ESPRESSIF ESP8685-WROOM-04 WiFi ndi Bluetooth LE Module

Zathaview

Module Yathaview
ESP8685-WROOM-04 ndi gawo la Wi-Fi ndi Bluetooth LE. Kuchuluka kwa zotumphukira ndi kukula kochepa kumapangitsa gawoli kukhala chisankho chabwino kwa nyumba zanzeru, makina opangira mafakitale, chisamaliro chaumoyo, zamagetsi zamagetsi, ndi zina zambiri.
ESP8685-WROOM-04 imabwera ndi mlongoti wa PCB.

Gawo 1: ESP8685WROOM04

Magulu	Parameters	Zofotokozera
Wifi	Ndondomeko	IEEE 802.11 b/g/n (1T1R mode yokhala ndi data mpaka 150 Mbps)
	Nthawi zambiri	2412 ~ 2462MHz
bulutufi®	Ndondomeko	bulutufi® LE: Bluetooth 5 ndi Bluetooth mesh
	Wailesi	Class-1, class-2 ndi class-3 transmitter
		AFH
	Zomvera	CVSD ndi SBC
Zida zamagetsi	Zolumikizana za ma module	GPIO, SPI, UART, I2C, I2S, zotumphukira zakutali, wowongolera wa LED PWM, wowongolera DMA wamba, TWAI® chowongolera (chogwirizana ndi ISO 11898-1), USB Seri- al/JTAG chowongolera, sensa kutentha, SAR ADC
	Crystal Integrated	40 MHz crystal oscillator
	Opaleshoni voltage/Kupereka mphamvu	3.0 ndi 3.6 V
	Panopa ntchito	Avereji: 80 mA
	Kuchepa kwamagetsi kumaperekedwa ndi mphamvu kupereka	500 mA
	Kutentha kozungulira	-40 °C ~ +105 °C
	Moisture sensitivity level (MSL)	Gawo 3

Kufotokozera Pin

Module ili ndi mapini 17. Onani matanthauzo a pini mu Table 2.

Gulu 2: Tanthauzo la Pini

Dzina	Ayi.	Mtundu1	Ntchito
IO0	1	I/O/T	GPIO0 ADC1_CH0, XTAL_32K_P
IO1	2	I/O/T	GPIO1, ADC1_CH1, XTAL_32K_N
EN	3	I	Pamwamba: pa, imathandizira chip. Pansi: yazimitsa, chip chimazimitsa. Zosasintha: kukokera mkati
IO2	4	I/O/T	GPIO2, ADC1_CH2, FSPIQ
IO4	5	I/O/T	GPIO4, ADC1_CH4, FSPIHD, MMS, LED PWM
IO5	6	I/O/T	GPIO5, ADC2_CH0, FSPIWP, MTDI, LED PWM
IO6	7	I/O/T	GPIO6, FSPICLK, MTCK, LED PWM
Mtengo wa 3V3	8	P	Magetsi

Tebulo 2 - kuchokera patsamba lapitalo

Dzina	Ayi.	Mtundu1	Ntchito
GND	9,17	P	Pansi
IO7	10	I/O/T	GPIO7, FSPID, MTDO, LED PWM
IO8	11	I/O/T	Chithunzi cha GPIO8
IO9	12	I/O/T	Chithunzi cha GPIO9
IO10	13	I/O/T	GPIO10, FSPICS0, LED PWM
IO3	14	I/O/T	GPIO3, ADC1_CH3, LED PWM
RXD0	15	I/O/T	GPIO20, U0RXD
Chithunzi cha TXD0	16	I/O/T	GPIO21, U0TXD

 

1 P: magetsi; Ine: kulowa; O: zotsatira; T: high impedance.

Yambanipo

Zimene Mukufunikira
Kuti mupange mapulogalamu a gawo la ESP8685-WROOM-04 muyenera:

• 1 x ESP8685-WROOM-04 gawo
• 1 x Espressif RF test board
• 1 x USB-to-Serial board
• Chingwe cha 1 x Micro-USB
• 1 x PC yomwe ili ndi Linux
  Mu bukhuli la ogwiritsa ntchito, timatenga makina opangira a Linux ngati akaleample. Kuti mumve zambiri za kasinthidwe ka Windows ndi macOS, chonde onani ESP-IDF Programming Guide.

