Manual mai amfani

DA14531 Kayan Aikin Haɓaka USB

BA-B-125

Abtract

Wannan takaddun ya zana tsarin tsarin, zaɓuɓɓukan daidaitawa, da abubuwan tallafi na DA14531 USB Development Kit rev.C (376-13-C).

1. Sharuɗɗa da Ma'anoni

 

CIB	Kwamitin Bayanin Sadarwa
DCR	Direct Direct Resistor
DMIPS	Umarnin Miliyan Dhrystone a kowane dakika
ESR	Ingantaccen Tsarin Juriya
GPIO	Gabaɗaya Fitowar Shigar da Manufa
I2C	Inter-Integrated Circuit
JTAG	Shiga Actionungiyar Ayyukan Gwaji
LDO	Droananan Faduwa
MISO	Jagora A Cikin Bawa
MOSI	Jagora Daga Bawa A
OTP	Shirye-shiryen Lokaci Daya
OVP	Sama da Voltage Kariya
PC	Kwamfuta ta sirri
PCB	Bugawa Hukumar da'ira
PCBA	Buga Kwamitin Circuit
PLL	Madauki-Kulle Lokaci
QSPI	Hannun Hannun Hirar Yan hudu
RF	Adadin Rediyo
RFIO	Fitowar Yanayin Mitar Rediyo
SDK	Kit ɗin Ci gaban Software
SIMO	Maɓuɓɓugar Maɓuɓɓuga Mai Maimaitawa da yawa
SMA	Versionananan sigar A
SMD	Na'urar Dutsen-Dutsen
SoC	Tsarin kan Chip
SOICI	Outananan Shafin haɗin keɓaɓɓe
SPI	Interial gefe Interface
SW	Software
UART	Mai Rarraba-Mai Rarraba Asynchronous Na Duniya
USB	Universal Serial Bus

2. Magana

1. DA14531, Takardar Bayani, Semiconductor na Tattaunawa.
2. AN-B-052, DA1458x / 68x Development kit J-Link Interface, Bayanin Aikace-aikace, Semiconductor na Tattaunawa.
3. AN-B-072, DA14531 Zaɓuɓɓukan Booting, Bayanin Aikace-aikace, Semiconductor na Tattaunawa.
4. AN-B-027, Tsara Bakanan Antenas don Bluetooth Smart, Bayanin Aikace-aikacen, Semiconductor na Tattaunawa.

         

3. Gabatarwa

Wannan takaddar ta bayyana Kit din USB na DA14531 na Dialog (lamba mai lamba 376-13-C). Wannan kayan aikin yana ba da kwamatin ci gaba mai arha tare da aiki na asali. An aiwatar da kayan haɓaka a kan PCB ɗaya. An gabatar da zane-zane, ainihin kwamiti, sassa daban-daban da saituna gami da haɗin kai. Dalilin wannan kayan haɗin kebul mai tsada shine don wadatar da masu amfani da damar don:

• Ci gaban software
• Shirin DA14531 ta hanyar JTAG ko UART ta amfani da Dialog's DA14531 SDK
• Haɗa MikroBUS ™ kayayyaki

 

Hoto 1: DA14531 USB Kit 

4. Tsarin Ya ƙareview

1. Siffofin

Abubuwan DA kit ɗin DA14531 na USB sun haɗa da:

 

■	An haɗa sosai DA14531 Bluetooth® Smart SoC daga Dialog Semiconductor
■	Samun dama a kan GPIOs da aka bayar daga guntu, lokacin da ba a shigar da MikroBUS plug ba
■	Ikon haɗuwa kai tsaye zuwa PC USB ba tare da ƙarin igiyoyi ba
■	Sake saita maɓallin turawa
■	Babban manufar LED da maɓallin
■	Amfani da USB LDO 3V3 azaman tushen wuta
■	Mai riƙe batirin ƙwayar sel ɗin tsabar kuɗi mara ƙarfi azaman zaɓi na wutar lantarki
■	JTAG da UART ke dubawa akan kebul (akan jirgi SEGGER J-Link)
■	2 Mbit SPI walƙiya a jirgi
■	2.4GHz eriyar eriya da zaɓi don haɗin SMA
■	32 MHz babban lu'ulu'u ne da zaɓi don 32.768 kHz ƙaramin ƙarfi mai ƙarfi
■	Maras tsada
■	Karamin ƙira

2. Bayanin tsarin da abubuwan da aka gyara (saman View)

 

Hoto 2: Kayan USB - Top Side

Wannan kayan haɓaka USB yana dogara ne akan DA14531 SoC a cikin fakitin FCGQFN-24. Abubuwan da aka yiwa alama da adadi na tsarin sune:

1. Rubuta-Mai haɗa USB (J1)
2. Yankin OVP
3. LDO 3.3 V (U3)
4. Selectionarfin zaɓi mara ƙarfi na jama'a (J2)
5. Matsayin J-Link LED (kore)
6. Sake saitin maballin (SW1)
7. Maballin mai amfani (SW2)
8. Neman cire kuskure μController (U4)
9. Mai juyawa don sake saita J-Link (U6)
10. Multiplexer na 1-pin UART (U5)
11. Tsarin tsarin SIP-sauya (S1)
12. MikroBus cket soket da ba a san shi ba (ko maɓallin kai tsaye gaba ɗaya)
13. 2 Mbit SPI Flash (U2)
14. Ba a da yawan mutane 32.468 kHz lu'ulu'u (Y2)
15. DA14531 Bluetooth® Smart SoC
16. 32 MHz crystal
17. Buga Eriya
18. GND gwajin-maki
19. SMA mai haɗawa ba (J5)
20. LED mai amfani (lemu)

1. Bayanin tsarin da kayan haɗin gwiwa (Ƙasa View)

 

Hoto 3: Kayan USB - Gefen Kasan

Gefen ƙasa na kayan haɓakawa na USB yana ba da bayani game da aikin MikroBus ins, ID na SEGGER, da lambar kwanan wata. An sanya wuraren gwajin don sa ido kan halayen sigina da voltage matakan abubuwan. Sassan da aka ƙidaya da lambobi na tsarin sune:

21. Maɓallin tsayayyar jama'a don yanayin kewayewa
22. Lambobin GPIO (ƙara P0_ kafin lambar don cikakken suna)
23. J-Link debugger lambar lamba
24. Foda don siyar da mai riƙe da ƙwayar sel

         

5. Tsarin Kit ɗin USB

1. Ƙarsheview

• Sunan hukumar / lamba:

1. DA14531 Kayan haɓaka USB / 376-13-C ● SoC:

○ DA14531 a cikin fakitin FCGQFN-24 ● Ƙwaƙwalwar ƙwaƙwalwa

○ MX25R2035F (2 Mbit) QSPI Memory Flash a cikin kunshin U-SON 8-pin (2 mm × 3 mm). Lura cewa ana samun shi a cikin yanayin SPI a sarari.

○ 3.3 V samar da wuta (VMAI GIRMA) ● Bayanai na agogo:

○ 32 MHz crystal

○ Lowarfin ƙananan ƙarfi 32.768 kHz lu'ulu'u ● Ƙarfi

○ 3.3 V LDO wutar lantarki VMAI GIRMA a kan DA14531 (yanayin yanayin daidaitawa) ● Tashoshi:

○ Tashar USB don dalilai na cire kuskure ● Hanyoyin sadarwa:

○ UART-J-Link CDC UART Port (wanda aka jera a ƙarƙashin tashar jiragen ruwa a cikin Manajan Na'ura)

○ JTAG-J-Link Driver (an jera a ƙarƙashin Universal Serial Bus Controllers in Device Manager)

○ DIP sauyawa don zaɓar tsakanin musaya kuma ware siginoni don daidaitattun ma'aunin wuta

• Haɗa haɗin haɗin haɗi:

1. Mikaya daga cikin MikroBUS ™ module za'a iya haɗa shi zuwa J3 / J4. Lura cewa yawancin GPIOs an riga anyi amfani dasu don booting da debugging, don haka jituwa tare da kowane baƙon random ™ allon bashi da tabbas

         

2. DA14531 Tsarin

Hoto 4: Girman zane na DA14531 USB Development Kit

Dialog's DA14531 shine SoC mai ƙarancin ƙarfi wanda ke haɗawa da mai karɓar Bluetooth Low Energy mai ƙarfi na 2.4 GHz da ARM® CortexM0 + ™ microcontroller tare da 48 kB RAM da 32 kB -aya daga cikin Programmable (OTP) ROM. Ana iya amfani dashi azaman mai sarrafa kansa aikace-aikace ko azaman famfon bayanai a cikin tsarukan tsarin.  

DA14531 SoC kuma ya haɗa da injin ɓoye-ɓoye, naúrar sarrafa wutar lantarki, kayan aikin dijital da na analog, da mai karɓar rediyo.

DA14531 ya sadaukar da kayan aiki don aiwatar da Link Layer na BLE da masu kula da keɓaɓɓu don haɓaka haɓakar haɓaka. Mai karɓar rediyo, mai sarrafa baseband, da ƙwarewar ƙarfin ® ƙananan ƙarfin Bluetooth® cikakke cikakke ne tare da daidaiton Bluetooth® Low Energy 5.1.

