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Seeedstudio EdgeBox-RPI-200 EC25 Raspberry PI CM4 Kamepiula Edge Based

Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-kamepiula-huahana

Moolelo Hooponopono 

Hoʻoponopono Nā hoʻololi
1.0 17-08-2022 Hana ʻia
2.1 13-01-2022 Hoolaha Hoololi Huahana
     
     

Hoolaha Hoololi Huahana: Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-1

Ma ke ʻano he ʻāpana o kā mākou kaʻina hana hoʻomaikaʻi mau, ua hana mākou i nā hoʻololi i lalo i ka mana ʻo hardware D.
Loaʻa ka hopena i ka polokalamu ma muli o kēia hoʻololi.

  • CP2104->CH9102F
  • USB2514B->CH334U
  • CP2105->CH342F
  • Ua hoʻololi ʻia ka wehewehe ʻana ma Linux:
    • ttyUSB0-> ttyACM0
    • ttyUSB1-> ttyACM1
    • MCP79410->PCF8563ARZ
    • ʻO 0x51 ka helu wahi o ka RTC hou.

Hoʻolauna

ʻO EdgeBox-RPI-200 kahi mea hoʻoheheʻe ʻoi aku ka liʻiliʻi o Edge Computing Controller me Raspberry Pi Computer Module 4(CM4) no ka ʻoihana ʻoihana paʻakikī. Hiki ke hoʻohana ʻia no ka hoʻopili ʻana i nā pūnaewele kahua me nā noi ao a i ʻole IoT. Hoʻolālā ʻia ia mai ka honua a hiki i ka hoʻokō ʻana i nā pilikia o nā noi paʻakikī i nā kumukūʻai hoʻokūkū, kūpono no ka ʻoihana liʻiliʻi a i ʻole ke kauoha liʻiliʻi me nā koi multi-level.

Nā hiʻohiʻona

  • ʻO nā chassis Aluminum kiʻekiʻe no ke kaiapuni Harsh
  • Hoʻopili ʻia ka hoʻoheheʻe wela passive
  • ʻO ka mini PCIe socket i kūkulu ʻia no ka module RF, e like me 4G, WI-FI, Lora a i ʻole Zigbee
  • Nā puka antenna SMA x2
  • ʻO ka pahu hoʻopunipuni ATECC608A
  • ʻīlio kiaʻi lako lako
  • RTC me Super Capacitor
  • Hoʻokaʻawale ʻia ka pahu DI&DO
  • Kākoʻo 35mm DIN Rail
  • Hāʻawi mana ākea mai 9 a 36V DC
  • Koho: UPS me SuperCap no ka pani palekana*
  • Raspberry Pi CM4 ma luna o WiFi 2.4 GHz, 5.0 GHz IEEE 802.11 b/g/n/ac i lako**
  • ʻO Raspberry Pi CM4 ma luna o Bluetooth 5.0, lako BLE**

Hana kēia mau hiʻohiʻona i ka EdgeBox-RPI-200 i hoʻolālā ʻia no ka hoʻonohonoho maʻalahi a me ka hoʻonohonoho wikiwiki ʻana no nā noi ʻoihana maʻamau, e like me ka nānā ʻana i ke kūlana, ka hoʻokele hale, nā hōʻailona kikohoʻe a me ka mana mamao o nā pono lehulehu. Eia kekahi, he hoʻonā ʻīpuka hoʻohana ʻia me 4 cores ARM Cortex A72 a hiki i ka hapa nui o nā protocols ʻoihana ke mālama i ka nui o nā kumukūʻai hoʻoili me ke kumukūʻai uila uila a kōkua i ka hōʻemi ʻana i ka manawa hoʻolaha o ka huahana. ʻO kāna hoʻolālā ultra-māmā a paʻa ka pane no nā noi i nā kaiapuni ākea ākea e hōʻoiaʻiʻo hiki iā ia ke hana me ka hilinaʻi i nā ʻano ʻokoʻa like ʻole me nā noi i loko o ka kaʻa.

