RS485 / RS232, CAN-FD
- Kev cai I/O expansion boards
- Fanless tsim nyob rau hauv aluminium, rugged vaj tse
- Tsim los rau kev ntseeg siab thiab ua haujlwm 24/7
- Dav kub ntau ntawm -40C txog 80C
- 5 xyoo warranty thiab 15 xyoo muaj
- Cov tswv yim dav dav voltage ntau ntawm 8V rau 36V
- Debian Linux thiab Yocto Project
2.2 Specifications
Table 3 CPU, RAM thiab Cia
| Feature | Specifications |
| CPU | NXP i.MX8M Mini, quad-core ARM Cortex-A53, 1.8GHz |
| Real-Time Co-processor | ARM Cortex-M4 |
| RAM | 1GB - 4GB, LPDDR4 |
| Kev Cia Siab | 4GB - 64GB eMMC flash, soldered on-board |
| Secondary Cia | 16GB - 64GB eMMC flash, xaiv tau module |
Table 4 Network
| Feature | Specifications |
| LAN | 1 x 1000Mbps Ethernet chaw nres nkoj, RJ45 connector |
| 1 x 100Mbps Ethernet chaw nres nkoj, RJ45 connector | |
| WiFi | 802.11ac WiFi interface Intel WiFi 6 AX200 module |
| Bluetooth | Bluetooth 5.1 BLE Intel WiFi 6 AX200 module |
| Cellular | 4G / LTE CAT1 cellular module, Simcom SIM7600G * ntawm mini-PCie qhov (socket). |
| On-board micro-SIM card socket | |
| GNSS | GPS / GLONASS Ua nrog Simcom SIM7600G module |
Table 5 I/O thiab System
| Feature | Specifications |
| PCI Express | Thawj mini-PCIe qhov (socket), tag nrho-loj * siv rau WiFi / BT module thaum "WB" kev xaiv tam sim no |
| Secondary mini-PCIe socket, USB nkaus xwb, tag nrho-loj * siv rau cellular modem thaum "JS7600G" kev xaiv tam sim no |
|
| USB | 3x USB2.0 chaw nres nkoj, hom-A connectors |
| Serial | 1 x RS485 (ib nrab-duplex) / RS232 chaw nres nkoj, davhlau ya nyob twg-thaiv |
| 1 x serial console ntawm UART-rau-USB choj, micro-USB connector | |
| I/O Expansion Module | Mus txog 2 x CAN-FD / RS485 / RS232, cais tawm, davhlau ya nyob twg-thaiv txuas |
| 4x digital inputs + 4x digital outputs, cais tawm, davhlau ya nyob twg-thaiv txuas | |
| Kev nthuav dav | Kev nthuav dav txuas ntxiv rau cov laug cam 2x SPI, 2x UART, I2C, 12x GPIO |
| Kev ruaj ntseg | Kev ruaj ntseg khau raj, siv nrog i.MX8M Mini HAB module |
| RTC | Lub sijhawm tiag tiag moos ua haujlwm los ntawm on-board npib-cell roj teeb |
Table 6 Hluav taws xob, Mechanical thiab Ib puag ncig
| Muab Voltage | Unregulated 8V rau 36V |
| Kev siv fais fab | 2W - 7W, nyob ntawm qhov system load thiab configuration |
| Qhov ntev | 112 x 84 x 25 mm |
| Cov ntaub ntawv enclosure | Aluminium vaj tse |
| Txias | Passive txias, kiv cua tsim |
| Qhov hnyav | 450g ua |
| MTTF | > 200,000 teev |
| Ua haujlwm kub | Kev lag luam kub: 0 ° txog 60 ° C Txuas ntxiv: -20 ° txog 60 ° C Kev lag luam kub: -40 ° txog 80 ° C |
CORE SYSTEM COMPONENTS
3.1 NXP I.MX8M Mini Soc
NXP i.MX8M Mini tsev neeg ntawm cov txheej txheem ua kom muaj kev ua tiav ntawm quad ARM® Cortex®-A53 core, uas ua haujlwm ntawm qhov nrawm txog 1.8 GHz. Lub hom phiaj dav dav Cortex®-M4 core processor ua rau kev ua haujlwm qis.