Z3

NP

Hoto 5: DA14531 Sashi Tsari DA14531 SoC tsarin sarrafa ikon ya kunshi:

• VMAI GIRMA: LDO / Batir shigarwa (ƙirar sanyi, tsoho yana 3.3 V daga LDO)

1. Ana buƙatar 2.2 μF decoupling capacitor (C1) kusa da fil

• VLOW: 1.1 V fitarwa ta al'ada (daidaitaccen buck)

1. Ana buƙatar 10 μF decoupling capacitor (C2) kusa da fil

• An sanya inductor din da ake bukata don aikin DC-DC a waje. An haɗu da ƙananan DCR 2.2 µH inductor (L1) tsakanin LX da VLOW fil

1. DA14531 GPIO Sanyawa

Ana amfani da yawancin siginar da ake da su ko kuma aka cire su akan masu haɗin ɓarkewa.

Tebur 1 yana nuna aikin fil akan aikin keɓaɓɓen kayan aiki da sunan alaƙa mai alaƙa akan fakitin FCGQFN24 na DA14531.

Tebur 1: DA14531 Kayan Aikin Haɓaka USBaddamarwa na USB

 

		UART 2-wayoyi	JTAG	Farashin SPI	Cikakkun UART	XTAL 32KHz	UART guda ɗaya	Sauran
GPIOs	P0_0	UTX (Bayanan kula 1)	SWDIO (Bayanan kula 1)	MOSI	UTX (Bayanan kula 1)		UTX / URX (Bayanan kula 1)	SW1 / Sake saita
	P0_1	URX (Bayanan kula 1)		/ CS	URX (Bayanan kula 1)
	P0_2		SWCLK
	P0_3			MISO	UCTS (Bayanan kula 1)	XTAL (Bayanan kula 1)	UTX / URX (Bayanan kula 1)
	P0_4			SCK	TAKAICI (Bayanan kula 1)	XTAL (Bayanan kula 1)
	P0_5		SWDIO (Bayanan kula 1)				UTX / URX
	P0_6
	P0_7
	P0_8
	P0_9							LED
	P0_10		SWDIO
	P0_11							BUTTON

Bayanan kula 1         Wannan zaɓin yana nan don fil kuma ana iya aiwatar dashi a kan allo amma yana buƙatar software, kayan aiki, da / ko gyare-gyaren OTP.

         

2. Tsohuwar Kanfigareshan

Tunda GPIOs P0_0 zuwa P0_6 suna tallafawa ayyuka da yawa, tsarin tsoho yana iyakance zuwa rukuni mai yiwuwa na zaɓuɓɓuka. Hoto 6 yana nuna tsoffin sauya canjin DIP.

Hoto na 6: Tsoffin Canjin Canji DIP

Wannan yana ba da damar tsarin don yin taya daga filasha na waje ko 1-waya UART kuma sadarwa ta hanyar JTAG don debugging.

Table 2: Tsoffin Kanfigareshan Kan Sanya DIP

 

Lambar DIP	DA14531 GPIO	Ayyukan da suka Shafi
2	P0_0	QSPI MOSI
4	P0_1	QSPI CS
10	P0_2	Farashin SWD CLK
5	P0_3	MISO QSPI
3	P0_4	Farashin QSPI
12	P0_5 (ba da damar)	1-waya UART
11	P0_10	SWD DIO

 

         

3. 1-waya Bootable UART

Tunda yawancin sadarwar UART galibi rabin-duplex ne, yana yiwuwa a yi amfani da fil ɗaya don duka Rx da tashar Tx. DA14531 ya keɓance kayan aikin da ke goyan bayan wannan aikin da kuma matakan taya masu alaƙa guda biyu waɗanda aka ayyana. Ana nuna multiplexer na analog Hoto 7 (ana sarrafa shi ta matsayi # 12 akan sauya DIP) yana haɗa siginar UART zuwa P0_5 (wanda shine zaɓi na farko akan jerin taya don waya 1 UART).

Tx ta waje an haɗa ta zuwa Rx ta waje ta hanyar tsayayyar jeri na 1 K. Wannan yana nufin cewa duk wani bayanan da aka watsa daga PC mai watsa shiri za'a maimaita shi (madauki-baya) zuwa tashar Rx. SmartSnippets Kayan aiki na maganganu zai ta atomatik ya tace bayanan da aka kwance. Ya kamata kayan aikin da ba maganganu su kiyaye don wannan.

