Kudzora kirasi chip sumo
Iyo control chip inonyanya kureva MCU (Microcontroller Unit), ndiko kuti, iyo microcontroller, inozivikanwawo seyomwe chip, ndeyekudzikisa iyo CPU frequency uye zvakatemwa zvakakodzera, uye ndangariro, timer, A/D shanduko, wachi, I. / O chiteshi uye serial kutaurirana uye mamwe anoshanda mamodule uye mainterface akabatanidzwa pane imwechete chip.Kuziva iyo terminal control function, ine zvakanakira kuita kwepamusoro, kuderera kwesimba rekushandisa, programmable uye yakakwirira kuchinjika.
MCU dhizaini yemota gauge level
Zvemotokari inzvimbo yakakosha yekushandisa yeMCU, maererano neIC Insights data, muna 2019, iyo yepasi rose MCU application mumagetsi emotokari yakaita 33%.Nhamba yeMCUS inoshandiswa nemotokari imwe neimwe mumhando dzepamusoro-soro iri pedyo ne100, kubva pakutyaira makombiyuta, LCD zviridzwa, kune injini, chassis, zvikamu zvikuru uye zviduku mumotokari zvinoda MCU kutonga.
Mumazuva ekutanga, 8-bit uye 16-bit MCUS yainyanya kushandiswa mumotokari, asi nekuenderera mberi kwekusimudzira kwemagetsi emotokari nehungwaru, nhamba uye mhando yeMCUS inodiwa iri kuwedzera zvakare.Parizvino, chikamu che32-bit MCUS mumotokari MCUS chasvika makumi matanhatu muzana, iyo ARM's Cortex series kernel, nekuda kwekudhura kwayo uye kutonga kwakanaka kwemagetsi, ndiyo sarudzo huru yevagadziri vemotokari MCU.
Iwo makuru ma paramita emotokari MCU anosanganisira kushanda kwemagetsi, kushanda frequency, Flash uye RAM simba, timer module uye chiteshi nhamba, ADC module uye chiteshi nhamba, serial yekukurukurirana interface mhando uye nhamba, kupinza uye kubuda I / O nhamba yechiteshi, tembiricha yekushandisa, package. fomu uye nhanho yekuchengetedza inoshanda.
Yakakamurwa neCPU bits, mota MCUS inogona kunyanya kukamurwa kuita 8 bits, 16 bits uye 32 bits.Nekukwidziridzwa kwemaitiro, mutengo we32-bit MCUS unoramba uchidonha, uye yave iyo huru, uye zvishoma nezvishoma iri kutsiva maapplication uye misika inotongwa ne8/16-bit MCUS munguva yakapfuura.
Kana yakakamurwa zvinoenderana nendima yekunyorera, mota yeMCU inogona kukamurwa kuita dura remuviri, iyo simba domain, chassis domain, iyo cockpit domain uye yakangwara yekutyaira domain.Kune iyo cockpit domain uye yakangwara dhiraivha domain, iyo MCU inoda kuve nepamusoro komputa simba uye yakakwirira-kumhanya yekunze yekutaurirana nzvimbo, seCAN FD neEthernet.Iyo dura remuviri inodawo huwandu hukuru hwekunze kwekutaurirana, asi iyo computing simba zvinodiwa zveMCU zvakaderera, nepo simba domain uye chassis domain inoda yakakwira tembiricha yekushanda uye mazinga ekuchengetedza anoshanda.
Chassis domain control chip
Chassis domain ine hukama nekutyaira mota uye inoumbwa neyekutapurirana system, drive system, steering system uye braking system.Inoumbwa nezvikamu zvishanu, zvinoti steering, braking, shifting, throttle uye suspension system.Nekuvandudzwa kwehungwaru hwemotokari, kucherechedzwa kwemaonero, kuronga sarudzo uye kutonga kuuraya mota dzakangwara ndiwo musimboti masisitimu echassis domain.Kutungamira-ne-waya uye dhiraivha-ne-waya ndizvo zvakakosha zvekupedzisira kwekupedzisira kwekutyaira otomatiki.
