ESPRESSIF ESP32-WROOM-32E 8M 64Mbit Flash WiFi Bluetooth Module

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Ulwazi kulo mbhalo, kuhlanganisa URL izinkomba, zingashintsha ngaphandle kwesaziso. LO MBHALO UNIKEZELWA NJENGOBA UNGENAZO IZIQINISEKISO, KUHLANGANISA NANOMA YISIPHI ISIQINISEKISO SOKUTHENGISA, UKUNGENAMTHETHO, UKULUNGELA KWANOMA YIYIPHI INHLOSO ETHILE, NOMA ISIQINISEKISO ENGAKHONA ESIVELA KUNOMA YILUPHI ISIPHAKAMISO, UMSAKAZI.AMPLE. Zonke izikweletu, okuhlanganisa isikweletu sokwephulwa kwanoma yimaphi amalungelo obunikazi, ahlobene nokusetshenziswa kolwazi olukule dokhumenti asifunwa. Awekho amalayisensi ashiwo noma ashiwo, nge-estoppel noma ngenye indlela, kunoma imaphi amalungelo empahla yengqondo anikezwa lapha. Ilogo yeLungu le-Wi-Fi Alliance wuphawu lokuthengisa lwe-Wi-Fi Alliance. Ilogo ye-Bluetooth wuphawu lokuthengisa olubhalisiwe lwe-Bluetooth SIG.
Wonke amagama ohwebo, izimpawu zokuthengisa nezimpawu zokuthengisa ezibhalisiwe ezishiwo kulo mbhalo ziyimpahla yabanikazi bazo, futhi ziyamukelwa. Copyright © 2019 Espressif Inc. Wonke amalungelo agodliwe.

Kuphelileview

I-ESP32 -WROOM -32E iyimojula enamandla, ejwayelekile ye-WiFi -BT -BLE MCU eqondise inhlobonhlobo yezinhlelo zokusebenza, kusukela kumanethiwekhi ezinzwa ezinamandla amancane kuya emisebenzini edingeka kakhulu, njengombhalo wekhodi wezwi, ukusakaza umculo kanye nokuqopha i-MP3.

Lena i-SMD Module enothi lwe-PCB engu-2.4 GHz ebhodini. Igodla u-π tuning circuit ye-antenna
ukulinganisa kwe-impedance. Inawo wonke ama-GPIO ku-pin -out ngaphandle kwalawo asevele asetshenziselwe ukuxhuma i-flash. I-module yokusebenza voltage ingaba yibanga ukusuka ku-3.0 V ukuya ku-3.6 V. Ibanga lemvamisa lingu-2400 MHz ukuya ku-2483.5 MHz. I-40 MHz yangaphandle njengomthombo wewashi wohlelo. Kukhona ne-flash ye-SPI engu-4 MB yokugcina izinhlelo zabasebenzisi nedatha.

Ulwazi loku-oda lwe-ESP32 -WROOM -32E luhlelwe kanje:
Ithebula 1: ESP32 -WROOM -32E Ulwazi Loku-oda

Imojuli	I-chip ishumekiwe	I-Flash	I-PSRAM	Ubukhulu bemojuli (mm)
ESP32-WROOM-32E	I-ESP32-D0WD-V3	4 MB 1	/	(18.00 ± 0.10) X (25.50 ± 0.10) X (3.10 ± 0.10) mm (kuhlanganise nesihlangu sensimbi)
Amanothi: I-ESP32-WROOM-32E (PCB) eno-8 MB flash noma i-16 MB flash iyatholakala ngoku-oda ngokwezifiso. Ukuze uthole ulwazi oluningiliziwe loku-oda, sicela ubonee I-Espressif Product Ordering Informi-ation. Ukuze uthole ubukhulu besixhumi se-IPEX, sicela ubheke Isahluko 10.

Emnyombweni wemojuli yi-ESP32 -D0WD -V3 chip*. I-chip eshumekiwe yakhelwe ukuthi ikhule futhi ihambisane nezimo. Kukhona ama-CPU cores amabili angalawulwa ngawodwana, futhi imvamisa yewashi le-CPU iyalungiseka ukusuka ku-80 MHz ukuya ku-240 MHz. Umsebenzisi angase futhi acime i-CPU futhi asebenzise i-low-power co-processor ukuze agade njalo

Qaphela: Ukuze uthole imininingwane ngengxenye yezinombolo zomndeni wama-chips we-ESP32, sicela ubheke idokhumenti ESP32 Datasheet.

