IOT-GATE-iMX8 Industrial Raspberry Pi IoT Gateway
Umhlahlandlela Womsebenzisi
IOT-GATE-iMX8 Industrial Raspberry Pi IoT Gateway
© 2023 CompuLab
Asikho isiqinisekiso sokunemba esinikiwe mayelana nokuqukethwe kolwazi oluqukethwe kulolu shicilelo. Ngokwezinga elivunyelwe umthetho, akukho sikweletu (kuhlanganise nesikweletu sanoma yimuphi umuntu ngenxa yokunganaki) esiyokwamukelwa yi-CompuLab, izinkampani ezingaphansi kwayo noma abasebenzi nganoma yikuphi ukulahlekelwa okuqondile noma okungaqondile noma umonakalo odalwe ukweqiwa noma ukunemba kulo mbhalo. I-CompuLab inelungelo lokushintsha imininingwane kulokhu kushicilelwa ngaphandle kwesaziso. Amagama omkhiqizo nawezinkampani lapha angaba yizimpawu zokuthengisa zabanikazi bazo.
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Ithebula 1 Amanothi Okubuyekeza Idokhumenti
| Usuku | Incazelo |
| Meyi 2020 | ·Ukukhishwa kokuqala |
| Juni 2020 | ·Kwengezwe ithebula lephinikhodi le-P41 esigabeni 5.9 ·Kungezwe izinombolo zephinikhodi yesixhumi ezigabeni 5.4 no-5.10 |
| Agasti 2020 | ·Kungezwe izigaba zezengezo ze-I/O 3.10 kanye no-5.10 |
| Septhemba 2020 | ·Inombolo elungisiwe ye-LED GPIO esigabeni 5.12 |
| Februwari 2021 | ·Kukhishwe isigaba sefa |
| Okthoba 2021 | ·Amamodi asekelwayo e-CAN abuyekeziwe esigabeni 3.10.2 ·Uhlobo lwesixhumi se-antenna esingashintshi esigabeni 5.12 |
| Mashi 2022 | · Incazelo yezengezo ye-PoE engeziwe ezigabeni 3.11 no-5.13 |
| Januwari 2023 | · Kwengezwe incazelo yesengezo engu-4–20mA ezigabeni 3.10, 3.10.5 kanye no-5.10 · Umdwebo wephaneli yesokunxele ebuyekeziwe esigabeni 5.1.3 · Kubuyekezwe umdwebo wezintambo wedijithali ophumayo esigabeni 3.10.4 · Kwengezwe izimo zokusebenza ze-digital I/O esigabeni 3.10.4 |
| Februwari 2023 | · Kwengezwe ukusetshenziswa kwamandla okujwayelekile esigabeni 7.3 · Ithebula lesabelo lesixhumi se-antenna elilungisiwe esigabeni 5.12 |
ISINGENISO
1.1 Mayelana Nalo Mqulu
Lo mbhalo uyingxenye yeqoqo lamadokhumenti ahlinzeka ngolwazi oludingekayo ukuze usebenze futhi uhlele i-Compulab IOT-GATE-iMX8.
1.2 Imibhalo Ehlobene
Ukuze uthole ulwazi olwengeziwe olungafakwanga kuleli bhukwana, sicela ubheke imibhalo esohlwini lweThebula lesi-2.
Ithebula 2 Imibhalo Ehlobene
| Idokhumenti | Indawo |
| Izinsiza zokuklama ze-IOT-GATE-iMX8 | https://www.compulab.com/products/iot-gateways/iot-gate-imx8- industrial-arm-iot-gateway/#devres |
PHELILEVIEW
2.1 Amaphuzu avelele
- I-NXP i.MX8M Mini CPU, i-quad-core Cortex-A53
- Kufika ku-4GB RAM kanye ne-128GB eMMC
- Imodemu ye-LTE, i-WiFi ac, i-Bluetooth 5.1
- 2x Ethernet, 3x USB2, RS485 / RS232, CAN-FD
- Amabhodi okunweba e-I/O ngokwezifiso
- Idizayini engenabalandeli ku-aluminium, izindlu ezimazombezombe
- Idizayinelwe ukwethembeka nokusebenza okungu-24/7
- Izinga lokushisa elibanzi lika -40C kuya ku-80C
- Iwaranti yeminyaka emi-5 kanye nokutholakala kweminyaka eyi-15
- Okokufaka okubanzi voltaguhla lwe-8V kuya ku-36V
- I-Debian Linux kanye ne-Yocto Project
2.2 Imininingwane
Ithebula 3 CPU, RAM kanye Isitoreji
| Isici | Imininingwane |
| CPU | I-NXP i.MX8M Mini, i-quad-core ARM Cortex-A53, 1.8GHz |
| I-Real-Time Co-processor | I-ARM Cortex-M4 |
| RAM | 1GB – 4GB, LPDDR4 |
| Isitoreji Esiyinhloko | I-4GB - 64GB eMMC flash, idayiswe ebhodini |