MANAʻO: No ka hana UPS e ʻoluʻolu e kelepona mai iā mākou no ka ʻike hou aku. Hiki ke loaʻa nā hiʻohiʻona WiFi a me BLE ma nā mana 2GB a me 4GB.

Nā mea hoʻohanaSeeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-2

  1. Mea hoʻohui phoenix Multi-Func
  2. Mea hoʻohui Ethernet
  3. USB 2.0 x 2
  4. HDMI
  5. LED2
  6. LED1
  7. Antenna SMA 1
  8. Console (ʻano USB C)
  9. Slot kāleka SIM
  10. Antenna SMA 2

Mea hoʻohui phoenix Multi-FuncSeeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-3

Nānā Ka inoa hana PIN # PIN # Ka inoa hana Nānā
  KA MANA 1 2 GND  
  RS485_A 3 4 RS232_RX  
  RS485_B 5 6 RS232_TX  
  RS485_GND 7 8 RS232_GND  
  DI0- 9 10 DO0_0  
  DI0+ 11 12 DO0_1  
  DI1- 13 14 DO1_0  
  DI1+ 15 16 DO1_1  

MANAʻO: Manaʻo ʻia ʻo 24awg a 16awg kelepona

Papa Kuhikuhi

ʻO ke kumu hana o ka EdgeBox-RPI-200 he papa Raspberry CM4. Hoʻokomo kahi papa kumu kikoʻī i nā hiʻohiʻona kikoʻī. E nānā i ke kiʻi aʻe no ke kiʻikuhi poloka.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-4

Hoʻokomo

Ke kau ʻana

ʻO ka EdgeBox-RPI-200 ka mea i manaʻo ʻia no ʻelua mau paia pā, a me kekahi me 35mm DIN-rail. E nānā i ke kiʻi aʻe no ka hoʻonohonoho kau ʻana.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-5

Nā mea hoʻohui a me nā Interface

Lako ikehuSeeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-7

Pin # hōʻailona wehewehe
1 POWER_IN DC 9-36V
2 GND ʻĀina (Pono hōʻike)

Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-8

ʻO ka hōʻailona PE he koho. Inā ʻaʻohe EMI, hiki i ka pilina PE ke haʻalele.

Awa Serial (RS232 a me RS485)Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-9

Pin # hōʻailona wehewehe
4 RS232_RX RS232 loaa laina
6 RS232_TX RS232 hoʻouna laina
8 GND ʻĀina (Pono hōʻike)

Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-10

Pin # hōʻailona wehewehe
3 RS485_A RS485 laina ʻokoʻa kiʻekiʻe
5 RS485_B RS485 laina ʻokoʻa haʻahaʻa
7 RS485 _GND RS485 Ground (kaawale mai GND)

Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-11

Pin # Hoailona o ka pahu PIN pae o ka hana PIN o GPIO mai BCM2711 HOOLAHA
09 DI0-  

KIEKIE

 

GPIO17

 
11 DI0+
13 DI1-  

KIEKIE

 

GPIO27

 
15 DI1+
10 DO0_0  

KIEKIE

 

GPIO23

 
12 DO0_1
14 DO1_0  

KIEKIE

 

GPIO24

 
16 DO1_1

MANAʻO: Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-12

MANAʻO: 

  1. DC voltage no ka hoʻokomo ʻana he 24V (+- 10%).
  2. DC voltage no ka hoʻopuka ʻana ma lalo o 60V, ʻo ka mana o kēia manawa ʻo 500ma.
  3. Ua hoʻokaʻawale ʻia ke kahawai 0 a me ke kahawai 1 o ka hoʻokomo ʻana i kekahi i kekahi
  4. Ua hoʻokaʻawale ʻia ke kahawai 0 a me ke kahawai 1 o ka puka

HDMI

Hoʻopili pololei ʻia i ka papa Raspberry PI CM4 me ka pūʻulu TVS.

