STMicroelectronics UM1769 CubeL0 Ngosipụta Firmware Nucleo

Ozi ngwaahịa

• Aha ngwaahịa: STM32CubeL0
• Ụdị ngwaahịa: Microcontroller
• Onye nrụpụta: STMicroelectronics
• Ụbọchị mwepụta: June 2014
• NJ akwụkwọ: UM1769
• Ntughari: Mkpu 1
• Websaịtị: www.st.com

STM32CubeL0 bụ ngwungwu zuru oke nke na-agụnye ngwa ngwanrọ niile dị mkpa maka mmepe ngwa na STM32L0 microcontrollers. Ọ na-agbaso atụmatụ STM32Cube ma bụrụ nke ukwuu, ọ bụghị naanị n'ime usoro STM32L0 kamakwa na usoro STM32 ndị ọzọ.

Atụmatụ igodo

• Gụnyere ngwa ngwa niile agbakwunyere
• Dakọtara na STM32CubeMX code generator
• Na-enye oyi akwa abstraction ngwaike dị ala (HAL)
• Nnukwu set nke examples na-agba ọsọ na bọọdụ STMicroelectronics
• Ikikere BSD mepere emepe maka ịdị mma onye ọrụ

Ntuziaka ojiji ngwaahịa

1. Na-amalite na ngosi
   • Gbaa mbọ hụ na ị nwere ihe ngwaike chọrọ.
   • Hazie bọọdụ Nucleo STM32 wee kpọkọta ọta Adafruit.
   • Wụnye ngwugwu firmware ngosi.
2. Ngwa ngwa chọrọ
   STM32L053 Nucleo osisi
   Adafruit TFT ọta
3. Nhazi ngwaike
   Nhazi bọọdụ STM32 Nucleo
   Ịchịkọta ọta Adafruit
4. Ngwungwu firmware ngosi
   Ebe nchekwa ihe ngosi
   bọọdụ Nucleo BSP (Ngwugwu Nkwado Board)
   • Nhazi Joystick
   • Nhazi LCD
   • Nhazi MicroSD
5. Ngwa ngwa ngwa mmemme
   Soro ntuziaka enyere na ngalaba 4.1 nke akwụkwọ ntuziaka onye ọrụ iji hazie ngwa ngwa ngwa.
6. Ajụjụ: Rụtụ aka na ngalaba 5 nke akwụkwọ ntuziaka onye ọrụ maka ajụjụ ndị a na-ajụkarị.
7. Akụkọ ngbanwe: Enwere ike ịchọta akụkọ nlegharị anya na ngalaba 6 nke akwụkwọ ntuziaka onye ọrụ.

Maka ozi zuru ezu na ntuziaka, biko rụtụ aka na ntuziaka onye ọrụ zuru oke dị na STMicroelectronics websaịtị (www.st.com) iji ID akwụkwọ UM1769.

STM32CubeL0 atụmatụ isi

STM32CubeL0 na-agbakọta ọnụ, n'otu ngwugwu, ngwa ngwanrọ niile agbakwunyere chọrọ iji mepụta ngwa na STM32L0 microcontrollers. N'ikwekọ na atụmatụ STM32Cube, ihe ndị a nwere ike ibugharị nke ukwuu, ọ bụghị naanị n'ime usoro STM32L0 kamakwa na usoro STM32 ndị ọzọ.
STM32CubeL0 dakọtara na STM32CubeMX code generator nke na-enye onye ọrụ ohere ịmepụta koodu mmalite. Ngwungwu a gụnyere oyi akwa abstraction ngwaike dị ala (HAL) nke na-ekpuchi ngwaike microcontroller, yana ọtụtụ ụdị ex.amples na-agba ọsọ na bọọdụ STMicroelectronics. HAL dị na ikikere BSD mepere emepe maka ịdị mma onye ọrụ.
Ngwugwu STM32CubeL0 na-egosipụta otu ihe mejupụtara etiti yana examples. Ha na-eji usoro ikike ikike abịa:

• Ngwa USB zuru ezu na-akwado ọtụtụ klaasị (HID, MSC, CDC, Audio, DFU)
• Mmejuputa CMSIS-RTOS nwere ngwọta isi mmalite FreeRTOS
• Abụba File Sistemụ dabere na ngwọta FatFs mepere emepe
• STMTouch aka mmetụta ngwọta.

A na-enyekwa ihe ngosi na-emejuputa ihe ndị a niile na ngwugwu STM32CubeL0.
E gosipụtara eserese ngọngọ nke STM32Cube na eserese 1.