(1) Zvinodiwa pabasa
Iyo chassis domain ECU inoshandisa yakakwirira-inoshanda, scalable inoshanda kuchengetedza chikuva uye inotsigira sensor clustering uye akawanda-axis inertial sensors.Zvichienderana nechiitiko ichi chekunyorera, zvinotevera zvinodikanwa zvinotsanangurwa kune chassis domain MCU:
+ Yakakwira frequency uye yakakwirira komputa simba zvinodiwa, iyo huru frequency haisi pasi pe200MHz uye iyo komputa simba haisi pasi pe300DMIPS.
* Flash yekuchengetedza nzvimbo haisi pasi pe2MB, ine kodhi Flash uye data Flash yemuviri partition;
RAM isingasviki 512KB;
· Yakakwirira inoshanda chengetedzo level zvinodiwa, inogona kusvika ASIL-D level;
· Tsigira 12-bit chaiyo ADC;
· Tsigira 32-bit yakakwira chaiyo, yakakwirira kuwiriranisa timer;
· Tsigira akawanda-channel CAN-FD;
· Tsigiro isiri pasi pe100M Ethernet;
· Kuvimbika kwete kuderera pane AEC-Q100 Grade1;
· Tsigira online kusimudzira (OTA);
* Tsigira firmware yekuongorora basa (nyika yakavanzika algorithm);
(2) Kuita zvinodiwa
Kernel chikamu:
I. Core frequency: ndiko kuti, nguva yewachi kana kernel iri kushanda, iyo inoshandiswa kumiririra kukurumidza kwekernel digital pulse signal oscillation, uye iyo huru frequency haigoni kumiririra zvakananga kuverenga kwekukurumidza kwe kernel.Kernel operation yekumhanya inobatanawo ne kernel pombi, cache, yekuraira set, nezvimwe.
II.Simba reComputing: DMIPS inogona kazhinji kushandiswa kuongororwa.DMIPS iyuniti inoyera kuita kwehukama kweMCU yakasanganiswa bhenji chirongwa kana ichiyedzwa.
· Memory parameters:
I. Chiyeuchidzo chekodhi: chiyeuchidzo chinoshandiswa kuchengetedza kodhi;
II.Data memory: chiyeuchidzo chinoshandiswa kuchengetedza data;
III.RAM: Memory inoshandiswa kuchengetedza data yenguva pfupi uye kodhi.
· Bhazi rekutaurirana: rinosanganisira mota yakakosha bhazi uye yakajairika bhazi rekutaurirana;
· High-chaiyo peripherals;
· Kushanda tembiricha;
(3) Industrial muenzaniso
Sezvo magetsi nemagetsi ekuvaka anoshandiswa neautomaker akasiyana achasiyana, izvo zvinodikanwa zvechassis domain zvichasiyana.Nekuda kwekumisikidzwa kwakasiyana kwemhando dzakasiyana dzefekitori yemotokari imwechete, iyo ECU kusarudzwa kwenzvimbo yechasi kuchave kwakasiyana.Misiyano iyi inozoguma nezvinodiwa zvakasiyana zveMCU kune chassis domain.Semuenzaniso, iyo Honda Accord inoshandisa matatu chassis domain MCU machipisi, uye iyo Audi Q7 inoshandisa anenge gumi nerimwe chassis domain MCU chips.Muna 2021, kugadzirwa kwemotokari dzemotokari dzeChinese mhando dzinosvika mamirioni gumi, ayo avhareji yekuda kwebhasikoro chassis domain MCUS i5, uye musika wese wasvika mamirioni makumi mashanu.Vatengesi vakuru veMCUS mukati mechassis domain ndeye Infineon, NXP, Renesas, Microchip, TI uye ST.Ava vashanu vepasi rese semiconductor vatengesi vanobhadhara inodarika makumi mapfumbamwe nepfumbamwe muzana yemusika wechassis domain MCUS.
