Abubuwan da ke ciki
boye
STMicroelectronics Bluetooth Low Energy Expansion Board Dangane da STM32WB05KN
Ƙayyadaddun bayanai
- Dangane da STM32WB05KN tare da riga-kafi na cibiyar sadarwa mai sarrafa firmware
- Haɗe-haɗe MLPF-NRG-01D3 haɗaɗɗen hanyar sadarwa mai dacewa da impedance
- Eriyar PCB akan jirgi
- Mai jituwa tare da allunan Nucleo STM32
- Magani mai ƙima don cascading alluna da yawa
- Babban ɗakin karatu na firmware na haɓaka kyauta da examples
Umarnin Amfani da samfur
- Aikace-aikace na yau da kullun
Kwamitin fadada X-NUCLEO-WB05KN1 ya dace da aikace-aikace daban-daban ciki har da:- Sadarwa-zuwa-magana
- Aikace-aikacen Sensor
- Kayan aiki na gida da haske
- Yanayin gwajin kai tsaye (DTM)
- Siffofin Ƙariview
Mabuɗin fasalin allon faɗaɗa X-NUCLEO-WB05KN1 sun haɗa da:- Firmware coprocessor cibiyar sadarwa da aka riga aka ɗora tare da UART interface
- Ƙwararren hanyar sadarwa mai daidaitawa tare da tacewa masu jituwa
- SPI dubawa na zaɓi ta hanyar firmware sadaukarwa
- Daidaitawa tare da allon STM32 Nucleo
- Taimako don cascading alluna da yawa don manyan tsarin
- Muhalli na cigaba
Shawarwar yanayin ci gaba don kwamitin faɗaɗa X-NUCLEO-WB05KN1 ya haɗa da:- Bukatun tsarin: STMicroelectronics – STM32CubeIDE
- Kayan aikin haɓakawa: STM32CubeIDE
- Shawarwari na Tsaro
Don amintaccen kulawa na hukumar faɗaɗa X-NUCLEO-WB05KN1, da fatan za a bi waɗannan shawarwarin aminci:- An yi nufin samfurin don masu amfani da kayan lantarki na asali ko ilimin haɓaka software.
- Guji rike allon sakaci don hana rauni daga fitattun haɗin haɗin gwiwa.
- Yi amfani da allon a cikin mahalli mai tabbatar da ESD don hana lalacewa ga na'urori masu saurin gaske.
FAQ
- Tambaya: Shin za a iya amfani da allon fadada X-NUCLEO-WB05KN1 tare da wasu microcontrollers?
A: An ƙera X-NUCLEO-WB05KN1 don amfani tare da na'urar STM32WB05KN kuma maiyuwa baya dacewa da sauran masu sarrafa abubuwa. - Tambaya: Shin hukumar fadada X-NUCLEO-WB05KN1 ta dace da masu farawa?
A: An yi niyya samfurin zuwa ga masu amfani da kayan lantarki na asali ko ilimin haɓaka software, kamar injiniyoyi, masu fasaha, ko ɗalibai. - Q: Ta yaya zan iya yin odar allon fadada X-NUCLEO-WB05KN1?
A: Koma zuwa Tebur 1 a cikin littafin jagorar mai amfani don yin odar bayanai ko tuntuɓi ofishin tallace-tallace na STMicroelectronics na gida.
UM3355
Jagoran mai amfani
Bluetooth® Low Energy Examination Board dangane da STM32WB05KN don allon STM32 Nucleo
Gabatarwa
- Kwamitin fadada X-NUCLEO-WB05KN1 yana ba da haɗin haɗin Ƙarfin Ƙarfi na Bluetooth® don aikace-aikacen masu haɓakawa kuma ana iya shigar da su cikin kwamitin haɓaka Nucleo na STM32 (na misali.ample NUCLO-U575ZI-Q) ta hanyar masu haɗin ARDUINO® Uno V3.
- Allon faɗaɗa yana da madaidaicin Bluetooth® v5.4 da STM32WB05KN mai ƙwararrun FCC. Wannan SoC tana sarrafa cikakkiyar tari na Bluetooth® Low Energy da ka'idoji akan jigon sa na Arm® Cortex®‑M0+ da ƙwaƙwalwar filasha mai shirye-shirye. STM32WB05KN yana goyan bayan hanyoyin tsakiya da na gefe da haɓaka ƙimar canja wuri tare da tsawo na bayanai (DLE).