Daim duab 1 i.MX8M Mini Block Diagram 
3.2 System Nco
3.2.1 DRAM
IOT-GATE-iMX8 muaj nyob nrog txog li 4GB ntawm on-board LPDDR4 nco.
3.2.2 Thawj Cia
IOT-GATE-iMX8 nta-txog 64GB ntawm soldered on-board eMMC nco rau khaws cia lub bootloader thiab operating system (kernel androot filesystem). Qhov seem EMMC qhov chaw tuaj yeem siv los khaws cov ntsiab lus dav dav (neeg siv) cov ntaub ntawv.
3.2.3 Thib Ob Cia
IOT-GATE-iMX8 nta ib qho kev xaiv eMMC module uas tso cai rau nthuav dav lub kaw lus tsis muaj qhov tsis zoo rau kev khaws cov ntaub ntawv ntxiv, thaub qab ntawm thawj qhov chaw khaws cia lossis kev teeb tsa ntawm qhov kev ua haujlwm thib ob. Lub eMMC module tau nruab rau hauv lub qhov (socket) P14.
3.3 WiFi thiab Bluetooth
IOT-GATE-iMX8 tuaj yeem xaiv los ua ke nrog Intel WiFi 6 AX200 module muab 2 × 2 WiFi 802.11ax thiab Bluetooth 5.1 interfaces.
AX200 module yog sib sau ua ke hauv mini-PCIe socket #1 (P6).
WiFi / Bluetooth kav hlau txais xov txuas muaj nyob ntawm RP-SMA connectors ntawm IOT-GATE-iMX8 sab vaj huam sib luag.
3.4 Cellular thiab GPS
IOT-GATE-iMX8 cellular interface yog siv nrog mini-PCIe modem module thiab microSIM socket.
Txhawm rau teeb tsa IOT-GATE-iMX8 rau kev ua haujlwm ntawm tes nruab ib daim npav SIM rau hauv micro-SIM socket P12. Lub cellular module yuav tsum tau muab tso rau hauv mini-PCIe socket P8.
Lub cellular modem module kuj siv GNNS / GPS.
Modem kav hlau txais xov txuas muaj nyob ntawm RP-SMA connectors ntawm IOT-GATE-iMX8 sab vaj huam sib luag. CompuLab muab IOT-GATE-iMX8 nrog cov hauv qab no cov kev xaiv cellular modem:
- 4G / LTE CAT1 module, Simcom SIM7600G (thoob ntiaj teb bands)
Daim duab 2 service bay - cellular modem 
3.5 Ethernet
IOT-GATE-iMX8 suav nrog ob qhov chaw nres nkoj Ethernet:
- ETH1 - thawj 1000Mbps chaw nres nkoj siv nrog i.MX8M Mini MAC thiab Atheros AR8033 PHY
- ETH2 - lwm qhov chaw nres nkoj 100Mbps siv nrog Microchip LAN9514 maub los
Ethernet ports muaj nyob rau ntawm dual RJ45 connector P46.
3.6 USB 2.0
IOT-GATE-iMX8 nta peb sab nraud USB2.0 host ports. Cov chaw nres nkoj tau xa mus rau USB connectors P3, P4 thiab J4. Pem hauv ntej vaj huam sib luag USB chaw nres nkoj (J4) yog siv ncaj qha nrog i.MX8M Mini haiv neeg USB interface. Back vaj huam sib luag chaw nres nkoj (P3, P4) yog siv nrog rau ntawm lub rooj tsavxwm USB hub.
3.7 RS485 / RS232 / RSXNUMX / RSXNUMX / RSXNUMX / RSXNUMX / TSW
IOT-GATE-iMX8 nta tus neeg siv teeb tsa RS485 / RS232 chaw nres nkoj siv nrog SP330 transceiver txuas nrog NXP i.MX8M Mini UART chaw nres nkoj. Chaw nres nkoj teeb liab raug xa mus rau lub davhlau ya nyob twg thaiv txuas P7.
3.8 Serial Debug Console
IOT-GATE-IMX8 nta lub serial debug console ntawm UART-rau-USB choj hla micro USB connector P5. CP2104 UART-rau-USB choj yog cuam tshuam nrog i.MX8M Mini UART chaw nres nkoj. CP2104 USB teeb liab raug xa mus rau micro USB connector nyob rau ntawm lub vaj huam sib luag pem hauv ntej.
