Lilaebrari tsa UM3236 LVGL bakeng sa Lipontšo tsa LCD
Bukana ea Mosebelisi

Selelekela

Boemong ba morao-rao ba indasteri ea likoloi, ho tloaelehile ho hlahisa li-GUI tse ngata le tse rarahaneng esita le bakeng sa lipontšo tse nyenyane tsa LCD. Ho khotsofatsa tlhoko ena, ho entsoe karolo e ncha, AEK-LCD-LVGL, 'me ea eketsoa ho AutoDevKit ecosystem.
Karolo ena e ncha e kenya laebrari ea litšoantšo ea LVGL, 'me e sebelisoa le karolo ea AEK-LCD-DT028V1 ho hlahisa li-GUI tse rarahaneng ka potlako.
LVGL (laebrari ea litšoantšo e bobebe le e fapaneng) ke laebrari ea litšoantšo e sa lefelloeng, e bulehileng, e ngotsoeng ka puo ea C, e fana ka lisebelisoa tsa ho etsa li-GUI tse nang le litšoantšo tse bonolo, tse ntle tsa pono, le mosebetsi o fokolang oa mohopolo.
LVGL e matla haholo kaha e na le lintho tse boletsoeng esale pele, joalo ka likonopo, lichate, manane, liselaete le litšoantšo. Ho etsa litšoantšo ka lipopae, anti-aliasing, opacity, le ho phenya ha bonolo ho nolofalitsoe ka LVGL. Laeborari e tsamaisana le mefuta e mengata ea lisebelisoa tse kenyang, joalo ka li-touchpad, litoeba, likonopo, le li-encoder. Sepheo sa bukana ea mosebelisi ke ho bonts'a mokhoa oa ho theha LCD GUI habonolo, u sebelisa AutoDevKit.
Hlokomela: Bakeng sa lintlha tse ling mabapi le LVGL, sheba litokomane tsa molao. Khoutu ea mohloli e fumaneha bakeng sa ho khoasolla ho tsoa ho GitHub.
Mehaho ea AEK-LVGLSetšoantšo se ka holimo se bonts'a meralo ea software ea LVGL e kopantsoeng le AutoDevKit.
Moralo oa software o khetholloa ke:

• Laeborari ea LVGL: e sebelisa mesebetsi e tsoetseng pele ea litšoantšo e thehiloeng ho laeborari ea mantlha ea litšoantšo ea AEK-LCD-DT028V1:
  - aek_ili9341_drawPixel: e hatisa lipikselse ho AEK-LCD-DT028V1 LCD;
  - aek_lcd_get_touchFeedback: e lemoha ho ama skrineng sa AEK-LCD-DT028V1 LCD;
  - aek_lcd_read_touchPos: e fumana likhokahano tsa ntlha e anngoeng;
  - aek_lcd_set_touch Feedback: e bontša hore ketso ea ho ama e phethiloe.
• Laeborari ea mantlha ea litšoantšo: e sebelisa mesebetsi ea mantlha ea litšoantšo mme e bitsa li-primitives tsa boemo bo tlase.
• Mokhanni oa boemo bo tlase: o sebelisa lisebelisoa tsa MCU. Tabeng ena, ho sebelisoa protocol ea SPI.
• Setšoantšo sa AEK-LCD-DT028V1: Boto ea tlhahlobo ea LCD.

Lintlha tsa motheo tsa LVGL

Laebrari ea LVGL e sebelisana le karolo ea AEK-LCD-DT028V1 ka bakhanni ba babeli ba Disprove le IndevDriver, joalokaha ho bontšitsoe setšoantšong se ka tlase.The Disprove e ikarabella ho lokisa setšoantšo sa buffer le ho se fetisetsa karolong e ka tlaase ho e hlahisa ho LCD. E sebelisa sebopeho se latelang sa lv_disp_drv_t:

• draw_buf: e supa sebopeho sa buffer sa memori moo LVGL e hulang teng.
•  hirers: resolution e tshekaletseng ya pontsho ka dipikselse.
• Verres: resolution e otlolohileng ea ponts'o ka lipikselse.
• flush_cb: e supa tšebetso e sebelisitsoeng ho hatisa buffer ea memori ho ponts'o ea LCD.
•  monitor_cb: e lekola palo ea pixels le nako e hlokahalang ho bonts'a data.
  Ka lehlakoreng le leng, IndevDriver e fumana tlhahisoleseling ea LCD e tsoang mokatong o ka tlase. E sebelisa sebopeho se latelang sa lv_inev_drv_t:
  mofuta: sebaka sena se na le mofuta oa sesebelisoa se kenyang. Li-macro tse fumanehang esale pele li kenyelletsa:
  - LV_INDEV_TYPE_POINTER (e sebelisoa molemong oa rona)
  – LV_INDEV_TYPE_KEYPAD
  – LV_INDEV_TYPE_ENCODER
  – LV_INDEV_TYPE_BUTTON
  redact: e supa ts'ebetso e sebelisoang ho khutlisa tlhahisoleseling.
  flush_cb le redact: li bitsoa nako le nako, ka tatellano, nakong ea ho hlasimolla skrineng e hlalositsoeng ke mosebelisi le ho kenya letsoho ho khatholla. Laeborari ea LVGL e laola linako tsa ho khatholla ka oache e ka hare. Mesebetsi e 'meli ea mantlha ea LVGL e sebelisoa bakeng sa taolo ea nako:
• lv_tick_inc(uint32_t x): sepheo sa ts'ebetso ena ke ho hokahanya nako ea LVGL le nako ea 'mele ea MCU. Ntlafatso ea tick e tlameha ho beoa lipakeng tsa milliseconds tse 1 ho isa ho tse 10 ho latela litlhaloso tsa LVGL. Ho
  nyeoe ea rona, re e beha ho 5 milliseconds.
• lv_timer_handler (void): e nchafatsa lintho tse ka hare tsa LVGL ho latela nako e fetileng. Nako ea 'mele e shejoa ka "programmable interrupt timer" (PIT) peripheral ea MCU.

Sehokelo lipakeng tsa LVGL le karolo ea AEK-LCD-DT028V1

Khokahano lipakeng tsa AEK-LCD-LVGL le karolo ea AEK-LCD-DT028V1 e sebelisoa ke file e bitsoang lcd_lvgl.c e fumanehang tlasa "aek_lcd_lvgl_component_rla". Sena file e na le mesebetsi ho:

• qala laeborari ea LVGL,
• laola nako ea ka hare ea LVGL,
• Khokahano ea laebrari ea LVGL le laeborari ea litšoantšo ea mantlha e kentsoeng tšebetsong ke karolo ea AEK-LCD-DT028V1.