Kulumikizana kwa Hardware

1. Solder gawo la ESP8685-WROOM-04 ku bolodi yoyesera ya RF monga momwe tawonetsera pa Chithunzi 2
2.  Lumikizani bolodi yoyesera ya RF ku bolodi ya USB-to-Serial kudzera pa TXD, RXD, ndi GND.
3.  Lumikizani bolodi la USB-to-Serial ku PC.
4. Lumikizani bolodi yoyesera ya RF ku PC kapena chosinthira mphamvu kuti muthe kundipatsa mphamvu ya 5 V, kudzera pa chingwe cha Micro-USB.
5. Mukatsitsa, lumikizani IO0 ku GND kudzera pa jumper. Kenako, tsegulani bolodi yoyeserera "YABANI".
6. Tsitsani firmware mu flash. Kuti mudziwe zambiri, onani zigawo pansipa.
7. Mukatsitsa, chotsani jumper pa IO9 ndi GND.
8. Yambitsaninso bolodi yoyesera ya RF. ESP8685-WROOM-04 idzasinthira kumayendedwe ogwirira ntchito. Chipchi chidzawerenga mapulogalamu kuchokera ku flash poyambitsa.

Zindikirani:
IO9 ndiyokwera kwambiri mkati. Ngati IO9 yakhazikitsidwa kuti ikoke, njira ya Boot imasankhidwa. Ngati pini iyi ikukokera pansi kapena kumanzere ikuyandama, njira yotsitsa imasankhidwa. Kuti mudziwe zambiri za ESP8685-WROOM-04, chonde onani ESP8685-WROOM-04 Datasheet.

Konzani Development Environment
Espressif IoT Development Framework (ESP-IDF mwachidule) ndi chimango chopangira mapulogalamu potengera tchipisi ta Espressif. Ogwiritsa ntchito amatha kupanga mapulogalamu ndi tchipisi ta ESP mu Windows/Linux/macOS kutengera ESP-IDF. Apa timatenga Linux operating system ngati example.

Sakani Zofunikira
Kuti muphatikize ndi ESP-IDF muyenera kupeza maphukusi awa:

• CentOS 7 & 8:
  sudo yum -y kusintha && sudo yum kukhazikitsa git wget flex njati gperf python3 python3-pip python3-setu
• Ubuntu ndi Debian:
  sudo apt-get kukhazikitsa git wget flex bison gperf python3 python3-pip python3-setuptools cmake ninja-
• Arch:
  sudo pacman -S -yofunikira gcc git kupanga njati yosinthika gperf python-pip cmake ninja ccache dfu-util libuNote:
• Bukuli limagwiritsa ntchito chikwatu ~/esp pa Linux ngati chikwatu chokhazikitsa ESP-IDF.
• Kumbukirani kuti ESP-IDF sichirikiza mipata m'njira.

Pezani ESPDF
Kuti mupange mapulogalamu a gawo la ESP8685-WROOM-04, mufunika malaibulale apulogalamu operekedwa ndi Espressif mu Malo a ESP-IDF.
Kuti mupeze ESP-IDF, pangani chikwatu chokhazikitsa (~/esp) kuti mutsitse ESP-IDF ndikusintha chosungiracho ndi 'git clone': mkdir -p ~/esp cd ~/esp git clone -recursive https://github.com/espressif/esp-idf.git
ESP-IDF idzatsitsidwa ku ~/esp/esp-idf. Onani Mabaibulo a ESP-IDF kuti mudziwe zambiri za ESP-IDF yomwe mungagwiritse ntchito panthawi inayake.

Konzani Zida
Kupatula ESP-IDF, muyeneranso kukhazikitsa zida zogwiritsidwa ntchito ndi ESP-IDF, monga compiler, debugger, Python phukusi, etc. ESP-IDF imapereka malemba otchedwa 'install.sh' kuti athandize kukhazikitsa zida. mu kupita kumodzi.
cd ~/esp/esp-idf./install.sh

Konzani Zosintha Zachilengedwe
Zida zoyikidwa sizinawonjezedwe ku PATH chilengedwe variable. Kuti zida zigwiritsidwe ntchito kuchokera pamzere wolamula, zosintha zina za chilengedwe ziyenera kukhazikitsidwa. ESP-IDF imaperekanso script 'export.sh' yomwe imachita izi. Mu terminal komwe mugwiritsa ntchito ESP-IDF, thamangani: $HOME/esp/esp-idf/export.sh Tsopano zonse zakonzeka, mutha kupanga polojekiti yanu yoyamba pa gawo la ESP8685-WROOM-04.

