MIKROE STM32F407ZGT6 Multiadapter Prototype Board

Na gode da zabar MIKROE!
Mun gabatar muku da matuƙar mafitar multimedia don ci gaba. M a saman, duk da haka yana da ƙarfi sosai a ciki, mun tsara shi don ƙarfafa manyan nasarori. Kuma yanzu, duk naku ne. Ji daɗin ƙima.

Zabi kamannin ku
Daidai a baya, zabin gaba.

• mikromedia 5 don STM32 Resistive FPI tare da bezel
• mikromedia 5 don STM32 Resistive FPI tare da firam

mikromedia 5 don STM32 RESISTIVE FPI ƙaramin kwamiti ne na haɓakawa wanda aka tsara azaman cikakkiyar mafita don saurin haɓaka multimedia da aikace-aikacen GUI-centric. Ta hanyar nuna allon taɓawa mai tsayayyar 5 ″ wanda mai sarrafa hoto mai ƙarfi ke motsawa wanda zai iya nuna palette mai launi 24-bit (launuka miliyan 16.7), tare da DSP mai kunna sauti CODEC IC, yana wakiltar cikakkiyar mafita ga kowane nau'in aikace-aikacen multimedia. .

A cikin ainihin sa, akwai STM32F32ZGT407 mai ƙarfi 6-bit ko STM32F746ZGT6 microcontroller (wanda ake magana da shi a matsayin "Mai watsa shiri MCU" a cikin rubutu mai zuwa), wanda STMicroelectronics ya samar, wanda ke ba da isasshen ikon sarrafawa don mafi yawan ayyuka masu buƙata, yana tabbatar da aikin hoto na ruwa da glitch. -haifiyar sauti kyauta.

Koyaya, wannan hukumar haɓaka ba ta iyakance ga aikace-aikacen multimedia kawai ba: mikromedia 5 don STM32 RESISTIVE FPI (“mikromedia 5 FPI” a cikin rubutu mai zuwa) yana fasalta USB, zaɓuɓɓukan haɗin RF, firikwensin motsi na dijital, piezo-buzzer, aikin cajin baturi, SD - Mai karanta katin, RTC, da ƙari mai yawa, yana faɗaɗa amfani da shi fiye da multimedia. Masu haɗin mikroBUS Shuttle mai girma uku suna wakiltar mafi girman fasalin haɗin kai, yana ba da damar samun babban tushe na allon Dannawa, girma a kullun.

Amfanin mikromedia 5 FPI baya ƙarewa tare da ikonsa na haɓaka samfuri da haɓaka aikace-aikacen s.tages: an tsara shi azaman cikakken bayani wanda za'a iya aiwatar dashi kai tsaye cikin kowane aiki, ba tare da ƙarin gyare-gyaren kayan aikin da ake buƙata ba. Muna ba da nau'ikan mikromedia 5 guda biyu don allon STM32 RESISTIVE FPI. Na farko yana da nunin TFT tare da bezel a kusa da shi kuma ya dace da na'urorin hannu. Sauran mikromedia 5 don allon STM32 RESISTIVE FPI yana da nunin TFT tare da firam ɗin ƙarfe, da ramukan hawa kusurwa huɗu waɗanda ke ba da damar shigarwa mai sauƙi a cikin nau'ikan kayan aikin masana'antu daban-daban. Ana iya amfani da kowane zaɓi a cikin mafita na gida mai kaifin baki, kazalika da bangon bango, tsaro da tsarin kera motoci, sarrafa kansa na masana'anta, sarrafa tsari, aunawa, bincike da ƙari da yawa. Tare da nau'ikan guda biyu, kyalkyali mai kyau shine kawai abin da kuke buƙatar juya mikromedia 5 don allon STM32 RESISTIVE FPI zuwa ƙirar mai cikakken aiki.

NOTE: Wannan jagorar, gabaɗaya, yana nuna zaɓi ɗaya kawai na mikromedia 5 don STM32 RESISTIVE FPI don dalilai na hoto. Littafin ya shafi duka zaɓuɓɓuka biyu.

Maɓallai fasalulluka na microcontroller

A ainihin sa, mikromedia 5 don STM32 Resistive FPI yana amfani da STM32F407ZGT6 ko STM32F746ZGT6 MCU.

STM32F407ZGT6 shine 32-bit RISC ARM® Cortex®-M4 core. Ana samar da wannan MCU ta hanyar STMicroelectronics, wanda ke nuna ƙayyadaddun ƙayyadaddun abubuwan iyo (FPU), cikakken saitin ayyukan DSP, da naúrar kariyar ƙwaƙwalwar ajiya (MPU) don haɓakar tsaro na aikace-aikacen. Daga cikin abubuwa da yawa da ake samu akan mai masaukin baki MCU, mahimman fasalulluka sun haɗa da:

• 1 MB na ƙwaƙwalwar Flash
• 192 + 4 KB na SRAM (ciki har da 64 KB na Ƙwaƙwalwar Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa)
• Accelerator na ainihin lokaci (ART Accelerator ™) yana ba da izinin aiwatar da 0-jiran jihar daga ƙwaƙwalwar Flash
• Mitar aiki har zuwa 168 MHz
• 210 DMIPS / 1.25 DMIPS/MHz (Dhrystone 2.1) Don cikakken jerin abubuwan MCU, da fatan za a duba takardar bayanan STM32F407ZGT6

STM32F746ZGT6 shine 32-bit RISC ARM® Cortex®-M7 core. Ana samar da wannan MCU ta hanyar STMicroelectronics, wanda ke nuna ƙayyadaddun ƙayyadaddun abubuwan iyo (FPU), cikakken saitin ayyukan DSP, da naúrar kariyar ƙwaƙwalwar ajiya (MPU) don haɓakar tsaro na aikace-aikacen. Daga cikin abubuwa da yawa da ake samu akan mai masaukin baki MCU, mahimman fasalulluka sun haɗa da:

• 1 MB Flash memory
• 320 KB na SRAM
• Accelerator na ainihin lokaci (ART Accelerator ™) yana ba da izinin aiwatar da 0-jiran jihar daga ƙwaƙwalwar Flash
• Mitar aiki har zuwa 216 MHz
• 462 DMIPS / 2.14 DMIPS/MHz (Dhrystone 2.1) Don cikakken jerin fasalulluka na MCU, da fatan za a duba takardar bayanan STM32F746ZGT6.