Ukuhlanganiswa kwe-Bluetooth, i-Bluetooth LE kanye ne-Wi-Fi kuqinisekisa ukuthi izinhlelo zokusebenza eziningi zingaqondiswa, nokuthi imojula ikhona yonke indawo: ukusebenzisa i-Wi-Fi kuvumela ububanzi obukhulu bomzimba kanye nokuxhumeka okuqondile ku-inthanethi nge-Wi - Irutha ye-Fi, ngenkathi usebenzisa i-Bluetooth ivumela umsebenzisi ukuthi axhumeke kalula kufoni noma asakaze amabhakhoni wamandla aphansi ukuze ibonwe. Isikhathi sokulala se-chip ye-ESP32 singaphansi kuka-5 A, okuyenza ifanelekele izinhlelo zokusebenza ezisebenza ngebhethri nezigqokekayo. Imojula isekela isilinganiso sedatha esingafika ku-150 Mbps, Ngakho-ke imojuli inikeza imininingwane ehamba phambili embonini kanye nokusebenza okungcono kakhulu kokuhlanganiswa kwe-elekthronikhi, ububanzi, ukusetshenziswa kwamandla, nokuxhumana.

Isistimu yokusebenza ekhethelwe i-ESP32 imahhalaRTOS ene-LwIP; I-TLS 1.2 ene-Hardware acceleration yakhelwe ngaphakathi. Ukuthuthukiswa okuvikelekile (okubethelwe) emoyeni (OTA) nakho kuyasekelwa, ukuze abasebenzisi bakwazi ukuthuthukisa imikhiqizo yabo ngisho nangemva kokukhululwa kwayo, ngezindleko eziphansi kanye nomzamo. Ithebula lesi-2 linikeza imininingwane ye-ESP32 -WROOM -32E.

Ithebula 2: Imininingwane ye-ESP32-WROOM-32E

Izigaba	Izinto	Imininingwane
Isivivinyo	Ukuthembela	I-HTOL/HTSL/uHAST/TCT/ESD
I-Wi-Fi	Imithethonqubo	802.11 b/g/n20/n40
		I-A-MPDU ne-A-MSDU aggregation kanye nokwesekwa kwesikhawu sonogada esingu-0.4 s
	Ibanga lemvamisa	2.412 GHz ~ 2.462GHz
I-Bluetooth	Imithethonqubo	I-Bluetooth v4.2 BR/EDR kanye nokucaciswa kwe-BLE
	Umsakazo	Isamukeli se-NZIF esinokuzwela okuthi -97 dBm
		I-Class-1, class-2 kanye ne-class-3 transmitter
		I-AFH
	Umsindo	I-CVSD ne-SBC
Izingxenyekazi zekhompuyutha	Izixhumi ezibonakalayo zemojuli	Ikhadi le-SD, i-UART, i-SPI, i-SDIO, i-I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC
	Inzwa eku-chip	Inzwa yehholo
	Ikristalu ehlanganisiwe	40 MHz crystal
	I-flash ye-SPI ehlanganisiwe	4 MB
	I-PSRAM ehlanganisiwe	–
	I-vol esebenzayotage/Ukunikezwa kwamandla	3.0 V ~ 3.6 V
	Ubuncane bamanje bulethwa ukunikezwa kwamandla	500 mA
	Ibanga lokushisa elinconyiwe lokusebenza	-40 °C ~ 85 °C
	Usayizi wephakheji	(18.00±0.10) mm × (31.40±0.10) mm × (3.30±0.10) mm
	Izinga lokuzwela komswakama (MSL)	Ileveli 3

Phina Izincazelo

Ukuhlelwa Kwephini

Umfanekiso 1: I-Pin Layout ye-ESP32-WROOM-32E (Phezulu View)