3.9 I/O Expansion Socket
IOT-GATE-iMX8 expansion interface muaj nyob rau ntawm M.2 Key-E socket P41. Lub expansion connector tso cai rau integrate kev cai I/O add-on boards rau hauv IOT-GATE-iMX8. Lub expansion connector nta ib txheej ntawm embedded interfaces xws li I2C, SPI, UART thiab GPIOs. Tag nrho cov interfaces tau muab ncaj qha los ntawm i.MX8M Mini SoC.
3.10 Industrial I/O add-on
IOT-GATE-iMX8 tuaj yeem xaiv tau los ua ke nrog kev lag luam I / O add-on board ntsia rau hauv I / O nthuav qhov (socket). Cov kev lag luam I/O ntxiv-rau nta-txog peb cais I/O modules uas tso cai rau siv cov kev sib txawv ntawm kev sib cais CAN, RS485, RS232, digital outputs thiab inputs. Cov lus hauv qab no qhia txog kev txhawb nqa I / O kev sib txuas thiab cov lej xaj.
Table 7 Industrial I/O add-on – txhawb kev sib txuas
| Muaj nuj nqi | Ordering Code | |
| I/O module A | RS232 (rx/tx) | FARS 2 |
| RS485 (2-xaim) | FARS 4 | |
| CAN-FD | FACAN | |
| 4-20mA cov tswv yim | TIAB SA 42 | |
| I/O module B | RS232 (rx/tx) | FBRS 2 |
| RS485 (2-xaim) | FBRS 4 | |
| CAN-FD | FBCAN | |
| 4-20mA cov tswv yim | SIB 42 | |
| I/O module C | 4x DI + 4x DO | FCDIO |
Kev sib xyaw examples:
- Rau 2x RS485 tus lej xaj yuav yog IOTG-IMX8-…-FARS4-FBRS4-…
- Rau RS485 + CAN + 4xDI + 4xDO xaj code yuav yog IOTG-IMX8-…-FARS4-FBCAN-FCDIO…
Yog xav paub ntxiv txog connector thov mus saib hauv seem 5.10
3.10.1 TSI 485
RS485 muaj nuj nqi yog siv nrog MAX13488 transceiver interfaced nrog i.MX8M-Mini UART chaw nres nkoj. Cov yam ntxwv tseem ceeb:
- 2-hlau, ib nrab-duplex
- Galvanic cais tawm ntawm chav tsev loj thiab lwm yam I / O modules
- Programmable baud tus nqi txog li 4Mbps
- Software tswj 120ohm termination resistor
3.10.2 TSI-FD
CAN muaj nuj nqi yog siv nrog MCP2518FD maub los cuam tshuam nrog i.MX8M-Mini SPI chaw nres nkoj.
- Txhawb CAN 2.0A, CAN 2.0B thiab CAN FD hom
- Galvanic cais tawm ntawm chav tsev loj thiab lwm yam I / O modules
- Cov ntaub ntawv tus nqi txog li 8Mbps
3.10.3 TSI 232
RS232 muaj nuj nqi yog siv nrog MAX3221 (los yog sib xws) transceiver interfaced nrog i.MX8MMini UART chaw nres nkoj. Cov yam ntxwv tseem ceeb:
- RX/TX xwb
- Galvanic cais tawm ntawm chav tsev loj thiab lwm yam I / O modules
- Programmable baud tus nqi txog li 250kbps
3.10.4 Digital inputs thiab outputs
Plaub lub tswv yim digital yog siv nrog CLT3-4B digital termination raws li EN 61131-2. Plaub qhov kev tso tawm digital yog siv nrog VNI4140K cov khoom hauv lub xeev relay raws li EN 61131-2. Cov yam ntxwv tseem ceeb:
- Tsim los rau 24V PLC applicitons
- Galvanic cais tawm ntawm chav tsev loj thiab lwm yam I / O modules
- Digital outputs siab tshaj tawm tam sim no - 0.5A ib channel
Table 8 Digital I/O Kev Ua Haujlwm Kev Ua Haujlwm
| Parameter | Kev piav qhia | Min | Ntaus. | Max | Chav tsev |
| 24 V_ IB | Sab nraud fais fab mov voltage | 12 | 24 | 30 | V |
| VIN Low | Maximal input voltage recongnized li LOW | 4 | V | ||
| VIN siab | Yam tsawg kawg nkaus input voltage lees paub tias yog HIGH | 6 | V |
Daim duab 3 Digital tso zis - ib txwm xaim example
Daim duab 4 Digital input – ib txwm xaim example 
3.10.5 4-20mA cov tswv yim
4-20mA input yog siv nrog Maxim MAX11108 12-ntsis ADC.