Microcontroller programming/debugging

Ana iya tsara MCU mai masaukin baki da kuma gyara shi akan JTAG/ SWD mai jituwa 2 × 5 fil kan kai (1), mai lakabin PROG/DEBUG. Wannan taken yana ba da damar yin amfani da mai tsara shirye-shirye na waje (misali CODEGRIP ko mikroProg). Hakanan ana iya yin shirye-shiryen microcontroller ta amfani da bootloader wanda aka riga aka tsara shi cikin na'urar ta tsohuwa. Ana iya samun duk bayanan game da software na bootloader a shafi mai zuwa: www.mikroe.com/mikrobootloader

MCU sake saiti
A allon an sanye shi da maɓallin sake saiti (2), wanda ke gefen baya na allon. Ana amfani da shi don samar da matakin hankali LOW akan fil ɗin sake saitin microcontroller.

Naúrar samar da wutar lantarki

Naúrar samar da wutar lantarki (PSU) tana ba da iko mai tsafta da daidaitacce, wanda ya zama dole don ingantaccen aiki na hukumar ci gaban mikromedia 5 FPI. MCU mai masaukin baki, tare da sauran abubuwan da ke kewaye, suna buƙatar samar da wutar lantarki da babu hayaniya. Saboda haka, an tsara PSU a hankali don tsarawa, tacewa, da rarraba wutar lantarki zuwa duk sassan mikromedia 5 FPI. An sanye shi da abubuwan shigar da wutar lantarki daban-daban guda uku, yana ba da duk sassaucin da mikromedia 5 FPI ke buƙata, musamman lokacin da aka yi amfani da shi akan filin ko azaman haɗaɗɗen tsarin babban tsari. A cikin yanayin lokacin da ake amfani da maɓuɓɓugar wuta da yawa, da'irar canza wutar lantarki ta atomatik tare da ƙayyadaddun abubuwan da aka ƙayyade na tabbatar da cewa za a yi amfani da mafi dacewa.

PSU kuma tana ƙunshe da amintaccen kuma amintaccen da'irar cajin baturi, wanda ke ba da damar cajin baturi Li-Po/Li-Ion mai cell-guda. Hakanan ana goyan bayan zaɓin Ƙarfin OR-ing, yana samar da aikin samar da wutar lantarki mara yankewa (UPS) lokacin da ake amfani da tushen wutar lantarki na waje ko na USB tare da baturi.

Cikakken bayanin

PSU tana da aiki mai matuƙar buƙata na samar da iko ga MCU mai masaukin baki da duk abubuwan da ke kan jirgin, da kuma na na'urorin haɗi na waje. Ɗaya daga cikin mahimman buƙatun shine samar da isasshen halin yanzu, guje wa voltage sauke a fitarwa. Hakanan, PSU dole ne ya sami damar tallafawa hanyoyin wutar lantarki da yawa tare da maras muhimmanci maras rubututage, ba da damar sauyawa tsakanin su ta fifiko. Ƙirar PSU, dangane da saitin ICs na canza ƙarfin aiki mai girma wanda Microchip ya samar, yana tabbatar da kyakkyawan ingancin fitarwa.tage, high halin yanzu rating, da kuma rage electromagnetic radiation.

A shigar da stage na PSU, MIC2253, babban ingantaccen haɓaka mai sarrafa IC tare da wuce gona da iri.tage kariya yana tabbatar da cewa voltage shigarwa a s na gabatage yana da tsari mai kyau kuma yana da kwanciyar hankali. Ana amfani dashi don haɓaka voltage da low-voltage tushen wutar lantarki (batir Li-Po/Li-Ion da USB), yana barin s na gabatage don isar da ingantaccen tsarin 3.3V da 5V zuwa hukumar haɓakawa. Ana amfani da saitin abubuwan haɗin kai don tantance idan tushen wutar lantarki yana buƙatar juzu'itage inganta. Lokacin da aka haɗa hanyoyin samar da wutar lantarki da yawa a lokaci ɗaya, ana kuma amfani da wannan kewayawa don tantance matakin fifikon shigarwa: 12V PSU mai haɗin waje, iko akan USB, da baturin Li-Po/Li-Ion.

An tsara sauyawa tsakanin hanyoyin samar da wutar lantarki don samar da aikin da ba a yanke ba na hukumar ci gaba. PSU na gaba stage yana amfani da MIC28511 guda biyu, masu daidaita matakin saukowa (buck), masu iya samarwa har zuwa 3A. MIC28511 IC yana amfani da HyperSpeed ​​Control® da HyperLight Load® gine-gine, yana ba da amsa mai sauri-sauri da ingantaccen nauyi mai haske. Ana amfani da kowanne daga cikin masu kula da kuɗaɗen kuɗi guda biyu don samar da wutar lantarki zuwa daidaitaccen layin samar da wutar lantarki (3.3V da 5V), a duk faɗin hukumar haɓakawa da haɗin gwiwa.