Phina Incazelo

I-ESP32-WROOM-32E inamaphini angu-38. Bona izincazelo zamaphini kuThebula 3

Ithebula 3: Izincazelo zephini

Igama	Cha.	Uhlobo	Umsebenzi
GND	1	P	Ground
3V3	2	P	Ukunikezwa kwamandla kagesi
EN	3	I	Isiginali yokuvumela imojuli. Ukusebenza okuphezulu.
SENSOR_VP	4	I	GPIO36, ADC1_CH0, RTC_GPIO0
SENSOR_VN	5	I	GPIO39, ADC1_CH3, RTC_GPIO3
IO34	6	I	GPIO34, ADC1_CH6, RTC_GPIO4
IO35	7	I	GPIO35, ADC1_CH7, RTC_GPIO5
IO32	8	I/O	I-GPIO32, XTAL_32K_P (32.768 kHz crystal oscillator input), ADC1_CH4, TOUCH9, RTC_GPIO9
IO33	9	I/O	I-GPIO33, XTAL_32K_N (32.768 kHz crystal oscillator oscillator), ADC1_CH5, TOUCH8, RTC_GPIO8
IO25	10	I/O	GPIO25, DAC_1, ADC2_CH8, RTC_GPIO6, EMAC_RXD0
IO26	11	I/O	GPIO26, DAC_2, ADC2_CH9, RTC_GPIO7, EMAC_RXD1
IO27	12	I/O	GPIO27, ADC2_CH7, TOUCH7, RTC_GPIO17, EMAC_RX_DV
IO14	13	I/O	GPIO14, ADC2_CH6, TOUCH6, RTC_GPIO16, MTMS, HSPICLK, HS2_CLK, SD_CLK, EMAC_TXD2
IO12	14	I/O	GPIO12, ADC2_CH5, TOUCH5, RTC_GPIO15, MTDI, HSPIQ, HS2_DATA2, SD_DATA2, EMAC_TXD3
GND	15	P	Ground
IO13	16	I/O	GPIO13, ADC2_CH4, TOUCH4, RTC_GPIO14, MTCK, HSPID, HS2_DATA3, SD_DATA3, EMAC_RX_ER
NC	17	–	–
NC	18	–	–
NC	19	–	–
NC	20	–	–
NC	21	–	–
NC	22	–	–
IO15	23	I/O	GPIO15, ADC2_CH3, TOUCH3, MTDO, HSPICS0, RTC_GPIO13, HS2_CMD, SD_CMD, EMAC_RXD3
IO2	24	I/O	GPIO2, ADC2_CH2, TOUCH2, RTC_GPIO12, HSPIWP, HS2_DATA0, SD_DATA0
IO0	25	I/O	GPIO0, ADC2_CH1, TOUCH1, RTC_GPIO11, CLK_OUT1, EMAC_TX_CLK
IO4	26	I/O	GPIO4, ADC2_CH0, TOUCH0, RTC_GPIO10, HSPIHD, HS2_DATA1, SD_DATA1, EMAC_TX_ER
IO16	27	I/O	GPIO16, HS1_DATA4, U2RXD, EMAC_CLK_OUT
IO17	28	I/O	GPIO17, HS1_DATA5, U2TXD, EMAC_CLK_OUT_180 –
IO5	29	I/O	GPIO5, VSPICS0, HS1_DATA6, EMAC_RX_CLK
IO18	30	I/O	I-GPIO18, VSPICLK, HS1_DATA7
IO19	31	I/O	I-GPIO19, VSPIQ, U0CTS, EMAC_TXD0
NC	32	–	–
IO21	33	I/O	GPIO21, VSPIHD, EMAC_TX_EN
I-RXD0	34	I/O	I-GPIO3, U0RXD, CLK_OUT2
I-TXD0	35	I/O	GPIO1, U0TXD, CLK_OUT3, EMAC_RXD2
IO22	36	I/O	GPIO22, VSPIWP, U0RTS, EMAC_TXD1
IO23	37	I/O	I-GPIO23, VSPID, HS1_STROBE
GND	38	P	Ground

Isaziso: I-GPIO6 kuya ku-GPIO11 ixhunywe ku-SPI flash ehlanganiswe kumojula futhi ayixhumekile ngaphandle. .

Izikhonkwane zokubopha

I-ESP32 inamaphini amahlanu okubopha, angabonwa kuSahluko 6 Schematics:

• I-MTDI
• I-GPIO0
• I-GPIO2
• I-MTDO
• I-GPIO5

Isoftware ingafunda amanani akhe alawa mabhithi amahlanu kurejista ”GPIO_STRAPPING”.

Ngesikhathi sokukhishwa kokusetha kabusha isistimu ye-chip (amandla -on -reset, ukusetha kabusha kwe-watchdog ye-RTC nokusetha kabusha i-brownout), ama-latches wezikhonkwane zokubopha sample voltage ileveli njengamabhithi okubopha okuthi "0" noma "1", bese ubamba lezi zingcezu kuze kube yilapho i-chip yehliswa amandla noma ivaleka. Izingcezu zokubopha zimisa imodi yokuqalisa yedivayisi, ivolumu yokusebenzatagi-e ye-VDD_SDIO nezinye izilungiselelo zokuqala zesistimu.

Iphinikhodi ngayinye yokubopha ixhunywe ekudonseleni phezulu/kwehle kwangaphakathi ngesikhathi sokusetha kabusha i-chip. Ngakho-ke, uma iphinikhodi yokubopha ingaxhumekile noma isifunda sangaphandle esixhunyiwe sinamandla amakhulu, ukudonsa kwangaphakathi okubuthakathaka okubuthakathaka -ukudonsa/ukudonsa - phansi kuzocacisa ileveli yokufaka ezenzakalelayo yezikhonkwane zokubopha.

Ukushintsha amanani ebhithi yokubopha, abasebenzisi bangasebenzisa ukumelana nokudonsela phansi/ukudonsa kwangaphandle, noma basebenzise ama-GPIO osokhaya we-MCU ukuze balawule ivolumu.tage ileveli yalawa maphini uma usebenzisa i-ESP32.

Ngemuva kokukhishwa kokusetha kabusha, izikhonkwane zokubopha zisebenza njengezikhonkwane ezivamile.

Bheka kuThebula 4 ukuze uthole ukulungiselelwa okuningiliziwe kwemodi yokuqalisa ngokubopha amaphini.