| Isitoreji Sesibili | 16GB – 64GB eMMC flash, imojula ozikhethela yona |
Ithebula 4 Inethiwekhi
| Isici | Imininingwane |
| I-LAN | Imbobo ye-Ethernet engu-1x 1000Mbps, isixhumi se-RJ45 |
| Imbobo ye-Ethernet engu-1x 100Mbps, isixhumi se-RJ45 | |
| I-WiFi | 802.11ac WiFi interface Intel WiFi 6 AX200 module |
| I-Bluetooth | Imojula ye-Bluetooth 5.1 BLE Intel WiFi 6 AX200 |
| Iselula | I-4G/LTE CAT1 imojuli yeselula, i-Simcom SIM7600G * ngesokhethi ye-mini-PCie |
| Isokhethi yekhadi le-micro-SIM elisebhodini | |
| I-GNSS | I-GPS / GLONASS Isetshenziswe nge-Simcom SIM7600G module |
Ithebula 5 I/O kanye nohlelo
| Isici | Imininingwane |
| I-PCI Express | Isokhethi eyisisekelo ye-mini-PCIe, usayizi ogcwele * esetshenziselwa imojuli ye-WiFi/BT lapho inketho ethi “WB” ikhona |
| Isokhethi yesibili ye-mini-PCIe, i-USB kuphela, usayizi ogcwele * isetshenziselwa imodemu yeselula uma inketho ethi “JS7600G” ikhona |
|
| I-USB | 3x USB2.0 izimbobo, izixhumi zohlobo A |
| I-serial | I-1x RS485 (i-half-duplex) / i-RS232 port, i-terminal-block |
| I-1x serial console nge-UART-to-USB bridge, micro-USB connector | |
| I/O Imojuli Yokunweba | Kufika ku-2x CAN-FD / RS485 / RS232, isixhumi esihlukanisiwe, esivimbekile |
| Okokufaka kwedijithali okungu-4x + okuphumayo kwedijithali okungu-4x, okukodwa, isixhumi se-terminal-block | |
| Ukunwetshwa | Isixhumi sokunweba samabhodi ezengezo 2x SPI, 2x UART, I2C, 12x GPIO |
| Ezokuphepha | Ibhuthi evikelekile, esetshenziswa ngemojula ye-i.MX8M Mini HAB |
| I-RTC | Iwashi lesikhathi sangempela elisetshenziswa ebhethrini le-coin-cell elisebhodini |
Ithebula 6 Ezogesi, Ezemishini Nezemvelo
| I-Supply Voltage | I-8V engalawulwayo kuya ku-36V |
| Ukusetshenziswa kwamandla | 2W – 7W, kuye ngomthwalo wesistimu nokucushwa |
| Ubukhulu | 112 x 84 x 25 mm |
| Impahla Ebiyelwe | Izindlu ze-aluminium |
| Ukupholisa | Ukupholisa okwenziwayo, umklamo ongena fan |
| Isisindo | awu 450g |
| I-MTTF | > 200,000 amahora |
| Izinga lokushisa lokusebenza | Ezentengiso: 0° ukuya ku-60° C Kwandisiwe: -20° ukuya ku-60°C Imboni: -40° ukuya ku-80°C |
IZIQINISEKISO ZOHLELO
3.1 NXP I.MX8M Mini Soc
Umndeni wamaphrosesa we-NXP i.MX8M Mini uhlanganisa ukuqaliswa okuthuthukisiwe kwe-quad ARM® Cortex®-A53 core, esebenza ngesivinini esingafika ku-1.8 GHz. Iphrosesa yenhloso evamile ye-Cortex®-M4 core inika amandla ukucutshungulwa kwamandla aphansi.
Umfanekiso 1 i.MX8M Mini Block Diagram 
3.2 Inkumbulo Yohlelo
3.2.1 I-DRAM
I-IOT-GATE-iMX8 iyatholakala ngememori efika ku-4GB ye-LPDDR4 esebhodini.
3.2.2 Isitoreji Esiyisisekelo
I-IOT-GATE-iMX8 ifaka inkumbulo efika ku-64GB ye-soldered on-board eMMC yokugcina i-bootloader kanye nohlelo olusebenzayo(kernel androot fileuhlelo). Isikhala esisele se-EMMC singasetshenziselwa ukugcina idatha yenjongo evamile (yomsebenzisi).
3.2.3 Isitoreji Sesibili
I-IOT-GATE-iMX8 inemojula ye-eMMC ekhethwayo evumela ukukhulisa inkumbulo engaguquguquki yesistimu ukuze kugcinwe idatha eyengeziwe, ukwenza ikhophi yasenqolobaneni yesitoreji esiyinhloko noma ukufakwa kwesistimu yokusebenza yesibili. I-eMMC module ifakwe kusokhethi P14.
3.3 I-WiFi ne-Bluetooth
I-IOT-GATE-iMX8 ingahlanganiswa ngokuzithandela nemojula ye-Intel WiFi 6 AX200 ehlinzeka nge-2×2 WiFi 802.11ax ne-Bluetooth 5.1 interface.