ADC yog cais los ntawm IOT-GATE-IMX8 lub ntsiab chav tsev. ADC input circuit yog qhia hauv daim duab hauv qab no.
Daim duab 5 4-20mA input - ADC input circuit 
3.11 PoE add-on add-on
IOT-GATE-iMX8 tuaj yeem xaiv tau los ua ke nrog PoE add-on board ntsia rau hauv I/O expansion socket. PoE add-on siv ib qho ntxiv 100Mbit Ethernet chaw nres nkoj nrog PoE cov cuab yeej muaj peev xwm. Thaum sib sau ua ke nrog PoE add-on (kev xaiv xaiv "FPOE"), IOT-GATE-iMX8 tuaj yeem siv los ntawm POE PSE enabled network cable.
PoE add-on Ethernet chaw nres nkoj yog siv los ntawm Microchip LAN9500A maub los. Nruab nrog PoE add-on, IOT-GATE-iMX8 yog IEEE 802.3af chav kawm ntaus ntawv uas tuaj yeem txais mus txog 13.5W ntawm lub network cable. POE PD yog siv nrog ON semiconductors NCP1090.
CEEB TOOM: PoE add-on siv I/O expansion socket. PoE add-on tsis tuaj yeem ua ke nrog kev lag luam I / O add-on lossis lwm yam khoom siv ntxiv.
CEEB TOOM: PoE add-on Ethernet maub los siv ib qho ntawm qhov system USB chaw nres nkoj. Thaum PoE add-on tam sim no, vaj huam sib luag USB connector P4 yog neeg xiam.
SYSTEM LOGIC
4.1 Fais fab Subsystem
4.1.1 Fais Fab Rails
IOT-GATE-iMX8 yog powered nrog ib lub hwj chim rail nrog input voltage ntau ntawm 8V rau 36V.
4.1.2 Hom Hwj chim
IOT-GATE-iMX8 txhawb nqa ob hom khoom siv hluav taws xob.
Table 9 Fais fab hom
| Hom fais fab | Kev piav qhia |
| ON | Tag nrho cov sab hauv fais fab rails yog enabled. Hom nkag tau txais thaum lub zog loj txuas nrog. |
| OFF | i.MX8M Mini tub ntxhais fais fab kev tsheb ciav hlau tawm, feem ntau ntawm cov khoom siv hluav taws xob txuas hluav taws xob tawm. |
4.1.3 RTC Back-Up Roj teeb
IOT-GATE-iMX8 nta 120mAh npib cell lithium roj teeb, uas tuav lub on-board RTC thaum twg lub ntsiab fais fab mov tsis nyob.
4.2 Lub Sijhawm Tiag
Lub IOT-GATE-iMX8 RTC yog siv nrog AM1805 lub sijhawm moos (RTC). RTC txuas nrog i.MX8M SoC siv I2C2 interface ntawm qhov chaw nyob 0xD2/D3. IOT-GATE-iMX8 lub roj teeb thaub qab ua rau RTC khiav los tswj lub moos thiab lub sijhawm cov ntaub ntawv thaum twg lub zog tseem ceeb tsis nyob.
INTERFACES THIAB CONNECTORS
5.1 Connector Chaw
5.1.1 Pem Hauv Ntej Vaj Huam Sib Luag 
5.1.2 Back Vaj Huam Sib Luag
5.1.3 Sab laug Sab Vaj Huam Sib Luag 
5.1.4 Sab Txoj Cai Vaj Huam Sib Luag
5.1.5 Service Bay 
5.2 DC fais fab mov (J1)
DC fais fab input connector.