(4) Zvipingamupinyi zveindasitiri
Kubva pane yakakosha tekinoroji yekuona, zvikamu zvechassis domain senge EPS, EPB, ESC zvine hukama zvakanyanya nehupenyu hwekuchengetedza mutyairi, saka iyo inoshanda yekuchengetedza nhanho yechassis domain MCU yakakwira zvakanyanya, chaizvo ASIL-D. zvinodiwa pamwero.Iyi nhanho yekuchengetedza inoshanda yeMCU haina chinhu muChina.Pamusoro peiyo inoshanda yekuchengetedza nhanho, iyo mamiriro ekushandisa echassis zvikamu zvine zvakanyanyisa zvinodiwa zveMCU frequency, simba rekombuta, ndangariro simba, peripheral performance, peripheral kunyatsoita uye zvimwe zvinhu.Chassis domain MCU yakagadzira yakakwira indasitiri chipingamupinyi, inoda vagadziri vepamba veMCU kupikisa uye kutyora.
Panyaya yekugovera ketani, nekuda kwezvinodiwa zveiyo yakakwira frequency uye yakakwirira komputa simba rekutonga chip chechassis domain zvikamu, zvakati wandei zvinodikanwa zvinoiswa pamberi pekuita uye maitiro ekugadzira wafer.Parizvino, zvinoita sekunge 55nm process inodiwa kusangana neMCU frequency zvinodiwa pamusoro pe200MHz.Panyaya iyi, mutsara wekugadzira MCU wepamba hauna kukwana uye hausati wasvika padanho rekugadzira ruzhinji.Vagadziri vepasi rese semiconductor vakagamuchira iyo IDM modhi, maererano newafer foundries, parizvino chete TSMC, UMC uye GF vane hunyanzvi hunoenderana.Vagadziri vepamba chip vese makambani eFabless, uye kune zvimhingamipinyi uye dzimwe njodzi mukugadzira wafer uye kugona kwesimba.
Mukati memakomputa mamiriro akadai sekutyaira akazvimirira, zvechinyakare-chinangwa cpus zvakaoma kuchinjika kuAI computing zvinodiwa nekuda kwekushomeka kwavo kwekombuta, uye AI machipi akadai seGpus, FPgas uye ASics ane mashandiro akanaka kumucheto uye gore neavo. maitiro uye anoshandiswa zvakanyanya.Kubva pamaonero emaitiro etekinoroji, GPU icharamba iri iyo inotonga AI chip munguva pfupi, uye nekufamba kwenguva, ASIC ndiyo yekupedzisira kutungamira.Kubva pakuona kwemaitiro emusika, kudiwa kwepasirese kweAI machipisi kuchachengetedza kukurumidza kukura, uye gore nemachipisi ane mukana mukuru wekukura, uye kukura kwemusika kunotarisirwa kunge kuri pedyo ne50% mumakore mashanu anotevera.Kunyangwe hwaro hwemumba chip tekinoroji isina kusimba, nekukurumidza kumhara kweAI kunyorera, kukurumidza vhoriyamu yeAI chip kudiwa kunogadzira mikana yehunyanzvi uye kugona kukura kwemabhizinesi emuno chip.Autonomous kutyaira kune zvakaomesesa zvinodiwa pamagetsi ekombuta, kunonoka uye kuvimbika.Parizvino, GPU + FPGA mhinduro dzinonyanya kushandiswa.Nekugadzikana kwealgorithms uye inofambiswa nedata, ASics inotarisirwa kuwana nzvimbo yemusika.