- X-NUCLEO-WB05KN1 musaya tare da STM32 Nucleo microcontroller via UART (tsoho) tare da kuma ba tare da hardware kwarara iko. Ana samun cikakken SPI mai duplex tare da layin katse kuma akwai. Firmware ɗin da aka ɗora akan ƙirar yana ma'anar ƙirar mai watsa shiri kuma, don gyara shi, kawai canza firmware ba tare da canza kayan aikin ba.
- Hoto 1. X-NUCLEO-WB05KN1 na duniya view
Aikace-aikace na yau da kullun
Ana iya amfani da allon faɗaɗa X-NUCLEO-WB05KN1 don kimanta na'urar STM32WB05KN a aikace-aikace da yawa, kamar:
- Sadarwar Point-to-point
- Aikace-aikacen Sensor
- Kayan aiki na gida da haske
- Yanayin gwajin kai tsaye (DTM)
Siffofin
- • Dangane da STM32WB05KN tare da riga-kafi na cibiyar sadarwa coprocessor firmware tare da UART dubawa
– Bluetooth® v5.4 mai yarda
– Bluetooth® Ƙaramar fakitin bayanai tsawo tsawo
• Haɗe-haɗe MLPF-NRG-01D3 hadedde impedance daidaitaccen cibiyar sadarwa tare da tace masu jituwa.
• Eriyar PCB kan kan jirgi
• SPI dubawa na zaɓi ta hanyar firmware sadaukarwa
• Mai jituwa tare da allunan Nucleo STM32
• Sanye take da ARDUINO® Uno V3 mai haɗa faɗaɗawa
• Magani mai ƙima, mai ikon cascading alluna da yawa don manyan tsarin
• Cikakken ɗakin karatu na firmware na haɓaka kyauta da misaliamples, mai jituwa tare da fakitin software na fadada X-CUBE-WB05N don STM32Cube - Lura:
- Don bayani kan Bluetooth®, koma zuwa www.bluetooth.com website
- Lura:
- Arm da Cortex alamun kasuwanci ne masu rijista na Arm Limited (ko rassan sa) a cikin Amurka da/ko wani wuri.
Bayanin oda
- Don yin odar allon faɗaɗa X-NUCLEO-WB05KN1, koma zuwa Tebura 1. Ana samun ƙarin bayani daga takaddar bayanai da littafin tunani na STM32 manufa.
Tebur 1. Bayanin oda
| Lambar oda | Bayanan hukumar | manufa Saukewa: STM32 |
| Saukewa: X-NUCLEO-WB05KN1 | Saukewa: STM32WB05KNV6 |
- ARDUINO® dubawa allo
- Farashin MCU RF
Ƙaddamarwa
An yi bayanin ma'anar ƙudirin a cikin Table 2.
| X-NUCLEO- XXYYZTN | Bayani | ExampSaukewa: X-NUCLEO-WB05KN1 |
| X-NUCLEO | STM32 Nucleo fadada allon | STM32 Nucleo fadada allon |
| XX | Jerin MCU a cikin STM32 32-bit Arm Cortex MCUs | Saukewa: STM32WB0 |
| YY | Layin samfurin MCU a cikin jerin | Saukewa: STM32WB05 |
|
Z |
Ƙididdigar fakitin STM32:
• K don 32 fil |
32 pin |
| T | Aikace-aikacen manufa | Mai sarrafa hanyar sadarwa |
| N | Lambar jeri | Farkon ƙarni na Bluetooth® Low Energy fadada allon dangane da STM32WB05KN don allon STM32 Nucleo |
Yanayin ci gaba
- Bukatun tsarin
- Multi-OS goyon bayan: Windows® 10, Linux® 64-bit, ko macOS®
- USB Type-A ko USB Type-C® zuwa USB Type-C® na USB
- Lura:
macOS® alamar kasuwanci ce ta Apple Inc., mai rijista a Amurka da wasu ƙasashe da yankuna. Linux® alamar kasuwanci ce mai rijista ta Linus Torvalds. - Windows alamar kasuwanci ce ta rukunin kamfanonin Microsoft.
- Ci gaban kayan aiki
- IAR Systems® – IAR Embedded Workbench®(1)
- Keil® – MDK-ARM(1)
- STMicroelectronics - STM32CubeIDE
- A kan Windows® kawai.
Taro
Table 3 yana ba da ƙa'idodin da aka yi amfani da su don saitunan ON da KASHE a cikin daftarin aiki na yanzu.