Imojula ye-AX200 ihlanganiswe kusokhethi mini-PCIe #1 (P6).
Uxhumano lwe-WiFi / Bluetooth lwe-antenna luyatholakala ngezixhumi ze-RP-SMA kuphaneli eseceleni ye-IOT-GATE-iMX8.
3.4 Iselula neGPS
I-interface yeselula ye-IOT-GATE-iMX8 isetshenziswa ngemojuli yemodemu encane ye-PCIe kanye nesokhethi ye-microSIM.
Ukuze uhlele i-IOT-GATE-iMX8 yokusebenza kweselula faka i-SIM khadi esebenzayo kusokhethi ye-micro-SIM P12. Imojuli yeselula kufanele ifakwe ku-mini-PCIe socket P8.
Imojuli yemodemu yeselula iphinde isebenzise i-GNNS / GPS.
Ukuxhumeka kwe-antenna yemodemu kuyatholakala ngezixhumi ze-RP-SMA kuphaneli eseceleni ye-IOT-GATE-iMX8. I-CompuLab ihlinzeka nge-IOT-GATE-iMX8 ngezinketho ezilandelayo zemodemu yeselula:
- Imojuli ye-4G/LTE CAT1, i-Simcom SIM7600G (amabhendi omhlaba)
Umdwebo 2 wesevisi - imodemu yeselula 
3.5 I-Ethernet
I-IOT-GATE-iMX8 ihlanganisa izimbobo ezimbili ze-Ethernet:
- I-ETH1 – imbobo eyinhloko engu-1000Mbps esetshenziswa nge-i.MX8M Mini MAC kanye ne-Atheros AR8033 PHY
- I-ETH2 - Imbobo yesibili engu-100Mbps isetshenziswa ngesilawuli se-Microchip LAN9514
Izimbobo ze-Ethernet zitholakala kusixhumi esikabili se-RJ45 P46.
3.6 i-USB 2.0
I-IOT-GATE-iMX8 inezimbobo zokusingatha ze-USB2.0 zangaphandle ezintathu. Amachweba aqondiswe kuzixhumi ze-USB P3, P4 kanye ne-J4. Iphaneli yangaphambili Imbobo ye-USB (J4) isetshenziswa ngokuqondile nge-i.MX8M Mini yomdabu ye-USB interface. Izimbobo zamaphaneli angemuva (P3, P4) zisetshenziswa ngehabhu le-USB elisebhodini.
3.7 RS485 / RS232
I-IOT-GATE-iMX8 inembobo elungisekayo ye-RS485 / RS232 esetshenziswa nge-transceiver ye-SP330 exhunywe ku-NXP i.MX8M Mini UART port. Izimpawu zembobo zihanjiswa kusixhumi se-terminal block P7.
3.8 I-Serial Debug Console
I-IOT-GATE-IMX8 ifaka ikhonsoli yokususa iphutha ye-serial ngebhuloho le-UART-kuya-USB phezu kwesixhumi esincane se-USB P5. Ibhuloho le-CP2104 UART-to-USB lixhunywe nembobo ye-i.MX8M Mini UART. Izimpawu ze-CP2104 USB zihanjiswa kusixhumi se-USB esincane esitholakala kuphaneli yangaphambili.
3.9 I/O Isokhethi Yokunweba
I-IOT-GATE-iMX8 isixhumi esibonakalayo sokunweba siyatholakala ku-M.2 Key-E isokhethi P41. Isixhumi sokunweba sivumela ukuhlanganisa amabhodi okwengeza e-I/O ku-IOT-GATE-iMX8. Isixhumi esinwebisayo sihlanganisa isethi yokuxhumana eshumekiwe njenge-I2C, SPI, UART kanye nama-GPIO. Zonke izixhumanisi zithathwe ngokuqondile ku-i.MX8M Mini SoC.
3.10 Isengezo se-I/O Yezimboni
I-IOT-GATE-iMX8 ingahlanganiswa ngokuzithandela nebhodi lesengezo le-I/O yezimboni elifakwe kusokhethi sokunweba se-I/O. Isengezo se-I/O yezimboni sihlanganisa amamojula ahlukene afika kwamathathu e-I/O avumela ukusebenzisa inhlanganisela ehlukene ye-CAN, RS485, RS232, okuphumayo kwedijithali nokokufaka. Ithebula elilandelayo libonisa izinhlanganisela ze-I/O ezisekelwayo namakhodi oku-oda.