Voltage reference

MCP1501, babban madaidaicin buffered voltage tunani daga Microchip ana amfani dashi don samar da madaidaicin juzu'itage reference ba tare da voltage drift. Ana iya amfani da shi don dalilai daban-daban: mafi yawan amfani sun haɗa da voltage nassoshi na masu sauya A/D, masu sauya D/A, da kuma na'urorin kwatance akan mai masaukin MCU. MCP1501 na iya samar da har zuwa 20mA, yana iyakance amfani da shi kawai zuwa voltage comparator aikace-aikace tare da babban shigar da impedance. Dangane da takamaiman aikace-aikacen, ko dai 3.3V daga layin wutar lantarki, ko 2.048V daga MCP1501 za a iya zaɓar. Mai tsalle-tsalle na kan jirgin SMD mai lakabi kamar REF SEL yana ba da juzu'i biyutage reference zažužžukan:

• REF: 2.048V daga babban madaidaicin voltage reference IC
• 3V3: 3.3V daga babban tashar samar da wutar lantarki

PSU connectors

Kamar yadda aka bayyana, ci gaba da ƙira na PSU yana ba da damar yin amfani da nau'ikan hanyoyin samar da wutar lantarki da yawa, yana ba da sassaucin da ba a taɓa ganin irinsa ba: lokacin da batirin Li-Po/Li-Ion ya ƙarfafa shi, yana ba da babban matakin cin gashin kai. Don yanayin da wutar ta kasance matsala, ana iya yin ta ta hanyar samar da wutar lantarki na 12VDC na waje, wanda aka haɗa akan tashar dunƙule igiya biyu. Wutar ba matsala ba ce ko da an kunna ta ta kebul na USB. Ana iya kunna shi akan mai haɗin USB-C, ta amfani da wutar lantarki da ke bayarwa ta USB HOST (watau kwamfuta ta sirri), adaftar bangon USB, ko bankin wutar lantarki. Akwai masu haɗa wutar lantarki guda uku da ake da su, kowanne da manufarsa ta musamman:

• CN6: Mai haɗa USB-C (1)
• TB1: Screw tasha don waje na 12VDC PSU (2)
• CN8: Daidaitaccen 2.5mm farar XH mai haɗa baturi (3)

Mai haɗa USB-C
Mai haɗin USB-C (wanda aka yiwa lakabi da CN6) yana ba da wuta daga mai watsa shiri na USB (yawanci PC), bankin wutar lantarki, ko adaftar bangon USB. Lokacin da aka kunna akan mai haɗin USB, ƙarfin da ake samu zai dogara da iyawar tushen. Matsakaicin ƙimar wutar lantarki, tare da izinin shigar da voltage kewayon yanayin lokacin da ake amfani da wutar lantarki na USB, ana ba da su a cikin tebur Hoto 6:

Kebul na wutar lantarki
Shigar da Voltagda [V]		Fitarwa Voltagda [V]	Max na yanzu [A]	Ƙarfin Ƙarfi [W]
MIN	MAX	3.3	1.7	5.61
4.4	5.5	5	1.3	6.5
		3.3 & 5	0.7 & 0.7	5.81

Lokacin amfani da PC azaman tushen wutar lantarki, za'a iya samun iyakar ƙarfin idan PC mai masaukin yana goyan bayan kebul na 3.2, kuma an sanye shi da masu haɗin USB-C. Idan PC mai masaukin yana amfani da kebul na 2.0interface, zai iya samar da mafi ƙarancin ƙarfi, tunda har zuwa 500 mA (2.5W a 5V) kawai yana samuwa a wannan yanayin. Lura cewa lokacin amfani da igiyoyin USB masu tsayi ko kebul na USB marasa inganci, voltage na iya faɗuwa a waje da ƙimar aiki voltage kewayon, haddasa unpredictable hali na ci gaban hukumar.

NOTE: Idan mai masaukin USB ba a sanye shi da mai haɗin USB-C ba, ana iya amfani da adaftan USB Type A zuwa Nau'in C (an haɗa a cikin kunshin).

12VDC dunƙule tasha

Ana iya haɗa wutar lantarki ta waje ta 12V akan tashar dunƙule igiya 2 (mai lakabin TB1). Lokacin amfani da wutar lantarki na waje, yana yiwuwa a sami mafi kyawun adadin wutar lantarki, tun da ɗayan na'urar samar da wutar lantarki na waje za'a iya musayar sauƙi tare da wani, yayin da ikonta da halayen aiki za'a iya yanke shawarar kowace aikace-aikacen. Hukumar ci gaba tana ba da damar matsakaicin halin yanzu na 2.8A a kowace tashar wutar lantarki (3.3V da 5V) lokacin amfani da wutar lantarki na 12V na waje. Matsakaicin ƙimar wutar lantarki, tare da izinin shigar da voltage kewayon yanayin lokacin da ake amfani da wutar lantarki ta waje, an ba da su a cikin tebur Hoto 7:

Wutar lantarki ta waje
Shigar da Voltagda [V]		Fitarwa Voltagda [V]	Max na yanzu [A]	Ƙarfin Ƙarfi [W]
MIN	MAX	3.3	2.8	9.24
10.6	14	5	2.8	14
		3.3 & 5	2.8 & 2.8	23.24

Hoto na 7: Teburin samar da wutar lantarki na waje.