Pangani Ntchito Yanu Yoyamba

Yambitsani Ntchito
Tsopano mwakonzeka kukonzekera gawo lanu la ESP8685-WROOM-04. Mutha kuyamba ndi poyambira/hello_world projekiti kuchokera kwa examples directory mu ESP-IDF.
Koperani zoyambira/hello_world ku ~/esp chikwatu: cd ~/esp cp -r $IDF_PATH/examples/get-start/hello_world . Pali mndandanda wa exampma project mu examples directory mu ESP-IDF. Mutha kukopera projekiti iliyonse monga momwe tafotokozera pamwambapa ndikuyendetsa. Ndizothekanso kupanga examples m'malo, popanda kuwatengera poyamba.

Lumikizani Chipangizo Chanu
Tsopano gwirizanitsani gawo lanu la ESP8685-WROOM-04 ku kompyuta ndikuyang'ana pansi pa doko lachinsinsi lomwe gawoli likuwonekera. Madoko a seri mu Linux amayamba ndi '/dev/tty' m'maina awo. Thamangani lamulo ili m'munsimu kawiri, choyamba ndi bolodi osamangika, kenako ndikulowetsamo. Doko lomwe likuwonekera kachiwiri ndi lomwe mukufuna: ls /dev/tty*

Zindikirani:
Sungani dzina ladoko lili pafupi momwe mudzalifunire pamasitepe otsatirawa.

Konzani
Yendetsani ku chikwatu chanu cha 'hello_world' kuchokera pa Step

Yambitsani Pulojekiti, ikani ESP8685 monga chandamale ndikuyendetsa ntchito yosinthira polojekiti 'menuconfig'. cd ~/esp/hello_world idf.py set-target esp8685 idf.py menuconfig

Kukhazikitsa chandamale ndi 'idf.py set-target esp8685' kuyenera kuchitika kamodzi, mutatsegula pulojekiti yatsopano. Ngati polojekitiyo ili ndi zomanga zomwe zilipo kale, zidzachotsedwa ndikukhazikitsidwa. Cholingacho chikhoza kusungidwa mukusintha kwachilengedwe kuti mulumphe sitepe iyi konse. Onani Kusankha Chandamale kuti mudziwe zambiri.

Ngati masitepe am'mbuyomu adachitidwa bwino, menyu wotsatira akuwoneka:

Mitundu ya menyu ikhoza kukhala yosiyana mu terminal yanu. Mutha kusintha mawonekedwe ndi kusankha '–style'. Chonde thamangani 'idf.py menuconfig -help'kuti mudziwe zambiri.

Pangani Ntchitoyi
Pangani polojekitiyo poyendetsa:

idf.py kumanga

Lamuloli liphatikiza pulogalamuyo ndi zida zonse za ESP-IDF, kenako lipanga chojambulira, tebulo la magawo, ndi ma binaries.

Ngati palibe zolakwika, kumangako kudzatha popanga firmware binary .bin file.

Kung'anima pa Chipangizo
Onetsani ma binaries omwe mwangomanga pa gawo lanu la ESP8685-WROOM-04 poyendetsa:

idf.py -p PORT [-b BAUD] kung'anima

Sinthani PORT ndi dzina la doko la gawo lanu kuchokera pa Gawo: Lumikizani Chipangizo Chanu. Mutha kusinthanso kuchuluka kwa baud posintha BAUD ndi kuchuluka komwe mukufuna. Mtengo wokhazikika wa baud ndi 460800. Kuti mudziwe zambiri pa mikangano ya idf.py, onani idf.py.

Zindikirani:
Kusankha 'flash' kumangopanga ndikuwunikira pulojekitiyo, kotero kuyendetsa 'idf.py build' sikofunikira

Ngati zonse zikuyenda bwino, pulogalamu ya "hello_world" imayamba kugwira ntchito mutachotsa jumper pa IO0 ndi GND,
ndikuwonjezeranso mphamvu zoyesa.