Ithebula 7 Isengezo se-I/O Yezimboni - izinhlanganisela ezisekelwayo
| Umsebenzi | Ikhodi yoku-oda | |
| I/O module A | I-RS232 (rx/tx) | I-FARS2 |
| I-RS485 (2-wire) | I-FARS4 | |
| I-CAN-FD | I-FACAN | |
| 4–20mA okokufaka | I-FACL42 | |
| I/O module B | I-RS232 (rx/tx) | I-FBRS2 |
| I-RS485 (2-wire) | I-FBRS4 | |
| I-CAN-FD | I-FBCAN | |
| 4–20mA okokufaka | I-FBCL42 | |
| I/O module C | 4x DI + 4x YENZA | I-FCDIO |
Inhlanganisela exampkancane:
- Ku-2x RS485 ikhodi yoku-oda izoba IOTG-IMX8-…-FARS4-FBRS4-…
- Ku-RS485 + CAN + 4xDI+4xDO ikhodi yoku-oda izoba IOTG-IMX8-…-FARS4-FBCAN-FCDIO…
Ukuze uthole imininingwane yesixhumi sicela ubheke esigabeni 5.10
3.10.1 RS485
Umsebenzi we-RS485 usetshenziswa nge-transceiver engu-MAX13488 exhunywe nembobo ye-i.MX8M-Mini UART. Izici ezibalulekile:
- 2-wire, half-duplex
- Ukuhlukaniswa kwe-galvanic kuyunithi eyinhloko namanye amamojula e-I/O
- Izinga le-baud elihlelekayo lokufika kokungu-4Mbps
- Isoftware elawulwa yi-120ohm termination resistor
3.10.2 I-CAN-FD
Umsebenzi we-CAN usetshenziswa ngesilawuli se-MCP2518FD esixhunywe nembobo ye-i.MX8M-Mini SPI.
- Isekela izindlela ze-CAN 2.0A, CAN 2.0B kanye ne-CAN FD
- Ukuhlukaniswa kwe-galvanic kuyunithi eyinhloko namanye amamojula e-I/O
- Izinga ledatha lifika ku-8Mbps
3.10.3 RS232
Umsebenzi we-RS232 usetshenziswa nge-transceiver engu-MAX3221 (noma ehambisanayo) exhunywe nembobo ye-i.MX8MMini UART. Izici ezibalulekile:
- I-RX/TX kuphela
- Ukuhlukaniswa kwe-galvanic kuyunithi eyinhloko namanye amamojula e-I/O
- Izinga le-baud elihlelekayo lokufika ku-250kbps
3.10.4 Okokufaka nokuphumayo kwedijithali
Okokufaka kwedijithali okune kwenziwa ngokuqedwa kwedijithali kwe-CLT3-4B ngokuya nge-EN 61131-2. Imiphumela emine yedijithali isetshenziswa nge-VNI4140K edluliselwe esimweni esiqinile ngokuvumelana ne-EN 61131-2. Izici ezibalulekile:
- Idizayinelwe izisetshenziswa ze-24V PLC
- Ukuhlukaniswa kwe-galvanic kuyunithi eyinhloko namanye amamojula e-I/O
- Okuphumayo kwedijithali okuphezulu kokuphumayo kwamanje - 0.5A isiteshi ngasinye
Ithebula 8 Izimo Zokusebenza ze-I/O Yedijithali
| Ipharamitha | Incazelo | Okuncane | Thayipha. | Ubukhulu | Iyunithi |
| 24V_IN | Ukunikezwa kwamandla kwangaphandle voltage | 12 | 24 | 30 | V |
| I-VIN Ephansi | Umthamo omkhulu wokufakatage yaziwa ngokuthi LOW | 4 | V | ||
| Inani eliphakeme kakhulu lama-VIN | Ivolumu encane yokufakatagyaziwa ngokuthi HIGH | 6 | V |
Umfanekiso 3 Okukhiphayo kwedijithali - i-wiring ex evamileample
Umfanekiso 4 Okokufaka kwedijithali - izintambo ezijwayelekile example 
3.10.5 4–20mA okokufaka
Okokufaka okungu-4–20mA kusetshenziswa nge-Maxim MAX11108 12-bit ADC.
I-ADC ihlukaniswe neyunithi enkulu ye-IOT-GATE-IMX8. Isekhethi yokufaka ye-ADC iboniswa esithombeni esingezansi.
Umfanekiso 5 4–20mA okokufaka - isekethe yokufaka ye-ADC 
3.11 Isengezo se-PoE
I-IOT-GATE-iMX8 ingahlanganiswa ngokuzithandela ngebhodi lesengezo le-PoE elifakwe kusokhethi sokunweba se-I/O. Isengezo se-PoE sisebenzisa enye imbobo ye-Ethernet engu-100Mbit enamandla wedivayisi ye-PoE. Uma ihlanganiswe nesengezo se-PoE (inketho yokumisa “i-FPOE”), i-IOT-GATE-iMX8 inganikwa amandla ngentambo yenethiwekhi enikwe amandla ye-POE PSE.
Imbobo ye-Ethernet yokwengeza ye-PoE isetshenziswa kusetshenziswa isilawuli se-Microchip LAN9500A. Ifakwe isengezo se-PoE, i-IOT-GATE-iMX8 iyidivayisi yekilasi ye-IEEE 802.3af engamukela kufika ku-13.5W kusuka kukhebuli yenethiwekhi. I-POE PD isetshenziswa nge-ON semiconductors NCP1090.
