DUSUN DSGW-010C IoT eti Computer Gateway olumulo Itọsọna

Itọsọna Ibẹrẹ Yiyara ṣe alaye awọn ipilẹ: bi o ṣe le sopọ ati ṣeto ibi-afẹde rẹ lori nẹtiwọọki; Bii o ṣe le fi SDK sori ẹrọ; ati bi o ṣe le kọ awọn aworan famuwia.
Ohun elo Olùgbéejáde Sọfitiwia Linux (SDK) jẹ ohun elo ifibọ ati suite sọfitiwia ti o fun laaye awọn olupilẹṣẹ Linux lati ṣẹda awọn ohun elo lori ẹnu-ọna Dusun's DSGW-010C.
Ipilẹ lori ekuro Linux 4.4, ati jijẹ sọfitiwia orisun ṣiṣi ti o wa tẹlẹ, SDK jẹ ki ilana ti ṣafikun awọn ohun elo aṣa. Awọn awakọ ẹrọ, ohun elo irinṣẹ GNU, Iṣeto ti a ti pinnu tẹlẹfiles, ati sample ohun elo ti wa ni gbogbo ninu.

Gateway Alaye

2.1 Alaye ipilẹ
SOC: PX30 Quad-mojuto ARM kotesi-A53
2GB lori-ọkọ Ramu
32GB eMMC
Ipilẹ lori LoRa Concentrator Engine: Semtech SX1302
Agbara TX to 27dBm, ifamọ RX si isalẹ -139dBm @SF12, BW125kHz
LoRa Igbohunsafẹfẹ atilẹyin iye: RU864, IN865, EU868, US915, AU915, KR920, AS923.
Ṣe atilẹyin Wi-Fi 2.4G/5G IEEE 802.11b/g/n/ac
Ṣe atilẹyin BLE5.0
Ṣe atilẹyin GPS, GLONASS, Galileo ati QZSS
Atilẹyin IP66 mabomire ile

2.2 Ni wiwo

Eto afojusun

Abala yii ṣapejuwe bi o ṣe le sopọ ẹnu-ọna sinu kọnputa agbalejo rẹ ati nẹtiwọọki.

Nsopọ ẹnu-ọna kan - Agbara

Rii daju pe ohun ti nmu badọgba agbara jẹ 5V/3A.
Yan ohun ti nmu badọgba plug agbara ti o yẹ fun ipo agbegbe rẹ. Fi sii sinu Iho lori awọn Universal Power Ipese; lẹhinna pulọọgi ipese agbara sinu iṣan.

So plug o wu ti ipese agbara si ẹnu-ọna

Sisopọ ẹnu-ọna kan – ibudo USB

So opin okun USB kan pọ si ibudo USB lori kọǹpútà alágbèéká tabi tabili tabili

So opin okun USB miiran pọ si ibudo USB lori ẹnu-ọna.

Nsopọ PCBA ọkọ - Serial Port
Ti o ba fẹ lati ṣatunṣe ẹnu-ọna, o le ṣii ikarahun naa, So PC pọ mọ igbimọ PCBA nipasẹ Serial si ọpa USB.
Alawọ ewe: GND
Blue: RX
Brown: TX

Ṣe akopọ Ayika lati Kọ

Jọwọ lo ubuntu 18.04 .iso aworan lati ṣeto agbegbe kikọ rẹ. O le lo ẹrọ foju tabi PC ti ara lati fi sori ẹrọ ubuntu 18.04.

4.1 foju Machine
A ṣe iṣeduro pe awọn olumulo alakobere lo awọn ẹrọ foju, fi Ubuntu 18.04 sori ẹrọ foju, ki o fi aaye disk to (o kere ju 100G) fun ẹrọ foju.

4.2 Ubuntu PC Ṣe akopọ Ayika lati Kọ
Lilo awọn olumulo akojọpọ ẹrọ ti ara le lo PC ubuntu kan.

SDK Akomora ati igbaradi

5.1 Ṣe igbasilẹ koodu orisun lati Dusun FTP
Orukọ idii orisun yoo jẹ px30_sdk.tar.gz, gba lati Dusun FTP.
5.2 Code funmorawon Package Ṣayẹwo
Igbesẹ ti o tẹle le ṣee ṣe nikan lẹhin ti o ṣẹda iye MD5 ti package funmorawon orisun ati ifiwera iye MD5 ti ọrọ MD5 .txt lati jẹrisi pe iye MD5 jẹ kanna, ati pe ti iye MD5 ko ba jẹ kanna, agbara naa idii koodu ti bajẹ, jọwọ ṣe igbasilẹ lẹẹkansii.

$ md5sum px30_sdk.tar.gz

5.3 Package funmorawon Orisun ti wa ni Unzipped
Daakọ koodu orisun si itọsọna ti o baamu ki o si ṣii idii idii koodu orisun naa.

Akopọ koodu

6.1 Bibẹrẹ, Akopọ agbaye
6.1.1 Bibẹrẹ Awọn oniyipada Ayika Iṣakojọpọ (yan file eto)
O le kọ buildroot, ubuntu tabi aworan rootfs debian. Yan ni "./mk.sh".

