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

Mabapi le Tokomane Ena

Tokomane ena e fana ka litlhaloso tsa li-module tsa ESP32-WROOM-32E tse nang le antenna ea PCB.

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Fetileview

ESP32 -WROOM -32E ke mojule o matla, o tloaelehileng oa WiFi -BT -BLE MCU o shebaneng le mefuta e mengata ea lits'ebetso, ho tloha ho marang-rang a sensor ea matla a tlase ho isa mesebetsing e boima haholo, joalo ka khouto ea lentsoe, ho phallela 'mino le ho hlophisa MP3.

Ena ke SMD Module e nang le antenna ea 2.4 GHz PCB ka sekepeng. E boloka potoloho ea π bakeng sa antenna
ho tsamaisana le impedance. E na le li-GPIO tsohle tse ho pin -out ntle le tse seng li sebelisitsoe bakeng sa ho hokahanya flash. Karolo ea ho sebetsa ea Moduletage ka tloha ho 3.0 V ho ea ho 3.6 V. Lebelo la maqhubu ke 2400 MHz ho 2483.5 MHz. 40 MHz ea kantle e le mohloli oa oache oa sistimi. Ho boetse ho na le 4 MB SPI flash bakeng sa ho boloka mananeo a basebelisi le data.

Lintlha tsa ho odara tsa ESP32 -WROOM -32E li thathamisitsoe ka tsela e latelang:
Lethathamo la 1: ESP32 -WROOM -32E Litaba tsa ho Odara

Mojule	Chip e kentsoeng	Khanya	PSRAM	Litekanyo tsa module (mm)
ESP32-WROOM-32E	Setšoantšo sa ESP32-D0WD-V3	4MB 1	/	(18.00 ± 0.10) X (25.50 ± 0.10) X (3.10 ± 0.10) limilimithara (ho kenyeletsoa le thebe ea tšepe)
Lintlha: ESP32-WROOM-32E (PCB) e nang le 8 MB flash kapa 16 MB flash e ea fumaneha bakeng sa ho odara tloaelo. Bakeng sa lintlha tse qaqileng tsa ho odara, ka kopo shebae Tsebiso ea ho Odara Sehlahisoa sa Espressifation. Bakeng sa boholo ba sehokelo sa IPEX, ka kopo sheba Khaolo ea 10.

Motheong oa mojule ke chip ea ESP32 -D0WD -V3. The chip e kenyellelitsoeng e etselitsoe hore e be sekala le ho ikamahanya le maemo. Ho na le li-cores tse peli tsa CPU tse ka laoloang ka bonngoe, 'me maqhubu a oache ea CPU a fetoha ho tloha ho 80 MHz ho isa ho 240 MHz. Mosebelisi a kanna a tima CPU mme a sebelisa "low-power co-processor" ho beha leihlo kamehla

Hlokomela: Bakeng sa lintlha tse mabapi le karolo ea linomoro tsa lelapa la ESP32 la lichifi, ka kopo sheba tokomane ea ESP32 Datasheet.

Ho kopanngoa ha Bluetooth, Bluetooth LE le Wi -Fi ho tiisa hore mefuta e mengata ea likopo e ka lebisoa, le hore mojule o pota-potile: ho sebelisa Wi -Fi ho lumella sebaka se seholo sa 'mele le khokahanyo e tobileng ho Internet ka Wi - Fi router, ha o ntse o sebelisa Bluetooth e lumella mosebelisi ho hokela mohala habonolo kapa ho phatlalatsa li-beacon tsa matla a tlase bakeng sa ho e lemoha. Boroko ba hona joale ba chip ea ESP32 bo ka tlase ho 5 A, bo etsa hore e tšoanelehe bakeng sa lits'ebetso tsa elektronike tse tsamaisoang ke betri le tse aparoang. Mojule o ts'ehetsa sekhahla sa data ho fihla ho 150 Mbps, Ka hona mojule o fana ka litlhaloso tse etelletseng pele indastering le ts'ebetso e ntle ka ho fetisisa bakeng sa kopanyo ea elektronike, mefuta, tšebeliso ea matla le khokahanyo.

Sistimi ea ts'ebetso e khethiloeng bakeng sa ESP32 ke mahalaRTOS e nang le LwIP; TLS 1.2 e nang le ho potlakisa hardware e hahiloe le eona. Sireletsehile (encrypted) holim'a moea (OTA) ntlafatso e boetse e tšehetsoa, ​​e le hore basebelisi ba ka ntlafatsa lihlahisoa tsa bona esita le ka mor'a hore ba lokolloe, ka litšenyehelo tse fokolang le boiteko. Letlapa la 2 le fana ka litlhaloso tsa ESP32 -WROOM -32E.