QAPHELA: Isengezo se-PoE sisebenzisa isokhethi yokunweba ye-I/O. Isengezo se-PoE asikwazi ukuhlanganiswa nesengezo se-I/O yezimboni nanoma imaphi amanye amabhodi ezengezo.
QAPHELA: Isilawuli se-Ethernet se-PoE sisebenzisa enye yezimbobo ze-USB zesistimu. Uma isengezo se-PoE sikhona, isixhumi sangemuva se-USB P4 siyacishwa.
I-LOGIC YOHLELO
4.1 Uhlelo olungaphansi lwamandla
4.1.1 Izinsimbi zikagesi
I-IOT-GATE-iMX8 inikwa amandla ngesitimela samandla esisodwa esinomthamo wokufakataguhla lwe-8V kuya ku-36V.
4.1.2 Amandla Amamodi
I-IOT-GATE-iMX8 isekela izindlela ezimbili zamandla wehadiwe.
Ithebula 9 Izindlela zamandla
| Imodi yamandla | Incazelo |
| ON | Wonke ama-rail amandla angaphakathi anikwe amandla. Imodi ifakwe ngokuzenzakalelayo lapho ugesi omkhulu uxhumekile. |
| VALIWE | I-i.MX8M Mini core power rails icishiwe, iningi lama-peripheral power rails licishiwe. |
4.1.3 Ibhethri Eliyisipele le-RTC
I-IOT-GATE-iMX8 ifaka ibhethri ye-lithium yemali engu-120mAh, egcina i-RTC esebhodini noma nini lapho ugesi omkhulu ungekho.
4.2 Iwashi Lesikhathi Sangempela
I-IOT-GATE-iMX8 RTC isetshenziswa ngewashi lesikhathi sangempela le-AM1805 (RTC). I-RTC ixhunywe ku-i.MX8M SoC isebenzisa isixhumi esibonakalayo se-I2C2 ekhelini elithi 0xD2/D3. Ibhethri eliyisipele le-IOT-GATE-iMX8 ligcina i-RTC isebenza ukuze igcine ulwazi lwewashi nesikhathi noma nini lapho ugesi omkhulu ungekho.
IMIBONO KANYE NEZINXHUMI
5.1 Izindawo zokuxhuma
5.1.1 Iphaneli langaphambili 
5.1.2 Iphaneli yangemuva
5.1.3 Iphaneli Elingakwesobunxele 
5.1.4 Iphaneli Eceleni Kwesokudla
5.1.5 I-Service Bay 
5.2 DC Power Jack (J1)
Isixhumi sokufaka amandla e-DC.
Ithebula 10 iphinikhodi yesixhumi se-J1
| Phina | Igama Lesignali |  |
| 1 | DC IN | |
| 2 | GND | |
Ithebula 11 J1 idatha yesixhumi
| Umkhiqizi | Mfg. P/N |
| Xhumana Nobuchwepheshe | I-DC-081HS(-2.5) |
Isixhumi sihambisana neyunithi yokuphakela amandla ye-IOT-GATE-iMX8 etholakala ku-CompuLab.
5.3 Izixhumi Zokusingatha I-USB (J4, P3, P4)
Izimbobo zokusingatha ze-IOT-GATE-iMX8 zangaphandle ze-USB2.0 zitholakala ngezixhumi ezintathu ze-USB ezijwayelekile zohlobo A (J4, P3, P4). Ukuze uthole imininingwane eyengeziwe, sicela ubheke isigaba 3.6 salo mbhalo.
5.4 RS485 / RS232 Isixhumi (P7)
I-IOT-GATE-iMX8 inezici ezilungisekayo ze-RS485 / RS232 eziqondiswe ku-terminal block P7. Imodi yokusebenza ye-RS485 / RS232 ilawulwa ku-software. Ukuze uthole imininingwane eyengeziwe sicela ubheke imibhalo ye-IOT-GATEiMX8 Linux.
Ithebula 12 P7 isixhumi pin-out
| Phina | Imodi ye-RS485 | Imodi ye-RS232 | Izinombolo zephinikhodi |
| 1 | RS485_NEG | RS232_TXD |
|
| 2 | RS485_POS | I-RS232_RTS | |
| 3 | GND | GND | |
| 4 | NC | I-RS232_CTS | |
| 5 | NC | I-RS232_RXD | |
| 6 | GND | GND |
5.5 I-Serial Debug Console (P5)
Isixhumi esibonakalayo se-IOT-GATE-iMX8 se-serial debug console sihanjiswa kusixhumi se-USB esincane se-P5. Ukuze uthole ulwazi olwengeziwe, sicela ubheke isigaba 3.8 salo mbhalo.
5.6 RJ45 Dual Ethernet Isixhumi (P46)
Izimbobo ezimbili ze-Ethernet ze-IOT-GATE-iMX8 zihanjiswa kusixhumi esikabili se-RJ45 P46. Ukuze uthole imininingwane eyengeziwe, sicela ubheke isigaba 3.5 salo mbhalo.