Ọgụgụ 1. STM32Cube ngọngọ eserese

Na-amalite na ngosi

Ngwa ngwa chọrọ
Ihe ngwaike chọrọ iji malite ngwa ngosi bụ ndị a

• STM32L053 Nucleo osisi
• Adafruit 1.8 ″ TFT ọta na Joystick na microSDNtụaka NJ: 802)
• otu eriri 'USB ụdị A ka Obere-B' iji kwalite bọọdụ Nucleo STM32 site na USB ST-LINK (njikọ USB CN1)
• Kaadị Standard Capacity SD (SDSC) nwere ikike ruru 4GBytes.

STM32L053 Nucleo osisi
STM32 Nucleo Board bụ ngwa mmepe dị ọnụ ala ma dị mfe iji ngwa ngwa nyochaa ma malite mmepe ụfọdụ na ARM® 32-bit Cortex®-M microcontrollers nke usoro STM32 (STM32F103, STM32F030, STM32L152 na STM32L053). Tupu ị wụnye na iji ngwaahịa a, biko nabata Nkwekọrịta ikikere Ngwaahịa dị na www.st.com/epla.
Maka ozi ndị ọzọ na nleta bọọdụ STM32 Nucleo www.st.com/stm32nucleo.

Ọgụgụ 2. STM32L053 Nucleo osisi

 

Adafruit TFT ọta
STM32 Nucleo Board na-akwado njikọ Arduino.
Enwere ike ịchọta ọta Adafruit 1.8 ″ TFT na Adafruit websaịtị (NJ NJ 802) nwere atụmatụ ndị a

• Otu ihe ngosi 1.8 ″ TFT nwere pikselụ agba 128 × 160
• otu oghere interface kaadị microSD
• otu mgba ọkụ ụzọ joystick nwere ụzọ ise (aka ekpe, aka nri, elu, ala, họrọ).

Ọgụgụ 3. Adafruit 1.8 "TFT ọta

Mara: Ọta a bụ naanị example nke Arduino ọta ojiji; ị nwere ike nweta nkọwa ndị ọzọ na Adafruit websaịtị.

Nhazi ngwaike
Na mgbakwunye na ịchịkọta ngwaike biko soro ndụmọdụ ndị dị n'okpuru ebe a, ka ịmalite iji Adafruit 1.8 "TFT ọta na bọọdụ STM32 Nucleo.

Nhazi bọọdụ STM32 Nucleo
Lelee ọnọdụ jumpers na bọọdụ STM32 Nucleo dị ka ndị a:

• JP1 gbanyụọ
• JP5 (PWR) n'akụkụ U5V ON
• JP6 (IDD) ON.

Ịchịkọta ọta Adafruit
Ọta Adafruit TFT na-abịa na akụkụ elu ugwu niile ejirila ụzọ ere ya. Onye ọrụ nwere ike iwunye nkụnye eji isi mee na-eso usoro ndị a:

• Bee ihe mgbawa nkụnye eji isi mee n'ime akụkụ ka ọ dabara oghere ndị dị na nsọtụ ọta: akụkụ abụọ nke ntụtụ 6 na akụkụ abụọ ọzọ nke 8 pin ka achọrọ.
• Iji kwado ibe nkụnye eji isi mee maka ire ere, tinye ha (ogologo ogologo ala) n'ime isi nke bọọdụ STM32 Nucleo site na iji njikọ CN5, CN6, CN8 na CN9.
• Tinye ọta n'elu ibe nkụnye eji isi mee ka mkpirisi mkpirisi wee gbagote n'oghere ndị ahụ.
• Solder na ntụtụ ọ bụla nke nkụnye eji isi mee na PCB ọta iji hụ na kọntaktị eletrik dị mma.

E gosipụtara usoro a na eserese 4.

Ọgụgụ 4. Ịchịkọta Adafruit 1.8" TFT ọta

Ngwungwu firmware ngosi

Ebe nchekwa ihe ngosi
Enyere ngosi Nucleo n'ime ngwugwu firmware STM32CubeL0 dị ka egosiri na eserese 5.

Ọgụgụ 5. Ọdịdị nchekwa

Isi mmalite ngosi dị na folda ọrụ nke ngwugwu STM32Cube maka bọọdụ STM32L053R8 Nucleo. E kewara isi mmalite ndị ahụ ụzọ ise ka akọwara dị ka ndị a:

1. ọnụọgụ abụọ: ngosi ọnụọgụ abụọ file na usoro hex
2. Mgbasa ozi: nwere mgbasa ozi files (*.bmp) chọrọ iji mee ihe ngosi
3. Inc: nwere isi ihe ngosi files
4. Src: nwere isi mmalite ngosi files
5. Ntọala oru ngo: nchekwa kwa ngwá ọrụ nwere ntọala ọrụ na njikọ njikọ files.