Table 10 J1 connector pin-out
| Pin | Lub Npe Lub Npe |  |
| 1 | DC IB | |
| 2 | GND | |
Table 11 J1 connector data
| Chaw tsim tshuaj paus | Mfg. P/N |
| Tiv tauj Technology | DC-081HS(-2.5) Hwj chim |
Lub connector yog sib xws nrog IOT-GATE-iMX8 fais fab mov chav tsev muaj los ntawm CompuLab.
5.3 USB Host Connectors (J4, P3, P4)
Lub IOT-GATE-iMX8 sab nraud USB2.0 host ports muaj los ntawm peb hom-A USB connectors (J4, P3, P4). Yog xav paub ntxiv, thov mus saib tshooj 3.6 ntawm daim ntawv no.
5.4 RS485 / RS232 Connector (P7)
IOT-GATE-iMX8 nta configurable RS485 / RS232 interface routed rau davhlau ya nyob twg thaiv P7. RS485 / RS232 kev ua haujlwm hom yog tswj hauv software. Yog xav paub ntxiv thov xa mus rau IOT-GATEiMX8 Linux cov ntaub ntawv.
Table 12 P7 connector pin-out
| Pin | RS485 hom | RS232 hom | Pin numbering |
| 1 | RS485_NEG | RS232_TXD |
|
| 2 | RS485_POS | RS232_RTS | |
| 3 | GND | GND | |
| 4 | NC | RS232_TWS | |
| 5 | NC | RS232_RXD | |
| 6 | GND | GND |
5.5 Serial Debug Console (P5)
IOT-GATE-iMX8 serial debug console interface yog xa mus rau micro USB connector P5. Yog xav paub ntxiv, thov mus saib tshooj 3.8 ntawm cov ntaub ntawv no.
5.6 RJ45 Dual Ethernet Connector (P46)
IOT-GATE-iMX8 ob qhov chaw nres nkoj Ethernet raug xa mus rau dual RJ45 connector P46. Yog xav paub ntxiv, thov mus saib tshooj 3.5 ntawm daim ntawv no.
5.7 USIM qhov (P12)
USIM socket (P12) txuas nrog mini-PCIe socket P8.
5.8 Mini-PCIe Qhov (P6, P8)
IOT-GATE-iMX8 nta ob lub qhov (socket) mini-PCIe (P6, P8) uas siv cov kev sib txawv sib txawv thiab npaj rau kev ua haujlwm sib txawv.
- Mini-PCie qhov (socket) # 1 yog tsim rau WiFi modules uas yuav tsum tau PCIe interface
- Mini-PCIe qhov (socket) # 2 feem ntau yog npaj rau cellular modems thiab LORA modules
Table 13 mini-PCIe socket interfaces
| Interface | Mini-PCIe qhov (socket) #1 (P6) | Mini-PCIe qhov (socket) #2 (P8) |
| PCIe | Yog lawm | Tsis muaj |
| USB | Yog lawm | Yog lawm |
| SIM | Tsis muaj | Yog lawm |
CEEB TOOM: Mini-PCIe socket #2 (P8) tsis muaj PCIe interface.
5.9 I/O Expansion Connector (P41)
IOT-GATE-iMX8 I/O expansion connector P41 tso cai rau txuas ntxiv-on boards rau IOT-GATE-iMX8.
Qee qhov P41 teeb liab tau muab los ntawm i.MX8M Mini multifunctional pins. Cov lus hauv qab no qhia txog qhov txuas tus pin-tawm thiab muaj tus pin ua haujlwm.
CEEB TOOM: Multifunctional pin muaj nuj nqi xaiv yog tswj hauv software.
CEEB TOOM: Txhua tus pin multifunctional tuaj yeem siv rau ib qho haujlwm ntawm ib lub sijhawm.
CEEB TOOM: Tsuas yog ib tus pin tuaj yeem siv rau txhua qhov haujlwm (yog tias muaj nuj nqi muaj nyob ntawm ntau tshaj ib tus cab kuj board interface tus pin).