Li-Po/Li-Ion XH mai haɗa baturi

Lokacin da batirin Li-Po/Li-Ion cell-cell guda ɗaya ke ƙarfafa shi, mikromedia 5 FPI yana ba da zaɓi don sarrafa shi daga nesa. Wannan yana ba da damar cikakken cin gashin kansa, yana ba da damar amfani da shi a wasu takamaiman yanayi: mahalli masu haɗari, aikace-aikacen aikin gona, da sauransu. Mai haɗa baturi daidaitaccen mahaɗin farar XH 2.5mm. Yana ba da damar yin amfani da kewayon Li-Po-cell guda ɗaya da batirin Li-Ion. PSU na mikromedia 5 FPI yana ba da aikin cajin baturi, daga duka na'urorin haɗin USB da 12VDC/na samar da wutar lantarki na waje. Wurin cajin baturi na PSU yana sarrafa tsarin cajin baturi, yana ba da damar mafi kyawun yanayin caji da tsawon rayuwar baturi. Ana nuna tsarin caji ta alamar BATT LED, wanda ke bayan mikromedia 5 FPI.

Tsarin PSU kuma ya haɗa da da'irar cajar baturi. Ya danganta da matsayin aiki na hukumar ci gaban mikromedia 5 FPI, ana iya saita cajin halin yanzu zuwa 100mA ko 500mA. Lokacin da aka kashe hukumar haɓakawa, caja IC za ta keɓe duk ikon da ake samu don cajin baturi. Wannan yana haifar da caji mai sauri, tare da saita cajin halin yanzu zuwa kusan 500mA. Yayin da ake kunna wutar lantarki, za a saita cajin da ake da shi zuwa kusan 100mA, yana rage yawan amfani da wutar lantarki zuwa matakin da ya dace. Matsakaicin ƙimar wuta tare da izinin shigar da voltage kewayon lokacin da ake amfani da wutar lantarki, ana bayar da su a cikin tebur Hoto 8:

Samar da wutar lantarki
Shigar da Voltagda [V]		Fitarwa Voltagda [V]	Max na yanzu [A]	Ƙarfin Ƙarfi [W]
MIN	MAX	3.3	1.3	4.29
3.5	4.2	5	1.1	5.5
		3.3 & 5	0.6 & 0.6	4.98

Hoto na 8: Teburin samar da wutar lantarki.

Rashin wutar lantarki da samar da wutar lantarki mara katsewa (UPS)

Tsarin PSU yana goyan bayan sake samar da wutar lantarki: zai canza ta atomatik zuwa tushen wutar da ya fi dacewa idan ɗaya daga cikin hanyoyin wutar ya gaza ko ya katse. Rashin wutar lantarki kuma yana ba da damar yin aiki mara yankewa (watau aikin UPS, baturin zai ci gaba da samar da wuta idan an cire kebul na USB, ba tare da sake saita mikromedia 5 FPI ba yayin lokacin miƙa mulki).

Ƙaddamar da mikromedia 5 FPI allo

Bayan an haɗa ingantaccen tushen samar da wutar lantarki (1) a cikin yanayin mu tare da baturin Li-Po/Li-Ion mai guda ɗaya, mikromedia 5 FPI za a iya kunna shi. Ana iya yin wannan ta ɗan ƙaramin canji a gefen allo, mai lakabin SW1 (2). Ta hanyar kunna shi ON, za a kunna tsarin PSU, kuma za a rarraba wutar lantarki a cikin hukumar. Alamar LED mai alamar PWR tana nuna cewa mikromedia 5 FPI tana kunnawa.

Nuni mai juriya

Babban ingancin 5 ″ TFT nunin launi na gaskiya tare da allon taɓawa mai tsayayya shine mafi kyawun fasalin mikromedia 5 FPI. Nuni yana da ƙuduri na 800 ta 480 pixels, kuma yana iya nunawa har zuwa 16.7M na launuka (zurfin launi 24-bit). Nunin mikromedia 5 FPI yana fasalta madaidaicin madaidaicin rabo na 500: 1, godiya ga manyan LEDs masu haske 18 da aka yi amfani da su don hasken baya. Tsarin nuni yana sarrafa ta SSD1963 (1) direba mai hoto IC daga Solomon Systech. Wannan babban coprocessor graphics ne mai ƙarfi, sanye take da 1215KB na ƙwaƙwalwar ajiyar firam. Hakanan ya haɗa da wasu abubuwan ci-gaba kamar jujjuyawar nuni na hardware, nunin madubi, taga kayan aiki, sarrafa hasken baya mai ƙarfi, launi mai shirye-shirye da sarrafa haske, da ƙari.

Ƙungiyar juriya, dangane da mai kula da TSC2003 RTP yana ba da damar haɓaka aikace-aikacen hulɗa, yana ba da damar sarrafawa ta hanyar taɓawa. Mai sarrafa taɓawa yana amfani da ƙirar I2C don sadarwa tare da mai sarrafa mai watsa shiri. An sanye shi da nunin 5 mai inganci (2) da mai sarrafawa wanda ke goyan bayan motsin rai, mikromedia 5 FPI yana wakiltar yanayin kayan aiki mai ƙarfi don gina aikace-aikacen GUI-centric Human Machine Interface (HMI).

Adana bayanai

Mikromedia 5 FPI allon ci gaba an sanye shi da nau'ikan ƙwaƙwalwar ajiya iri biyu: tare da ramin katin microSD da ƙirar ƙwaƙwalwar Flash.

Ramin katin microSD
Ramin katin microSD (1) yana ba da damar adana bayanai masu yawa a waje, akan katin ƙwaƙwalwar ajiyar microSD. Yana amfani da Secure digital input/output interface (SDIO) don sadarwa tare da MCU. Hakanan ana bayar da da'irar gano katin microSD akan allo. Katin microSD shine mafi ƙarancin sigar Katin SD, yana aunawa kawai 5 x 11 mm. Duk da ƙananan girmansa, yana ba da damar adana bayanai masu yawa a ciki. Domin karantawa da rubutawa zuwa katin SD, ana buƙatar ingantaccen software/firmware da ke gudana akan MCU mai masaukin baki.