Nucleo bọọdụ BSP
Maka bọọdụ ọ bụla, otu bọtịnụ bọtịnụ, LED na ndị ọkwọ ụgbọ ala Joystick dị n'ime stm32l0xx_nucleo.c/.h files, na-emejuputa ike nke bọọdụ na usoro njikọ ụgbọ ala.

Ọgụgụ 6. Nucleo BSP architecture

Joystick
Ụzọ joystick nke ụzọ ise dị na ọta dabere na aghụghọ resistor iji kwe ka ndị na-agbanwegharị niile kesaa otu pin analog. Ntugharị ọ bụla nke njikwa joystick na-ejikọta resistor dị iche ma rụpụta volta dị ichetagna ịgụ.
A na-ahazi peripheral ADC n'ime stm32l0xx_nucleo.c/.h ọkwọ ụgbọ ala iji nweta analọg vol.tage nwere uru site na pin 3 nke analog I/O.
Ọrụ BSP_JOY_GetState() na-agụ ntụtụ analọgụ wee tụle nsonaazụ ya na ọnụọgụ 5 dị iche iche iji chọpụta nke (ma ọ bụrụ na ọ bụla) ntụzịaka ebufere mkpanaka (aka ekpe, aka nri, elu, ala, họrọ).

LCD
LCD dị na Adafruit 1.8 ″ TFT ọta na-eji 4-waya SPI iji kparịta ụka na mgbawa STM32L0 (Digital I / O pin 13, 11, 10 na 8) ma nwee ihe nchekwa ihe ntanetị nwere ike iji gosipụta ederede, ụdị, ahịrị, pikselụ, wdg.
A na-ahazi mpaghara SPI n'ime stm32l0xx_nucleo.c/.h ọkwọ ụgbọ ala nke nwekwara usoro njikọ ụgbọ ala SPI na ọrụ IO.
A na-achịkwa LCD site na onye ọkwọ ụgbọ ala BSP LCD raara onwe ya nye stm32_adafruit_lcd.c/.h nke na-eji akụkụ st7735 na-ebupụ n'ụzọ zuru oke ọrụ LCD IO chọrọ maka usoro ya.

MicroSD
Oghere microSD dị na ọta Adafruit 1.8 ″ TFT na-eji 4-waya SPI na-ekwurịta okwu na mgbawa STM32L0 (akara I/O dijitalụ 13, 12, 11 na 4).
A na-ahazi mpaghara SPI n'ime stm32l0xx_nucleo.c/.h ọkwọ ụgbọ ala nke nwekwara usoro njikọ ụgbọ ala SPI na ọrụ IO.
A na-achịkwa microSD site n'aka onye ọkwọ ụgbọ ala BSP SD raara onwe ya nye stm32_adafruit_sd.c/.h nke na-ebupụ n'ụzọ zuru oke ọrụ SD IO chọrọ maka usoro ya.

Nkọwa arụmọrụ ngosi
N'ime ngwa ngosi a, anyị ga-egosi otu esi eji ngwugwu firmware STM32CubeL0 na bọọdụ NUCLO-L053R8 yana ọta Adafruit 1.8 ″ TFT iji gosipụta bitmap 128 × 160 pixel zuru oke site na kaadị microSD site na iji FatFs. file usoro.
Iji malite na ngwa ngosi a, onye ọrụ ga-edetu foto bitmap 128 × 160 pixel enyere dị n'ime ngwugwu FW n'okpuru nchekwa "Media" na ndekọ mgbọrọgwụ nke kaadị microSD nke FAT haziri ma tinye kaadị microSD n'ime ihe nchekwa Adafruit ọta microSD.
Rịba ama na kaadị microSD nwere ike ịnwe ikike nchekwa ruo 4GBytes (SDSC) yana na onyonyo bitmap ga-enwerịrị njirimara ndị akọwapụtara na tebụl 1.