Saitunan tashar tashar jirgin mai watsa shiri da ake buƙata sune:

• Baud rate 115.2 kbps
• 8 bits
• Babu daidaito
• 1 tasha bit

 

Hoto 7: Guda Biyu UART Multiplexer

         

4. Zabi 2- / 4-Waya UART

Zai yiwu a yi amfani da waya 2 na 4-waya UART don farawa ko wasu ayyuka, amma ba zai yuwu a taya daga filayen SPI a cikin wannan daidaitawa ba. Don kunna UART da kuma hana SPI, ana buƙatar gyara sauya DIP kamar yadda aka nuna a ciki Hoto 8.

 

Hoto 8: DIP Canja Kan Sanyawa don UART Ba a buƙatar siginonin sarrafa kwarara (RTS da CTS) don farawa.

Tebur na 3: Saitunan UART Kan Sanyawa UART

 

Lambar DIP	DA14531 GPIO	Ayyukan da suka Shafi
9	P0_0	UART Tx
8	P0_1	UART Rx
6	P0_3	Farashin UART
7	P0_4	Farashin UART

Saitunan tashar tashar jirgin mai watsa shiri da ake buƙata sune:

• Baud rate 115.2 kbps
• 8 bits
• Babu daidaito
• 1 tasha bit

Don ƙarin bayani duba aikace-aikacen lura AN-B-052 ([2]) kuma DA-072-BN ([3]).

         

5. Lu'ulu'u

DA14531 SoC yana da Crystal Digital Oscillators mai sarrafa lamba biyu, daya a 32 MHz (XTAL32M) ɗayan kuma a 32.768 kHz (XTAL32K). XTAL32K bashi da ikon yankewa kuma ana amfani dashi azaman agogo don yanayin ƙarancin ikon yanayin bacci, yayin da XTAL32M za'a iya gyara shi.

XTAL32K ta asali an bar shi ba mutane, saboda ba za a iya amfani da shi tare da fitilar SPI da aka haɗa da GPIOs ɗaya ba. RCananan oscillator na RCX na ciki yana iya aiki tare da daidaito daidai a cikin mafi yawan al'amuran aiki. XTAL32K na iya buƙata don aikace-aikacen da suke buƙatar samun daidaito mafi girma a cikin ƙarancin agogo mai ƙarancin ƙarfi ko azaman tushe don Agogon Lokaci. A irin wannan yanayi za a iya amfani da lu'ulu'u amma walƙiyar jirgin ba za a iya amfani da ita azaman na'urar taya ba. Firfware a wannan yanayin na iya zama akan ƙwaƙwalwar OTP. Amfani da walƙiyar waje a fil daban-daban azaman na'urar taya shima yana yiwuwa tare da amfani da bootloader mai dacewa a ƙwaƙwalwar OTP.

An bayyana lu'ulu'un lu'ulu'u don kayan haɓaka na asali Tebur 4 kuma Tebur 5.

Tebur 4: Y1 (32 MHz Crystal) Halaye

 

Tunanin mai tsarawa	Daraja
Lambar Sashe	XRCGB32M000F1H00R0
Yawanci	32 MHz
Daidaito	± 10 ppm
Acarfin adarfafa (CL)	6 pF
Daidaita Tsarin Tsarin (ESR)	60 Ω
Matakin Tuki (PD)	150 μW

Tebur 5: Y2 (32 kHz Crystal) Halaye

 

Tunanin mai tsarawa	Daraja
Lambar Sashe	Saukewa: SC20S-7PF20PPM
Yawanci	32.768 kHz
Daidaito	± 20 ppm
Acarfin adarfafa (CL)	7 pF
Shunt Capacitance (C0)	1.3 pF
Matsayin Motsi (ESR)	70 kΩ max
Matakin Tuki (PD)	0.1 μW max

 

         

6. Eriya da tashar RF

An yi amfani da eriyar ZOR-eriya (ANT1) ta tsohuwa azaman mai haskakawa don kayan haɓaka ci gaban USB na DA14531. Don ƙarin cikakkun bayanai sai a duba bayanin aikace-aikacen AN-B-027 ([4]).

Don aiwatar da ma'aunin RF, don Allah ci gaba zuwa:

• Cire Z5
• Tattara Z4, 10 pF
• Haɗa J5, SMA 50 Ω nau'in haɗin gefen SMT mai haɗa mace (Cinch Haɗin haɗin Johnson 142-0761-861)

 

Hoto 9: Sashin RF

An auna ma'aunin RF don kara ingancin eriya. Ana nuna ƙimar abubuwan haɗin haɗin RF Tebur 6.  