Yakawanda nzvimbo inodiwa paCPU chip yekufembera kwebazi uye optimization, kuchengetedza nyika dzakasiyana kudzikisa latency yekuchinja basa.Izvi zvakare zvinoita kuti ive yakakodzera kurongeka kwekutonga, serial mashandiro uye general-mhando data mashandiro.Tora GPU neCPU semuenzaniso, uchienzaniswa neCPU, GPU inoshandisa nhamba yakakura yemakomputa mayunitsi uye pombi refu, ingori nyore kudzora pfungwa uye kubvisa Cache.Iyo CPU haingotore nzvimbo yakawanda neCache, asi zvakare ine yakaoma yekudzora logic uye akawanda optimization maseketi, zvichienzaniswa nesimba rekombuta chikamu chidiki chete.
Power domain control chip
Power domain controller ndeye yakangwara powertrain manejimendi unit.NeCAN/FLEXRAY kuti iwane kutapurirana manejimendi, manejimendi ebhatiri, yekutarisa alternator mutemo, inonyanya kushandiswa kugadzirisa powertrain uye kutonga, ukuwo ese emagetsi akangwara akangwara ekuongorora akangwara ekuchengetedza simba, kutaurirana kwebhazi uye mamwe mabasa.
(1) Zvinodiwa pabasa
Iyo simba domain control MCU inogona kutsigira makuru maapplication musimba, akadai seBMS, aine zvinotevera zvinodiwa:
· Yakakwirira huru frequency, huru frequency 600MHz ~ 800MHz
RAM 4MB
· Yakakwirira inoshanda chengetedzo level zvinodiwa, inogona kusvika ASIL-D level;
· Tsigira akawanda-channel CAN-FD;
· Tsigira 2G Ethernet;
· Kuvimbika kwete kuderera pane AEC-Q100 Grade1;
* Tsigira firmware yekuongorora basa (nyika yakavanzika algorithm);
(2) Kuita zvinodiwa
Kuita kwepamusoro: Chigadzirwa chinosanganisa iyo ARM Cortex R5 mbiri-musimboti kukiya-nhanho CPU uye 4MB pa-chip SRAM kutsigira kuwedzera kwesimba rekombuta uye ndangariro zvinodiwa zvemotokari application.ARM Cortex-R5F CPU kusvika ku800MHz.Kuchengetedzwa kwepamusoro: Kuvimbika kwemotokari chiyero cheAEC-Q100 inosvika kuGiredhi 1, uye ISO26262 functional safety level inosvika ASIL D. Iyo dual-core lock nhanho CPU inogona kusvika kusvika 99% diagnostic coverage.Iyo yakavakirwa-mukati yekuchengetedza ruzivo module inosanganisa yechokwadi random nhamba jenareta, AES, RSA, ECC, SHA, uye hardware accelerators inoenderana neakakodzera zviyero zveHurumende uye bhizinesi chengetedzo.Kubatanidzwa kweaya mabasa ekuchengetedza ruzivo anogona kusangana nezvinodiwa zvezvikumbiro zvakadai sekutanga kwakachengeteka, kutaurirana kwakachengeteka, kuchengetedza firmware update uye kusimudzira.
Body area control chip
Nzvimbo yemuviri ndiyo inonyanya kuita basa rekutonga kwemabasa akasiyana-siyana emuviri.Nekuvandudzwa kwemotokari, mutongi wenzvimbo yemuviri anowedzerawo, kuitira kuderedza mutengo wemutongi, kuderedza huremu hwemotokari, kubatanidzwa kunoda kuisa zvese zvinoshanda, kubva kumberi chikamu, pakati. chikamu chemotokari uye chikamu chekumashure chemota, senge reshure rebhureki mwenje, reshure renzvimbo mwenje, yekukiyiwa kwegonhi rekumashure, uye kunyangwe tsvimbo yekugara yakabatana yakabatana kuita controller yakazara.