6.1.2 Mura Gbongbo naa File ipilẹ eto
Abala yii wa fun kikọ ubuntu tabi debian file eto.
Ṣe akopọ Ubuntu
Gba awọn root file aworan eto rootfs-ubuntu16_xubuntu_v1.1.img Da rootfs file eto si ọna pàtó kan, lẹhinna ṣiṣe pipaṣẹ ./mk.sh

Ikọle naa yoo gba akoko pipẹ, jọwọ duro ṣinṣin.
Lẹhinna aworan naa yoo wa ni ./output/update-ubuntu.img
Imudojuiwọn-ubuntu.img le ṣee lo lati ṣe imudojuiwọn famuwia ni ẹnu-ọna

Sakojo buildroot
Ṣe akopọ aworan buildroot nipasẹ aṣẹ mk.sh -b

Ikọle naa yoo gba akoko pipẹ, jọwọ duro ṣinṣin.
Lẹhinna a yoo gbe aworan naa sinu ./output/update. img
Imudojuiwọn naa. img le ṣee lo lati ṣe imudojuiwọn famuwia ni ẹnu-ọna

6.1.3 Ṣiṣe Aworan lori ọkọ
So PX30 ọkọ ni tẹlentẹle ibudo to PC nipasẹ a USB to UART Bridge.
Lo Putty tabi sọfitiwia Terminal miiran bi ohun elo console rẹ,
Awọn eto console ni tẹlentẹle:

115200/8N1
Ẹdun: 115200
Data Bits: 8
Parity Bit: Rara
Duro Duro: 1

Fi agbara soke igbimọ, o le wo akọọlẹ bata lori console:

Ko si ọrọigbaniwọle aiyipada fun wiwọle eto.

6.2 Compiled Kọọkan Pipa Apá Lọtọ
6.2.1 Awọn Kọ eto ati awọn aworan be
Update.img jẹ awọn ẹya pupọ. Awọn ẹya akọkọ jẹ uboot. img, boot.img, recovery.img, rootfs.img. uboot.img ni bootloader uboot boot.img ni igi ẹrọ .dtb aworan, Linux kernel image recovery.img: Eto naa le bata soke si ipo imularada, recovery.img jẹ awọn rootfs ti a lo ni ipo imularada. rootfs.img: Aworan rootfs deede. Ni ipo deede, bata eto ati gbe aworan rootfs yii.
O le nilo lati kọ awọn aworan lọtọ, paapaa nigbati o ba dojukọ module ẹyọkan (fun apẹẹrẹ uboot tabi awakọ kernel) idagbasoke. Lẹhinna o le kọ apakan ti aworan nikan ki o ṣe imudojuiwọn ipin yẹn ni filasi.

6.2.2 Kọ Uboot nikan

6.2.3 Kọ Linux ekuro Nikan

6.2.4 Kọ Gbigba File Eto Nikan

Diẹ ẹ sii nipa buildroot eto

Ti o ba lo awọn rootfs buildroot, diẹ ninu awọn iwe afọwọkọ / awọn irinṣẹ idanwo Dusun ti wa tẹlẹ ti fi sori ẹrọ ni awọn gbongbo root root ti ikẹhin. O le tọka si buildroot/dusun_rootfs/add_ds_rootfs.sh

7.1 Idanwo hardware irinše
Idanwo atẹle yii ni a ṣe labẹ eto buildroot.
7.1.1 Idanwo Wi-Fi bi AP
Iwe afọwọkọ “ds_conf_ap.sh” jẹ fun iṣeto Wi-Fi AP, SSID jẹ “dsap”, ọrọ igbaniwọle jẹ “12345678”.

7.1.2 Igbeyewo I2C

Idanwo ti iṣẹ i2c ni ẹnu-ọna

Idagbasoke Alailowaya (Zigbee, Z-Wave, BLE, LoRaWAN)

Jọwọ lo eto ubuntu lati ṣe awọn igbesẹ wọnyi. Awọn koodu yoo wa ni compiled lori awọn ọkọ, ko lori ogun.

Mura diẹ ninu awọn ìkàwé lori ọkọ
scp SDK

8.1 BLE

BLE ni wiwo jẹ / dev/ttyUSB1.
Ṣe igbasilẹ “rk3328_ble_test.tar.gz” lati Dusun FTP, ki o daakọ si igbimọ, labẹ / root.

Ṣii silẹ ati pe o le gba ./bletest build ble irinṣẹ idanwo ati ṣiṣe:
Alaye diẹ sii nipa ọpa idanwo BLE, jọwọ ṣabẹwo https://docs.silabs.com/ fun alaye siwaju sii.

8.2 LoRaWAN
Yan wiwo to tọ fun LoRaWAN, fun example / dev/spidev32766.0.
Iṣeto ni file nitori o wa ninu ./sx1302_hal/packet_forwarder/global_conf.json.
Ṣe igbasilẹ “sx1302_hal_0210.tar.gz” lati Dusun FTP, ki o daakọ si igbimọ, labẹ /root.

Untar o ati pe o le gba ./sx1302_hal build LoRaWAN sample koodu sx1302_hal ati ṣiṣe:
Alaye diẹ sii nipa koodu LoRaWAN, jọwọ ṣabẹwo https://www.semtech.com/products/wireless-rf/lora-core/sx1302 fun alaye siwaju sii.

8.3 GPS
Gba data GPS lati eto GPS, ibudo ni tẹlentẹle aiyipada jẹ ttyS3, oṣuwọn baud 9600

Igbesoke Aworan

9.1 Igbesoke Ọpa
Ohun elo Igbesoke: AndroidTool_Release_v2.69

9.2 Lọ si Ipo Igbesoke

So ibudo OTG pọ si ibudo USB kọnputa ti o njo, o tun ṣiṣẹ bi ipese agbara 5V

Tẹ "Ctrl+C" nigbati uboot ba n gbe soke, lati tẹ uboot sii:
uboot “rbrom” pipaṣẹ lati tun atunbere igbimọ sinu ipo maskrom, fun igbesoke “update.img” pipe.
“Rockusb 0 mmc 0” pipaṣẹ lati tun atunbere igbimọ si ipo agberu, fun igbesoke famuwia apa kan tabi “imudojuiwọn. img" igbesoke.