Ma'ajiyar filasha ta waje
mikromedia 5 FPI sanye take da SST26VF064B Flash memory (2). Ƙwaƙwalwar ƙwaƙwalwar ajiyar Flash tana da nauyin 64 Mbits. An tsara sel ɗin ajiyarsa a cikin kalmomi 8-bit, wanda ke haifar da 8Mb na ƙwaƙwalwar mara mara ƙarfi gabaɗaya, akwai don aikace-aikace daban-daban. Mafi kyawun fasalulluka na SST26VF064B Flash module sune babban saurin sa, tsayin daka sosai, da kyakkyawan lokacin riƙe bayanai. Yana iya jure har zuwa zagayawa 100,000, kuma yana iya adana bayanan da aka adana fiye da shekaru 100. Hakanan yana amfani da ƙirar SPI don sadarwa tare da MCU.

Haɗuwa

mikromedia 5 FPI yana ba da ɗimbin zaɓuɓɓukan haɗin kai. Ya haɗa da goyan bayan WiFi, RF da kebul (HOST/NA'A). Bayan waɗancan zaɓuɓɓukan, yana kuma bayar da daidaitattun mahaɗar mikroBUS™ Shuttle. Yana da babban haɓakawa ga tsarin, saboda yana ba da damar yin hulɗa tare da babban tushe na allon Dannawa ™.

USB

Mai watsa shiri MCU sanye take da kebul na gefe, yana ba da damar haɗin kebul mai sauƙi. USB (Universal Serial Bus) sanannen ma'aunin masana'antu ne wanda ke bayyana igiyoyi, haɗin kai, da ka'idojin da ake amfani da su don sadarwa da samar da wutar lantarki tsakanin kwamfutoci da sauran na'urori. mikromedia 5 FPI tana goyan bayan USB azaman hanyoyin HOST/ NA'URARA, yana ba da damar haɓaka kewayon aikace-aikacen tushen USB iri-iri. An sanye shi da haɗin kebul-C, wanda ke ba da advan da yawatages, idan aka kwatanta da farkon nau'ikan masu haɗin USB (ƙirar simmetric, ƙimar mafi girma na yanzu, ƙaramin girman, da sauransu). Ana yin zaɓin yanayin USB ta amfani da mai sarrafa monolithic IC. Wannan IC tana ba da Ganewar Tashar Kanfigareshan (CC) da ayyukan nuni.

Don saita mikromedia 5 FPI azaman USB HOST, ya kamata a saita fil ɗin PSW na USB zuwa MCU LOW matakin tunani (0). Idan an saita zuwa HIGH matakin tunani (1), mikromedia 5 FPI yana aiki azaman NA'URARA. Yayin da yake cikin yanayin HOST, mikromedia 5 FPI yana ba da iko akan mai haɗin USB-C (1) don na'urar da aka haɗe. MCU mai masaukin baki ne ke tafiyar da fil ɗin PSW na USB, yana ƙyale software ta sarrafa yanayin USB. Ana amfani da fil ɗin ID na USB don gano nau'in na'urar da ke haɗe zuwa tashar USB, bisa ga ƙayyadaddun kebul na OTG: fil ɗin ID na USB da aka haɗa da GND yana nuna na'urar HOST, yayin da kebul na ID ɗin ke saita zuwa babban yanayin rashin ƙarfi ( HI-Z) yana nuna cewa abin da aka haɗa na'ura ce.

RF

mikromedia 5 FPI yana ba da sadarwa ta hanyar rediyon ISM na duniya baki ɗaya. Ƙungiyar ISM ta ƙunshi kewayon mitar tsakanin 2.4GHz da 2.4835GHz. An tanada wannan rukunin mitar don masana'antu, kimiyya, da amfanin likita (saboda haka gajartawar ISM). Bugu da kari, yana samuwa a duk duniya, yana mai da shi cikakkiyar madadin WiFi, lokacin da ake buƙatar sadarwar M2M akan ɗan gajeren lokaci. mikromedia 5 FPI tana amfani da nRF24L01+ (1), guntu guda 2.4GHz transceiver tare da ingin ka'ida na tushe, wanda Nordic Semiconductor ya samar. Yana da cikakkiyar bayani don aikace-aikacen mara waya mara ƙarancin ƙarfi. Wannan transceiver ya dogara da tsarin GFSK, yana ba da damar ƙimar bayanai a cikin kewayon daga 250 kbps, har zuwa 2 Mbps. Tsarin GFSK shine mafi ingantaccen tsarin daidaita siginar siginar RF, yana rage bandwidth da ake buƙata, don haka ɓata ƙarancin ƙarfi. NRF24L01+ kuma yana fasalta ingantaccen ShockBurst™ na mallakar mallaka, layin haɗin bayanan fakiti. Bayan sauran ayyuka, yana ba da fasalin MultiCeiver™ na tashoshi 6, wanda ke ba da damar yin amfani da nRF24L01+ a cikin tauraro na cibiyar sadarwa. NRF24L01+ yana amfani da ƙirar SPI don sadarwa tare da mai watsa shiri MCU. Tare da layin SPI, yana amfani da ƙarin fil na GPIO don Zaɓin Chip Chip, Chip Enable, da kuma katsewa. Sashen RF na mikromedia 5 FPI kuma yana da ƙaramin eriya (4) da mai haɗin SMA don eriyar waje.