Mutongi wenzvimbo yemuviri anowanzo batanidza BCM, PEPS, TPMS, Gedhi uye mamwe mabasa, asi zvakare anogona kuwedzera kugadzirisa kwechigaro, rearview girazi rekudzora, kudzora mhepo uye mamwe mabasa, yakazara uye yakabatana manejimendi yega yega actuator, inonzwisisika uye inoshanda kugoverwa kwehurongwa zviwanikwa. .Mabasa emutongi wenzvimbo yemuviri akawanda, sezvaratidzwa pazasi, asi haana kugumira kune akanyorwa pano.
(1) Zvinodiwa pabasa
Izvo zvinonyanya kudiwa zvemotokari zvemagetsi zveMCU kutonga machipisi zviri nani kugadzikana, kuvimbika, chengetedzo, chaiyo-nguva uye humwe hunyanzvi hunhu, pamwe nepamusoro pekuita komputa uye kugona kuchengetedza, uye yakaderera simba rekushandisa index zvinodiwa.Mutongi wenzvimbo yemuviri akachinja zvishoma nezvishoma kubva kune yakagadziriswa kushanda kwekushanda kune mukuru mukuru anobatanidza zvose zvinotyaira zvemagetsi emuviri, mabasa makuru, magetsi, magonhi, Windows, nezvimwewo. kudzora makiyi egonhi, Windows uye mamwe makiyi, PEPS akangwara makiyi, manejimendi emagetsi, etc. Pamwe chete negedhi CAN, yakawedzera CANFD uye FLEXRAY, LIN network, Ethernet interface uye module yekuvandudza uye kugadzira tekinoroji.
Kazhinji, zvinodikanwa zvebasa zveaya ataurwa pamusoro ekudzora mabasa eMCU main control chip munzvimbo yemuviri anonyanya kuratidzwa muzvikamu zvekombuta nekugadzirisa mashandiro, kushanda kwekubatanidza, kutaurirana, uye kuvimbika.Panyaya yezvinodiwa chaizvo, nekuda kwekusiyana kwekushanda munzvimbo dzakasiyana dzekushanda munzvimbo yemuviri, senge simba Windows, otomatiki zvigaro, electric tailgate uye mamwe maapplication emuviri, kuchine hunyanzvi hwekudzora mota zvinodiwa, mashandisirwo emuviri akadai anoda MCU yekubatanidza FOC yemagetsi control algorithm uye mamwe mabasa.Mukuwedzera, zvakasiyana-siyana zvekushandisa munzvimbo yemuviri zvine zvakasiyana zvinodiwa zvekugadzirisa interface ye chip.Naizvozvo, zvinogara zvichidikanwa kusarudza nzvimbo yemuviri MCU zvinoenderana nekushanda uye kuita zvinodiwa zveiyo chaiyo application mamiriro, uye pahwaro huno, kuyera zvakakwana kuita kwemutengo wechigadzirwa, kugona kwekupa uye tekinoroji sevhisi uye zvimwe zvinhu.
(2) Kuita zvinodiwa
Iwo makuru mareferensi zviratidzo zvemuviri nharaunda kutonga MCU chip ndeaya anotevera:
Kuita: ARM Cortex-M4F@ 144MHz, 180DMIPS, yakavakirwa-mukati 8KB kuraira Cache cache, tsigira Flash kukwidziridza unit execution chirongwa 0 kumirira.
Huru yehukuru yakavharidzirwa ndangariro: inosvika 512K Bytes eFlash, inotsigira encrypted chengetedzo, partition management uye kuchengetedza data, tsigira ECC verification, 100,000 ekudzima nguva, 10 makore ekuchengetedza data;144K Bytes SRAM, inotsigira hardware parity.
Yakabatanidzwa yakapfuma yekutaurirana nzvimbo: Tsigira akawanda-channel GPIO, USART, UART, SPI, QSPI, I2C, SDIO, USB2.0, CAN 2.0B, EMAC, DVP uye mamwe mainterface.
Yakabatanidzwa yakakwirira-inoshanda simulator: Tsigira 12bit 5Msps yakakwira-kumhanya ADC, njanji-kune-njanji yakazvimirira inoshanda amplifier, high-speed analog comparator, 12bit 1Msps DAC;Tsigira ekunze yekupinda yakazvimirira referensi voltage sosi, akawanda-channel capacitive touch kiyi;High kumhanya DMA controller.