Woyang'anira
Kuti muwone ngati "hello_world" ikuyendadi, lembani 'idf.py -p PORT monitor' (Osaiwala kusintha PORT ndi
serial port name).

Lamuloli likuyambitsa pulogalamu ya IDF Monitor:

Pambuyo poyambira ndi zolemba zowunikira, muyenera kuwona "Moni dziko!" zosindikizidwa ndi pulogalamuyi.

Kuti mutuluke kuwunika kwa IDF gwiritsani ntchito njira yachidule Ctrl+].
Ndizo zonse zomwe muyenera kuti muyambe ndi gawo la ESP8685-WROOM-04! Tsopano mwakonzeka kuyesa zina
examples mu ESP-IDF, kapena pitani kumanja kuti mupange mapulogalamu anu.

Chiwonetsero cha US FCC

FCC ID: 2AC7ZESP868504
Chipangizochi chikugwirizana ndi Gawo 15 la Malamulo a FCC. Kugwira ntchito kumadalira zinthu ziwiri izi:

• Chipangizochi sichingawononge zosokoneza.
• Chipangizochi chiyenera kuvomereza kusokonezedwa kulikonse komwe kulandidwa, kuphatikiza kusokoneza komwe kungayambitse ntchito yosafunikira.

Zipangizozi zayesedwa ndipo zapezeka kuti zikugwirizana ndi malire a chipangizo cha digito cha Gulu B, motsatira Gawo 15 la Malamulo a FCC. Malire awa adapangidwa kuti apereke chitetezo chokwanira ku kusokoneza koyipa pakukhazikitsa nyumba. Chipangizochi chimapanga, chimagwiritsa ntchito komanso chimatha kuwunikira mphamvu zamawayilesi ndipo, ngati sichinayikidwe ndikugwiritsidwa ntchito motsatira malangizo, chikhoza kuyambitsa kusokoneza kwa mawayilesi. Komabe, palibe chitsimikizo kuti kusokoneza sikudzachitika mu unsembe winawake. Ngati chipangizochi chikuyambitsa kusokoneza koopsa kwa wailesi kapena kulandirira wailesi yakanema, komwe kungadziwike ndikuzimitsa ndi kuyatsa zida, wogwiritsa ntchito akulimbikitsidwa kuyesa kukonza kusokonezako ndi chimodzi mwazinthu izi:

• Yankhanitsaninso kapena sinthani mlongoti wolandira.
• Wonjezerani kulekana pakati pa zida ndi wolandila.
• Lumikizani chipangizocho munjira yosiyana ndi yomwe wolandila amalumikizidwa.
• Funsani wogulitsa kapena wodziwa ntchito pa wailesi/TV kuti akuthandizeni.

Chenjezo:
Kusintha kulikonse kapena kusintha komwe sikunavomerezedwe mwachindunji ndi gulu lomwe limayang'anira kutsata kungathe kulepheretsa wogwiritsa ntchito kugwiritsa ntchito zidazo.
Chida ichi chikugwirizana ndi malire a FCC RF owonetsera ma radiation omwe akhazikitsidwa kumalo osalamulirika. Chipangizochi ndi mlongoti wake siziyenera kukhala pamodzi kapena kugwira ntchito limodzi ndi mlongoti wina uliwonse kapena chopatsilira. Tinyanga zomwe zimagwiritsidwa ntchito popatsira izi ziyenera kuyikidwa kuti zipereke mtunda wolekanitsa wa masentimita 20 kuchokera kwa anthu onse ndipo sayenera kukhala pamalo amodzi kapena kugwira ntchito limodzi ndi mlongoti wina uliwonse kapena chotumizira.

OEM Integration Malangizo
Chipangizochi chimapangidwira ophatikizira a OEM pokhapokha pazifukwa zotsatirazi Gawo lingagwiritsidwe ntchito kukhazikitsa mu gulu lina. Mlongoti uyenera kuyikidwa kuti 20 cm ikhalebe pakati pa mlongoti ndi ogwiritsa ntchito, ndipo gawo la transmitter silingakhale limodzi ndi ma transmitter kapena mlongoti wina uliwonse. Gawoli lidzagwiritsidwa ntchito ndi mlongoti wofunikira womwe udayesedwa koyambirira ndikutsimikiziridwa ndi gawoli. Malingana ngati zinthu zitatu pamwambapa zikwaniritsidwa, kuyesa kwina kwa transmitter sikudzafunikanso. Komabe, chophatikizira cha OEM chikadali ndi udindo woyesa zomwe apeza kumapeto kwa zofunikira zina zilizonse zomwe zakhazikitsidwa ndi gawoli (monga kale.ample, kutulutsa kwa chipangizo cha digito, zofunikira za PC zotumphukira, ndi zina.