Ethernet

Ua like ka Ethernet interface me Raspberry PI CM4,10/100/1000-BaseT i kākoʻo ʻia, loaʻa ma o ka jack modular pale. Hiki ke ho'ohana 'ia ke kaula wili a i 'ole ka pale wili no ka ho'ohui 'ana i kēia awa.

HOST USB

Aia ʻelua mau kikowaena USB ma ka papa hoʻohui. Hoʻokaʻawale nā ​​awa ʻelua i ka fuse uila like.

MANAʻO: ʻO ka nui o kēia manawa no nā awa ʻelua i kaupalena ʻia i 1000ma.

Console (ʻano USB-C)Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-13

ʻO ka hoʻolālā o ka console i hoʻohana i kahi mea hoʻololi USB-UART, ʻo ka hapa nui o ka OS o ke kamepiula ka mea hoʻokele, inā ʻaʻole, pono paha ka loulou ma lalo nei: Hoʻohana ʻia kēia awa ma ke ʻano he Linux console default. Hiki iā ʻoe ke komo i loko o ka OS e hoʻohana i nā hoʻonohonoho o 115200,8n1(Bits: 8, Parity: ʻAʻohe, Stop Bits: 1, Flow Control: ʻAʻohe). Pono pū kekahi polokalamu kī e like me ka putty. ʻO ka inoa mea hoʻohana paʻamau ka pi a ʻo ka ʻōlelo huna he raspberry.

LED

Hoʻohana ʻo EdgeBox-RPI-200 i ʻelua ʻōmaʻomaʻo / ʻulaʻula ʻelua ʻulaʻula LED e like me nā hōʻailona waho.

LED1: ʻōmaʻomaʻo e like me ka hōʻailona mana a ʻulaʻula e like me ka eMMC ikaika.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-14

LED2: ʻōmaʻomaʻo e like me 4G hōʻailona a ʻulaʻula e like me ka mea hoʻohana programmable alakaʻi i pili iā GPIO21, haʻahaʻa haʻahaʻa, programmable.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-15

Hoʻohana pū ʻo EdgeBox-RPI-200 i ʻelua ʻōmaʻomaʻo LED no ka debug. Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-16

Mea Hoʻohui SMA

ʻElua mau puka SMA Connector no nā antenna. ʻO nā ʻano antenna e hilinaʻi nui ʻia i nā modula i hoʻokomo ʻia i loko o ke kumu Mini-PCIe. Hoʻohana paʻa ʻia ka ANT1 no Mini-PCIe socket a ʻo ANT2 no ka hōʻailona WI-FI kūloko mai CM4 module. Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-17

MANAʻO: ʻAʻole paʻa nā hana o nā antenna, hiki ke hoʻoponopono ʻia e uhi i ka hoʻohana ʻana.

Kāleka SIM NANO (Koho)

Pono ke kāleka sim ma ke ʻano kelepona (4G, LTE a i ʻole nā ​​​​mea ʻē aʻe e pili ana i ka ʻenehana kelepona). Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-18

MANAʻO: 

  1. ʻAe ʻia ke kāleka SIM NANO wale nō, e hoʻolohe i ka nui o ke kāleka.
  2. Hoʻokomo ʻia ke kāleka sim NANO me ka ʻaoʻao o luna.

Mini-PCIe

ʻO ka ʻāpana ʻalani ke kūlana kāleka Mini-PCIe hoʻohui, hoʻokahi wale m2x5 screw e pono ai. Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-19

Hōʻike ka papa ma lalo i nā hōʻailona a pau. Kākoʻo ʻia ke kāleka Mini-PCIe piha piha.