Mesebetsi e mehlano ea bohlokoa e hlalositsoe lirapeng tse latelang.
 3.1 Pontšo ea pele
Mosebetsi oa aek_lcd_lvgl_display_init o qala likarolo tse peli tsa bohlokoa tsa LVGL, Disprove le IndevDriver.
 3.1.1 Hanyetsa
Sepheo sa mantlha sa sebopeho sa Disprove ke ho ts'oara "buffer" ea LVGL. Sebaka sa Disprove draw_buf se supa sebopehong sa buffer sa memori se khonang ho ba le li-buffer tse peli tse fapaneng tsa memori. Sebaka sa draw_buf se qalisoa ka mosebetsi oa lv_disp_draw_buf_init().Khoutong e kaholimo, likarolo tsa DISP_HOR_RES le DISP_VER_RES li emela boholo ba LCD.
Hlokomela:
Saese ea buffer e tlameha ho hlophisoa ho latela sistimi e teng ea memori. Tataiso ea semmuso ea LVGL e khothaletsa ho khetha boholo ba li-buffer tsa ho taka bonyane 1/10 ea boholo ba skrini. Haeba buffer ea bobeli e sebelisoa, LVGL e ka tlanya buffer e le 'ngoe ha data ea buffer e 'ngoe e romelloa hore e hlahelle ka morao.Likarolo tse ling tsa sebopeho ke litekanyo tsa skrine, mesebetsi e 'meli, flush le monitor_cb, tseo re tla li sekaseka hamorao. Hang ha e tlatsitsoe, mohaho o tlameha ho ngolisoa le lv_disp_drv_register() mosebetsi o inehetseng ho beha pontšo e sebetsang.
3.1.2 IndevDriver
IndevDriver e qalisoa ka tsela e latelang:Libaka tse hlalositsoeng ka sehloohong ke mofuta oa sesebelisoa se sebelisoang le mosebetsi oa ho se laola. Hape tabeng ena, mohaho o qalileng o hloka ho ngolisoa ho etsa hore sesebelisoa se sebetse.
3.2 Hlatsoa
Ts'ebetso ea flush e sebelisa karolo ea AEK-LCD-DT028V1 ea laebrari ea mantlha ea litšoantšo ho taka, ho LCD, setšoantšo se teng ka har'a buffer ea memori se qalileng ho latela serapa se fetileng.skeleton ea flush function e fanoe ke ts'ebetso ea LVGL 'me e etselitsoe mokhanni oa skrine oa LCD o sebelisoang (ke hore, aek_ili9341_drawPixel - setšoantšo sa pixel). Li-parameter tsa ho kenya ke:

• dry/ Ketso ya ho oma: sesupa sa Kganyetsa
• area: buffer e nang le sebaka se ikhethileng se hlokang ho nchafatsoa
• color: Buffer e nang le mebala e lokelang ho hatisoa.

3.3 monitor_cb
Ts'ebetso ea monitor_cb e hlalositsoe ho tataiso ea semmuso ea LVGL mme ha e hloke litlhophiso.3.4 se_ke_se_bala
Mosebetsi oa my_input_read o laola ho kenya letsoho ho tsoa skrineng sa LCD boemong bo phahameng.
Mosebetsi oa skeleton o hlalosoa ke laebrari ea LVGL. Li-parameter tsa ho kenya ke:

• drv: pointer ho mokhanni ea kentsoeng ea qalileng
• data: e na le pixel-converted x,y coordinate of the touched points Setšoantšo se ka tlase se bontša ts'ebetsong ea my_input_read function:

3.5 Nchafatsa skrine
Mosebetsi oa aek_lcd_lvgl_refresh_screen o ntlafatsa LVGL nako ea ka hare.
Hlokomela: Mosebetsi ona o tlameha ho behoa ka nepo khoutu ea kopo ho phethahatsa litšitiso tsa nako ea LVGL.

AutoDevKit ecosystem

Nts'etsopele ea ts'ebeliso e sebelisang AEK-LCD-LVGL e nka tsoelo-pele e felletsengtage tsa AutoDevKit ecosystem, eo likarolo tsa eona tsa mantlha e leng:

• AutoDevKit Studio IDE e ka kenngoa ho tloha www.st.com/autodevkitsw
• SPC5-UDESTK software ea debugging bakeng sa Windows kapa Bule debugger
•  AEK-LCD-LVGL koloi

4.1AutoDevKit Studio 
AutoDevKit Studio (STSW-AUTODEVKIT) ke tikoloho e kopaneng ea nts'etsopele (IDE) e thehiloeng ho Eclipse e etselitsoeng ho thusa nts'etsopele ea lits'ebetso tse kentsoeng tse thehiloeng ho SPC5 Power Architecture 32-bit microcontrollers.
Sephutheloana se kenyelletsa wizate ea kopo ho qala merero e nang le likarolo tsohle tse amehang le lintlha tsa bohlokoa tse hlokahalang ho hlahisa khoutu ea ho qetela ea mohloli oa kopo. AutoDevKit Studio e boetse e na le:

• monyetla oa ho kopanya lihlahisoa tse ling tsa software ho tsoa 'marakeng o tloaelehileng oa Eclipse
• mahala laesense ea GCC GNU C Compiler karolo
• tšehetso bakeng sa bakopanyi ba maemo a indasteri
• ts'ehetso bakeng sa li-microcontrollers tsa mantlha
•  Mohlophisi oa PinMap ho tsamaisa tlhophiso ea phini ea MCU
•  lisebelisoa tse kopantsoeng tsa hardware le lisebelisoa tsa software, tlhahlobo ea ho lumellana ha likarolo, le MCU le lisebelisoa tsa tlhophiso ea peripheral.
• monyetla oa ho theha litharollo tsa sistimi e ncha ho tsoa ho tse teng ka ho eketsa kapa ho tlosa liboto tsa ts'ebetso tse lumellanang
• khoutu e ncha e ka hlahisoa hang-hang bakeng sa MCU efe kapa efe e lumellanang
•  li-API tsa ts'ebeliso ea boemo bo holimo ho laola karolo e 'ngoe le e' ngoe e sebetsang, ho kenyelletsa le ea karolo ea AEK-LCDLVGL.

Bakeng sa lintlha tse ling, sheba ho UM2623 (haholo-holo, Karolo ea 6 le Karolo ea 7) kapa shebella lithuto tsa video.
4.2 AEK_LCD_LVGL karolo
Bakhanni ba AEK-LVGL ba fuoa ts'ebetso ea STSW-AUTODEVKIT (ho tloha ho version 2.0.0 ho ea pele) ho tsamaisa mohato oa lenaneo.
Ntlafatsa ts'ebetso ea hau ea AutoDevKit ho fumana mofuta oa morao-rao. Ha e se e kentsoe hantle, khetha karolo e bitsoang AEK_LVGL Component RLA.
4.2.1 AEK_LCD_LVGL tlhophiso ea karolo
Ho lokisa karolo, latela mokhoa o ka tlase.
Mohato oa 1. Beha nako ea Refr_Period. Ena ke nako ea skrine ea ho khatholla (theko e khothalelitsoeng ke 30).
Mohato 2. Beha Read_Period nako. Ena ke nako e nyane lipakeng tsa tse peli tse latelang tse sibolloang (theko e khothaletsoang ke 30).
Mohato oa 3. Tšoaea lebokose la Draw Complex ho nolofalletsa widget e tsoetseng pele joaloka meriti, gradients, likhutlo tse chitja, li-circles, arcs, skew lines, le liphetoho tsa litšoantšo.
Mohato 4. Khetha fonte hore u batla ho sebelisa. Nahana hore fonte e 'ngoe le e' ngoe e hloka memori e eketsehileng ea flash bakeng sa khoutu ea kopo e hlahisitsoeng.

Mokhoa oa ho theha projeke ea AutoDevKit ka karolo ea AEK-LCD-LVGL e thehiloeng ho SPC58EC