Tebụl 1. Njirimara ihe oyiyi Bitmap

Ozugbo amalitere, ngwa ahụ na-enyocha ịdị adị nke ọta Adafruit 1.8 ″ TFT n'elu bọọdụ STM32 Nucleo. Emere nke a site n'ịgụ steeti IO PB.00 pin (mapụtara na Joystick dị na ọta). Ọ bụrụ na steeti PB.00 dị elu mgbe ahụ ọta dị.
Ọ bụrụ na ọta Adafruit 1.8 ″ TFT adịghị, LED2 na-atụgharị na ugboro ruru ~ 1Hz. Pịa nke abụọ na bọtịnụ Onye ọrụ na-ahapụ LED2 ka ọ na-emegharị ugboro abụọ nke ruru ~ 5Hz. Pịa nke atọ, na-agbanwe ugboro ugboro LED2 ka ọ bụrụ ~ 10Hz. A na-eme usoro akọwapụtara na akaghị ngwụcha.
Ọ bụrụ na ọta Adafruit 1.8 ″ TFT dị, a na-agbanye LED2, n'ihi na ọ na-ekerịta otu pin na akara SPI CLK eji emekọrịta ihe na LCD na microSD dị na ọta.
E gosipụtara menu na Adafruit 1.8 ″ TFT na-akọwa ngwa ngosi, dị ka egosiri na eserese 7.

Ọgụgụ 7. Ngosipụta ngwa ngwa

Onye ọrụ ga-agbaso ntuziaka dị n'okpuru

• Pịa Joystick DOWN ka ịga n'ihu na ngosipụta menu (lee foto 8)
• Họrọ otu ụdị ngosi dị (akwụkwọ ntuziaka na akpaaka) site na iji bọtịnụ Joystick
  • Ụdị akpaaka: site na ịpị Joystick DOWN
    A na-egosipụta onyonyo bitmap dị na kaadị microSD n'usoro n'usoro na akaghị ebighi ebi.
  • Ụkpụrụ ntuziaka: site na ịpị Joystick UP
    A na-egosipụta onyonyo bitmap dị na kaadị microSD site na ịpị Joystick RIGHT iji gosipụta onyonyo na-esote, ma ọ bụ Joystick LEFT iji gosipụta nke gara aga. Na ịpị ogologo (~ 1s) Joystick SEL, na-agbanwe ọnọdụ ngosi site na ntuziaka gaa na akpaaka.

Ọgụgụ 8. Ịgụ ọta Adafruit Joystick

Ọ dị mma ịmara na ngwa ahụ na-ejikwa ụfọdụ njehie (na-ezo aka na foto 9) nke nwere ike ime n'oge ịnweta kaadị microSD iji buo ihe oyiyi bitmap.

• Ọ bụrụ na kaadị microSD abụghị usoro abụba, a ga-egosipụta ozi na TFT. N'okwu a, hazie kaadị microSD ma tinye bmp n'ime ndekọ mgbọrọgwụ ya filedị n'ime ngwugwu FW n'okpuru folda mgbasa ozi.
• Ọ bụrụ na ọdịnaya nke kaadị microSD bụ ihe ọzọ na-abụghị bitmap file, a ga-egosipụta ozi na TFT na-ekwu na akwadoghị ya. Onye ọrụ ga-ahụ na files dị n'okpuru akwụkwọ ndekọ mgbọrọgwụ kaadị microSD na-asọpụrụ njirimara bitmap a kọwara n'elu.

Ọgụgụ 9. Ozi njehie ngwa ngosi

Ọgụgụ 10. Ngosipụta na-agba ọsọ

Ngwa ngwa ngwa mmemme
Iji hazie bọọdụ STM32 Nucleo nwere ngwa ngosi biko gaa n'ihu dịka ndị a

1. Wụnye gburugburu Integrated Development Environment (IDE) masịrị
2. Wụnye ọkwọ ụgbọ ala ST-LINK/V2.1 dị na ST websaịtị. Enwere ụzọ abụọ iji hazie bọọdụ STM32 Nucleo

Usoro1
Bulite STM32CubeL0_Demo_Nucleo.hex site na ngwungwu firmware dị n'okpuru Projects\STM32L053R8-NucleoDemonstrations\ Binary site na iji ngwa mmemme in-sistemu masịrị gị.

Usoro2
Họrọ otu n'ime ụdọ ngwaọrụ abụọ akwadoro (IAR/ Keil) wee soro usoro ndị a dị n'okpuru

• Mepee folda ngwa: Ihe ngosi STM32L053R8-Nucleo\Ngosipụta
• Họrọ ọrụ IDE achọrọ (EWARM maka IAR, MDK-ARM maka Keil)
• Pịa ọrụ ahụ ugboro abụọ file (maka example Project.eww maka EWARM)
• wughachi ihe niile files: Gaa na Project wee họrọ Rewul niile
• Bunye onyonyo oru ngo: Gaa na Project wee họrọ Debug
• Gbaa mmemme: Gaa na Debug wee họrọ Gaa.

The ngosi software yana ndị ọzọ software exampNke ahụ ga-enye gị ohere ịchọpụta njirimara microcontroller STM32 dị na ST websaịtị na
www.st.com/stm32nucleo.