Zindikirani:
Ngati izi sizingakwaniritsidwe (mwachitsanzoample kasinthidwe ka laputopu kapena malo ogwirizira ndi chotumizira china), ndiye kuti chilolezo cha FCC cha gawoli kuphatikiza ndi zida zogwirira ntchito sikumawonedwanso kuti ndizovomerezeka ndipo ID ya FCC ya module singagwiritsidwe ntchito pomaliza. Muzochitika izi ndi zochitika, wophatikiza wa OEM adzakhala ndi udindo wowunikanso. Chomaliza (kuphatikiza chotumizira) ndikupeza chilolezo chosiyana ndi FCC.
Chomaliza chomaliza chiyenera kulembedwa pamalo owonekera ndi awa: "Muli ndi Transmitter Module FCC ID: 2AC7ZESP868504

Zida Zophunzirira

MustRead Documents
Chonde dziwani bwino zolemba zotsatirazi:

• ESP-IDF Programming Guide

Zolemba zambiri zachitukuko cha ESP-IDF, kuyambira pa maupangiri a hardware kupita ku API.

• Espressif Products Ordering Information

Zofunika Zofunika
Nazi zofunikira zokhudzana ndi ESP8685.

• Chithunzi cha ESP32BBS

Gulu la Engineer-to-Engineer (E2E) lazinthu za Espressif komwe mutha kutumiza mafunso, kugawana chidziwitso, kufufuza malingaliro, ndikuthandizira kuthetsa mavuto ndi mainjiniya anzanu.

Mbiri Yobwereza

Tsiku	Baibulo	Zolemba zotulutsa
2021-05-10	V0.1	Kutulutsidwa koyambirira

Chodzikanira ndi Chidziwitso cha Copyright
Zambiri mu chikalata ichi, kuphatikizapo URL maumboni, akhoza kusintha popanda chidziwitso.
ZINSINSI ZONSE ZA GULU LACHITATU MU DOCUMENT ZIKUPEREKA MONGA POpanda ZINTHU ZONSE ZOONA NDI ZOONA. PALIBE CHISINDIKIZO CHOPATSIDWA KU CHIBWALO CHIMENECHI CHIFUKWA CHOKULUMIKIZANA KWAKE, KUSAKOLAKWA, KUKHALA PA CHOLINGA CHENKHANI CHILICHONSE, KAPENA CHITIMIKIRO CHILICHONSE CHOCHOKERA PA ZINTHU ZAKE, KULAMBIRA KAPENA ZINTHU.AMPLE.

Ngongole zonse, kuphatikizirapo kuphwanya ufulu wa eni ake, zokhudzana ndi kugwiritsa ntchito chidziwitso chomwe chili mu chikalatachi sichinatchulidwe. Palibe zilolezo zofotokozedwa kapena kutanthauza, mwa estoppel kapena mwanjira ina, ku ufulu uliwonse waukadaulo womwe ukuperekedwa apa. Chizindikiro cha Wi-Fi Alliance Member ndi chizindikiro cha Wi-Fi Alliance. Chizindikiro cha Bluetooth ndi chizindikiro cholembetsedwa cha Bluetooth SIG.
Mayina onse amalonda, zizindikiritso ndi zizindikiritso zolembetsedwa zomwe zatchulidwa m'chikalatachi ndi za eni ake, ndipo tikuvomerezedwa.

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Zolemba / Zothandizira

ESPRESSIF ESP8685-WROOM-04 WiFi ndi Bluetooth LE Module [pdf] Buku Logwiritsa Ntchito ESP868504, 2AC7Z-ESP868504, 2AC7ZESP868504, ESP8685 -WROOM- 04 Module, ESP8685 -WROOM- 04, Module, ESP8685 -WROOM- 04 WiFi ndi Bluetooth LE Module LE, WiFi ndi Bluetooth LE Module, WiFi ndi Bluetooth LE Module

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• Buku Logwiritsa Ntchito