Ithebula 4: Izikhonkwane Zokubopha

Voltage ye-LDO yangaphakathi (VDD_SDIO)
Phina		Okuzenzakalelayo		3.3 V		1.8 V
I-MTDI		Donsela phansi		0		1
Imodi yokuqalisa
Phina	Okuzenzakalelayo		I-SPI Boot				Landa i-Boot
I-GPIO0	Donsela phezulu		1				0
I-GPIO2	Donsela phansi		Ungakhathazeki				0
Ivumela/Ikhubaza Ilogi Yokulungisa Iphutha Phrinta ngaphezulu kwe-U0TXD Ngesikhathi Sokuqalisa
Phina	Okuzenzakalelayo		I-U0TXD Iyasebenza				I-U0TXD Ithule
I-MTDO	Donsela phezulu		1				0
Isikhathi se-SDIO Slave
Phina	Okuzenzakalelayo		Ukuwa kwe-Sampling Okukhiphayo konqenqema		Ukuwa kwe-Sampling Okukhiphayo okukhuphukayo		I-Rising-Edge Sampling Okukhiphayo konqenqema	I-Rising-Edge Sampling Okukhiphayo okukhuphukayo
I-MTDO	Donsela phezulu		0		0		1	1
I-GPIO5	Donsela phezulu		0		1		0	1

Qaphela: I-Firmware ingamisa amabhithi erejista ukuze iguqule izilungiselelo ze- "Voltage ye-LDO Yangaphakathi (VDD_SDIO)” kanye “Nesikhathi Se-SDIO Slave” ngemva kokuqalisa. I-Internal pull-up resistor (R9) ye-MTDI ayigcwalisiwe kumojula, njengoba i-flash ne-SRAM ku-ESP32-WROOM-32E isekela kuphela ivolthi yamandla.tagu-3.3 we-XNUMX V

Incazelo Esebenzayo

Lesi sahluko sichaza amamojula nemisebenzi ehlanganiswe ku-ESP32-WROOM-32E.

I-CPU kanye Nenkumbulo Yangaphakathi

I-ESP32-D0WD-V3 iqukethe ama-microprocessor amabili we-Xtensa ® 32 -bit LX6 amabili aphansi. Inkumbulo yangaphakathi ihlanganisa:

• 448 KB ye-ROM yokuqalisa kanye nemisebenzi ewumongo.
• 520 KB we-on-chip SRAM yedatha nemiyalo.
• 8 KB we-SRAM ku-RTC, ebizwa nge-RTC FAST Memory futhi engasetshenziselwa ukugcina idatha; ifinyelelwa yi-CPU eyinhloko phakathi ne-RTC Boot kusukela kumodi yokulala Okujulile.
• 8 KB we-SRAM ku-RTC, ebizwa nge-RTC SLOW Memory futhi engafinyelelwa yi-co-processor ngesikhathi semodi yokulala Okujulile.
• I-1 Kbit ye-eFuse: Amabhithi angu-256 asetshenziselwa isistimu (ikheli le-MAC nokulungiselelwa kwe-chip) futhi amabhithi angu-768 asele abekelwe izinhlelo zokusebenza zamakhasimende, okuhlanganisa ukubethela kwe-flash kanye ne-chip-ID.

I-Flash yangaphandle kanye ne-SRAM

I-ESP32 isekela ama-flash amaningi e-QSPI angaphandle nama-SRAM chips. Imininingwane eyengeziwe ingatholakala kuSahluko SPI ku-ESP32 Technical Reference Manual. I-ESP32 iphinde futhi isekele ukubethelwa kwezingxenyekazi zekhompuyutha/ukukhishwa kwemfihlo okusekelwe ku-AES ukuze ivikele izinhlelo zonjiniyela kanye nedatha ku-flash.

I-ESP32 ingafinyelela i-QSPI flash yangaphandle kanye ne-SRAM ngokusebenzisa ama-caches anesivinini esikhulu.

• I-flash yangaphandle ingafakwa kumephu yesikhala senkumbulo ye-CPU kanye nesikhala sememori sokufunda kuphela ngesikhathi esisodwa.
  • Uma i-flash yangaphandle ifakwe kumephu esikhaleni sememori yeziyalezo ze-CPU, kufika ku-11 MB + 248 KB ingafakwa imephu ngesikhathi. Qaphela ukuthi uma ngaphezu kuka-3 MB + 248 KB kumephuwe, ukusebenza kwenqolobane kuzoncishiswa ngenxa yokufundwa kokuqagela yi-CPU.
  • Uma ifleshi yangaphandle ifakwe kumephu esikhaleni sememori yedatha yokufunda kuphela, kufika ku-4 MB kungenziwa imephu ngesikhathi. Ukufundwa kwe-8-bit, 16-bit kanye no-32-bit kuyasekelwa.
• I-SRAM yangaphandle ingafakwa kumephu yesikhala sememori yedatha ye-CPU. Kufika ku-4 MB kungenziwa imephu ngesikhathi. Ukufundwa nokubhala okungu-8-bit, 16-bit no-32-bit kuyasekelwa.

I-ESP32-WROOM-32E ihlanganisa isikhala sememori esingu-4 MB SPI esengeziwe.

I-Crystal Oscillators

Imojula isebenzisa i-crystal oscillator engu-40-MHz.