Table 14 P41 connector pin-out
| Pin | Singal npe | Kev piav qhia |
| 1 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 2 | VCC_3V3 | IOT-GATE-iMX8 3.3V fais fab rail |
| 3 | EXT_HUSB_DP3 | Xaiv USB chaw nres nkoj zoo cov ntaub ntawv teeb liab. Multiplexed nrog rov qab vaj huam sib luag connector P4 |
| 4 | VCC_3V3 | IOT-GATE-iMX8 3.3V fais fab rail |
| 5 | EXT_HUSB_DN3 | Xaiv USB chaw nres nkoj tsis zoo cov ntaub ntawv teeb liab. Multiplexed nrog rov qab vaj huam sib luag connector P4. |
| 6 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas |
| 7 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 8 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas |
| 9 | JTAG_NTWS | Processor JTAG interface. Kuaj pib dua teeb liab. |
| 10 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 11 | JTAG_TMS | Processor JTAG interface. Test hom xaiv teeb liab. |
| 12 | VCC_SOM | IOT-GATE-iMX8 3.7V fais fab rail |
| 13 | JTAG_ TSO | Processor JTAG interface. Test cov ntaub ntawv tawm teeb liab. |
| 14 | VCC_SOM | IOT-GATE-iMX8 3.7V fais fab rail |
| 15 | JTAG_ TSI | Processor JTAG interface. Test cov ntaub ntawv hauv teeb liab. |
| 16 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 17 | JTAG_TXK | Processor JTAG interface. Xeem moos teeb liab. |
| 18 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 19 | JTAG_MOD | Processor JTAG interface. JTAG hom teeb liab. |
| 20 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 21 | VCC_5V | IOT-GATE-iMX8 5V fais fab rail |
| 22 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 23 | VCC_5V | IOT-GATE-iMX8 5V fais fab rail |
| 32 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 33 | QSPIA_DATA3 | Multifunctional teeb liab. Muaj nuj nqi: QSPIA_DATA3, GPIO3_IO[9] |
| 34 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 35 | QSPIA_DATA2 | Multifunctional teeb liab. Muaj nuj nqi: QSPI_A_DATA2, GPIO3_IO[8] |
| 36 | ECSPI2_MISO/UART4_CTS | Multifunctional teeb liab. Muaj cov haujlwm: ECSPI2_MISO, UART4_CTS, GPIO5_IO[12] |
| 37 | QSPIA_DATA1 | Multifunctional teeb liab. Muaj nuj nqi: QSPI_A_DATA1, GPIO3_IO[7] |
| 38 | ECSPI2_SS0/UART4_RTS | Multifunctional teeb liab. Muaj cov haujlwm: ECSPI2_SS0, UART4_RTS, GPIO5_IO[13] |
| 39 | QSPIA_DATA0 | Multifunctional teeb liab. Muaj nuj nqi: QSPI_A_DATA0, GPIO3_IO[6] |
| 40 | ECSPI2_SCLK/UART4_RX | Multifunctional teeb liab. Muaj cov haujlwm: ECSPI2_SCLK, UART4_RXD, GPIO5_IO[10] |
| 41 | QSPIA_NSS0 | Multifunctional teeb liab. Muaj nuj nqi: QSPI_A_SS0_B, GPIO3_IO[1] |
| 42 | ECSPI2_MOSI/UART4_TX | Multifunctional teeb liab. Muaj cov haujlwm: ECSPI2_MOSI, UART4_TXD, GPIO5_IO[11] |
| 43 | QSPIA_SCLK | Multifunctional teeb liab. Muaj nuj nqi: QSPI_A_SCLK, GPIO3_IO[0] |
| 44 | VCC_SOM | IOT-GATE-iMX8 3.7V fais fab rail |
| 45 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 46 | VCC_SOM | IOT-GATE-iMX8 3.7V fais fab rail |
| 47 | DSI_DN3 | MIPI-DSI, data diff-pair #3 negative |