Lethathamo la 2: Litlhaloso tsa ESP32-WROOM-32E

Lihlopha	Lintho	Litlhaloso
Teko	Tshepo	HTOL/HTSL/uHAST/TCT/ESD
WiFi	Melao-motheo	802.11 b/g/n20/n40
		A-MPDU le A-MSDU aggregation le tšehetso ea nako ea balebeli ea 0.4 s
	Sebaka sa maqhubu	2.412 GHz ~ 2.462GHz
bluetooth	Melao-motheo	Tlhaloso ea Bluetooth v4.2 BR/EDR le BLE
	Radio	Moamoheli oa NZIF o nang le kutlo ea -97 dBm
		Sehlopha sa 1, sehlopha sa 2 le sehlopha sa 3 transmitter
		AFH
	Audio	CVSD le SBC
Lisebelisoa	Li-interface tsa module	Karete ea SD, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC
	Sensor ea on-chip	Sensor ea holo
	kristale e kopantsoeng	kristale ea 40MHz
	SPI flash e kopantsoeng	4 MB
	PSRAM e kopantsoeng	-
	Tshebetso voltage/Phepelo ea matla	3.0 V ~ 3.6 V
	Bonyane ba hajoale bo fanoa ka phepelo ea motlakase	500 mA
	Mofuta oa mocheso o sebetsang o khothalletsoang	-40 °C ~ 85 °C
	Boholo ba sephutheloana	(18.00±0.10) mm × (31.40±0.10) mm × (3.30±0.10) mm
	Boemo ba kutloelo-bohloko ea mongobo (MSL)	Mohato 3

Pin Litlhaloso

Sebopeho sa Pin

Setšoantšo sa 1: Pin Layout ea ESP32-WROOM-32E (Top View)

Tlhaloso ea Pin

ESP32-WROOM-32E e na le 38 pins. Sheba litlhaloso tsa phini ho Lethathamo la 3

Lethathamo la 3: Pin Litlhaloso

Lebitso	Che.	Mofuta	Mosebetsi
GND	1	P	Fatše
3V3	2	P	Phepelo ea motlakase
EN	3	I	Lets'oao le lumellang mojule. Phahameng e sebetsang.
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	GPIO32, XTAL_32K_P (32.768 kHz crystal oscillator input), ADC1_CH4, TOUCH9, RTC_GPIO9
IO33	9	I/O	GPIO33, XTAL_32K_N (32.768 kHz tlhahiso ea kristale ea 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	Fatše
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	GPIO18, VSPICLK, HS1_DATA7
IO19	31	I/O	GPIO19, VSPIQ, U0CTS, EMAC_TXD0
NC	32	-	-
IO21	33	I/O	GPIO21, VSPIHD, EMAC_TX_EN
EA-RXD0	34	I/O	GPIO3, U0RXD, CLK_OUT2
EA-0	35	I/O	GPIO1, U0TXD, CLK_OUT3, EMAC_RXD2
IO22	36	I/O	GPIO22, VSPIWP, U0RTS, EMAC_TXD1
IO23	37	I/O	GPIO23, VSPID, HS1_STROBE
GND	38	P	Fatše

Tlhokomeliso: GPIO6 ho GPIO11 li hokahane le khanya ea SPI e kenyellelitsoeng mojuleng 'me ha e kopane. .

Lithapa tsa likhoele

ESP32 e na le likhoele tse hlano tsa likhoele, tse ka bonoang Khaolong ea 6 Schematics:

• MTDI
• GPIO0
• GPIO2
• MTDO
• GPIO5

Software e khona ho bala boleng ba likaroloana tsena tse hlano ho tsoa ho "GPIO_STRAPPING".

Nakong ea tokollo ea ho seta botjha ha chip (matla -on -reset, ho seta botjha ba RTC hape le brownout reset), likhoele tsa likhoele tsa likhoele s.ample voltage boemong bo kang ba "0" kapa "1", 'me u tšoare likotoana tsena ho fihlela chip e theohile kapa e koetsoe. Li-strapping bits li lokisa mokhoa oa ho qalisa sesebelisoa, matla a ho sebetsatage ea VDD_SDIO le litlhophiso tse ling tsa pele tsa sistimi.