WiFi

Shahararriyar tsarin WiFi (2) mai lakabi kamar CC3100 yana ba da damar haɗin WiFi. Wannan ƙirar ita ce cikakkiyar mafita ta WiFi akan guntu: mai sarrafa cibiyar sadarwar WiFi mai ƙarfi tare da tsarin sarrafa wutar lantarki, yana ba da tarin TCP / IP, injin crypto mai ƙarfi tare da tallafin 256-bit AES, tsaro WPA2, fasahar SmartConfig ™, da yawa. Kara. Ta hanyar saukar da WiFi da ayyukan sarrafa Intanet daga MCU, yana ba da damar MCU mai watsa shiri don aiwatar da aikace-aikacen hoto masu buƙatu, don haka yana mai da shi kyakkyawan bayani don ƙara haɗin WiFi zuwa mikromedia 5 FPI. Yana amfani da ƙa'idar SPI don sadarwa tare da MCU mai masaukin baki, tare da ƙarin filayen GPIO da yawa da aka yi amfani da su don sake saiti, ɓoyewa, da kuma rahoton katsewa.

Ana amfani da tsalle-tsalle na SMD da aka yiwa lakabi da FORCE AP (3) don tilasta tsarin CC3100 zuwa yanayin Samun damar (AP), ko cikin yanayin Tasha. Koyaya, yanayin aiki na CC3100 module ɗin software na iya ɓata shi.

Wannan SMD jumper yana ba da zaɓi biyu:

• 0: ana jan fil ɗin FORCE AP zuwa matakin hankali LOW, yana tilasta tsarin CC3100 cikin yanayin STATION.
• 1: Ana ja fil ɗin FORCE AP zuwa matakin tunani mai girma, yana tilasta CC3100 module a cikin yanayin AP Akwai eriyar guntu (4) da aka haɗa akan PCB na mikromedia 5 FPI da mai haɗin SMA don eriyar WiFi ta waje.

mikroBUS™ masu haɗa jirgin

Mikromedia 5 don STM32 RESISTIVE FPI Board Development Board yana amfani da mikroBUS™ Shuttle connector, sabon ƙari ga mikroBUS™ misali a cikin nau'i na 2 × 8 pin IDC header tare da 1.27mm (50mil) farar. Ba kamar mikroBUS™ soket, mikroBUS™ Shuttle haši suna ɗaukar sarari da yawa, ba da damar amfani da su a cikin yanayin da ake buƙatar ƙarin ƙira. Akwai masu haɗin haɗin mikroBUS™ guda uku (1) akan allon haɓakawa, masu lakabi daga MB1 zuwa MB3. Yawanci, ana iya amfani da mai haɗa shuttle na mikroBUS™ a haɗe tare da mikroBUS™ Shuttle tsawo amma ba'a iyakance shi ba.

MikroBUS™ Shuttle Extensions Board (2) shine ƙarar jirgi mai sanye da kwas ɗin mikroBUS™ na al'ada da ramukan hawa huɗu. Ana iya haɗa shi da mai haɗa madaidaicin mikroBUS™ ta hanyar kebul mai lebur. Wannan yana tabbatar da dacewa tare da babban tushe na allon Dannawa™. Amfani da mikroBUS™ Shuttles kuma yana ba da ƙarin fa'idodi masu yawa:

• Lokacin amfani da kebul na lebur, ba a gyara matsayin mikroBUS™ Shuttle ba
• mikroBUS™ Shuttle tsawaita allunan sun ƙunshi ƙarin ramukan hawa don shigarwa na dindindin
• Za a iya amfani da tsayin dakataccen kebul na lebur (dangane da yanayin amfani na musamman)
• Hakanan za'a iya faɗaɗa haɗin kai, ta hanyar jujjuya waɗannan haɗe-haɗe ta amfani da Shuttle click (3)

Don ƙarin bayani game da mikroBUS™ Shuttle Extensions Board da Shuttle

Danna, da fatan za a ziyarci web shafuka:
www.mikroe.com/mikrobus-shuttle
www.mikroe.com/shuttle-click
Don ƙarin bayani game da mikroBUS™, da fatan za a ziyarci jami'in web page a www.mikroe.com/mikrobus

Abubuwan da ke da alaƙa da sauti

Ta hanyar ba da nau'i-nau'i biyu masu alaƙa da sauti, mikromedia 5 FPI ta zagaya manufar multimedia. Yana da fasalin piezo-buzzer, wanda ke da sauƙin shiryawa amma yana iya samar da mafi sauƙaƙan sautuna kawai, mai amfani kawai don ƙararrawa ko sanarwa. Zaɓin mai jiwuwa na biyu shine VS1053B IC (1) mai ƙarfi. Yana da Ogg Vorbis/MP3/AAC/WMA/FLAC/WAV/MIDI mai rikodin sauti, da kuma PCM/IMA ADPCM/Ogg Vorbis encoder, duka akan guntu ɗaya. Yana da babban mahimmancin DSP mai ƙarfi, A / D da D / A masu canzawa masu inganci, direban belun kunne na sitiriyo wanda ke iya tuki nauyin 30Ω, gano sifili tare da canjin ƙarar mai santsi, bass da sarrafawar treble, da ƙari mai yawa.

Piezo buzzer
Piezo buzzer (2) na'ura ce mai sauƙi wacce ke iya haɓaka sauti. Karamin transistor mai son zuciya ne ke motsa shi. Ana iya fitar da buzzer ta hanyar amfani da siginar PWM daga MCU a gindin transistor: yanayin sautin ya dogara da yawan siginar PWM, yayin da za'a iya sarrafa ƙarar ta hanyar canza yanayin aikin sa. Tunda yana da sauƙin shiryawa, yana iya zama da amfani sosai don ƙararrawa masu sauƙi, sanarwa, da sauran nau'ikan siginar sauti mai sauƙi.