Ajụjụ

Kedu otu m ga-esi jiri ngwa a gosi onyonyo nke m?
Jiri ngwa ndezi onyonyo ọ bụla wee kụọ onyonyo gị ka ọ ghara ibu 160 pikselụ dị elu yana pikselụ 128 n'obosara. Chekwaa ya ka ọ bụrụ usoro BMP agba 16-bit file.

Enwere m ike igosipụtakwu bitmap files?
Ee. Ị nwere ike igosipụta foto ndị ọzọ, site na iṅomi ha n'okpuru ndekọ mgbọrọgwụ microSD. Naanị gbanwee uru akọwapụtara nke MAX_BMP_FILES na-adịgide adịgide ka chọrọ nọmba nke files. N'okwu a, ị ga-emerịrị uru _FS_LOCK nke ọma, na-akọwa ọnụọgụ nke files nke enwere ike imeghe n'otu oge, n'okpuru "ffconf.h" nhazi FatFs file.

Kedu maka itinye bitmap ahụ fileỌ bụghị n'okpuru mgbọrọgwụ ndekọ nke microSD?
Ozugbo etinyere n'okpuru folda ọzọ dị iche na ndekọ mgbọrọgwụ, bitmap files enweghị ike ịnweta site na ngwa ngosi. Nke"File ụdị anaghị akwado" ozi njehie na-egosipụta na LCD.
Iji mee ka ọ rụọ ọrụ, ị ga-agbakwunye ụzọ ndekọ aha ọhụrụ n'ime f_open() na f_opendir() FatFs APIs oku' n'okpuru fatfs_storage.c file.

Akụkọ ngbanwe

Tebụl 2. Akụkọ ndegharị akwụkwọ

Ụbọchị	Ndozigharị	Mgbanwe
10-June-2014	1	Ntọhapụ mbụ.

Biko gụọ nke ọma
Enyere ozi dị na akwụkwọ a naanị na ngwaahịa ST. STMicroelectronics NV na ndị enyemaka ya (“ST”) debere ikike ime mgbanwe, mmezi, mgbanwe ma ọ bụ ndozi, na akwụkwọ a, yana ngwaahịa na ọrụ akọwara ebe a n'oge ọ bụla, na-enweghị ọkwa.
A na-ere ngwaahịa ST niile dabere na usoro na ọnọdụ ire ere ST.
Ndị na-azụ ahịa bụ naanị maka nhọrọ, nhọrọ na iji ngwaahịa na ọrụ ST akọwara n'ime ebe a, na ST anaghị ewere ụgwọ ọ bụla metụtara nhọrọ, nhọrọ ma ọ bụ ojiji ngwaahịa na ọrụ ST akọwara n'ime ebe a.
Enweghị ikike, egosipụtara ma ọ bụ egosipụtara, site na estoppel ma ọ bụ n'ụzọ ọzọ, enyere ikike ikike ọgụgụ isi ọ bụla n'okpuru akwụkwọ a. Ọ bụrụ na akụkụ ọ bụla nke akwụkwọ a na-ezo aka na ngwaahịa ma ọ bụ ọrụ ndị ọzọ ọ bụla, a gaghị ewere ya dị ka onyinye ikike nke ST maka iji ngwaahịa ma ọ bụ ọrụ ndị ọzọ, ma ọ bụ ihe ọgụgụ isi ọ bụla dị n'ime ya ma ọ bụ were ya dị ka akwụkwọ ikike na-ekpuchi iji ya. ụdị ọ bụla nke ngwaahịa ma ọ bụ ọrụ ndị ọzọ ma ọ bụ ihe ọgụgụ isi ọ bụla dị n'ime ya.
Ọ gwụla ma ewepụtaghị iwu ST na ọnọdụ ire ere na-ekwupụtaghị akwụkwọ ikike ọ bụla ma ọ bụ nke akwadoro maka iji na/ma ọ bụ ire ngwaahịa ST gụnyere na-enweghị ikike, ikike EKWUKWU IR n'okpuru iwu Ikike ọ bụla), ma ọ bụ imebi ikike ikike, ikike nwebisiinka ma ọ bụ ihe onwunwe ọ bụla nwere ọgụgụ isi.

A naghị emepụta ngwaahịa ST ma ọ bụ ikike iji mee ihe

• (A) Ngwa dị mkpa maka nchekwa dị ka nkwado ndụ, ngwaọrụ ma ọ bụ usoro etinyere n'ọrụ nwere ihe achọrọ nchekwa nchekwa ngwaahịa;
• (B) Ngwa ikuku;
• (C) Ngwa akpaaka ma ọ bụ gburugburu, na/ma ọ bụ
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