Pini e 'ngoe le e' ngoe ea likhoele e hokahane le ho hula-holimo / ho hula ka hare nakong ea ho seta chip. Ka lebaka leo, haeba thapo ea likhoele e sa kopanngoa kapa potoloho e ka ntle e hokahaneng e le matla a maholo, ho fokola ha ka hare ho hula-up/pull-down ho tla lekanyetsa boemo ba kamehla ba ho kenya likhoele.

Ho fetola boleng ba marang-rang, basebelisi ba ka sebelisa likhohlano tsa kantle tsa ho hula-tlasa / ho hula, kapa ba sebelisa li-GPIO tsa MCU tse amohelang ho laola molumo.tagboemo ba lithapo tsena ha u sebelisa ESP32.

Kamora ho lokolloa bocha, likhoele tsa likhoele li sebetsa joalo ka lithakhisa tse tloaelehileng.

Sheba Lethathamo la 4 bakeng sa tlhophiso e qaqileng ea mokhoa oa boot ka ho tlama likhoele.

Lethathamo la 4: Lithakhisa tsa ho Beha

Moqtage ea ka hare LDO (VDD_SDIO)
Pin		Ea kamehla		3.3 V		1.8 V
MTDI		E hulela fatshe		0		1
Mokhoa oa ho qala
Pin	Ea kamehla		SPI Boot				Khoasolla Boot
GPIO0	Ho hula-holimo		1				0
GPIO2	E hulela fatshe		Seke oa tsotella				0
Ho nolofaletsa / Ho tima Log ea ho Lokisetsa Hatisa ka U0TXD Nakong ea Booting
Pin	Ea kamehla		U0TXD E sebetsa				U0TXD Khutsitseng
MTDO	Ho hula-holimo		1				0
Nako ea Lekhoba la SDIO
Pin	Ea kamehla		Motheong oa ho qetela Sampling Sehlahisoa se oelang		Motheong oa ho qetela Sampling Sehlahisoa se holimo-limo		Ea holimo-limo Sampling Sehlahisoa se oelang	Ea holimo-limo Sampling Sehlahisoa se holimo-limo
MTDO	Ho hula-holimo		0		0		1	1
GPIO5	Ho hula-holimo		0		1		0	1

Hlokomela: Firmware e ka hlophisa li-bits tsa ngoliso ho fetola litlhophiso tsa "Voltage ea Internal LDO (VDD_SDIO)" le "Timing of SDIO Slave" ka mor'a ho qala. Internal pull-up resistor (R9) bakeng sa MTDI ha e na batho ka har'a mojule, kaha flash le SRAM ho ESP32-WROOM-32E li tšehetsa motlakase oa motlakase feela.tage ea 3.3 V

Tlhaloso ea Ts'ebetso

Khaolo ena e hlalosa li-module le mesebetsi e kopantsoeng ho ESP32-WROOM-32E.

CPU le Memori ea ka hare

ESP32-D0WD-V3 e na le li-microprocessors tse peli tse tlase tsa Xtensa ® 32 -bit LX6. Memori ea ka hare e kenyelletsa:

• 448 KB ea ROM bakeng sa ho qala le mesebetsi ea mantlha.
• 520 KB ea on-chip SRAM bakeng sa data le litaelo.
• 8 KB ea SRAM ho RTC, e bitsoang RTC FAST Memory mme e ka sebelisoa bakeng sa polokelo ea data; e fihlella ke CPU e kholo nakong ea RTC Boot ho tloha ka mokhoa o tebileng oa boroko.
• 8 KB ea SRAM ho RTC, e bitsoang RTC SLOW Memory mme e ka fihlelleha ke co-processor nakong ea Mokhoa oa Boroko bo tebileng.
• 1 Kbit ea eFuse: Li-bits tse 256 li sebelisoa bakeng sa sistimi (aterese ea MAC le tlhophiso ea chip) 'me li-bits tse setseng tse 768 li boloketsoe lits'ebetso tsa bareki, ho kenyelletsa le flash-encryption le chip-ID.

Flash ea kantle le SRAM

ESP32 e ts'ehetsa likhahla tse ngata tsa kantle tsa QSPI le li-chips tsa SRAM. Lintlha tse ling li ka fumanoa Khaolong ea SPI ho ESP32 Technical Reference Manual. ESP32 e boetse e ts'ehetsa encryption/decryption ea hardware e thehiloeng ho AES ho sireletsa mananeo le data ea bahlahisi ka flash.