Tebur 3. ON/KASHE taron
| Babban taro | Ma'anarsa |
| Jumper JPx ON | Jumper ya dace |
| Jumper JPx KASHE | Jumper bai dace ba |
| Jumper JPx [1-2] | Jumper mai dacewa tsakanin Pin 1 da Pin 2 |
| Solder gada SBx ON | Haɗin SBx sun rufe ta 0 Ω resistor |
| Solder gada SBx KASHE | An bar haɗin SBx a buɗe |
| Resistor Rx ON | An sayar da resistor |
| Resistor Rx KASHE | Resistor ba a saida |
| Capacitor Cx ON | An sayar da Capacitor |
| Capacitor Cx KASHE | Ba a sayar da Capacitor ba |
Shawarwari na aminci
- Masu sauraro da aka yi niyya
Wannan samfurin yana kai hari ga masu amfani da aƙalla kayan lantarki na asali ko ilimin haɓaka software kamar injiniyoyi, masu fasaha, ko ɗalibai.
Wannan allo ba abin wasa bane kuma bai dace da amfani da yara ba. - Gudanar da allo
Wannan samfurin yana ƙunshe da allon da'irar bugu babu komai. Kamar duk samfuran irin wannan, mai amfani dole ne ya kula da waɗannan abubuwan:- Madogaran haɗin kan allo na iya zama kaifi. Yi hankali lokacin sarrafa allo don guje wa cutar da kanku
- Wannan allon yana ƙunshe da na'urori masu mahimmanci. Don guje wa lalata shi, riƙe allon a cikin mahalli mai kariya ta ESD.
- Yayin da ake kunna wutar lantarki, kar a taɓa haɗin wutar lantarkin da ke kan allo da yatsanka ko wani abu mai ɗaurewa. Hukumar tana aiki a voltage matakan da ba su da haɗari, amma abubuwan da ke ciki na iya lalacewa idan an gajarta.
- Kada ka sanya wani ruwa a kan allo kuma ka guje wa aiki da allon kusa da ruwa ko a yanayin zafi mai yawa.
- Kada ku yi aiki da allon idan datti ko ƙura.
Hardware bukatun
- An tsara allon fadada X-NUCLEO-WB05KN1 don amfani da kowane kwamiti na ci gaba na STM32 Nucleo sanye take da mai haɗin ARDUINO® Uno V3. Dole ne a toshe allon faɗaɗa cikin madaidaitan fil ɗin mahaɗin allon ci gaba.
- Hoto 2. X-NUCLEO-WB05KN1 da aka toshe cikin NUCLO-U575ZI-Q
Don kammala saitin tsarin, mai amfani yana buƙatar:
- PC/kwamfutar tafi da gidanka tare da Microsoft Windows 7® ko sama don shigar da kunshin software (X-CUBE-WB05N)
- Aikin DTM da za a haska a cikin na'urar STM32WB05KN
- Kebul na USB Type-A zuwa kebul na Mini-B don haɗa STM32 Nucleo zuwa PC/Laptop
- Wayar shirye-shiryen haɗin haɗin 5-pin da aka haɗa zuwa mai haɗin SWD (CN3) na X-NUCLEO-WB05KN1 don tsara shi ta amfani da STM32 Nucleo ko ST-LINK na waje.
Saitin allo
- Haɗa X-NUCLEO-WB05KN1 zuwa allon STM32 Nucleo kamar yadda aka nuna a hoto 2.
- Haɗa STM32 Nucleo zuwa PC/Laptop.
- Shirya STM32 Nucleo tare da firmware mai dacewa don amfani da X-NUCLEO-WB05KN1 azaman mai sarrafa hanyar sadarwa.
Kit ɗin tantancewa yana shirye don amfani.
Bayanin Hardware da daidaitawa
- Bayanan haɗin kai
Kwamitin fadada X-NUCLEO-WB05KN1 da cikakkun bayanan haɗin ginin hukumar NUCLEO-U575ZI-Q an jera su a cikin Table 4.c
Table 4. X-NUCLEO-WB05KN1 da NUCLO-U575ZI-Q cikakkun bayanai dangane
Tsoffin sigina masu alaƙa suna cikin ƙarfi. - Zaɓuɓɓukan haɗin SPI/UART
- Zaɓuɓɓukan dubawar UART:
- X-NUCLEO-WB05KN1 musaya tare da STM32 Nucleo microcontroller via UART (tsoho) tare da kuma ba tare da hardware kwarara iko.