Mehato ke:
Mohato oa 1. Etsa sesebelisoa se secha sa AutoDevKit Studio bakeng sa SPC58EC series microcontroller 'me u kenye likarolo tse latelang:
- SPC58ECxx Init Package Karolo ea RLA
– SPC58ECxx Karolo e Tlaase ea Bakhanni ba RLA
Hlokomela:
Kenya likarolo tsena qalong, ho seng joalo likarolo tse setseng ha li bonahale.
Mohato oa 2. Kenya likarolo tse ling tse latelang:
Mohato oa 2a. Karolo ea Pakete ea AutoDevKit Init
Mohato oa 2b. Tlhaloso: SPC58ECxx Platform Componer RLA
Mohato oa 2c. Setšoantšo sa AEK-LCD-DT028V1 RLA UM2939 bakeng sa tlhophiso)
Mohato 2d. AEK-LCD-LVGL Karolo ea RLAMohato oa 3. Tobetsa konopo ea [Kabo] fensetereng ea tlhophiso ea AEK-LCD-LVGL. Ts'ebetso ena e fana ka tlhophiso ea AEK-LCD-LVGL ho AutoDevKit.
Mohato 4. Kabo e nolofaditse peripheral ya PIT timer. U ka e netefatsa karolong ea Mokhanni oa Boemo bo Tlase.Mohato oa 5. Hlahisa 'me u hahe kopo ka ho sebelisa litšoantšo tse loketseng ho AutoDevKit Studio. Joale foldara ea projeke e tla tlala e ncha files, ho kenyeletsa le main.c. Foldara ea karolo e tletse ka nako eo ka AEKLCD-DT028V1 le
Bakhanni ba AEK-LCD-LVGL.
Mohato oa 6. Bula manic file 'me li kenyeletsa AEK-LCD-DT028V1.h le AEK_LCD_LVGL.h files.Mohato oa 7. Ka manic file, ka mor'a ts'ebetso ea irqIsrEnable (), kenya mesebetsi e latelang e tlamang:Mohato 8. Ka sehloohong.c, kopitsa le ho peista example ho laeborari ea LVGL e nkiloeng ho tataiso ea semmuso ebe o e kenya ka har'a ().Mohato 9. Boloka, hlahisa, 'me u bokelle kopo.
Mohato oa 10. Bula boto view mohlophisi o fanoeng ke AutoDevKit Sena se fana ka tataiso e hlakileng ea mokhoa oa ho kenya liboto.
Mohato oa 11. Hokela AEK-LCD-DT028V1 koung ea USB ho PC ea hau u sebelisa thapo e nyane ea USB ho ea ho USB.
Mohato oa 12. Qala SPC5-UDESTK-SW 'me u bule debug's file ho AEK-LCD-LVGL- Sesebelisoa / UDE foldareng.
Mohato 13. Matha le debug khoutu ya hao.

Li-demos tse teng bakeng sa AEK-LVGL

Ho na le li-demos tse 'maloa tse fanoeng ka karolo ea AEK-LCD-LVGL:

• SPC582Bxx_RLA AEK_LCD_LVGL Sesebelisoa sa Tlhahlobo
• SPC58ECxx_RLA AEK-LCD_LVGL Sesebelisoa sa Tlhahlobo
• demo ea li-screen tse peli tsa AVAS - SPC58ECxx_RLA_MainEcuForIntegratAVASControl - Sesebelisoa sa Teko

Hlokomela: Ho ka 'na ha e-ba le li-demos tse ling ka litokollo tse ncha tsa AutoDevKit.

Sesebelisoa se tsoetseng pele mohlalaample - skrineng se habeli sa AVAS demo

Sesebelisoa se tsoetseng pele se kentsoe tšebetsong LVGL. Sesebelisoa sena se hula sekala sa koloi bakeng sa li-rpms tsa enjine ponts'o 'me se laola litšoantšo tse amanang le tsona.
Sesebelisoa sa AVAS se kentsoeng tšebetsong se ipapisitse le boto ea AEK-AUD-C1D9031 mme se etsisa molumo oa enjene ea koloi ka lebelo le tlase ho lemosa batho ba tsamaeang ka maoto ka koloi ea motlakase e atamelang.
Ho demo, re etsisa ho potlakisa le ho fokotseha (ke hore, ho eketseha / ho fokotseha ha rpms) ea enjene ea koloi le molumo oa eona ka phanele ea taolo e kentsoeng skrineng sa LCD sa AEK-LCD-DT028V1.Re atolositse demo ka ho eketsa LCD ea bobeli ea AEK-LCD-DT028V1 le ho sebelisa laebrari ea LVGL ho theha lebelo la lebelo ho lekanya boleng ba enjene rpm.
7.1 Li-widget tsa LVGL tse sebelisitsoeng
Ho nts'etsapele demo ea li-screen tse peli tsa AVAS, re sebelisitse li-widget tse latelang tsa LVGL:

• Setšoantšo se sebelisoang joalo ka bokamorao ba tachometer
• Arc e sebelisoang e le sesupo sa tachometer
• Animation e nchafatsang boleng ba arc ho latela enjene rpm