| 48 | I2C4_SCL_CM | Multifunctional teeb liab. Muaj nuj nqi: I2C4_SCL, PWM2_OUT, GPIO5_IO[20] |
| 49 | DSI_DP3 | MIPI-DSI, data diff-pair #3 zoo |
| 50 | I2C4_SDA_CM | Multifunctional teeb liab. Muaj cov haujlwm: I2C4_SDA, PWM1_OUT, GPIO5_IO[21] |
| 51 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 52 | SAI3_TXC | Multifunctional teeb liab. Muaj cov haujlwm: GPT1_COMPARE2, UART2_TXD, GPIO5_IO[0] |
| 53 | DSI_DN2 | MIPI-DSI, data diff-pair #2 negative |
| 54 | SAI3_TXFS | Multifunctional teeb liab. Muaj cov haujlwm: GPT1_CAPTURE2, UART2_RXD, GPIO4_IO[31] |
| 55 | DSI_DP2 | MIPI-DSI, data diff-pair #2 zoo |
| 56 | UART4_TXD | Multifunctional teeb liab. Muaj cov haujlwm: UART4_TXD, UART2_RTS, GPIO5_IO[29] |
| 57 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 58 | UART2_RXD/ECSPI3_MISO | Multifunctional teeb liab. Muaj cov haujlwm: UART2_RXD, ECSPI3_MISO, GPIO5_IO[24] |
| 59 | DSI_DN1 | MIPI-DSI, data diff-pair #1 negative |
| 60 | UART2_TXD/ECSPI3_SS0 | Multifunctional teeb liab. Muaj nuj nqi: UART2_TXD, ECSPI3_SS0, GPIO5_IO[25] |
| 61 | DSI_DP1 | MIPI-DSI, data diff-pair #1 zoo |
| 62 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 63 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 64 | TSEV | Khaws cia rau yav tom ntej siv. Yuav tsum tau sab laug tsis txuas. |
| 65 | DSI_DN0 | MIPI-DSI, data diff-pair #0 negative |
| 66 | UART4_RXD | Multifunctional teeb liab. Muaj cov haujlwm: UART4_RXD, UART2_CTS, GPIO5_IO[28] |
| 67 | DSI_DP0 | MIPI-DSI, data diff-pair #0 zoo |
| 68 | ECSPI3_SCLK | Multifunctional teeb liab. Muaj nuj nqi: ECSPI3_SCLK, GPIO5_IO[22] |
| 69 | GND | IOT-GATE-iMX8 feem ntau hauv av |
| 70 | ECSPI3_MOSI | Multifunctional teeb liab. Muaj nuj nqi: ECSPI3_MOSI, GPIO5_IO[23] |
| 71 | DSI_CKN | MIPI-DSI, moos diff-pair negative |
| 72 | EXT_PWRBTNn | IOT-GATE-iMX8 ON/OFF teeb liab |
| 73 | DSI_CKP | MIPI-DSI, moos diff-pair zoo |
| 74 | EXT_RESETn | IOT-GATE-iMX8 txias pib dua teeb liab |
| 75 | GND | IOT-GATE-iMX8 feem ntau hauv av |
5.10
Industrial I/O add-on board
Table 15 Industrial I/O add-on connector pin-out
| I / O module | Pin | Singal |
| A | 1 | RS232_TXD / RS485_POS / CAN_H / 4-20_mA_IN+ |
| 2 | ISO_GND_A | |
| 3 | RS232_RXD / RS485_NEG / CAN_L | |
| 4 | NC | |
| 5 | 4-20_mA_IN- | |
| B | 6 | 4-20_mA_IN- |
| 7 | RS232_TXD / RS485_POS / CAN_H / 4-20_mA_IN+ | |
| 8 | ISO_GND_B | |
| 9 | RS232_RXD / RS485_NEG / CAN_L | |
| 10 | NC | |
| C | 11 | OUT0 |
| 12 | OUT2 | |
| 13 | OUT1 | |
| 14 | OUT3 | |
| 15 | ib 0 | |
| 16 | ib 2 | |
| 17 | ib 1 | |
| 18 | ib 3 | |
| 19 | 24 V_ IB | |
| 20 | ISO_GND_C |
Table 16 Industrial I/O add-on connector data
| Hom Connector | Pin numbering |
| P/N: Kunacon PDFD25420500K 20-pin dual-raw plug nrog thawb-nyob rau hauv lub caij nplooj ntoos hlav txuas Xauv: ntsia hlau flange Pitch: 2.54 hli Hlau hla ntu: AWG 20 - AWG 30 |
 |
5.11 Qhov taw qhia LEDs
Cov lus hauv qab no piav qhia txog IOT-GATE-iMX8 qhov taw qhia LEDs.