5.7 Isokhethi ye-USIM (P12)
Isokhethi ye-uSIM (P12) ixhunywe ku-mini-PCIe socket P8.
5.8 Amasokhethi e-Mini-PCIe (P6, P8)
I-IOT-GATE-iMX8 inamasokhethi amabili e-mini-PCIe (P6, P8) asebenzisa ukuxhumana okuhlukile futhi ahloselwe imisebenzi eyahlukene.
- Isokhethi le-Mini-PCie #1 lenzelwe ikakhulukazi amamojula we-WiFi adinga isixhumi esibonakalayo se-PCIe
- Isokhethi ye-Mini-PCIe #2 ihloselwe kakhulu amamodemu eselula namamojula we-LORA
Ithebula le-13 mini-PCIe socket interfaces
| Isixhumi esibonakalayo | Isokhethi le-mini-PCIe #1 (P6) | Isokhethi le-mini-PCIe #2 (P8) |
| PCIe | Yebo | Cha |
| I-USB | Yebo | Yebo |
| I-SIM | Cha | Yebo |
QAPHELA: Isokhethi le-Mini-PCIe #2 (P8) alifaki isikhombimsebenzisi se-PCIe.
5.9 I/O Isixhumi Sokwandisa (P41)
Isixhumi sokunweba se-IOT-GATE-iMX8 I/O P41 sivumela ukuxhuma amabhodi okungeza ku-IOT-GATE-iMX8.
Ezinye zesignali ye-P41 zithathwe ku-i.MX8M Mini ye-multifunctional pins. Ithebula elilandelayo lichaza iphinikhodi yesixhumi nemisebenzi yephinikhodi etholakalayo.
QAPHELA: Ukukhethwa komsebenzi wephinikhodi kulawulwa kusofthiwe.
QAPHELA: Iphinikhodi ngayinye enemisebenzi eminingi ingasetshenziselwa umsebenzi owodwa ngesikhathi.
QAPHELA: Iphinikhodi eyodwa kuphela engasetshenziswa kumsebenzi ngamunye (uma kwenzeka umsebenzi utholakala kuphinikhodi yebhodi yenkampani yenethiwekhi engaphezu kweyodwa).
Ithebula 14 P41 isixhumi pin-out
| Phina | Igama elithi Singal | Incazelo |
| 1 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 2 | VCC_3V3 | I-IOT-GATE-iMX8 3.3V ujantshi wamandla |
| 3 | EXT_HUB_DP3 | Isiginali yedatha ephozithivu yembobo ye-USB. Kuhlanganiswe kaningi ngesixhumi sephaneli yangemuva P4 |
| 4 | VCC_3V3 | I-IOT-GATE-iMX8 3.3V ujantshi wamandla |
| 5 | EXT_HUSB_DN3 | Uma uthanda isignali yedatha enegethivu yembobo ye-USB. Kuhlanganiswe kaningi ngesixhumi sephaneli yangemuva P4. |
| 6 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe |
| 7 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 8 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe |
| 9 | JTAG_NTRST | Iphrosesa JTAG esibonakalayo. Isiginali yokusetha kabusha yokuhlola. |
| 10 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 11 | JTAG_TMS | Iphrosesa JTAG esibonakalayo. Imodi yokuhlola khetha isignali. |
| 12 | VCC_SOM | I-IOT-GATE-iMX8 3.7V ujantshi wamandla |
| 13 | JTAG_TDO | Iphrosesa JTAG esibonakalayo. Hlola isignali yedatha. |
| 14 | VCC_SOM | I-IOT-GATE-iMX8 3.7V ujantshi wamandla |
| 15 | JTAG_TDI | Iphrosesa JTAG esibonakalayo. Hlola idatha kusignali. |
| 16 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 17 | JTAG_TCK | Iphrosesa JTAG esibonakalayo. Isignali yewashi lokuhlola. |
| 18 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 19 | JTAG_MOD | Iphrosesa JTAG esibonakalayo. JTAG isignali yemodi. |
| 20 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 21 | VCC_5V | I-IOT-GATE-iMX8 5V ujantshi wamandla |
| 22 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 23 | VCC_5V | I-IOT-GATE-iMX8 5V ujantshi wamandla |
| 32 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 33 | QSPIA_DATA3 | Isignali esebenzayo. Imisebenzi etholakalayo: QSPIA_DATA3, GPIO3_IO[9] |
| 34 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 35 | QSPIA_DATA2 | Isignali esebenzayo. Imisebenzi etholakalayo: QSPI_A_DATA2, GPIO3_IO[8] |
| 36 | ECSPI2_MISO/UART4_CTS | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI2_MISO, UART4_CTS, GPIO5_IO[12] |
| 37 | QSPIA_DATA1 | Isignali esebenzayo. Imisebenzi etholakalayo: QSPI_A_DATA1, GPIO3_IO[7] |
| 38 | ECSPI2_SS0/UART4_RTS | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI2_SS0, UART4_RTS, GPIO5_IO[13] |