7.1.1 Widget ea setšoantšo sa LVGL
Ho sebelisa setšoantšo ka laeborari ea LVGL, se fetole ho C array ka ho sebelisa marang-rang a mahala mofetoleli.Hlokomela:
Ha u fetola setšoantšo hopola ho tšoaea lebokose la sebopeho sa Big-Endian.
Ka har'a demo ea li-screen tse peli tsa AVAS, sehlopha sa C se emelang setšoantšo sa tachometer se rehiloe lebitso la Gauge. Widget ea setšoantšo e hlophisitsoe joalo ka e latela:Moo:

• lv_img_declare: e sebelisetsoa ho phatlalatsa setšoantšo se bitsoang Gauge.
• lv_img_create: e sebelisoa ho theha ntho ea setšoantšo le ho e hokela skrineng sa hajoale.
•  lv_img_set_src: sena ke setšoantšo se fumanoeng ho converter ea LVGL e bontšitsoeng pejana (ho khothaletsoa ho sebelisa sebopeho sa jpg).
• lv_obj_align: e sebelisoa ho ikamahanya le setšoantšo bohareng ka mokhoa o fanoeng.
• lv_obj_set_size: e sebelisetsoa ho hlophisa boholo ba setšoantšo.

Hlokomela:
Bakeng sa lintlha tse ling mabapi le mokhoa oa ho laola setšoantšo ka laeborari ea LVGL, sheba litokomane tsa molao.
7.1.2 Widget ea LVGL arc
Ho entsoe arc e mebala-bala ho bontša enjene rpms hang-hang. Arc e mebala-bala e na le mebala e 'meli e kopaneng, e khubelu le e putsoa, ​​​​ka ho latellana.Khoutu e latelang e bontša mokhoa oa ho theha selikalikoe:Moo:

• lv_arc_create: e theha ntho ea arc.
• lv_arc_set_rotation: e beha potoloho ea arc.
•  lv_arc_set_bg_angles: e beha boholo le bonyane ba boleng ba arc ka likhato.
• lv_arc_set_value: e beha boleng ba pele ba arc ho zero.
•  lv_obj_set_size: e beha litekanyo tsa arc.
• lv_obj_remove_style: e tlosa pointer ea ho qetela ea arc.
• lv_obj_clear_flag: e beha arc joalo ka ha e khonehe.
• lv_obj_align: e hokahanya arc bohareng ka mokhoa o boletsoeng.

7.1.3 Lipopae tse amanang le Widget
Ts'ebetso e itseng ea arc animation e entsoe mme e fetisetsoa ho enjene ea LVGL ho bonts'a liphetoho tsa rpm. Khoutu ea tšebetso ke ea tse latelang:Moo:

• arc: ke sesupa sa widget ea hona joale ea arc
•  delay: ke nako ea tieho pele animation e qala
• qala: ke sebaka sa pele sa arc
•  pheletso: ke sebaka sa ho qetela sa arc
• speed: ke lebelo la animation ho unit/secs.

Hlokomela: Bakeng sa lintlha tse ling mabapi le mesebetsi ea lipopae e sebelisitsoeng, sheba litokomane tsa LVGL. Ha re nahana hore arc e felletseng e na le li-arches tse peli tse kopaneng, re ile ra tlameha ho laola ts'ebetso ea animation hantle. Bakeng sa morero ona, a re sekasekeng maemo a mabeli a fapaneng:

1. Taba: animation e kenyelletsa arc e le 'ngoe Boemong bona bo bonolo, re abela arc animation e le 'ngoe.
2. Taba: animation e kenyelletsa li-arches tse peli Tabeng ena, animation ea arc ea bobeli e qala qetellong ea animation ea ea pele.