Shafin 6: Sunaye da Darajojin RF

 

Sunan Bangaren	Ueimar Kayan aiki	Lambar Bangaren Mai ƙira
Z1	1.6 nH ku	Takardar bayanan LQP15MN1N5W02D
Z2	2.4 pF	GJM1555C1H2R4BB01D
Z3	–	Ba jama'a ba

 

         

7. SPI Memory Flash Memory (U2)

Kayan ci gaban USB na DA14531 ya haɗa da ƙwaƙwalwar SPI Data Flash ta waje (Hoto 10).

Filashin da aka zaɓa don kayan haɓaka USB na DA14531 shine Macronix MX25R2035FZUIL0 (2 Mbit).

Hakanan kayan haɓaka na DA14531 USB na iya tallafawa wasu nau'ikan filayen SPI na waje a cikin USON-8 2 mm × 3 mm, SOIC-8 150 mil, da kuma SOIC-8 208 mil fakiti (Hoto 11).

Hoto 10: SPI Bayanai na Flash

 

Hoto 11: Zaɓuɓɓukan Kunshin SPI Flash

         

8. Sake saita Yanki

DA14531 na iya rarraba shigar da-kan-sake-saiti zuwa kowane GPIO ta amfani da babbar ko ƙaramar polarity. Ana yin wannan sanyi ta software na aikace-aikace bayan jerin taya sun gama. Koyaya, zaɓin kawai don sake saiti kayan masarufi kafin jerin takalmin ya fara an saita shi zuwa P0_0 tare da babban polarity. Tunda sake saitin kayan masarufi yana da mahimmanci don ci gaba, SW1 ta tsoho an haɗa ta da P0_0 tare da babban polarity (Hoto 12).

Hakanan akwai zaɓi don haɗa maballin SW1 zuwa GPIO P0_8 ta hanyar resistor R17.

A JTAG debugger na iya fitar da sake saita kayan aiki (T_RST ta hanyar resistor R48).  

 

Hoto 13: Sake saita Button Turawa (SW1)

         

9. Janar Manufar Tura Button

 

Hoto 14: Babban Button Tura Button

Babbar manufar tura maballin SW2 an haɗa ta tsohuwa zuwa GPIO P0_11 kuma ana iya haɗa ta da P0_10 ta hanyar ƙararrawar ƙarar R33 (Hoto 14).

 

Hoto na 15: Babban Manufar Tura Button SW2

         

10. Zazzage Port DIP Canja

DIP-sauya S1 yana aiki ne sau uku (Tebur 7):

• Bayar da zaɓi tsakanin SPI-Flash da UART azaman zaɓuɓɓukan booting (raba GPIOs ɗaya)
• Sanya dukkan sauyawa a cikin "KASHE" don a iya auna yanayin bacci daidai
• Sanya wasu masu juyawa a cikin "KASHE" don a iya amfani da sigina don wasu dalilai. Ga tsohonample, idan muna buƙatar fiye da shigarwar analog guda biyu, waɗannan an ƙuntata don amfani da P0_1 ko P0_2, suna ɗaukar sauran zaɓuɓɓuka biyu (P0_3 da P0_4) an riga an yi amfani da su.

Tebur 7: DIP Canja Kan Sanyawa

 

Lambar DIP	DA14531	Ayyukan da suka Shafi	Jiha ta asali
1	VBAT_HIGH (VMAI GIRMA)	.Ari ASHarfin FLASH	ON
2	P0_0	QSPI MOSI	ON
3	P0_4	Farashin QSPI	ON
4	P0_1	QSPI CS	ON
5	P0_3	MISO QSPI	ON
6	P0_3	Farashin UART	KASHE
7	P0_4	Farashin UART	KASHE
8	P0_1	UART Rx	KASHE
9	P0_0	UART Tx	KASHE
10	P0_2	Farashin SWD CLK	ON
11	P0_10	SWD DIO	ON
12	P0_5 (ba da damar)	1-waya UART	ON

 

         

11. MikroBUS ™ Module

DA14531 kayan haɓaka USB suna tallafawa MikroBUS ™ kayayyaki. Za'a saka kafa biyu-pin 8 mm mm akan J2.54 da J3. Mai yiwuwa nau'in soket din mace shine Sullins Connector Solutions

Saukewa: PPTC081LFBN-RC.

Hoto 18 yana nuna ƙira akan silkscreen wanda ke nuna madaidaicin jeri don ƙirar. Don ƙarin bayani, da fatan za a duba MikroBus ™ daidaitattun bayanai.  

An buga aikin fil ɗin a ƙasan gefen kayan aikin USB DA14531 (Hoto 19).