Audio CODEC

Ana iya sauke abubuwan neman albarkatu da hadaddun ayyukan sarrafa sauti daga MCU mai masaukin baki ta hanyar amfani da keɓaɓɓen sauti CODEC IC, mai lakabin VS1053B (1). Wannan IC tana goyan bayan nau'ikan odiyo daban-daban, galibi ana samun su akan na'urorin sauti na dijital daban-daban. Yana iya ɓoyayyiyar rikodin rafukan sauti da kansa yayin aiwatar da ayyuka masu alaƙa da DSP a layi daya. VS1053B yana da abubuwa masu mahimmanci da yawa waɗanda ke sanya wannan zaɓin IC ya shahara sosai idan ya zo ga sarrafa sauti.

Ta hanyar ba da ingantaccen matsi na hardware (rufewa), VS1053B yana ba da damar yin rikodin sautin yana ɗaukar sarari da yawa idan aka kwatanta da wannan bayanin mai jiwuwa a cikin ɗanyen tsarin sa. A haɗe tare da ADC masu inganci da DACs, direban belun kunne, haɗaɗɗen mai daidaita sauti, sarrafa ƙara, da ƙari, yana wakiltar mafita ga kowane nau'in aikace-aikacen sauti. Tare da na'ura mai sarrafa hoto mai ƙarfi, mai sarrafa sauti na VS1053B gabaɗaya ya haɗa abubuwan multimedia na kwamitin ci gaban mikromedia 5 FPI. Mikromedia 5 FPI allon yana sanye da jack ɗin belun kunne na 3.5mm huɗu (3), yana ba da damar haɗa na'urar kai tare da makirufo.

Sensors da sauran na'urorin haɗi

Saitin ƙarin na'urori masu auna firikwensin kan jirgi da na'urori suna ƙara ƙarin ƙarin amfani ga hukumar haɓaka mikromedia 5 FPI.

Sensor motsi na dijital
FXOS8700CQ, ci-gaba na 3-axis accelerometer da 3-axis magnetometer, na iya gano abubuwan da suka shafi motsi daban-daban, gami da gano abubuwan da suka faru, gano faɗuwar faɗuwa, gano girgiza, gami da famfo, da gano abubuwan da suka faru ta danna sau biyu. Ana iya ba da rahoton waɗannan abubuwan da suka faru ga mai masaukin MCU sama da fitattun katsewa guda biyu, yayin da ake yin canja wurin bayanai akan hanyar sadarwa ta I2C. Firikwensin FXOS8700CQ na iya zama da amfani sosai don gano yanayin nuni. Hakanan za'a iya amfani dashi don juya mikromedia 5 FPI zuwa cikakkiyar mafita e-compass mai lamba 6. Ana iya canza adireshin bawan I2C ta amfani da masu tsalle-tsalle guda biyu na SMD da aka haɗa a ƙarƙashin alamar ADDR SEL (1).

Lokaci-lokaci na gaske (RTC)

MCU mai masaukin baki yana ƙunshe da ƙayyadaddun ƙirar agogo na ainihi (RTC). Wurin RTC yana amfani da keɓantaccen tushen samar da wutar lantarki, yawanci baturi. Don ba da damar ci gaba da bin lokaci, mikromedia 5 FPI sanye take da baturin tantanin halitta wanda ke kula da aikin RTC ko da babban wutar lantarki ya KASHE. Matsakaicin ƙarancin wutar lantarki na gefen RTC yana ba da damar waɗannan batura su daɗe sosai. Kwamitin ci gaban mikromedia 5 FPI an sanye shi da maɓalli mai riƙe baturi (2), mai jituwa tare da nau'ikan baturin tantanin halitta na SR60, LR60, 364, yana ƙyale shi ya haɗa da ainihin agogon lokaci a cikin aikace-aikacen.

Ɗauki NECTO DESIGNER NA GUI APPS
Gina Smart GUI apps cikin sauƙi tare da NECTO Studio Designer da LVGL Graphics Library.

Menene na gaba?

Yanzu kun kammala tafiya ta kowane nau'i na mikromedia 5 don STM32 RESISTIVE FPI ci gaban hukumar. Kun san tsarin sa da tsarin sa. Yanzu kun shirya don fara amfani da sabon allon ku. Muna ba da shawarar matakai da yawa waɗanda wataƙila hanya ce mafi kyau don farawa.

MASU HADAWA
NECTO Studio cikakke ne, yanayin ci gaba mai haɗaɗɗiyar dandamali (IDE) don aikace-aikacen da aka haɗa da samar da duk abin da ake buƙata don fara haɓakawa, da samfuri, gami da aikace-aikacen Click board™ da GUIs don na'urorin da aka haɗa. Ana samun saurin haɓaka software cikin sauƙi kamar yadda masu haɓaka ba sa buƙatar yin la'akari da ƙananan lambar, yantar da su don mai da hankali kan lambar aikace-aikacen kanta. Wannan yana nufin cewa canza MCU ko ma dandali duka ba zai buƙaci masu haɓakawa su sake haɓaka lambar su don sabon MCU ko dandamali ba. Suna iya canzawa kawai zuwa dandalin da ake so, amfani da ma'anar allon daidai file, kuma lambar aikace-aikacen za ta ci gaba da aiki bayan haɗa guda ɗaya. www.mikroe.com/necto.

Ayyukan GUI
Da zarar kun sauke NECTO Studio, kuma tunda kun riga kun sami allon, kuna shirye don fara rubuta ayyukan GUI na farko. Zaɓi tsakanin masu tarawa da yawa don takamaiman MCU wanda ke kan na'urar mikromedia, kuma fara amfani da ɗayan mashahurin ɗakin karatu mai hoto a cikin masana'antar da aka haɗa - ɗakin karatu na zane-zane na LVGL, wani muhimmin sashi na NECTO Studio. Wannan yana ba da kyakkyawar farawa don ayyukan GUI na gaba.