Tsigira yemukati RC kana yekunze crystal wachi yekuisa, yakakwirira kuvimbika kuseta zvakare.
Yakavakirwa-mukati calibration RTC chaiyo-nguva wachi, inotsigira kusvetuka gore risingaperi karenda, zviitiko zvealarm, nguva nenguva kumuka.
Tsigira high precision timeing counter.
Hardware-level security features: Encryption algorithm hardware acceleration engine, inotsigira AES, DES, TDES, SHA1/224/256, SM1, SM3, SM4, SM7, MD5 algorithms;Flash storage encryption, multi-user partition management (MMU), TRNG yechokwadi random nhamba jenareta, CRC16/32 kushanda;Tsigiro yekudzivirira kunyorera (WRP), akawanda kuverenga kuchengetedzwa (RDP) mazinga (L0 / L1 / L2);Tsigira kuchengetedza kutanga, chirongwa encryption kurodha, kuchengetedza gadziriso.
Tsigiro wachi yekutadza kutarisa uye anti-kuparadza yekutarisa.
96-bit UID uye 128-bit UCID.
Yakavimbika kwazvo nzvimbo yekushanda: 1.8V ~ 3.6V/-40 ℃ ~ 105 ℃.
(3) Industrial muenzaniso
Iyo body area electronic system iri munhanho yekutanga yekukura kune ese ekunze uye epamba mabhizinesi.Mabhizinesi ekunze akadai seBCM, PEPS, magonhi neWindows, chigaro chekutonga uye zvimwe zvigadzirwa zvega-function zvine yakadzika tekinoroji kuunganidza, nepo makambani makuru ekunze ane kuvharika kwakakura kwemitsetse yezvigadzirwa, achiisa hwaro hwekuti vaite zvigadzirwa zvekubatanidza system. .Mabhizinesi emudzimba ane zvimwe zvakanakira mukushandiswa kwesimba idzva remotokari muviri.Tora BYD semuenzaniso, mumotokari itsva yeBYD, nzvimbo yemuviri yakakamurwa munzvimbo dzekuruboshwe nekurudyi, uye chigadzirwa chekubatanidza system chinorongedzerwa uye chinotsanangurwa.Nekudaro, maererano nemachipisi ekudzora nzvimbo yemuviri, mutengesi mukuru weMCU achiri Infineon, NXP, Renesas, Microchip, ST uye vamwe vanogadzira machipisi epasi rese, uye vagadziri vepadzimba chip parizvino vane chikamu chakaderera chemusika.
(4) Zvipingamupinyi zveindasitiri
Kubva pamaonero ekutaurirana, pane shanduko yechinyakare architecture-hybrid architecture-yekupedzisira Vehicle Computer Platform.Shanduko mukukurumidzira kutaurirana, pamwe nekuderedzwa kwemutengo wesimba rekutanga komputa nepamusoro chengetedzo yekushanda ndiyo kiyi, uye zvinokwanisika kuona zvishoma nezvishoma kuenderana kwemabasa akasiyana padanho remagetsi remutongi wekutanga mune ramangwana.Semuenzaniso, mutongi wenzvimbo yemuviri anogona kubatanidza yechinyakare BCM, PEPS, uye ripple anti-pinch mabasa.Zvichirevesa, zvipingaidzo zvehunyanzvi zvenzvimbo yemuviri kudzora chip zvakaderera pane nzvimbo yemagetsi, nzvimbo yecockpit, nezvimwe, uye machipisi emumba anotarisirwa kutungamira mukuita budiriro huru munzvimbo yemuviri uye zvishoma nezvishoma kuona kutsiva kwemba.Mumakore achangopfuura, iyo MCU yemumba munzvimbo yemuviri kumberi uye kumashure inokwira musika yakave nekusimuka kwakanaka kwekusimudzira.