- Za'a iya amfani da zaɓuɓɓukan haɗin UART da yawa tsakanin allon STM32 Nucleo da allon fadada X-NUCLEO-WB05KN1, dangane da STM32 Nucleo da aka yi amfani da su, idan akwai rikice-rikicen siginar yana faruwa lokacin amfani da sauran allon faɗaɗa, ko kuma. Don sanin siginar UART don haɗawa, da farko duba STM32 Nucleo schematics.
- SPI dubawa zaɓi
- X-NUCLEO-WB05KN1 kuma yana iya yin mu'amala tare da STM32 Nucleo microcontroller ta cikakken duplex SPI tare da layin katsewa. Don haɗin SPI, koma zuwa Tebu 4.
- Bayanin X-NUCLEO-WB05KN1
- X-NUCLEO-WB05KN1 an tsara shi a kusa da STM32WB05KN.
- X-NUCLEO-WB05KN1 ya ƙunshi alluna guda biyu (wani allo na ARDUINO® guda ɗaya ko allon garkuwa da allon MCU RF ɗaya. Ana kiran allo na ARDUINO® MB2160. Ya haɗa da allo.
- ARDUINO® Uno V3 masu haɗin haɓakawa, mai haɗin SWD, mai haɗin UART, LED mai amfani ɗaya, kuma yana haɗawa zuwa allon MCU RF ta hanyar haɗin 50-pin guda biyu. Ana kiran hukumar MCU RF
- MB2032 kuma ya haɗa na'urar sarrafa aikace-aikacen STM32WB05KN.
- Hoto 3 da Hoto 4 suna taimaka wa masu amfani gano abubuwan da aka gyara akan X-NUCLEO-WB05KN1.
- Hoto 3. X-NUCLEO-WB05KN1 PCB saman view
Ƙarfi
X-NUCLEO-WB05KN1 yana aiki da 3V3 daga allon STM32 Nucleo ta hanyar haɗin fadada ARDUINO® Uno V3.
Kayayyakin VDD na STM32WB05KN ana haɗa kai tsaye zuwa 3V3.
Mai haɗa SWD
X-NUCLEO-WB05KN1 yana da mai haɗin SWD (CN8) don yin gyara/tsara STM32WB05KN. Teburin da ke ƙasa yana kwatanta taken SWD da abin da kowane fil yake yi.
Tebur 5. Matsala / mai haɗa shirye-shiryen pinout (CN8)
| Pin | Farashin CN8 | Nadi |
| 1 | 3V3 | VDD daga aikace-aikace |
| 2 | SWCLK | Manufa agogon SWD |
| 3 | GND | Kasa |
| 4 | SWDIO | Ƙaddamar da shigar da bayanan SWDIO |
| 5 | RSTN | Sake saitin manufa |
Mai haɗa UART
Yana yiwuwa a yi amfani da X-NUCLEO-WB05KN1 tare da STM32 Nucleo microcontroller ta hanyar haɗin UART (CN7) tare da sarrafa kwararar hardware.
Teburin da ke ƙasa yana bayyana pinout mai haɗin UART.
Table 6. UART connector pinout (CN7)
| Pin | Farashin CN7 | Nadi |
| 1 | T_UART_CTS | Manufa UART_CTS (a fili don aikawa) |
| 2 | T_UART_TX | Nufin UART_TX |
| 3 | T_UART_RX | Manufar UART_RX |
| 4 | T_UART_RTS | Manufa UART_RTS (neman aikawa) |
| 5 | GND | Kasa |
LED mai amfani
LED guda ɗaya na gaba ɗaya-manufa blue LED (LD1) yana samuwa don aikace-aikacen mai amfani. An haɗa shi zuwa fil 5 na CN4 na X-NUCLEO-WB05KN1 kuma yana fitarwa tare da babban matakin tashar tashar tashar tashar MCU mai masaukin da aka haɗa zuwa fil 5 na CN4.
Bayani na X-NUCLEO-WB05KN1
Alamar samfur
Lambobin da ke saman ko kasa na duk PCBs suna ba da bayanin samfur:
- Sitika na farko: lambar odar samfur da gano samfur, gabaɗaya ana sanya shi akan babban allo mai nuna na'urar da aka yi niyya.
