STMicroelectronics STNRG328S Masu Canjawa Mai Sarrafa Dijital

Gabatarwa

• Wannan takaddar tana bayyana hanyar sake tsara ƙwaƙwalwar EEPROM na na'urar STNRG328S da aka ɗora akan alluna tare da STC/HSTC topologies. Hanyar ta ƙunshi zazzagewar binary file stsw-stc a tsarin hex ta amfani da adaftar kebul na USB/TTL-RS232.
• The example kasa yana nuna allon da STC topology da STNRG328S saka. Zane ya dogara ne akan abubuwan X7R
  (canza capacitors da resonant inductor) don canjin ƙimar 4: 1 (daga bas ɗin shigarwa na 48 V zuwa 12V Vout), yana iya ba da ikon 1 kW a aikace-aikacen uwar garken.

  

• Za a iya sauke lambar binary stsw-stc daga hanyar haɗin yanar gizon https://www.st.com/en/product/stnrg328s. stsw-stc tana goyan bayan sadarwar PMBUS. Kuna iya samun jerin umarni da ƙarin bayani game da na'urar a wuri ɗaya.
  Muhimmi: Tuntuɓi ofishin tallace-tallace na gida lokacin shirya guntu a karon farko.

Kayan aiki da kayan aiki

An bayyana kayan aikin da kayan aikin da ake buƙata don aiwatar da aikin haɓakawa a ƙasa.

1. Kwamfuta ta sirri tare da buƙatu masu zuwa:
   • Windows XP, Windows 7 tsarin aiki
   • aƙalla 2 GB na ƙwaƙwalwar RAM
   • 1 USB tashar jiragen ruwa
2. Shigarwa file CDM v2.12.00 WHQL Certified.exe don FTDI direba don USB 2.0 zuwa serial UART Converter. The file za a iya saukewa daga ST.com a shafin firmware na STEVAL-ILL077V1 a cikin STSW-ILL077FW_SerialLoader subdirectory.
   • Haɗa kebul na USB / UART na cikin PC da motherboard. A karo na farko da kebul ɗin ya haɗa zuwa PC, FTDI kebul ɗin mai sauya direba ya kamata a samo kuma shigar da shi ta atomatik.
     Idan ba a shigar da direba ba, kaddamar da shigarwa file CDM v2.12.00 WHQL Certified.exe.
   • Da zarar an shigar da direba, ana zana hanyar sadarwa ta tashar USB zuwa PC COM na ciki. Ana iya tabbatar da taswirar a cikin mai sarrafa na'urar Windows: [Control Panel]>[Tsarin]>[Mai sarrafa na'ura]>[Mashigai].

     
3. Taskoki file Flash Loader Demonstrator.7z, ana buƙatar shigar da ST serial flash loader akan PC.
   The file za a iya saukewa daga ST.com a shafin firmware na STEVAL-ILL077V1 a cikin STSW-ILL077FW_SerialLoader subdirectory.
   • Bayan shigar da kayan aikin, gudanar da aiwatarwa file STFlashLoader.exe. Allon da aka nuna a cikin hoton da ke ƙasa zai bayyana.

     
4. Binaryar hex file Haɗa tare da IAR Embedded Workbench. Dole ne na'urar da ke cikin jirgin ta riga ta zama walƙiya tare da firmware mai goyan bayan sadarwar PMBUS. Don firmware, muna komawa zuwa STUniversalCode.
5. Micro kebul na USB.
6. Mai ba da wutar lantarki na DC tare da wutar lantarki.

Saitin kayan aikin

Wannan sashe yana bayyana haɗin tsakanin UART na USB da fil ɗin na'urar. Ana nuna ƙimar na'urar a ƙasa:

1. Saita fil kamar yadda aka ƙayyade a cikin tebur mai zuwa:
   Tebur 1. STNRG328S saitunan fil
   

   Maganar Jumper	Saita matsayi
   Fin 13 (VDDA)	+ 3.3V / + 5V akan jirgin da aka kawo
   Bayani: PIN29 VDD	+ 3.3V / + 5V akan jirgin da aka kawo
   Fil 1 (UART_RX)	Saita zuwa UART TX na USB
   Fin 32 (UART_TX)	Saita zuwa UART RX na USB
   Fin 30 (VSS)	GND
   Fil 7 (UART2_RX)	Haɗa zuwa ƙasa don kashe bootloader akan UART na biyu

2. Haɗa ƙarshen kebul na kebul na adaftar zuwa tashar USB na PC; sa'an nan haɗa serial karshen tare da fil connectors na soket.
   Tabbatar da haɗin kai masu zuwa:
   • RX_cable = TX_devive (Pin 32)
   • TX_cable = RX_na'urar (Pin 1)
   • GND_cable = GND_na'urar (Pin 30)
     Sauran UART RX Pin 7 na STNRG328S dole ne a haɗa su zuwa ƙasa.