Cockpit control chip
Electrification, hungwaru uye networking zvakawedzera kusimudzira kwemotokari yemagetsi nemagetsi ekuvaka kuenda kune inotungamira domain control, uye cockpit iri kukurawo nekukurumidza kubva kumotokari odhiyo uye vhidhiyo yevaraidzo system kuenda kune yakangwara cockpit.Iyo cockpit inoratidzwa neyemunhu-kombuta yekudyidzana interface, asi ingave yakapfuura infotainment system kana yazvino yakangwara cockpit, pamusoro pekuva neSOC ine simba ine computing kumhanya, inodawo yakakwirira-chaiyo-nguva MCU yekutarisana nayo. iyo data yekudyidzana nemotokari.Kuzivikanwa zvishoma nezvishoma kwesoftware-yakatsanangurwa mota, OTA uye Autosar mune yakangwara cockpit inoita kuti zvinodiwa zveMCU zviwanikwa mucockpit zviwedzere.Kunyanya kuratidzwa mukuwedzera kuri kuda kweFLASH uye RAM kugona, PIN Count kudiwa kuri kuwedzera, mamwe mabasa akaomarara anoda akasimba ekuita chirongwa, asi zvakare iine yakapfuma bhazi interface.
(1) Zvinodiwa pabasa
MCU munzvimbo yekabhini inonyanya kuona hurongwa hwesimba manejimendi, simba-panguva yekutonga, manejimendi manejimendi, kuongororwa, mota yedata yekudyidzana, kiyi, backlight management, audio DSP/FM module manejimendi, system system management uye mamwe mabasa.
MCU zviwanikwa zvinodiwa:
· Iyo huru frequency uye komputa simba ine zvimwe zvinodiwa, iyo huru frequency haisi pasi pe100MHz uye iyo komputa simba haisi pasi pe200DMIPS;
* Flash yekuchengetedza nzvimbo haisi pasi pe1MB, ine kodhi Flash uye data Flash yemuviri partition;
RAM isingasviki 128KB;
· Yakakwirira inoshanda chengetedzo level zvinodiwa, inogona kusvika ASIL-B level;
· Tsigira multi-channel ADC;
· Tsigira akawanda-channel CAN-FD;
· Vehicle regulation Grade AEC-Q100 Grade1;
· Tsigira pamhepo kukwidziridzwa (OTA), Flash inotsigira mbiri Bhangi;
· SHE/HSM-light level uye pamusoro peruzivo encryption injini inodiwa kutsigira kutanga kwakachengeteka;
Pin Count haisi pasi pe100PIN;
(2) Kuita zvinodiwa
IO inotsigira yakafara voltage simba rekupa (5.5v ~ 2.7v), IO port inotsigira overvoltage kushandiswa;
Mazhinji masaini ekuisa anochinja zvichienderana nevoltage yebhatiri rekupa simba, uye overvoltage inogona kuitika.Overvoltage inogona kuvandudza kugadzikana kwehurongwa uye kuvimbika.
Memory life:
Hupenyu hwemotokari hunopfuura makore gumi, saka mota yeMCU chirongwa chekuchengetedza uye kuchengetedza data inoda kuve nehupenyu hwakareba.Kuchengetedzwa kwechirongwa uye kuchengetwa kwedata kunofanirwa kuve nezvikamu zvakasiyana zvemuviri, uye chirongwa chekuchengetedza chinoda kudzimwa nguva shoma, saka Endurance> 10K, nepo chengetedzo yedata ichida kudzimwa kazhinji, saka inoda kuve nenhamba yakakura yekudzima nguva. .Tarisa kune data flash chiratidzo Endurance> 100K, makore gumi nemashanu (<1K).10 makore (<100K).