Pinout: 

hōʻailona PIN # PIN # hōʻailona
  1 2 4G_PWR
  3 4 GND
  5 6 USIM_PWR
  7 8 USIM_PWR
GND 9 10 USIM_DATA
  11 12 USIM_CLK
  13 14 USIM_RESET#
GND 15 16  
  17 18 GND
  19 20  
GND 21 22 PERST#
  23 24 4G_PWR
  25 26 GND
GND 27 28  
GND 29 30 UART_PCIE_TX
  31 32 UART_PCIE_RX
  33 34 GND
GND 35 36 USB_DM
GND 37 38 USB_DP
4G_PWR 39 40 GND
4G_PWR 41 42 4G_LED
GND 43 44 USIM_DET
SPI1_SCK 45 46  
SPI1_MISO 47 48  
SPI1_MOSI 49 50 GND
SPI1_SS 51 52 4G_PWR

MANAʻO: 

  1. ʻO nā hōʻailona blank a pau he NC (ʻaʻole pili).
  2. ʻO 4G_PWR ka lako mana pākahi no ke kāleka Mini-PCIe. Hiki ke pani ʻia a hoʻohuli ʻia paha e ka GPIO6 o CM4, ʻoi aku ka ikaika o ka hōʻailona mana.
  3. Hoʻopili ʻia ka hōʻailona 4G_LED iā LED2 i loko, e nānā i ka pauku 2.2.8.
  4. Hoʻohana ʻia nā hōʻailona SPI1 no ka kāleka LoraWAN, e like me WM1302.

M.2

Ua lako ʻo EdgeBox-RPI-200 i kahi kumu M.2 o ke ʻano M KEY. ʻO 2242 ka nui NVME SSD kāleka ke kākoʻo, ʻaʻole mSATA. Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-20

Nā Keaukaha a me nā Interface Programming

LED

ʻO ka LED i hoʻohana ʻia ma ke ʻano he mea hoʻohana, e nānā i ka 2.2.8. E hoʻohana i ka LED2 ma ke ʻano he example e hoao i ka hana.

  • $ sudo -i #enable i nā pono moʻokāki kumu
  • $ cd /sys/class/gpio
  • $ echo 21 > export #GPIO21 ka mea hoʻohana LED o LED2
  • $ cd gpio21
  • $ e hoʻolele aku > kuhikuhi
  • $ echo 0 > waiwai # huli i ka mea hoʻohana LED, LOW hana
    OR
  • $ echo 1 > waiwai # hoʻopau i ka LED mea hoʻohana

Awa Serial (RS232 a me RS485)

ʻElua mau awa serial i loko o ka ʻōnaehana. ʻO ka / dev/ ttyACM1 ma ke awa RS232 a me /dev/ ttyACM0 ma ke awa RS485. E hoʻohana i ka RS232 ma ke ʻano he example.

$ python
>>> lawe mai i ka serial
>>> ser=serial.Serial('/dev/ttyACM1',115200,timeout=1) >>> ser.isOpen()
ʻoiaʻiʻo
>>> ser.isOpen()
>>> ser.write('1234567890')

10

Kelepona ma luna o ka Mini-PCIe (Koho)

E hoʻohana iā Quectel EC20 ma ke ʻano he example a hahai i nā ʻanuʻu:

  1. E hoʻokomo i ka EC20 i loko o ke kumu Mini-PCIe a me ka micro sim card ma kahi pili pili, e hoʻopili i ka antenna.
  2. E komo i ka ʻōnaehana ma o ka console hoʻohana i ka pi/raspberry.
  3. E ho'ā i ka mana o Mini-PCIe socket a hoʻokuʻu i ka hōʻailona hoʻonohonoho.

 

  • $ sudo -i #enable i nā pono moʻokāki kumu
  • $ cd /sys/class/gpio
  • $ echo 6 > export #GPIO6 ʻo ia ka hōʻailona POW_ON
  • $ echo 5 > export #GPIO5 kahi hōʻailona hoʻonohonoho
  • $ cd gpio6
  • $ e hoʻolele aku > kuhikuhi
  • $ echo 1 > waiwai # huli i ka mana o Mini PCIe
    A
  • $ cd gpio5
  • $ e hoʻolele aku > kuhikuhi
  • $ echo 1 > waiwai # hoʻokuʻu i ka hōʻailona hoʻonohonoho o Mini PCIe

MANAʻO: A laila hoʻomaka ka LED o 4G e uila.