I-RTC kanye Nokuphathwa kwamandla aphansi

Ngokusetshenziswa kobuchwepheshe bokuphatha amandla obuthuthukisiwe, i-ESP32 ingashintsha phakathi kwezindlela zamandla ezihlukene. Ukuze uthole imininingwane ngokusetshenziswa kwamandla e-ESP32 ngezindlela zamandla ahlukene, sicela ubheke isigaba esithi “RTC kanye Nokuphathwa Kwamandla Aphansi” ku. Incwadi Yomsebenzisi ye-ESP32.

Amapheripheral nezinzwa

Sicela ubhekisele ku-Section peripherals kanye nezinzwa ku-ESP32 User Manual.

Qaphela: Ukuxhumana kwangaphandle kungenziwa kunoma iyiphi i-GPIO ngaphandle kwama-GPIO ebangeni elingu-6-11, 16, noma 17. Ama-GPIO 6-11 axhunywe ku-SPI flash ehlanganisiwe yemojuli. Ukuze uthole imininingwane, sicela ubheke Izikimu zeSigaba 6

Izici zikagesi

Izilinganiso Eziphelele Eziphelele

Ukucindezeleka okungaphezu kobukhulu bezilinganiso eziphelele ezibalwe kuthebula elingezansi kungase kubangele umonakalo unomphela kudivayisi. Lezi izilinganiso zokucindezeleka kuphela, futhi azibhekiseli ekusebenzeni komsebenzi wedivayisi okufanele kulandele izimo zokusebenza ezinconyiwe.

Ithebula 5: Izilinganiso Eziphelele Eziphelele

1. Imojula isebenze kahle ngemva kokuhlolwa kwamahora angu-24 ekushiseni kwe-ambient ku-25 °C, kanye nama-IO ezizindeni ezintathu (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) akhipha izinga eliphezulu lokucabanga phansi.
2. Sicela ubheke Isithasiselo IO_MUX se-ESP32 Datasheet yesizinda samandla se-IO.

Isimo sokusebenza esinconyiwe

Ithebula 6: Izimo Zokusebenza Ezinconyiwe

Uphawu	Ipharamitha	Okuncane	Okujwayelekile	Ubukhulu	Iyunithi
I-VDD33	Amandla kagesi voltage	3.0	3.3	3.6	V
I V DD	Okwamanje ilethwa ukunikezwa kwamandla kwangaphandle	0.5	–	–	A
T	Izinga lokushisa lokusebenza	–40	–	85	°C

Izimpawu ze-DC (3.3 V, 25 °C)

Ithebula 7: Izimpawu ze-DC (3.3 V, 25 °C)

Uphawu	Ipharamitha		Okuncane	Uhlobo	Ubukhulu	Iyunithi
C IN	Phina amandla		–	2	–	pF
V IH	Umthamo wokufakwayo wezinga eliphezulutage		0.75×VDD1	–	I-VDD1 + 0.3	V
V IL	Ivolumu yokufaka yezinga eliphansitage		–0.3	–	0.25×VDD1	V
I IH	Okokufaka kwezinga eliphezulu		–	–	50	nA
I IL	Okokufaka kwezinga eliphansi		–	–	50	nA
V OH	Ivolumu yokukhishwa kwezinga eliphezulutage		0.8×VDD1	–	–	V
V OL	Ivolumu yokukhishwa kwezinga eliphansitage		–	–	0.1×VDD1	V
I OH	Umthombo wamanje wezinga eliphezulu (VDD1 = 3.3 V, VOH >= 2.64 V, amandla edrayivu okukhiphayo asethelwe phezulu)	Isizinda samandla se-VDD3P3_CPU 1; 2	–	40	–	mA
		Isizinda samandla se-VDD3P3_RTC 1; 2	–	40	–	mA
		VDD_SDIO isizinda samandla 1; 3	–	20	–	mA
I OL	I-sink current yezinga eliphansi (VDD1 = 3.3 V, VOL = 0.495 V, amandla edrayivu okukhiphayo asethelwe phezulu)		–	28	–	mA
R I-PU	Ukumelana ne-internal pull-up resistor		–	45	–	kΩ
R PD	Ukumelana nesiphikisa sangaphakathi sokudonsela phansi		–	45	–	kΩ
V IL_nRST	Ivolumu yokufaka yezinga eliphansitage ye-CHIP_PU ukuze ucime i-chip		–	–	0.6	V

Amanothi:

1. Sicela ubheke Isithasiselo IO_MUX se-ESP32 Datasheet yesizinda samandla se-IO. I-VDD iyivolumu ye-I/Otage yesizinda esithile samandla samaphini.
2. Ngesizinda samandla se-VDD3P3_CPU kanye ne-VDD3P3_RTC, iphinikhodi ngayinye etholakala esizindeni esifanayo iyancishiswa kancane kancane isuka cishe ku-40 mA iye cishe ku-29 mA, VOH>=2.64 V, njengoba inani lamaphini omthombo wamanje likhula.
3. Izikhonkwane ezisetshenziswa i-flash kanye/noma i-PSRAM kusizinda samandla se-VDD_SDIO azifakiwe ekuhlolweni.