AL'UMMA
Aikin ku yana farawa akan EmbeddedWiki – dandamalin ayyukan da aka haɗa mafi girma a duniya, tare da shirye-shiryen sama da 1M+ da shirye-shiryen amfani, waɗanda aka ƙera tare da gyare-gyaren da aka riga aka tsara da daidaitattun kayan masarufi da hanyoyin software waɗanda ke aiki azaman mafari don haɓaka samfura ko aikace-aikace na musamman. Dandalin ya ƙunshi batutuwa 12 da aikace-aikace 92. Kawai zaɓi MCU ɗin da kuke buƙata, zaɓi aikace-aikacen, kuma karɓi lambar inganci 100%. Ko kai novice ne da ke aiki akan aikinka na farko ko ƙwararren ƙwararren ƙwararren ƙwararren 101st, EmbeddedWiki yana tabbatar da kammala aikin tare da gamsuwa, kawar da lokacin da ba dole ba.tage. www.embeddedwiki.com

TAIMAKO
MIKROE yana ba da Tallafin Fasaha kyauta har zuwa ƙarshen rayuwarsa, don haka idan wani abu ya ɓace, a shirye muke kuma a shirye muke mu taimaka. Mun san yadda yake da mahimmanci mu iya dogara ga wani a lokutan da muka makale da ayyukanmu akan kowane dalili, ko fuskantar ranar ƙarshe. Wannan shine dalilin da ya sa Sashen Tallafawa, a matsayin ɗaya daga cikin ginshiƙan da kamfaninmu ya dogara da su, yanzu kuma yana ba da Tallafin Fasaha na Premium ga masu amfani da kasuwanci, yana tabbatar da ma fi guntun lokaci don mafita. www.mikroe.com/support

RA'AYI

Duk samfuran mallakin MIKROE ana kiyaye su ta dokar haƙƙin mallaka da yarjejeniyar haƙƙin mallaka ta ƙasa da ƙasa. Don haka, wannan littafin ya kamata a kula da shi azaman kowane kayan haƙƙin mallaka. Babu wani ɓangare na wannan jagorar, gami da samfur da software da aka siffanta a nan, da dole ne a sake bugawa, adana su a cikin tsarin maidowa, fassara ko watsa shi ta kowace hanya ko ta kowace hanya, ba tare da rubutaccen izini na MIKROE na farko ba. Ana iya buga bugu na littafin PDF don masu zaman kansu ko na gida, amma ba don rarrabawa ba. An haramta duk wani gyara na wannan littafin. MIKROE yana ba da wannan jagorar 'kamar yadda yake' ba tare da garanti na kowane nau'i ba, ko dai bayyanawa ko ma'ana, gami da, amma ba'a iyakance ga, garanti mai ma'ana ko sharuɗɗan ciniki ko dacewa don wata manufa ba.

MIKROE ba zai ɗauki wani nauyi ko alhaki ga kowane kurakurai, ragi da kuskuren da zai iya bayyana a cikin wannan littafin. Babu wani yanayi da MIKROE, daraktocin sa, jami'anta, ma'aikatansa ko masu rarrabawa za su zama abin dogaro ga duk wani lalacewa kai tsaye, takamaiman, na faruwa ko kuma sakamakon haka (ciki har da diyya don asarar ribar kasuwanci da bayanan kasuwanci, katsewar kasuwanci ko duk wata asarar kuɗi) da ta taso daga amfani da wannan jagorar ko samfur, ko da MIKROE an shawarci yiwuwar irin wannan lalacewa. MIKROE yana da haƙƙin canza bayanin da ke cikin wannan littafin a kowane lokaci ba tare da sanarwa ba, idan ya cancanta.

AYYUKAN HADARI MAI KYAU
Samfuran MIKROE ba laifi ba ne - masu haƙuri ko ƙira, kera ko an yi niyya don amfani ko sake siyarwa kamar yadda ake kan - kayan sarrafa layi a cikin mahalli masu haɗari waɗanda ke buƙatar gazawa - aiki mai aminci, kamar a cikin ayyukan makaman nukiliya, kewayawa jirgin sama ko tsarin sadarwa, iska. sarrafa zirga-zirga, injunan tallafin rayuwa kai tsaye ko tsarin makamai wanda gazawar software zai iya haifar da mutuwa kai tsaye, rauni na mutum ko mummunar lalacewar jiki ko muhalli ('Ayyukan Haɗari'). MIKROE da masu samar da ita musamman sun musanta duk wani bayani ko garantin da aka bayyana na dacewa don Ayyukan Babban Haɗari.

ALAMOMIN CINIKI

Sunan MIKROE da tambari, tambarin MIKROE, mikroC, mikroBasic, mikroPascal, mikroProg, mikromedia, Fusion, Click alluna™ da mikroBUS™ alamun kasuwanci ne na MIKROE. Duk sauran alamun kasuwanci da aka ambata a nan mallakin kamfanoninsu ne. Duk sauran samfura da sunayen kamfanoni da ke bayyana a cikin wannan jagorar ƙila ko ba za su zama alamun kasuwanci masu rijista ko haƙƙin mallaka na kamfanoni daban-daban ba, kuma ana amfani da su ne kawai don ganowa ko bayani da fa'idar masu su, ba tare da niyyar ƙeta ba. Haƙƙin mallaka © MIKROE, 2024, Duk haƙƙin mallaka.

• Idan kana son ƙarin koyo game da samfuranmu, da fatan za a ziyarci mu websaiti a www.mikroe.com
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Takardu / Albarkatu

MIKROE STM32F407ZGT6 Multiadapter Prototype Board [pdf] Jagoran Jagora STM32F407ZGT6, STM32F746ZGT6, STM32F407ZGT6 Multi Adapter Prototype Board, STM32F407ZGT6

Magana

• Manual mai amfani