E nānā i ka mea hana:

$ lsusb

Bus 001 Mea Hana 005: ID 2c7c:0125 Quectel Wireless Solutions Co., Ltd. EC25 LTE modem

$ dmesg

[185.421911] usb 1-1.3: helu kelepona USB kiʻekiʻe kiʻekiʻe 5 me dwc_otg
[185.561937] usb 1-1.3: Loaʻa ka polokalamu USB hou, idVendor=2c7c, idProduct=0125, bcdDevice= 3.18
[185.561953] pūnaewele 1-1.3: Ke kipili pūnaewele USB hou: Mfr = 1, Huahana = 2, SerialNumber = 0
[185.561963] usb 1-1.3: Huahana: Android
[185.561972] usb 1-1.3: Mea Hana: Android
185.651402
[185.665545] usbcore: hoʻopaʻa inoa i ke koho hoʻokele hoʻokele hou
[185.665593] usbserial: Kākoʻo USB Serial i hoʻopaʻa inoa ʻia no GSM modem (1-puka)
[185.665973] koho 1-1.3:1.0: ʻike ʻia ka mea hoʻololi GSM modem (1-port)
[185.666283] usb 1-1.3: GSM modem (1-port) mea hoʻololi i hoʻopili ʻia me ttyUSB2 [ 185.666499] koho 1-1.3:1.1: GSM modem (1-port) mea hoʻololi i ʻike ʻia
[185.666701] usb 1-1.3: GSM modem (1-port) mea hoʻololi i hoʻopili ʻia me ttyUSB3 [ 185.666880] koho 1-1.3:1.2: GSM modem (1-port) mea hoʻololi i ʻike ʻia
[185.667048] usb 1-1.3: GSM modem (1-port) mea hoʻololi i hoʻopili ʻia me ttyUSB4 [ 185.667220] koho 1-1.3:1.3: GSM modem (1-port) mea hoʻololi i ʻike ʻia
[185.667384] usb 1-1.3: GSM modem (1-port) mea hoʻololi i hoʻopili ʻia me ttyUSB5 [ 185.667810] qmi_wwan 1-1.3:1.4: cdc-wdm0: USB WDM device
[185.669160]qmi_wwan 1-1.3:1.4 wwan0: kakau inoa ‘qmi_wwan’ ma usb-3f980000.usb-1.3, mea WWAN/QMI,xx:xx:xx:xx:xx:xx
MANAʻO: xx:xx:xx:xx:xx: xx ka helu MAC

$ ifconfig -a
…… wwan0: nā hae=4163 mtu 1500
inet 169.254.69.13 netmask 255.255.0.0 hoʻolaha 169.254.255.255 inet6 fe80::8bc:5a1a:204a:1a4b prefixlen 64 scopeid 0x20 ether 0a:6ether: 41a60: 42 scopeid thernet)
Nā pūʻolo RX 0 byte 0 (0.0 B)
ʻO nā hewa RX 0 ua hāʻule 0 ma luna o 0 kiʻi 0
Nā pūʻolo TX 165 byte 11660 (11.3 KiB)
ʻO nā hewa TX 0 ua hāʻule 0 ma luna o 0 nā mea lawe 0 nā hui ʻana 0

Pehea e hoʻohana ai i ke kauoha AT

$ miniterm — Nā awa i loaʻa:

  • 1: /dev/ttyACM0 'USB Dual_Serial'
  • 2: /dev/ttyACM1 'USB Dual_Serial'
  • 3: /dev/ttyAMA0 'ttyAMA0'
  • 4: /dev/ttyUSB0 'Android'
  • 5: /dev/ttyUSB1 'Android'
  • 6: /dev/ttyUSB2 'Android'
  • 7: /dev/ttyUSB3 'Android'

E hoʻokomo i ka papa kuhikuhi awa a i ʻole ka inoa piha:

$ miniterm /dev/ttyUSB5 115200

ʻO kekahi mau kauoha AT pono:

  • AT //pono e hoi mai OK
  • AT+QINISTAT //hoʻihoʻi i ke kūlana hoʻomaka o (U) kāleka SIM, ʻo ka pane ʻana he 7
  • AT+QCCID //hoʻihoʻi i ka helu ICCID (Integrated Circuit Card Identifier) ​​o ke kāleka SIM (U)

Pehea e kelepona

  • $su kumu
  • $ cd /usr/app/linux-ppp-scripts
  • $./quectel-pppd.sh

A laila e ʻā ana ka led 4G. Inā kūleʻa, ʻo ka hoʻi ʻana e like me kēiaSeeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-21

Hoʻohui i ke ala ala ala

  • $ ala e hoʻohui i ka gw 10.64.64.64 a i ʻole kou ʻīpuka XX.XX.XX.XX

A laila e hoʻāʻo me ka ping:

  • $ ping google.com

WDT
Kiʻi Paleka o WDT

ʻO ka module WDT he ʻekolu mau hopena, hoʻokomo, hoʻopuka a me ka hōʻailona LED.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-22

MANAʻO: He koho ke LED a ʻaʻole i loaʻa i ka mana o ka mīkini mua.

Pehea e hana ai

  1. Pūnaehana POWER ON.
  2. Hoʻopaneʻe 200ms.
  3. E hoʻouna iā WDO i kahi pulse maikaʻi ʻole me 200ms haʻahaʻa haʻahaʻa e hoʻoponopono hou i ka ʻōnaehana.
  4. Huki iā WDO.
  5. Hoʻopaneʻe 120 kekona i ka wā e ʻā ana ka hōʻailona (maʻamau 1hz).
  6. Hoʻopau i ka hōʻailona.
  7. E kali i 8 pulses ma WDI e hoʻoikaika i ka module WDT a hoʻomālamalama i ke kukui.
  8. E komo i ke ʻano WDT-FEED, pono e hānai ʻia ma ka liʻiliʻi hoʻokahi pulse i WDI i kēlā me kēia 2 kekona, inā ʻaʻole, e hoʻopuka ka module WDT i kahi pulse maikaʻi ʻole e hoʻoponopono hou i ka ʻōnaehana.
  9. Hele i ka 2.

RTC

ʻIkepili RTC Chip

Hoʻoponopono Hou: ʻO ka chip o RTC ʻo PCF8563 mai NXP. Ua kau ʻia ma ka ʻōnaehana I2C bus, ʻo ka helu i2c he 0x51.Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-23

ʻO ka OS ponoʻī ka mea hoʻokele i loko, pono mākou i kekahi mau hoʻonohonoho.

Hiki iā RTC

  • No ka hoʻohana ʻana i ka RTC pono ʻoe e:
    • $sudo nano /boot/config.txt
  • A laila hoʻohui i kēia laina ma lalo o ka /boot/config.txt
    • dtoverlay=i2c-rtc,pcf8563
  • A laila hoʻomaka hou i ka ʻōnaehana
    • Hoʻomaka hou $ sudo
  • A laila e hoʻohana i kēia kauoha e nānā inā hiki i ka RTC:
    • $ sudo hwclock -rv
  • Pono ka Output:Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-24

MANAʻO: 

  1. e hōʻoia i ka wehe ʻana o ka wahi hoʻokele i2c-1, a ua pani ʻia ke kiko paʻamau.
  2. ʻo ka manawa hoʻihoʻi i manaʻo ʻia o ka RTC he 15 mau lā.