Umsakazo we-Wi-Fi

Ithebula 8: Izici Zomsakazo We-Wi-Fi

Ipharamitha	Isimo	Okuncane	Okujwayelekile	Ubukhulu	Nithi
Ibanga lefrikhwensi yokusebenza inothi1	–	2412	–	2462	MHz
Amandla e-RF	802.11b:26dBm 802.11g:25.42dBm 802.11n20:25.48dBm 802.11n40:25.78dBm				dBm
Ukuzwela	11b, 1Mbps	–	–98	–	dBm
	11b, 11Mbps	–	–89	–	dBm
	11g, 6Mbps	–	–92	–	dBm
	11g, 54Mbps	–	–74	–	dBm
	11n, HT20, MCS0	–	–91	–	dBm
	11n, HT20, MCS7	–	–71	–	dBm
	11n, HT40, MCS0	–	–89	–	dBm
	11n, HT40, MCS7	–	–69	–	dBm
Ukunqatshwa kwesiteshi esiseduze	11g, 6Mbps	–	31	–	dB
	11g, 54Mbps	–	14	–	dB
	11n, HT20, MCS0	–	31	–	dB
	11n, HT20, MCS7	–	13	–	dB

1. Idivayisi kufanele isebenze ebangeni lefrikhwensi elinikezwe iziphathimandla ezilawulayo zesifunda. Ibanga lefrikhwensi yokusebenza okuqondiwe liyalungiseka ngesofthiwe.
2. Amandla e-TX eqondiwe ayalungiseka ngokusekelwe kudivayisi noma izimfuneko zesitifiketi.

I-Bluetooth/BLE Umsakazo

Umamukeli

Ithebula 9: Izimpawu Zomamukeli – I-Bluetooth/BLE

Ipharamitha	Izimo	Okuncane	Uhlobo	Ubukhulu	Iyunithi
Ukuzwela @30.8% PER	–	–	–97	–	dBm
Isiginali etholiwe ephezulu @30.8% PER	–	0	–	–	dBm
I-Co-channel C/I	–	–	+10	–	dB
Ukukhethwa kwesiteshi esiseduze C/I	F = F0 + 1 MHz	–	–5	–	dB
	F = F0 – 1 MHz	–	–5	–	dB
	F = F0 + 2 MHz	–	–25	–	dB
	F = F0 – 2 MHz	–	–35	–	dB
	F = F0 + 3 MHz	–	–25	–	dB
	F = F0 – 3 MHz	–	–45	–	dB
Ukusebenza kokuvinjwa okungaphandle kwebhendi	30 MHz ~ 2000 MHz	–10	–	–	dBm
	2000 MHz ~ 2400 MHz	–27	–	–	dBm
	2500 MHz ~ 3000 MHz	–27	–	–	dBm
	3000 MHz ~ 12.5 GHz	–10	–	–	dBm
Ukwehlukaniswa kwemvelo	–	–36	–	–	dBm

I-Transmitter

Ithebula 10: Izimpawu Zokudlulisa - I-Bluetooth/BLE

Ipharamitha	Izimo	Okuncane	Uhlobo	Ubukhulu	Iyunithi
Imvamisa ye-RF	–	2402	–	2480	MHz
Isinyathelo sokulawula	–	–	3	–	dBm
Ibanga lokulawula amandla e-RF	–	–12	–	+10	dBm
Amandla okudlulisa isiteshi esiseduze	F = F0 ± 2 MHz	–	–52	–	dBm
	F = F0 ± 3 MHz	–	–58	–	dBm
	F = F0 ± > 3 MHz	–	–60	–	dBm
∆ f1 isilinganiso	–	–	–	265	kHz
∆ f2 ubuningi	–	247	–	–	kHz
∆ f2avg/∆ f1 isilinganiso	–	–	–0.92	–	–
I-ICFT	–	–	–10	–	kHz
Izinga le-Drift	–	–	0.7	–	kHz/50 imizuzwana
I-Drift	–	–	2	–	kHz

I-Reflow Profile

Umfanekiso 2:ReflowProfile

Ramp -up zone — Izinga lokushisa: <150°C Isikhathi: 60 ~ 90s Ramp izinga eliphezulu: 1 ~ 3°C/s
Indawo yokushisa ngaphambi kwesikhathi — Izinga lokushisa: 150 ~ 200°C Isikhathi: 60 ~ 120s Ramp izinga eliphezulu: 0.3 ~ 0.8°C/s
Indawo yokugeleza kabusha — I-Temp.: >217°C 7LPH60 ~ 90s; I-Peak Temp.: 235 ~ 250°C (<245°C okunconyiwe) Isikhathi: 30 ~ 70s
Indawo yokupholisa - I-Peak Temp. ~ 180°CRamp -izinga eliphansi: -1 ~ -5°C/s
I-Solder — I-Sn&Ag&Cu Lead-free solder (SAC305)

Imininingwane ye-Antenna

1 PCB Antenna

Imodeli: ESP ANT B

Umhlangano: PTH

Zuza:

Imodeli	Into yokuhlola	Isivivinyo Izwe	Imvamisa (MHz)	Ukusebenza kahle (%)	Zuza (dB)	Qaphela
I-ESP-ANT8	Zuza	Indawo engenalutho	2412	73.79	2.39	Iqondile 30°
			2417	77.04	2.97
			2422	79.83	2.80
			2427	81.19	2.89
			2432	80.54	3.04
			2437	76.86	2.86
			2442	76.17	2.99
			2447	73.99	2.96
			2452	72.00	2.80
			2457	70.71	2.72
			2462	71.31	2.94
			2467	71.32	3.12
			2472	72.03	3.28
			2477	72.71	3.24
			2482	75.42	3.40

Ubukhulu:

Iziza zephethini:

Umlando Wokubuyekeza

kudingekile njengoba kushiwo ngu-2.1093

Usuku	Inguqulo	Khipha amanothi
2020.02	V0.1	Ukukhishwa kokuqala kwesitifiketi se-CE&FCC.

OEM Isiqondiso

1.  Imithetho ye-FCC esebenzayo
   Le mojula inikezwe Ukuvunyelwa Kwemodyuli Eyodwa. Ithobelana nezimfuneko ze-FCC ingxenye 15C, imithetho yesigaba 15.247.
2. Izimo ezithile zokusebenza zokusebenza
   Le mojula ingasetshenziswa kumadivayisi e-IoT. I-voltage kumojula ngokwegama elithi 3.3V-3.6 V DC. Izinga lokushisa le-ambient elisebenzayo lemojula lingu-30 kuya ku-85 degree C. Kuphela i-antenna ye-PCB eshumekiwe evunyelwe. Noma yiluphi olunye uthi lwe-antenna lwangaphandle aluvunyelwe.
3. Izinqubo zemojula ezinomkhawulo
   N/A
4. Landelela ukwakheka kwe-antenna
   N/A
   
5. Ukucatshangelwa kokuchayeka kwe-RF
   Okokusebenza kuthobelana nemikhawulo yokuchayeka emisebeni ye-FCC ebekwe endaweni engalawuleki. Lo mshini kufanele ufakwe futhi usebenze ngebanga elincane elingama-20cm phakathi kwe-radiator nomzimba wakho. Uma okokusebenza okwakhelwe kumsingathi njengokusetshenziswa okuphathekayo, ukuhlolwa okwengeziwe kokuchayeka kwe-RF kungase kudingeke njengoba kucaciswe ngu-2.1093.
6. I-Antenna
   Uhlobo lwe-antenna: i-PCB antenna; Ukuzuza okuphezulu: 3.40dBi
   
7. Ilebula nolwazi lokuhambisana
   Ilebula yangaphandle yomkhiqizo wokugcina we-OEM ingasebenzisa amagama afana nalawa: “Iqukethe i-FCC ID ye-Transmitter Module: 2A9ZM-WROOM32E” noma “Iqukethe i-FCC ID: 2A9ZM-WROOM32E.”
   
8. Ulwazi lwamamodi okuhlola kanye nezidingo zokuhlola ezengeziwe
   a)Isidlulisi semojuli sihlolwe ngokugcwele ngumnikezeli wemojula enanini elidingekayo lamashaneli, izinhlobo zokuguquguquka, nezindlela, akufanele kudingeke ukuthi isifaki sosokhaya sihlole kabusha zonke izindlela zokusakaza ezitholakalayo noma izilungiselelo. Kunconywa ukuthi umkhiqizi womkhiqizo osingethe, afake isidlulisi se-modular, enze izilinganiso zophenyo ukuze aqinisekise ukuthi umphumela wesistimu oyinhlanganisela aweqi imikhawulo yokukhishwa okuyinkohliso noma imikhawulo yomkhawulo webhendi (isb, lapho uthi oluhlukile lungase lubangele ukukhishwa okwengeziwe).
   b)Ukuhlola kufanele kuhlole ukukhishwa okungase kwenzeke ngenxa yokuhlangana kwezisi ezikhishwayo nezinye izithumeli, izifunda zedijithali, noma ngenxa yezakhiwo ezibonakalayo zomkhiqizo wokusingatha (indawo evalekile). Lolu phenyo lubaluleke kakhulu lapho kuhlanganisa ama-modular transmitter amaningi lapho ukuqinisekiswa kusekelwe ekuhloleni ngayinye yazo ekucushweni okuzimele. Kubalulekile ukuqaphela ukuthi abakhiqizi bomkhiqizo abasingathi akumele bacabange ukuthi ngenxa yokuthi isidlulisi semojuli siqinisekisiwe ukuthi abanaso isibopho sokuthobela umkhiqizo wokugcina.
   c)Uma uphenyo lubonisa ukukhathazeka kokuthobela umkhiqizi osokhaya unesibopho sokunciphisa udaba. Imikhiqizo engusokhaya esebenzisa isidluliseli esiyimodulayo ingaphansi kwayo yonke imithetho esebenzayo yomuntu ngamunye kanye nezimo ezijwayelekile zokusebenza kuSigaba 15.5, 15.15, kanye no-15.29 ukuze zingabangeli ukuphazamiseka. Umsebenzisi womkhiqizo wosokhaya uzophoqeleka ukuthi ayeke ukusebenzisa idivayisi kuze kube yilapho ukuphazamiseka sekulungisiwe.
   