ESP32 e ka fihlella khanya ea QSPI ea kantle le SRAM ka li-cache tse lebelo le holimo.

• Flash ea kantle e ka etsoa 'mapa sebakeng sa memori ea taeo ea CPU le sebaka sa memori sa ho bala feela ka nako e le ngoe.
  • Ha khanya ea kantle e entsoe 'mapa sebakeng sa memori ea taeo ea CPU, ho fihla ho 11 MB + 248 KB e ka etsoa 'mapa ka nako. Hlokomela hore haeba tse fetang 3 MB + 248 KB li entsoe ka 'mapa, ts'ebetso ea cache e tla fokotseha ka lebaka la lipalo tse inahaneloang ke CPU.
  • Ha flash ea kantle e entsoe 'mapa sebakeng sa memori ea data e baloang feela, ho ka etsoa 'mapa oa ho fihla ho 4 MB ka nako. Ho baloa ha 8-bit, 16-bit le 32-bit hoa tšehetsoa.
• SRAM ea kantle e ka etsoa 'mapa sebakeng sa memori ea data ea CPU. Ho fihla ho 4 MB ho ka etsoa 'mapa ka nako. 8-bit, 16-bit le 32-bit bala le ho ngola lia tšehetsoa.

ESP32-WROOM-32E e kopanya sebaka sa memori sa 4 MB SPI.

Li-oscillator tsa Crystal

Mojule o sebelisa oscillator ea kristale ea 40-MHz.

RTC le Tsamaiso ea Matla a Tlase

Ka tšebeliso ea mahlale a tsoetseng pele a taolo ea matla, ESP32 e ka fetoha lipakeng tsa mefuta e fapaneng ea matla. Bakeng sa lintlha tse mabapi le tšebeliso ea matla ea ESP32 ka mekhoa e fapaneng ea matla, ka kopo sheba karolo ea "RTC le Low-Power Management" ho Lethathamo la lintlha tsa ESP32.

Li-peripherals le li-sensor

Ka kopo, sheba Karolo ea Pheripherals le Sensors ho ESP32 User Manual.

Hlokomela: Likhokahano tsa kantle li ka etsoa ho GPIO efe kapa efe ntle le li-GPIO tse maemong a 6-11, 16, kapa 17. Li-GPIO 6-11 li hokahane le khanya e kopaneng ea SPI ea module. Bakeng sa lintlha, ka kopo sheba Karolo ea 6 Schematics

Litšobotsi tsa Motlakase

Feletseng Maximum Ratings

Khatello ea maikutlo e fetang tekanyo e felletseng e thathamisitsoeng tafoleng e ka tlase e ka baka tšenyo e sa feleng ea sesebelisoa. Tsena ke litekanyetso tsa khatello ea kelello feela, 'me ha li bue ka ts'ebetso ea ts'ebetso ea sesebelisoa se lokelang ho latela maemo a khothalletsoang a ts'ebetso.

Lethathamo la 5: Litekanyetso tse Felletseng ka ho Fetisisa

1. Mojule o ile oa sebetsa hantle ka mor'a tlhahlobo ea lihora tse 24 mochesong oa mocheso oa 25 ° C, le IOs libakeng tse tharo (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) e hlahisa boemo bo phahameng ba logic ho ea fatše.
2. Ka kopo, sheba Sehlomathiso sa IO_MUX sa ESP32 Datasheet bakeng sa sebaka sa matla sa IO.

Recommended Operating Conditioning

Tafole ea 6: Maemo a Khothaletso a Ts'ebetso

Letšoao	Paramethara	Min	E tloaelehileng	Max	Yuniti
EA-33-VDD	Phepelo ea motlakase voltage	3.0	3.3	3.6	V
I V DD	Hajoale e fanoa ke phepelo ea motlakase ea kantle	0.5	-	-	A
T	Mocheso oa ho sebetsa	–40	-	85	°C

Litšobotsi tsa DC (3.3 V, 25 °C)

Lethathamo la 7: Litšobotsi tsa DC (3.3 V, 25 °C)

