He aha te mea he pinout USB

Universal USB-pahi, ko tetahi o te atanga PC tino rongonui. āhei te reira i hononga rangatū o ngā pūrere (127-E wae). tautoko hoki ngā pūrere USB-pahi hono me te momotu mahi ka rere i te PC. Ko te kupu e taea te powered te pūrere tika i roto i te huānga mea, e faaore i te hiahia mō ngā kai mana atu. I roto i tēnei tuhinga ka titiro tatou ki te mea te tikanga he pinout USB paerewa. Ka taea e kia whai hua mō te whaiaro hanga-o tetahi USB-whāurutau whakaaro ranei e riro te mana mā te atanga i mua ia tatou i tenei mōhiohio. I tua atu, ka titiro tatou ki ta te tikanga he pinout moroiti-USB, me, o te akoranga, paku-USB.

Whakamārama me te Cable USB-atanga

mohio Tata katoa kaiwhakamahi rorohiko rite te USB-tūhono aha titiro reira. Ka whakamahia e tēnei atanga he momo wha-flat te USB-tūhono "whaea" Kua tohua AF, me "papa" - AM. tito te titi USB Momo A e o wha hoapā. tohua te waea tuatahi i roto i whero, kua whangai reira DC ngaohiko whakaaetia +5 volts te ki te tono i te nāianei mōrahi o 500 mA. Ko te whakapā tuarua - ma - no te raraunga (r-). Kei te whakamahia hoki te toru te waea (matomato) mō te whakawhitihia raraunga (D +). tohua whakapā whakamutunga i roto i pango, kua whangai reira te ngaohiko supply kore (noa).

whakaaro momo tūhono A te kaha, kei te hono ratou supply pūrere (rorohiko, ope, a na i runga i. D.). E whakaaro Tūhono ki hei i roto i te hāngū, kua piri ratou e whakaaro pērā i ngā pūreretā, ngā matawai, me te pera i runga i. E rua tapawha ki pito e chamfered te tūhono momo. "Mama" he tapanga BF, me "papa" - BM. He nga titi taua wha (e rua i runga i runga, me te rua i raro), whakarite te Momo titi USB B - he momo A. ōrite

Waea Tūhono Momo Micro-USB

Kei te maha Tūhono o tenei momo whakamahia ki te hono papa me smartphones. Ko ratou nui iti atu i te paerewa USB-atanga. Ko tētahi atu āhuatanga ko te aroaro o e rima hoapā. Tohu enei tūhono ko e whai ake: moroiti-AF (BF) - «Mama» me moroiti-AM (VM) - "papa."

Ko te momo titi moroiti USB:

- te whakapā tuatahi (whero) mo te supply ngaohiko + 5V;

- tuarua me waea tuatoru (ma, me te matomato) whakamahia mō te tuku raraunga;

- whakapā wha lilac kore te (ID) ki te momo tūhono B whai wāhi, me tūhono o te momo A, kati ia i runga i te waea noa ki te tautoko i OTG-mahi;

- whakamutunga, te tuarima, whakapā (mangu) - te kore ngaohiko.

Haunga te runga ake, kia waiho te taura tetahi atu waea whakamahia mō "tātari"; e kore te tau tautapatia ki a ia.

Ko te titi paku-USB

Kei roto hoki paku-USB momo tūhono rima hoapā. Mark enei tūhono e whai ake:. Mini-AF (BF) - «mama" me paku-AM (VM) - "Papa" He ōrite ki te momo moroiti-USB te ohipa titi.

mutunga

Ko te tino hāngai mōhiohio e pā ana waea desoldering mo nga tūhono USB, mai tenei momo o te atanga whakamahia i roto i tata katoa pūkoro me te papamahi ngā pūrere me gadgets. E whakamahia ēnei tūhono mō te tohutohutia te pākahiko ā-me mo te tuku raraunga.