| 39 | QSPIA_DATA0 | Isignali esebenzayo. Imisebenzi etholakalayo: QSPI_A_DATA0, GPIO3_IO[6] |
| 40 | ECSPI2_SCLK/UART4_RX | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI2_SCLK, UART4_RXD, GPIO5_IO[10] |
| 41 | QSPIA_NSS0 | Isignali esebenzayo. Imisebenzi etholakalayo: QSPI_A_SS0_B, GPIO3_IO[1] |
| 42 | ECSPI2_MOSI/UART4_TX | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI2_MOSI, UART4_TXD, GPIO5_IO[11] |
| 43 | QSPIA_SCLK | Isignali esebenzayo. Imisebenzi etholakalayo: QSPI_A_SCLK, GPIO3_IO[0] |
| 44 | VCC_SOM | I-IOT-GATE-iMX8 3.7V ujantshi wamandla |
| 45 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 46 | VCC_SOM | I-IOT-GATE-iMX8 3.7V ujantshi wamandla |
| 47 | I-DSI_DN3 | I-MIPI-DSI, i-data diff-pair #3 negative |
| 48 | I2C4_SCL_CM | Isignali esebenzayo. Imisebenzi etholakalayo: I2C4_SCL, PWM2_OUT, GPIO5_IO[20] |
| 49 | DSI_DP3 | I-MIPI-DSI, i-data diff-pair #3 positive |
| 50 | I2C4_SDA_CM | Isignali esebenzayo. Imisebenzi etholakalayo: I2C4_SDA, PWM1_OUT, GPIO5_IO[21] |
| 51 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 52 | I-SAI3_TXC | Isignali esebenzayo. Imisebenzi etholakalayo: GPT1_COMPARE2, UART2_TXD, GPIO5_IO[0] |
| 53 | I-DSI_DN2 | I-MIPI-DSI, i-data diff-pair #2 negative |
| 54 | I-SAI3_TXFS | Isignali esebenzayo. Imisebenzi etholakalayo: GPT1_CAPTURE2, UART2_RXD, GPIO4_IO[31] |
| 55 | DSI_DP2 | I-MIPI-DSI, i-data diff-pair #2 positive |
| 56 | UART4_TXD | Isignali esebenzayo. Imisebenzi etholakalayo: UART4_TXD, UART2_RTS, GPIO5_IO[29] |
| 57 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 58 | UART2_RXD/ECSPI3_MISO | Isignali esebenzayo. Imisebenzi etholakalayo: UART2_RXD, ECSPI3_MISO, GPIO5_IO[24] |
| 59 | I-DSI_DN1 | I-MIPI-DSI, i-data diff-pair #1 negative |
| 60 | UART2_TXD/ECSPI3_SS0 | Isignali esebenzayo. Imisebenzi etholakalayo: UART2_TXD, ECSPI3_SS0, GPIO5_IO[25] |
| 61 | DSI_DP1 | I-MIPI-DSI, i-data diff-pair #1 positive |
| 62 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 63 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 64 | IGCINIWE | Kugcinelwe ukusetshenziswa esikhathini esizayo. Kufanele ishiywe ingaxhunyiwe. |
| 65 | I-DSI_DN0 | I-MIPI-DSI, i-data diff-pair #0 negative |
| 66 | UART4_RXD | Isignali esebenzayo. Imisebenzi etholakalayo: UART4_RXD, UART2_CTS, GPIO5_IO[28] |
| 67 | DSI_DP0 | I-MIPI-DSI, i-data diff-pair #0 positive |
| 68 | ECSPI3_SCLK | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI3_SCLK, GPIO5_IO[22] |
| 69 | GND | I-IOT-GATE-iMX8 indawo evamile |
| 70 | ECSPI3_MOSI | Isignali esebenzayo. Imisebenzi etholakalayo: ECSPI3_MOSI, GPIO5_IO[23] |
| 71 | DSI_CKN | I-MIPI-DSI, iwashi i-diff-pair negative |
| 72 | EXT_PWRBTNn | Isiginali ye-IOT-GATE-iMX8 ON/OFF |
| 73 | DSI_CKP | I-MIPI-DSI, iwashi i-diff-pair positive |
| 74 | EXT_RESETn | I-IOT-GATE-iMX8 isignali yokusetha kabusha ebandayo |
| 75 | GND | I-IOT-GATE-iMX8 indawo evamile |
5.10
Ibhodi lezengezo le-I/O yezimboni
Ithebula 15 Iphinikhodi yesixhumi se-I/O Yezimboni
| I/O module | Phina | 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 | IN0 | |
| 16 | IN2 | |
| 17 | IN1 | |
| 18 | IN3 | |
| 19 | 24V_IN | |
| 20 | ISO_GND_C |
Ithebula 16 Idatha yesixhumi se-I/O Yezimboni
| Uhlobo lwesixhumi | Izinombolo zephinikhodi |
| P/N: Kunacon PDFD25420500K 20-pin ipulaki ephindwe kabili eluhlaza enoxhumo lwe-push-in spring Ukukhiya: i-screw flange Ukuphakama: 2.54 mm Ingxenye yentambo ephambanayo: AWG 20 – AWG 30 |
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5.11 Ama-LED ezinkomba
Amathebula angezansi achaza ama-LED ezinkomba ze-IOT-GATE-iMX8.