Mosebetsi o itseng oa LVGL (lv_anim_speed_to_time) o kopanya nako ea animation. Nako ena ea ts'ebetso e sebelisetsoa ho bala tieho ea lipopae tsa bobeli tsa arc.7.2 Ts'ebetsong ea mantlha e habeli
Ka ponts'o e 'meli ea AVAS ea skrineng, mesebetsi ea ho bapala le ho bapala molumo e etsoa ka nako e le ngoe ka sistimi e kentsoeng ea nako ea nnete. Ho hlola tahlehelo e ka bang teng ea karabelo ea sistimi, re nkile qeto ea ho sebelisa li-cores tse peli tse fapaneng: e 'ngoe e inehetseng ponts'ong le e' ngoe ea ho bapala molumo.
Boto ea AEK-MCU-C4MLIT1 e tšoara microcontroller ea SPC58EC80E5 e nang le processor ea mantlha e habeli, e loketseng nyeoe e hlalositsoeng kaholimo.
Ka botlalo:

• Core 2: Ke ea pele ea ho qala, e qala laeborari ebe e etsa khoutu ea kopo.
• Core 0: E bitsa aek_lcd_lvgl_refresh_screen() ts'ebetso ka har'a loop e kholo, e le hore e ntlafatse pontšo e tsoelang pele le ho bala ho kenya letsoho.

Mesebetsi ea PIT le aek_lcd_lvgl_refresh_screen() li tlameha ho behoa motheong o le mong.
Nalane ea ntlafatso
Lethathamo la 1. Histori ea ntlafatso ea litokomane

Letsatsi	Khatiso	Liphetoho
4-Oct-23	1	Tokollo ea pele.

TSEBISO EA BOHLOKOA – BALA KA HLOKO
STMicroelectronics NV le li-subsidiary tsa eona ("ST") li na le tokelo ea ho etsa liphetoho, litokiso, lintlafatso, lintlafatso, le lintlafatso ho lihlahisoa tsa ST le/kapa tokomaneng ena ka nako efe kapa efe ntle le tsebiso. Bareki ba lokela ho fumana lintlha tsa morao-rao tse amanang le lihlahisoa tsa ST pele ba fana ka litaelo. Lihlahisoa tsa ST li rekisoa ho latela lipehelo le maemo a thekiso ea ST ka nako ea tumello ea taelo. Bareki ke bona ba ikarabellang bakeng sa khetho, khetho, le tšebeliso ea lihlahisoa tsa ST mme ST ha e nke e le molato bakeng sa thuso ea kopo kapa moralo oa lihlahisoa tsa bareki.
Ha ho laesense, e hlalositsoeng kapa e boletsoeng, ea tokelo efe kapa efe ea thepa ea mahlale e fanoeng ke ST mona.
Ho rekisoa ha lihlahisoa tsa ST ka litokisetso tse fapaneng le tlhahisoleseding e boletsoeng mona ho tla hlakola waranti leha e le efe e fanoeng ke ST bakeng sa sehlahisoa se joalo.
ST le logo ea ST ke matšoao a khoebo a ST. Bakeng sa lintlha tse ling mabapi le matšoao a khoebo a ST, sheba ho www.st.com/trademarks. Mabitso a mang kaofela a lihlahisoa kapa litšebeletso ke thepa ea beng ba tsona.
Lintlha tse tokomaneng ena li nkela sebaka le ho nkela tlhahisoleseding e neng e fanoe pele liphetolelong tsa pele tsa tokomane ena. © 2023 STMicroelectronics – Litokelo tsohle li sirelelitsoe

UM3236 - Rev 1 - Mphalane 2023
Ho fumana lintlha tse ling ikopanye le thekiso ea lehae ea hau ea STMicroelectronics ea

Litokomane / Lisebelisoa

Lilaebrari tsa STMicroelectronics UM3236 LVGL bakeng sa Lipontšo tsa LCD [pdf] Bukana ea Mosebelisi AEK-LCD-DT028V1, UM3236, UM3236 LVGL Libraries for LCD Displays, LVGL Libraries for LCD Displays, Libraries for LCD Displays, LCD Displays

Litšupiso

• Bukana ea Mosebelisi