- Exampda:
- Sitika na biyu: bayanin allo tare da bita da lambar serial, akwai akan kowace PCB. Exampda:
- A kan sitika na farko, layin farko yana ba da lambar odar samfur, kuma layi na biyu na tantance samfurin.
- A kan sitika na biyu, layin farko yana da tsari mai zuwa: "MBxxxx-Variant-yzz", inda "MBxxxx" shine ma'anar allo, "Variant" (na zaɓi) yana gano bambance-bambancen hawan lokacin da yawa, "y" shine PCB. bita, kuma “zz” shine bita na taro, misaliampku B01. Layi na biyu yana nuna lambar serial ɗin allon da aka yi amfani da shi don ganowa.
- Sassan da aka yiwa alama a matsayin “ES” ko “E” ba su cancanta ba tukuna don haka ba a yarda da amfani da su wajen samarwa ba. ST ba shi da alhakin kowane sakamako sakamakon irin wannan amfani. Babu wani yanayi da ST zai zama abin dogaro ga abokin ciniki ta amfani da kowane ɗayan waɗannan injiniyoyinamples a cikin samarwa. Dole ne a tuntubi sashen ingancin ST kafin kowane yanke shawara don amfani da waɗannan injiniyoyiampdon gudanar da aikin cancanta.
- "ES" ko "E" alamar examples na wuri:
- A kan STM32 da aka yi niyya wanda aka siyar akan allo (don kwatanta alamar STM32, duba sakin layi na bayanin Kunshin bayanan STM32 a www.st.com websaiti).
- Kusa da kayan aikin kimantawa da ke yin odar lambar ɓangaren da ke makale, ko allon siliki da aka buga akan allo.
- Wasu allunan suna da takamaiman sigar na'urar STM32, wanda ke ba da damar gudanar da duk wani tari / ɗakin karatu na kasuwanci da ke akwai. Wannan na'urar STM32 tana nuna zaɓin alamar "U" a ƙarshen daidaitaccen lambar ɓangaren kuma babu don siyarwa.
- Don amfani da tari na kasuwanci iri ɗaya a cikin aikace-aikacen su, masu haɓakawa na iya buƙatar siyan lambar ɓangaren takamaiman wannan tari/laburare. Farashin waɗancan lambobin ɓangaren sun haɗa da tarin sarauta/labarun sarauta.
- X-NUCLEO-WB05KN1 tarihin samfurin
Tebur 7. Tarihin samfur
| Oda code | Gano samfurin | Bayanin samfur | Bayanin canjin samfur | Iyakokin samfur |
| X-NUCLEO- WB05KN1 | XNWB05KN1$CZ1 | MCU: STM32WB05KNV6 siliki bita "Z" | Na farko bita | Babu iyaka |
| Takardar bayanan MCU: Saukewa: STM32WB05xN (Saukewa: ES0633) | ||||
Alloli:
|
Tarihin sake fasalin allo
Table 8. Tarihin bita na hukumar
| Maganar hukumar | Bambancin allo da bita | Bayanin canjin allo | Iyakokin hukumar |
| MB2160 (ARDUINO® dubawa) | MB2160-WB05N-B01 | Na farko bita | Babu iyaka |
| MB2032 (MCU RF allon) | MB2032-WB05N-B01 | Na farko bita | Babu iyaka |
Hukumar Sadarwa ta Tarayya (FCC) da Bayanan yarda da IED Kanada
- Bayanin Yarda da FCC
- Bayanan samfuran: X-NUCLEO-WB05KN1
- FCC ID: YCP-MB203202
- Mitar Rediyo (RF) Yarda da Sadarwar Rediyo: Don gamsar da buƙatun fallasa FCC RF, ya kamata a kiyaye nisa na 20cm ko fiye tsakanin eriyar wannan na'urar da mutane yayin aiki. Don tabbatar da yarda, aiki a nesa kusa fiye da wannan ba a ba da shawarar ba. Wannan mai watsawa dole ne a kasance tare ko aiki tare tare da kowane eriya ko mai watsawa.
- Darasi na 15.19
- Wannan na'urar ta bi Sashe na 15 na Dokokin FCC. Aiki yana ƙarƙashin sharuɗɗa biyu masu zuwa: (1) wannan na'urar bazai haifar da tsangwama mai cutarwa ba, kuma (2) dole ne wannan na'urar ta karɓi duk wani tsangwama da aka karɓa, gami da tsangwama wanda zai iya haifar da aiki maras so.