Kukurukurirana bhazi interface;
Kuremerwa kwebhazi pamotokari kuri kuramba kuchikwira nekukwira, saka yechinyakare CAN HAICHAkwanisa kuzadzisa kudiwa kwekutaurirana, iyo yekumhanya-mhanya yeCAN-FD bhazi kudiwa kuri kuramba kuchikwira, kutsigira CAN-FD yave chiyero cheMCU. .
(3) Industrial muenzaniso
Parizvino, chikamu chedzimba smart cabin MCU ichiri yakaderera, uye vatengesi vakuru vachiri NXP, Renesas, Infineon, ST, Microchip uye vamwe vagadziri veMCU vepasi rese.Huwandu hwevagadziri veMCU vepamba vanga vari muchimiro, kuita kwemusika kunoramba kuchionekwa.
(4) Zvipingamupinyi zveindasitiri
Iyo yakangwara kabhini yemota yekudzora nhanho uye inoshanda yekuchengetedza nhanho haina kunyanya kukwira, kunyanya nekuda kwekuunganidzwa kwekuziva sei, uye kudiwa kwekuenderera mberi kwechigadzirwa iteration nekuvandudza.Panguva imwecheteyo, nekuti hakuna akawanda MCU mitsara yekugadzira mumachira epamba, maitiro acho akadzokera kumashure, uye zvinotora nguva yenguva kuti uwane iyo yenyika kugadzirwa kwekutengesa cheni, uye panogona kunge paine mitengo yakakwira, uye kumanikidza kwemakwikwi ne. vagadziri vepasi rese vakakura.
Kushandiswa kwemumba control chip
Mota dzekudzora machipisi anonyanya kuenderana nemota MCU, epamba anotungamira mabhizinesi akadai seZiguang Guowei, Huada Semiconductor, Shanghai Xinti, Zhaoyi Innovation, Jiefa Technology, Xinchi Technology, Beijing Junzheng, Shenzhen Xihua, Shanghai Qipuwei, National Technology, nezvimwewo, vese vane mota-chiyero MCU chigadzirwa kutevedzana, bhenji mhiri kwemakungwa hofori zvigadzirwa, parizvino zvakavakirwa paArM architecture.Mamwe mabhizinesi akaitawo tsvagiridzo nekuvandudza kweRISC-V yekuvaka.
Parizvino, iyo yepamba mota inodzora domain chip inonyanya kushandiswa mumotokari yekumberi yekurodha musika, uye yakaiswa pamotokari mudura remuviri uye infotainment domain, ichiri mune chassis, simba domain uye mamwe minda, ichiri kutungamirwa ne. mhiri kwemakungwa chip giants senge stmicroelectronics, NXP, Texas Instruments, uye Microchip Semiconductor, uye mashoma emabhizinesi epamba akawana mameseji ekugadzira mafomu.Parizvino, iyo yekumba chip inogadzira Chipchi ichaburitsa yakakwira-performance control chip E3 akateedzana zvigadzirwa zvakavakirwa paARM Cortex-R5F muna Kubvumbi 2022, ine inoshanda yekuchengetedza nhanho inosvika ASIL D, tembiricha inotsigira AEC-Q100 Giredhi 1, CPU frequency kusvika 800MHz. , inosvika 6 CPU cores.Ichi ndicho chigadzirwa chepamusoro-soro mumusika uripo wekugadzirwa kwemotokari yemotokari MCU, ichizadza gaka mumusika wepamusoro-wepamusoro-yepamusoro wegeji yemotokari yeMCU, ine kuita kwepamusoro uye kuvimbika kwakanyanya, inogona kushandiswa muBMS, ADAS, VCU, ne. -waya chassis, chiridzwa, HUD, yakangwara yekumashure girazi uye mamwe epakati ekudzora mota minda.Vanopfuura 100 vatengi vakatora E3 yekugadzirwa kwechigadzirwa, kusanganisira GAC, Geely, nezvimwe.
Kushandiswa kwezvinhu zvemumba controller core products
Nguva yekutumira: Jul-19-2023