Hoʻololi Huahana NĀ MEA:

OLD Revision: ʻO ka chip o RTC ʻo MCP79410 mai microchip. Ua kau ʻia ma ka ʻōnaehana I2C bus. ʻO ka helu helu i2c o kēia chip he 0x6f. No ka hoʻokō ʻana, pono ʻoe e:

E wehe i /etc/rc.local A hoʻohui i 2 laina:

e hoʻokani "mcp7941x 0x6f" > /sys/class/i2c-adapter/i2c-1/new_device hwclock -s

A laila hoʻonohonoho hou i ka ʻōnaehana a ke hana nei ka RTC

ʻO UPS no ka hoʻopaʻa ʻana i ka palekana (Ke koho)

Hōʻike ʻia ke kiʻi module UPS ma lalo nei. Seeedstudio-EdgeBox-RPI-200-EC25-Raspberry-PI-CM4-Based-Edge-computer-fig-25

Hoʻokomo ʻia ka module UPS ma waena o ka DC5V a me CM4, hoʻohana ʻia kahi GPIO e hoʻāla i ka CPU i ka wā e iho ai ka mana 5V. A laila pono ka CPU e hana i kahi mea koʻikoʻi ma kahi palapala ma mua o ka pau ʻana o ka ikehu o ka super capacitor a holo i kahi "$ shutdown" ʻO kahi ala ʻē aʻe e hoʻohana ai i kēia hana ʻo ka hoʻomaka ʻana i kahi pani i ka wā e hoʻololi ai ka pin GPIO. Hoʻonohonoho ʻia ka pine GPIO i hāʻawi ʻia ma ke ʻano he kī hoʻokomo i hana i nā hanana KEY_POWER. Mālama ʻia kēia hanana e systemd-logind ma ka hoʻomaka ʻana i kahi pani. Pono nā mana ʻōnaehana ma mua o 225 i ka lula udev e hiki ai ke hoʻolohe i ka mea hoʻokomo: E hoʻohana i /boot/overlays/README ma ke ʻano he kuhikuhi, a laila hoʻololi i /boot/config.txt. dtoverlay=gpio-shutdown, gpio_pin=GPIO22,active_low=1

MANAʻO: 

  1. No ka hana UPS e ʻoluʻolu e kelepona mai iā mākou no ka ʻike hou aku.
  2. Hoʻoikaika ʻia ka hōʻailona hōʻailona LOW.

Nā kikoʻī uila

Hoʻohana mana

ʻO ka hoʻohana mana o ka EdgeBox-RPI-200 e hilinaʻi nui ʻia i ka noi, ke ʻano o ka hana a me nā ʻaoʻao peripheral pili. Pono e ʻike ʻia nā waiwai i hāʻawi ʻia ma ke ʻano he kumu waiwai. Hōʻike ka papa ma lalo nei i nā ʻāpana hoʻohana mana o ka EdgeBox-RPI-200:

Nānā: Ma ke kūlana o ka mana lako 24V, ʻaʻohe kāleka hoʻohui i nā kumu a ʻaʻohe mea USB.

Ke ano o ka hana I kēia manawa(ma) Ka mana ʻŌlelo
ʻO ka palaualelo 81    
Ho'āʻo koʻikoʻi 172   koʻikoʻi -c 4 -t 10m -v &

UPS (Koho)

ʻO ka manawa hoʻihoʻi o ka module UPS e hilinaʻi nui ʻia i ka ukana ʻōnaehana o ka ʻōnaehana. Aia kekahi mau kūlana maʻamau ma lalo nei. ʻO ka module hoʻāʻo o CM4 he 4GB LPDDR4,32GB eMMC me ka module Wi-Fi.

Ke ano o ka hana Manawa(kekona) ʻŌlelo
ʻO ka palaualelo 55  
Haawe piha o ka CPU 18 koʻikoʻi -c 4 -t 10m -v &

Kii Mechanical

Palapala / Punawai

Seeedstudio EdgeBox-RPI-200 EC25 Raspberry PI CM4 Kamepiula Edge Based [pdf] Palapala Hoʻohana
EdgeBox-RPI-200 EC25 Raspberry PI CM4 Based Edge kamepiula, EdgeBox-RPI-200, EC25 Raspberry PI CM4 Based Edge computer, Raspberry PI CM4 Based Edge kamepiula, CM4 Based Edge computer, Based Edge computer

Nā kuhikuhi

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