Letšoao	Paramethara		Min	Mofuta	Max	Yuniti
C IN	Bokhoni ba phini		-	2	-	pF
V IH	Phaello ea boemo bo holimotage		0.75×VDD1	-	VDD1 + 0.3	V
V IL	Phaello ea boemo bo tlasetage		–0.3	-	0.25×VDD1	V
I IH	Boemo bo phahameng ba hona joale		-	-	50	nA
I IL	Kenyelletso ea boemo bo tlase		-	-	50	nA
V OH	Boemo bo phahameng ba tlhahiso ea molumotage		0.8×VDD1	-	-	V
V OL	Phaello ea boemo bo tlase bo phahamengtage		-	-	0.1×VDD1	V
I OH	Mohloli oa boemo bo holimo hona joale (VDD1 = 3.3 V, VOH > = 2.64 V, matla a koloi a hlahisoang a behiloe ho fihlela holimo)	Sebaka sa matla sa VDD3P3_CPU 1; 2	-	40	-	mA
		Sebaka sa matla sa VDD3P3_RTC 1; 2	-	40	-	mA
		VDD_SDIO domain name 1; 3	-	20	-	mA
I OL	Boemo bo tlase ba sink ea hona joale (VDD1 = 3.3 V, VOL = 0.495 V, matla a drive a hlahisoang a behiloe holimo)		-	28	-	mA
R PU	Ho hanana le mohanyetsi o ka hare oa ho hula		-	45	-	kΩ
R PD	Ho hanana le mohanyetsi o ka hare oa ho hula		-	45	-	kΩ
V IL_nRST	Phaello ea boemo bo tlasetage ea CHIP_PU ho tima chip		-	-	0.6	V

Lintlha:

1. Ka kopo, sheba Sehlomathiso sa IO_MUX sa ESP32 Datasheet bakeng sa sebaka sa matla sa IO. VDD ke karolo ea I/Otage bakeng sa sebaka se itseng sa matla sa li-pin.
2. Bakeng sa sebaka sa matla sa VDD3P3_CPU le VDD3P3_RTC, per-pin ea hona joale e fumanoang sebakeng se le seng e fokotsehile butle-butle ho tloha ho pota 40 mA ho ea ho 29 mA, VOH> = 2.64 V, ha palo ea lisebelisoa tsa mohloli oa hona joale e ntse e eketseha.
3. Lithakhisa tse kentsoeng ke flash le/kapa PSRAM sebakeng sa matla sa VDD_SDIO ha lia kenyelletsoa tekong.

Radio ea Wi-Fi

Lethathamo la 8: Litšobotsi tsa seea-le-moea sa Wi-Fi

Paramethara	Boemo	Min	E tloaelehileng	Max	U nete
Boemo ba maqhubu a ho sebetsa Hlokomela1	-	2412	-	2462	MHz
Matla a RF	802.11b:26dBm 802.11g:25.42dBm 802.11n20:25.48dBm 802.11n40:25.78dBm				dBm
Kutloelo-bohloko	11b, 1 Mbps	-	–98	-	dBm
	11b, 11 Mbps	-	–89	-	dBm
	11g, 6 Mbps	-	–92	-	dBm
	11g, 54 Mbps	-	–74	-	dBm
	11n, HT20, MCS0	-	–91	-	dBm
	11n, HT20, MCS7	-	–71	-	dBm
	11n, HT40, MCS0	-	–89	-	dBm
	11n, HT40, MCS7	-	–69	-	dBm
Ho hana seteishene se haufi	11g, 6 Mbps	-	31	-	dB
	11g, 54 Mbps	-	14	-	dB
	11n, HT20, MCS0	-	31	-	dB
	11n, HT20, MCS7	-	13	-	dB

1. Sesebediswa se lokela ho sebetsa ho ya ka lebelo le abetsweng ke balaodi ba ditikoloho. Sebaka sa marang-rang se reriloeng se ka hlophisoa ka software.
2. Matla a Target TX a ka lokisoa ho ipapisitsoe le lisebelisoa kapa litlhoko tsa setifikeiti.

Bluetooth/BLE Radio

Moamoheli

Lethathamo la 9: Litšobotsi tsa Moamoheli - Bluetooth/BLE

Paramethara	Maemo	Min	Mofuta	Max	Yuniti
Sensitivity @30.8% PER	-	-	–97	-	dBm
Letšoao le phahameng ka ho fetesisa @30.8% PER	-	0	-	-	dBm
Co-channel C/I	-	-	+10	-	dB
Khetho ea mocha o haufi 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
Ts'ebetso ea ho thibela ka ntle ho sehlopha	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
Ho se lekane	-	–36	-	-	dBm