MikroBUS ™ module yana buƙatar ƙarfin wutar lantarki na 5 V, 3.3 V ko duka biyun, gwargwadon tsarin. Voltage don fil na 5.0 V MikroBUS is an ɗauke shi daga fitowar da'irar OVP. Ana fitar da fil na 3.3 V daga fitowar LDO, wanda kuma yana ciyar da sashin cirewa da VMAI GIRMA fil a kan DA14531.  

Matsayin aunawa na yanzu (J2, duba sashe 5.18) yana ba da damar yawan adadin da ke gudana daga LDO zuwa DA14531 da kowane ƙananan MikroBUS ™ da za a auna.

Hoto 18: Jagorori don MikroBus Mai Kyau Board Danna Saka Jirgin

 

Hoto na 19: Sanya MikroBus ™ Pin (Ƙasa View)

12. LED Mai Sarrafawa

Babban LED-manufa (D7, lemun tsami) an sanya shi zuwa GPIO P0_9 (Hoto 20). Yana iya nakasa ta cire resistor R15.

13. GND Gwajin Gwaji

Za'a iya haɗa shirin ƙasa na oscilloscope zuwa maɓallin gwaji TP28.

 

Hoto na 21: Wurin Tallafi na GND

         

14. Sama da Voltage Kariya Circuit (OVP)

Ana iya amfani da kit na ci gaba na DA14531 kebul azaman šaukuwa mai zaman kansa. Arfin wuta na iya zama bankin wutar lantarki ko caja ta hannu. Hoto 22 yana nuna tsarin ƙirar OVP. Ƙarfafawatage za a iya haifar ba kawai ta hanyar haɗin caja mara dacewa ba, har ma daga juzu'in juzu'itage karuwa ta hanyar saka kebul mai tsayi. Don aikin al'ada na kayan haɓakawa na USB DA14531, ƙarar shigarwatage yakamata ya kasance tsakanin 4.75 V da 5.25 V, kamar yadda aka ayyana a ma'aunin USB, ƙayyadaddun lantarki.

Wurin OVP na iya kare na'urar daga wucewa ko jujjuyawar dindindintagda 20 V.  

Lokacin da aka kunna, zai cire haɗin VBUS daga VBUS_IN har sai an gyara yanayin da ya haifar da kunnawa. Lura cewa ba zai kare kayan haɓaka USB na DA14531 ba daga ɓataccen shigarwar ƙarfi tare da juyawar polarity.

 

Hoto na 22: Sama da Voltage Kariya Circuit

         

15. Kuskuren Interface (U4)

Zaɓuɓɓukan cire kuskure guda biyu (JTAG/UART) suna kan DA14531 SoC kuma duka ana aiwatar da su tare da SAM3U2CA microprocessor (U4) (Hoto 23), yana gudana da SEGGER J-Link-OB firmware.

Ayyukan da U4 keyi sune:  

• SWD mai amfani da debugger (SEGGER J-Link-OB)

○ SWCLK an haɗa shi zuwa DA14531 P0_2

○ SWDIO an haɗa ta DA14531 P0_10

• Haɗin UART (na 1-pin, 2-pin, ko 4-pin)
• Za'a iya tabbatar da sake saitin kayan aiki akan DA14531 ta siginar T_RESETn

Tashar tashar UART tana goyan bayan sarrafa kwararar kayan masarufi (RTS/CTS). Ana gano shi ta atomatik ta firmware J-LinkOB, ba tare da la’akari da saitin tashar tashar mai masaukin ba. Halin ƙirar UART ya dogara da aiwatarwa a cikin firmware J-Link-OB kuma yana ƙarƙashin canje-canje ta SEGGER Microcontroller © tare da sabuntawa zuwa firmware. Don warware matsalar yiwuwar matsalolin tare da JTAG Debugger, duba bayanan DA14531 ([1]). Don magance matsalolin matsaloli tare da tashar tashar, duba AN-B-072 ([3]).

A JTAG Ana nuna matsayin aiki ta hanyar LED D8 (ƙiftawa idan akwai aiki).

Ana kawo guntu SAM3U2CA (U4) tare da 3.3 V daga U3. Ana buƙatar lu'ulu'u 12 MHz (Y3) don aikin guntu. U6 ya juya T_RESETn don ƙirƙirar babban sigina mai aiki (T_RST).

Hoto 23: Mai Shirya Gyara - UART da JTAG Interface (U4)

         

16. Ma'aunin Wuta

Idan ana buƙatar auna ƙarfin wutar lantarki na DA14531 kebul na ci gaba na USB daidai, babban kan 3-pin (don tsohonample, Molex 0878980306) dole ne a sanya shi akan J2 kuma dole ne a cire resistor R50.