- Darasi na 15.21
- Duk wani canje-canje ko gyare-gyare ga wannan kayan aikin wanda STMicroelectronics ba su amince da shi ba na iya haifar da tsangwama mai cutarwa da ɓata ikon mai amfani don sarrafa wannan kayan aikin.
Sashe na 15.105 An gwada wannan kayan aikin kuma an samo shi don biyan iyaka don na'urar dijital ta Class B, bisa ga sashi na 15 na Dokokin FCC. An tsara waɗannan iyakokin don ba da kariya mai ma'ana daga kutsawa mai cutarwa a cikin shigarwar mazaunin. Wannan kayan aikin yana haifar da amfani kuma yana iya haskaka ƙarfin mitar rediyo kuma, idan ba a shigar da shi ba kuma aka yi amfani da shi daidai da umarnin, na iya haifar da tsangwama mai cutarwa ga sadarwar rediyo. Duk da haka, babu tabbacin cewa tsangwama ba zai faru a cikin wani shigarwa na musamman ba.
- Idan wannan kayan aikin ya haifar da tsangwama mai cutarwa ga liyafar rediyo ko talabijin wanda za'a iya tantancewa ta hanyar kashe kayan aiki da kunnawa, ana ƙarfafa mai amfani da yayi ƙoƙarin gyara tsangwama ta ɗaya ko fiye na waɗannan matakan:
- Sake daidaitawa ko matsar da eriya mai karɓa.
- Ƙara rabuwa tsakanin kayan aiki da mai karɓa.
- Haɗa kayan aiki zuwa wani wurin da ke kewaye daban da wanda aka haɗa mai karɓa zuwa gare shi.
- Tuntuɓi dila ko gogaggen masanin rediyo/TV don taimako.
- Jam'iyyar da ke da alhakin (a cikin Amurka)
- Francesco Doddo
- STMicroelectronics, Inc. girma
- 200 Taron Koli | Suite 405 | Burlington, MA 01803 USA
- Wayar hannu: +1 781-472-9634
Bayanin Yarda da ISED
- Bayanan samfuran: X-NUCLEO-WB05KN1
- Saukewa: 8976A-MB203202
- Bayanan Bayani na X-NUCLEO-WB05KN1
- Takaddun shaida na haɗin gwiwar IC : 8976A-MB203202
- Bayanin Biyayya
- Sanarwa: Wannan na'urar ta bi daidaitattun ma'auni(s) RSS na ISED Kanada. Aikin yana ƙarƙashin sharuɗɗa biyu masu zuwa: (1) wannan na'urar bazai haifar da tsangwama ba, kuma (2) dole ne wannan na'urar ta kasance.
- yarda da kowane tsangwama, gami da tsangwama wanda zai iya haifar da aikin da ba a so na na'urar.
- Bayanin bayyanar RF
Wannan na'urar ta dace da iyakokin fiddawa na IED da aka tsara don yawan jama'a. Dole ne a shigar da wannan na'urar don samar da nisa na aƙalla 20cm daga duk mutane kuma dole ne a kasance tare da shi ko aiki tare da kowane eriya ko mai watsawa.
Bayanin Yarda da RED
- Ta haka, STMicroelectronics ya bayyana cewa nau'in kayan aikin rediyon "X-NUCLEO-WB05KN1" yana cikin bin umarnin 2014/53/EU.
Kewayon mitar da aka yi amfani da shi wajen watsawa da mafi girman ƙarfin haske a cikin wannan kewayon:- Kewayon mitar: 2400-2483.5 MHz (Bluetooth®)
- Matsakaicin iko: 8mW eirp
Tebur 9. Tarihin bitar daftarin aiki
| Kwanan wata | Bita | Canje-canje |
| 03-Yuli-2024 | 1 | Sakin farko. |
MUHIMMAN SANARWA – KU KARANTA A HANKALI
- STMicroelectronics NV da rassan sa ("ST") sun tanadi haƙƙin yin canje-canje, gyare-gyare, haɓakawa, gyare-gyare, da haɓakawa ga samfuran ST da/ko ga wannan takaddar a kowane lokaci ba tare da sanarwa ba. Ya kamata masu siye su sami sabbin bayanai masu dacewa akan samfuran ST kafin yin oda. Ana siyar da samfuran ST bisa ga sharuɗɗa da sharuɗɗan siyarwa na ST a wurin lokacin amincewa.
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