Ranar jiya ina magana ne game da kayan kodin wanda babban jigon su shine Rasberi pi, wanda aka mayar da hankali akan kasuwa ga yara waɗanda ke da sha'awar gina kwamfutar su.
Da kyau, sama da mako guda da ya gabata, da yawa masu amfani da Rasberi Pi waɗanda suka sayi kayan aikin PoE HAT sun fara yin da'awa da yawa a cikin tattaunawa daban-daban har ma a cikin shafin Rasberi.
Saboda masu amfani da yawa ya ba da rahoto game da HAT ɗin da aka saki kwanan nan Rasberi Pi Power-over-Ethernet HAT, Gidauniyar Rasberi Pi tana ba da gudummawar sake biyan kwastomomin da suka sayi kwamitin da ba daidai ba.
A kwanakin bayan an sake shi a ƙarshen Agusta, masu amfani sun kasance suna bayar da rahoto game da iyakancewar wutar da aka bayar by Tsakar Gida
HAT cikakke ne ga sanannen Rasberi Pi 3 Model B + SBC wanda ke da cikakkiyar keɓewar wutar lantarki tare da 37-57V DC, shigarwar Class 2 da fitowar 5V / 2.5A DC.
La HAT ya haɗu da mai haɗin 40-pin da sabon maɓallin kai tsaye na Po-takamaiman 4-pin da aka gabatar tare da B +, wanda yake kusa da tashar USB.
El An samar da HAT HAT tare da fan 25mm 25mm mara gogewa don sanyaya Broadcom SoC.
Amma abin takaici, wannan kayan aikin ba zai iya karɓa sosai ta kasuwa ba saboda matsalar da aka ambata.
A cikin makonni masu shiga, injiniyoyi a Raspberry Raspberry Pi Foundation sun yi ta kokarin gano yadda matsalar take. Za'a iya bin ƙa'idodi mai ban sha'awa a kan dandalin Rasberi Pi.
Game da matsalar
A wata kasida a cikin Rijista , matsalar ta bayyana ta hanyar Eben Upton, co-kafa harsashin kuma Shugaba na Rasberi Pi Trading.
A cewar Upton:
"Wannan ma'amala ce tsakanin ƙaramin mitar sauya sheka a kan HAT da ɗayan samfuran biyu na keɓaɓɓiyar canjin USB da muke amfani da shi a kan babban kwamiti."
Upton ya bayyana hakan saboda mai sarrafawa yana aiki daidai a cikin ƙananan mita, duk lokacin da ka canza shi, zaka matsar da adadi mai yawa izuwa iyakokin kebul na USB guda uku ta hanyar canjin iyaka na yanzu.
Wannan babban halin yanzu yana yaudarar sauyawa zuwa cikin tunanin cewa wani lamari na gaskiya mai faruwa yana faruwa.
“Mun batar da shi ne a gwajin samfur saboda (bakomai) gwajin gwajin da aka yi mana na nauyi an yi shi a kan alluna tare da sauran nau'ikan sauyawa, kuma mafi yawan masu gwajin filin namu suna amfani da hukumar ne kawai don amfani da beraye da madannai, wadanda ke aiki daidai. a kan dukkan nau'ikan HAT / Pi da muka gwada, ”in ji Upton.
Babban Mahimman Bayanan Rasberi Pi PoE HAT Matsaloli, kuma matakan da ake dauka dalla dalla a cikin wasikar Upton da aka aika zuwa The Register, kuma an kuma lika su a dandalin Rasberi Pi.
Waɗannan su ne masu zuwa:
- 'Matsakaici mai mahimmanci na HAT / Pi nau'i-nau'i an iyakance shi ne don isar da ƙasa da 200 mA na yanzu zuwa USB. Wannan ya wadatar ga beraye da madannai, amma ba don rumbun kwamfutoci ba, misali «.
- "Za mu gyara wannan matsalar a cikin wata gaba ta Poe HAT."
- "A halin yanzu, za mu ƙara bayani a inda aka sayar da HAT ɗin, muna tattara bayanan wannan iyakance."
- “Za mu samar da wasu hanyoyin zabin na zamani don masu amfani da sha'awa. Suna iya zama:
- "Cire sandunan tanki daga babban jirgi (hanya mai sauƙi da tsabta idan zaku iya amfani da baƙin ƙarfe, amma yana iyakance haɗin USB)."
- "Saka ƙananan ƙananan jerin tsaka-tsalle a cikin hanyar yanzu daga HAT (wannan zai ɗan yi wuyar aiwatarwa)."
- Mahimman wuraren matsalolin Raspberry Pi PoE HAT, da matakan da aka ɗauka, an rubuta su a cikin wasiƙar Upton da aka aika zuwa The Register, kuma an saka su a kan dandalin Rasberi Pi.
Shafin gidan yanar gizo na asali, sanarwa Rasberi Pi PoE HAT na iya zama samu a nan . Shafin samfurin tare da haɗi zuwa masu siyarwa yana nan.