9. Ukuhlola okwengeziwe, Ingxenye 15 Ingxenye B Umshwana Wokuzihlangula Umsingathi wokugcina / Inhlanganisela yemojuli idinga ukubuyekezwa kuqhathaniswa nemibandela ye-FCC Ingxenye 15B yamaradiyetha angahlosiwe ukuze agunyazwe ngokufanelekile ukusebenza njengedivayisi yedijithali Ingxenye 15.

Umdidiyeli wosokhaya ofaka le mojula emkhiqizweni wakhe kufanele aqinisekise ukuthi umkhiqizo wokugcina oyinhlanganisela uthobela izimfuneko ze-FCC ngokuhlolwa kobuchwepheshe noma ukuhlola imithetho ye-FCC, okuhlanganisa nokusebenza komthumeli futhi kufanele abhekisele kumhlahlandlela ku-KDB 996369. Ngemikhiqizo yokusingatha enesitifiketi. i-modular transmitter, imvamisa yophenyo yohlelo oluyinhlanganisela icaciswa umthetho oseSigabeni 15.33(a)(1) kuya ku-(a)(3), noma ububanzi obusebenza kudivayisi yedijithali, njengoba kuboniswe kuSigaba 15.33(b) (1), kungakhathaliseki ukuthi iluphi uhlobo oluphakeme lwefrikhwensi yophenyo Lapho kuhlolwa umkhiqizo wokusingatha, wonke ama-transmitter kufanele asebenze. Ama-transmitter angavulwa ngokusebenzisa izishayeli ezitholakala esidlangalaleni futhi avuliwe, ngakho-ke ama-transmitters ayasebenza. Ezimweni ezithile kungase kufaneleke ukusebenzisa ibhokisi lekholi eliqondene nobuchwepheshe obuthile (isethi yokuhlola) lapho izisetshenziswa ze-50 noma izishayeli zingatholakali. Lapho kuhlolelwa ukukhishwa okuvela kurediyetha ngokungahlosiwe, isidlulisi sizobekwa kumodi yokwamukela noma imodi yokungenzi lutho, uma kungenzeka. Uma imodi yokwamukela kuphela ingenzeki, umsakazo uzoba yi- passive (okukhethwa kukho) kanye/noma ukuskena okusebenzayo. Kulezi zimo, lokhu kuzodinga ukunika amandla umsebenzi ku-BUS yokuxhumana (okungukuthi, i-PCIe, i-SDIO, i-USB) ukuze kuqinisekiswe ukujikeleza kwerediyetha okungahlosiwe kuvuliwe. Amalabhorethri ahlolayo angase adinge ukwengeza ukuncipha noma izihlungi kuye ngamandla esignali anoma imaphi amabhakhoni asebenzayo (uma ekhona) asuka kumarediyo anikwe amandla. Bheka i-ANSI C63.4, ANSI C63.10 kanye ne-ANSI C63.26 ukuze uthole imininingwane eyengeziwe yokuhlola okuvamile.
Umkhiqizo ongaphansi kokuhlolwa usethelwe kusixhumanisi/inhlangano nedivayisi ebambisene, njengokujwayelekile okuhlosiwe kokusetshenziswa komkhiqizo. Ukuze wenze ukuhlolwa kube lula, umkhiqizo ongaphansi kokuhlolwa usethelwe ukuthi udlulise emjikelezweni womsebenzi omkhulu, njengokuthumela i- file noma ukusakaza okunye okuqukethwe kwemidiya.

Isexwayiso se-FCC:
Noma yiziphi Izinguquko noma ukuguqulwa okungagunyazwanga ngokucacile yinhlangano enesibopho sokuthobela imithetho kungasusa igunya lomsebenzisi lokusebenzisa okokusebenza. Le divayisi ithobela ingxenye 15 yemithetho ye-FCC. Ukusebenza kungaphansi kwezimo ezimbili ezilandelayo: (1) Lolu cingo angeke lubangele ukuphazamiseka okuyingozi, futhi (2) Lolu cingo kufanele lwamukele noma yikuphi ukuphazamiseka okutholiwe, okuhlanganisa ukuphazamiseka okungase kubangele ukusebenza okungafuneki.

Inguqulo 0.1
Espressif Systems
I-copyright © 2019

Amadokhumenti / Izinsiza

ESPRESSIF ESP32-WROOM-32E 8M 64Mbit Flash WiFi Bluetooth Module [pdf] Imaniwali yosebenzisayo WROOM32E, 2A9ZM-WROOM32E, 2A9ZMWROOM32E, ESP32-WROOM-32E 8M 64Mbit Flash WiFi Bluetooth Module, ESP32-WROOM-32E, 8M 64Mbit Flash WiFi Bluetooth Module, 64Mbit Bluetooth Module, WiFi Flash Bluetooth Module, WiFi Flash Bluetooth Module, WiFi Flash Bluetooth Module , Imojuli

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