Don daidaitattun ma'aunin bacci na yanzu, ƙila a buƙaci don matsar da dukkan ɓangarorin DIP sauya S1 zuwa matsayin "KASHE" don kawar da ƙananan ɓoyi ta hanyar lalata GPIOs.

 

 

Hoto 25: Matsakaicin Ma'auni na Yanzu (J2)

An ampana iya haɗa mitar mita zuwa fil 1 da fil 2 na jigon J2 don auna halin yanzu da LDO (U3) ke samarwa. Lura cewa dole ne a ba da izinin matsakaicin matsakaici don haɓaka sama ~ 150 MA wanda shine jimlar amfani na yanzu don DA14531 da duk abubuwan haɗin da ke da alaƙa da VMAI GIRMA, saboda LDO guda ɗaya yana ba U4 wanda ya fi ƙarfin ƙarfi (~ 115 mA).

Hakazalika, da ampana iya haɗa mitar mita zuwa fil 2 da fil 3 na jigon J2 don auna halin yanzu da BT1 ke bayarwa, idan an shigar da wannan zaɓin.

         

17. Aiki daga adaftan bango ko fakitin wuta

Zai yuwu kuyi amfani da kayan haɓaka USB na DA14531 daga kowane tushe tare da nau'in-Haɗin haɗin mata. Yana iya zama dole don cire resistor R48 (Hoto 27) don dakatar da duk wani sake saiti da JTAG debugger yana ƙoƙarin nemo manufa.

 

Hoto na 26: Aiki tare da Kayan Batir

 

Hoto 27: Resistor R48

         

18. Aiki daga Coin Cell Battery

Zai yiwu a ba da ƙarfi ga tsarin BLE kuma wataƙila wasu lowan ƙananan ƙarfi masu ƙarfi a kan kayan haɓaka ci gaban USB na DA14531 tare da batirin waje. Mai riƙe batirin CR2032 (rubuta BLP2032SM-GTR daga MPD ko makamancin haka) ana iya siyar dashi a ƙasan PCB don wannan dalili.

Dole ne masu amfani suma suyi waɗannan matakan:

• Matsar da sassan 6 zuwa 12 na DIP sauya S1 zuwa matsayin "KASHE"
• Idan aikace-aikacen yana buƙatar fitilar SPI, motsa ma sassan 1 zuwa 5 na DIP sauya S1 zuwa

Matsayi "KASHE"

• Cire R50 ka sanya R51, ko matsar da tsalle daga wuri 1-2 zuwa matsayi 2-3, idan an saka taken J2 na fil (Hoto 28)

 

Hoto 28: Resistors R50 da R51

         

Rataye A Schematics

Hoto 29: DA14531 SoC da Kewaye

Hoto na 30: Haɗin Haɗin Gyara (UART/JTAG)

Rataye B Sanya Kayan aikin PCB

 

Hoto 31: Sanya kayan aikin, Top Side a gefen hagu da kuma kasan gefen dama

Rataye C PCB Layer Chart

• Girma: 100 mm × 26.5 mm × 11 mm
• Yawan yadudduka: 4
• PCB kauri: 1.55 mm
• Kayan abu: FR-4
• Aljihunan Solder TOP / GARI: Kore
• Silkscreen TOP / GASKIYA: Fari
• Finisharshen wuri: Che Ni / Au

 

Hoto 32: PCB Sashin Giciye

         

Tarihin Bita

 

Bita	Kwanan wata	Bayani
1.1	09-Maris-2020	An sabunta Hoto 8
1.0	22-Nuwamba-2019	Farkon sigar.

 

Ma'anar Matsayi

 

Matsayi	Ma'anarsa
DAFATAR	Abun cikin wannan takaddar yana ƙarƙashin sakeview kuma ƙarƙashin yarda ta yau da kullun, wanda na iya haifar da gyare -gyare ko ƙari.
INGANTA ko ba'a yiwa alama ba	An yarda da abun cikin wannan takaddar don bugawa.

Disclaimer

Sai dai in ba haka ba an yarda a rubuce, samfuran maganganu na Semiconductor (da kowane kayan haɗin haɗi) waɗanda aka ambata a cikin wannan takaddar ba a tsara su ba, ba da izini ko garanti don dacewa da rayuwa, tsarin rayuwa mai mahimmanci ko aminci ko tsarin kayan aiki, ko a aikace-aikace inda gazawa ko matsalar aikin samfur na Dialog Semiconductor (ko kayan haɗin haɗi) ana iya tsammanin zai haifar da rauni na mutum, mutuwa ko mummunar dukiya ko lalacewar muhalli. Tattaunawar Semiconductor da masu samar da ita ba su yarda da abin da ya hada da / ko amfani da kayayyakin Sadarwar Semiconductor (da duk wata manhaja da ke hade da ita) a cikin irin wadannan kayan aikin ko aikace-aikacen ba saboda haka irin wannan hadawa da / ko amfani yana cikin hadari ga abokin ciniki.