I-Table 17 Power LED (DS1)
| Amandla amakhulu axhunyiwe | Isimo se-LED |
| Yebo | On |
| Cha | Valiwe |
I-Table 18 User LED (DS4)
Inhloso evamile i-LED (DS4) ilawulwa yi-SoC GPIOs GP3_IO19 kanye ne-GP3_IO25.
| GP3_IO19 isimo | GP3_IO25 isimo | Isimo se-LED |
| Phansi | Phansi | Valiwe |
| Phansi | Phezulu | Okuhlaza |
| Phezulu | Phansi | Okuphuzi |
| Phezulu | Phezulu | iwolintshi |
5.12 Izixhumi ze-Antenna
I-IOT-GATE-iMX8 ihlanganisa izixhumi ezifika kwezine ze-RP-SMA zama-antenna angaphandle.
Ithebula 19 Umsebenzi omisiwe wesixhumi se-antenna
| Isixhumi | Umsebenzi |
| I-ANT1 | I-WiFi-A / BT antenna |
| I-ANT2 | I-antenna ye-WiFi-B |
| I-ANT3 | I-antenna yemodemu ye-GNSS |
| I-ANT4 | I-Modemu ENKULU uthi |
5.13 Isengezo se-PoE i-RJ45 Ethernet Isixhumi
Imbobo ye-Ethernet ye-IOT-GATE-iMX8 PoE ihanjiswa kusixhumi esijwayelekile se-RJ45 kuphaneli eseceleni kwesobunxele. Ukuze uthole imininingwane eyengeziwe, sicela ubheke isigaba 3.11 salo mbhalo.
IMIDLALO YOMCHWEPHEKO
Imodeli ye-IOT-GATE-iMX8 3D iyatholakala ukuze ilandwe ku:
https://www.compulab.com/products/iot-gateways/iot-gate-imx8-industrial-arm-iot-gateway/#devres
IZIMALI ZOKUSEBENZA
7.1 Izilinganiso Eziphelele Eziphelele
Ithebula 20 Izilinganiso Eziphelele Eziphelele
| Ipharamitha | Okuncane | Ubukhulu | Iyunithi |
| Umthamo omkhulu wamandla kagesitage | -0.3 | 40 | V |
7.2 Izimo Zokusebenza Ezinconyiwe
Ithebula lesi-21 Izimo Zokusebenza Ezinconyiwe
| Ipharamitha | Okuncane | Thayipha. | Ubukhulu | Iyunithi |
| Umthamo omkhulu wamandla kagesitage | 8 | 12 | 36 | V |
7.3 Ukusetshenziswa Okujwayelekile Kwamandla
Ithebula 22 IOT-GATE-iMX8 Ukusetshenziswa Kwamandla Okujwayelekile
| Sebenzisa icala | Sebenzisa incazelo yecala | Okwamanje | Amandla |
| I-Linux ayisebenzi | I-Linux phezulu, i-Ethernet phezulu, akukho msebenzi | 220mA | 2.6W |
| Ukudluliswa kwedatha ye-Wi-Fi noma ye-Ethernet | I-Linux up + i-ethernet esebenzayo noma ukudluliswa kwedatha ye-Wi-Fi | 300mA | 3.6W |
| Ukudluliswa kwedatha yemodemu yeselula | Linux up +imodemu esebenzayo yokudlulisa | 420mA | 5W |
| Umthwalo oxubile osindayo ngaphandle komsebenzi weselula | I-CPU nokuhlolwa kokucindezeleka kwenkumbulo + i-Wi-Fi esebenzayo + i-Bluetooth esebenzayo + umsebenzi we-Ethernet + ama-LED |
400mA |
4.8W |
| Umthwalo oxubile osindayo onokudluliswa kwedatha yemodemu yeselula esebenzayo | I-CPU nokuhlolwa kokucindezeleka kwenkumbulo + ukudluliswa kwedatha yemodemu esebenzayo |
600mA |
7.2W |
Ukusetshenziswa kwamandla kukalwe ngokusethwa okulandelayo:
- Configuration – IOTG-IMX8-D4-NA32-WB-JS7600G-FARS4-FBCAN-PS-XL
- I-IOT-GATE-IMX8 12VDC PSU ejwayelekile
- Isitaki sesoftware – isitaki se-Debian (Bullseye) se-IOT-GATE-iMX8 v3.1.2
Amadokhumenti / Izinsiza
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I-CompuLab IOT-GATE-iMX8 Industrial Raspberry Pi IoT Gateway [pdf] Umhlahlandlela Womsebenzisi IOT-GATE-iMX8 Industrial Raspberry Pi IoT Gateway, IOT-GATE-iMX8, Industrial Raspberry Pi IoT Gateway, Raspberry Pi IoT Gateway, Pi IoT Gateway |