Table 17 Fais fab LED (DS1)
| Main fais fab txuas | LED lub xeev |
| Yog lawm | On |
| Tsis muaj | Tawm |
Table 18 Tus neeg siv LED (DS4)
Lub hom phiaj dav dav LED (DS4) yog tswj los ntawm SoC GPIOs GP3_IO19 thiab GP3_IO25.
| GP3_IO19 xeev | GP3_IO25 xeev | LED lub xeev |
| Tsawg | Tsawg | Tawm |
| Tsawg | Siab | Ntsuab |
| Siab | Tsawg | Daj |
| Siab | Siab | Txiv kab ntxwv |
5.12 Kav hlau txais xov Connectors
IOT-GATE-iMX8 nta txog plaub RP-SMA txuas rau cov kav hlau txais xov sab nraud.
Table 19 Default antenna connector assignment
| Txuas | Muaj nuj nqi |
| TIAB SA 1 | WiFi-A / BT kav hlau txais xov |
| TIAB SA 2 | WiFi-B kav hlau txais xov |
| TIAB SA 3 | Modem GNSS kav hlau txais xov |
| TIAB SA 4 | Modem MAIN kav hlau txais xov |
5.13 PoE add-on RJ45 Ethernet Connector
IOT-GATE-iMX8 PoE ntxiv-ntawm Ethernet chaw nres nkoj yog xa mus rau tus qauv RJ45 txuas ntawm sab laug vaj huam sib luag. Yog xav paub ntxiv, thov mus saib tshooj 3.11 ntawm daim ntawv no.
MECHANICAL DRAWINGS
IOT-GATE-iMX8 3D qauv muaj rau rub tawm ntawm:
https://www.compulab.com/products/iot-gateways/iot-gate-imx8-industrial-arm-iot-gateway/#devres
KEV UA HAUJ LWM
7.1 Cov qhabnias siab tshaj plaws
Table 20 Qhov Kev Ntsuas Siab Tshaj Plaws
| Parameter | Min | Max | Chav tsev |
| Main fais fab mov voltage | - 0.3 Nws | 40 | V |
7.2 Pom zoo rau kev ua haujlwm
Table 21 Pom zoo rau kev ua haujlwm
| Parameter | Min | Ntaus. | Max | Chav tsev |
| Main fais fab mov voltage | 8 | 12 | 36 | V |
7.3 Hom Kev Siv Hluav Taws Xob
Table 22 IOT-GATE-iMX8 Hom Fais Fab Siv
| Siv li cas | Siv cov lus piav qhia | Tam sim no | Hwj chim |
| Linux tsis ua haujlwm | Linux nce, Ethernet nce, tsis muaj haujlwm | 220 mA | 2.6 W |
| Wi-Fi lossis Ethernet cov ntaub ntawv hloov pauv | Linux nce + nquag ethernet lossis Wi-Fi cov ntaub ntawv xa mus | 300 mA | 3.6 W |
| Cellular modem hloov cov ntaub ntawv | Linux nce + nquag modem cov ntaub ntawv xa mus | 420 mA | 5W |
| Kev sib xyaw hnyav hnyav tsis muaj kev ua haujlwm ntawm tes | CPU thiab nco kev nyuaj siab-kuaj + Wi-Fi khiav + Bluetooth khiav + Ethernet kev ua + LEDs |
400 mA |
4.8 W |
| Hnyav sib xyaw nrog cov khoom siv cellular modem cov ntaub ntawv hloov chaw | CPU thiab nco kev nyuaj siab-test + nquag modem cov ntaub ntawv xa mus |
600 mA |
7.2 W |
Kev siv hluav taws xob tau ntsuas nrog kev teeb tsa hauv qab no:
- Configuration – IOTG-IMX8-D4-NA32-WB-JS7600G-FARS4-FBCAN-PS-XL
- Txheem IOT-GATE-IMX8 12VDC PSU
- Software pawg - Tshuag Debian (Bullseye) rau IOT-GATE-iMX8 v3.1.2
Cov ntaub ntawv / Cov ntaub ntawv
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CompuLab IOT-GATE-iMX8 Muaj Raspberry Pi IoT Gateway [ua pdf] Cov neeg siv phau ntawv qhia IOT-GATE-iMX8 Muaj Raspberry Pi IoT Gateway, IOT-GATE-iMX8, Muaj Raspberry Pi IoT Gateway, Raspberry Pi IoT Gateway, Pi IoT Gateway |