Bayanai a cikin wannan takaddar an yi imanin cewa tabbatacce ne kuma abin dogaro. Koyaya, Semiconductor na Magana ba ya ba da wakilci ko garanti, bayyana ko ma'ana, dangane da daidaito ko cikar wannan bayanin. Tattaunawar Semiconductor baya ɗaukar nauyin komai game da abubuwan da ke cikin wannan takaddar idan an samar da su ta kowace hanyar bayanai a waje da Tattaunawar Semiconductor.

Maganganu Semiconductor yana da haƙƙin canzawa ba tare da sanarwa bayanin da aka buga a cikin wannan takaddar ba, gami da, ba tare da iyakancewa ba, ƙayyadaddun bayanai da ƙirar samfuran komputa masu alaƙa, software da aikace-aikace. Duk da abin da ya gabata, ga kowane nau'in fasalin mota na na'urar, Dialog Semiconductor yana da haƙƙin canza bayanin da aka buga a cikin wannan takaddar, gami da, ba tare da iyakancewa ba, ƙayyadaddun bayanai da ƙirar samfuran masarufi masu alaƙa, software da aikace-aikace, daidai da matsayinta na tsarin sanarwar canjin mota.  

Aikace-aikace, software, da kayan aikin semiconductor da aka bayyana a cikin wannan takaddar don dalilai ne kawai na zane. Dialog Semiconductor baya yin wakilci ko garanti cewa irin waɗannan aikace-aikacen, software da samfuran semiconductor za su dace da takamammen amfani ba tare da ƙarin gwaji ko gyare-gyare ba. Sai dai in ba haka ba an yarda a rubuce, irin wannan gwajin ko gyare-gyaren shine kawai alhakin abokin ciniki kuma Dialog Semiconductor ya cire duk wani alhaki a wannan yanayin.  

Babu wani abu a cikin wannan takaddar da za a iya fassara azaman lasisi don abokin ciniki don amfani da samfuran maganganu na Semiconductor, software da aikace-aikacen da aka ambata a cikin wannan takaddar. Irin wannan lasisin dole ne abokin ciniki ya nemi shi daban da Dialog Semiconductor.

Duk amfani da samfuran Semiconductor na maganganu, software da aikace-aikacen da aka ambata a cikin wannan takaddar ana batun Dialog Semiconductor 's Tabbatattun Sharuɗɗa da Yanayin Sayarwa, samuwa a kan kamfanin webshafin (www.dialog-semiconductor.com) sai dai in an bayyana hakan.  

Tattaunawa, Semiconductor na Magana da Alamar maganganu alamun kasuwanci ne na Dialog Semiconductor Plc ko rassarsa. Duk sauran samfuran aiki ko sunaye da alamomi dukiyoyi ne na masu mallakar su.  

© 2020 Dialog Semiconductor. Duk haƙƙoƙi.  

Amincewa da RoHS

Maganganun masu gabatarwa na Semiconductor sun tabbatar da cewa samfuran nata suna bin ƙa'idodin Umurnin 2011/65 / EU na Majalisar Tarayyar Turai game da ƙayyade amfani da wasu abubuwa masu haɗari a cikin kayan lantarki da lantarki. Takaddun shaida na RoHS daga masu samar da mu ana samun su akan buƙata.

 

Sadarwa Semiconductor

 

United Kingdom (Hedkwatar) Tattaunawar Semiconductor (UK) LTD Waya: +44 1793 757700 Jamus Tattaunawar Semiconductor GmbH Waya: + 49 7021 805-0 Netherlands Tattaunawa Semiconductor BV Waya: +31 73 640 8822	Amirka ta Arewa Tattaunawar Semiconductor Inc. Waya: +1 408 845 8500 Japan Tattaunawar Semiconductor KK Waya: +81 3 5769 5100 Taiwan Tattaunawar Semiconductor Taiwan Waya: +886 281 786 222	Hong Kong Tattaunawar Semiconductor Hong Kong Waya: +852 2607 4271 Koriya Tattaunawar Semiconductor Koriya Waya: +82 2 3469 8200	China (Shenzhen) Tattaunawar Semiconductor China Waya: +86 755 2981 3669 Chaina (Shanghai) Tattaunawar Semiconductor China Waya: +86 21 5424 9058
Imel:   Tambaya@diasemi.com	Web site:   www.dialog-semiconductor.com