     

Zazzage firmware

• Don sake fasalin ƙwaƙwalwar EEPROM na na'urar STNRG328S, za mu koma zuwa allon X7R-1kW wanda aka nuna a hoto 1.
• An riga an shigar da firmware stsw-stc.
• Jirgin yana amfani da Pin 1 da Pin 32 azaman UART. Firmware yana daidaita waɗannan fil ɗin I2C da aka raba azaman UART saboda yana buƙatar kunna bootloader ta hanyar UART. Ana iya kunna wannan fasalin ta aiwatar da umarnin rubuta PMBUS don saita ƙimar 0xDE zuwa 0x0001.
• Don aika umarnin PMBUS, mai amfani yana buƙatar GUI da kebul/UART na kayan masarufi (duba 1.).
• Bayan gudanar da wannan umarni, haɗa kebul na UART akan Pin 1 da Pin 32 kamar yadda aka bayyana a sama kuma bi matakan da ke ƙasa:

1. Gudun STFlashLoader.exe, ana nuna taga da ke ƙasa.

   

   • Aiwatar da saitunan da aka nuna a cikin hoton da ke sama.
     Muhimmi:
     Kar a danna maɓallin [Na gaba] nan da nan saboda yana iya rufe taga lokacin. Ana buƙatar ƙarin sake saitin keken fil kafin a ci gaba.
   • Don [Sunan tashar jiragen ruwa], zaɓi tashar COM mai alaƙa da kebul/Serial Converter. Manajan Na'urar Windows akan PC mai amfani yana nuna taswirar tashar COM (duba Kayan aiki da kayan aiki).
2. Kunna allo kuma nan da nan (kasa da s 1) danna maɓallin [Na gaba] a cikin adadi na sama. Allon da ke gaba zai bayyana idan haɗin haɗin gwiwa mai nasara tsakanin PC da allon an kafa.

   

3. Daga akwatin maganganu a cikin adadi na sama, zaɓi STNRG daga lissafin [Target]. Sabuwar taga zai bayyana tare da taswirar ƙwaƙwalwar ajiya na ƙwaƙwalwar mara mara ƙarfi.

   

4. Danna maɓallin [Na gaba], kuma hoton da ke ƙasa zai bayyana.
   Don tsara EEPROM:
   1. zaɓi [Zazzagewa zuwa Na'ura]
   2. in [Download from file], lilo zuwa ga file don saukewa cikin ƙwaƙwalwar SNRG328S.
   3.  zaɓi zaɓin [Global Ease].

      

5. Danna [Na gaba] don fara aikin saukewa.
   Jira tsarin shirye-shirye don kammala kuma tabbatar da cewa saƙon nasara a cikin kore ya bayyana, kamar yadda aka nuna a hoton da ke ƙasa.

   

6. Kuna iya tabbatar da an zazzage madaidaicin binary ta hanyar duba cewa bayanan & adadin cak na firmware ɗin ya dace da sakin.
   Anyi bayanin wannan hanyar a cikin STC Checksum Implemetation.docx akwai akan ST.com.

Magana

1. Bayanin aikace-aikacen: AN4656: Hanyar ɗaukar kaya don STLUX™ da masu kula da dijital na STNRG™

Tarihin bita

Tebur 2. Tarihin bitar daftarin aiki

Kwanan wata	Sigar	Canje-canje
02-Maris-2022	1	Sakin farko.

MUHIMMAN SANARWA - KA KARANTA A HANKALI

• STMicroelectronics NV da rassanta ("ST") suna da haƙƙin yin canje-canje, gyare-gyare, haɓakawa, gyare-gyare, da haɓakawa ga samfuran ST da / ko zuwa wannan takaddar a kowane lokaci ba tare da sanarwa ba. Masu siye yakamata su sami sabbin bayanai masu dacewa akan samfuran ST kafin sanya umarni. Ana siyar da samfuran ST bisa ka'idoji da ka'idodin siyarwar ST a wurin a lokacin oda oda.
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Takardu / Albarkatu

STMicroelectronics STNRG328S Masu Canjawa Mai Sarrafa Dijital [pdf] Manual mai amfani STNRG328S, Mai Canjawa na Dijital, STNRG328S Mai Sarrafa Dijital, Mai Sarrafa Dijital, Mai Sarrafa Dijital, Mai Sarrafa

Magana

• Manual mai amfani