Phetiso

Lethathamo la 10: Litšobotsi tsa Transmitter - Bluetooth/BLE

Paramethara	Maemo	Min	Mofuta	Max	Yuniti
RF Frequency	-	2402	-	2480	MHz
Fumana mohato oa taolo	-	-	3	-	dBm
Lethathamo la taolo ea matla a RF	-	–12	-	+10	dBm
Matla a ho fetisa a kanale a haufi	F = F0 ± 2 MHz	-	–52	-	dBm
	F = F0 ± 3 MHz	-	–58	-	dBm
	F = F0 ± > 3 MHz	-	–60	-	dBm
∆ f1 kavg	-	-	-	265	kHz
∆ f2 max	-	247	-	-	kHz
∆ f2avg/∆ f1 kavg	-	-	–0.92	-	-
ICFT	-	-	–10	-	kHz
Sekhahla sa Drift	-	-	0.7	-	kHz/50 s
Ho hoholeha	-	-	2	-	kHz

Reflow Profile

Setšoantšo sa2: ReflowProfile

Ramp -up sebaka - Mocheso: <150°C Nako: 60 ~ 90s Ramp - sekhahla sa ho nyoloha: 1 ~ 3°C/s
Sebaka sa ho futhumatsa pele - Mocheso: 150 ~ 200°C Nako: 60 ~ 120s Ramp - sekhahla sa ho nyoloha: 0.3 ~ 0.8°C/s
Sebaka sa Phallo - Mocheso: >217°C 7LPH60 ~ 90s; Peak Temp.: 235 ~ 250°C (<245°C kgothaletswa) Nako: 30 ~ 70s
Cooling zone - Peak Temp. ~ 180 ° CRamp -sekhahla se tlase: -1 ~ -5°C/s
Solder - Sn&Ag&Cu Lead-free solder (SAC305)

Litlhaloso tsa Antenna

1 PCB Antenna

Mohlala: ESP ANT B

Kopano: PTH

Fumana phaello:

Mohlala	Ntho ea Teko	Teko Naha	Khafetsa (MHz)	Katleho (%)	Fumana (dB)	Hlokomela
ESP-ANT8	Fumana	Sebaka sa Mahala	2412	73.79	2.39	E otlolohileng 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

Boholo:

Paterone Plots:

Nalane ea Phetoho

e hlokeha joalo ka ha ho boletsoe ke 2.1093

Letsatsi	Phetolelo	Lintlha tsa ho lokolla
2020.02	V0.1	Tokollo ea pele bakeng sa setifikeiti sa CE& FCC.

Tataiso ea OEM

1.  Melao e sebetsang ea FCC
   Mojule ona o fanoa ke Single Modular Approval. E lumellana le litlhoko tsa FCC karolo ea 15C, melao ea karolo ea 15.247.
2. Litaelo tse khethehileng tsa tšebeliso
   Mojule ona o ka sebelisoa lisebelisoa tsa IoT. Kenyelletso voltage ho mojulung ka mabitso 3.3V-3.6 V DC. Mocheso o sebetsang oa mocheso oa module ke -30 ho 85 degree C. Ke feela antenna e kentsoeng ea PCB e lumelloang. Antenna efe kapa efe e 'ngoe ea kantle e thibetsoe.
3. Mekhoa e fokolang ea module
   N/A
4. Moralo oa morao-rao oa antenna
   N/A
   
5. Mehato ea ho pepeseha ha RF
   Thepa e lumellana le meeli ea ho pepeseha ha mahlaseli a FCC e behiloeng bakeng sa tikoloho e sa laoleheng. Thepa ena e lokela ho kengoa le ho sebetsoa ka sebaka sa bonyane 20cm lipakeng tsa radiator le 'mele oa hau. Haeba lisebelisoa tse hahelletsoeng ka har'a moamoheli e le ts'ebeliso e nkehang, tlhahlobo e eketsehileng ea ho pepeseha ha RF e ka hlokoa joalo ka ha ho boletsoe ke 2.1093.
6. Antenna
   Mofuta oa li-antenna: Antenna ea PCB; Phaello e phahameng: 3.40dBi
   
7. Leibole le lintlha tsa ho latela melao
   Leibole ea kantle ea sehlahisoa sa OEM e ka sebelisa mantsoe a kang a latelang: "E na le Transmitter Module FCC ID: 2A9ZM-WROOM32E" kapa "E na le FCC ID: 2A9ZM-WROOM32E."
   
8. Lintlha tse mabapi le mekhoa ea tlhahlobo le litlhoko tse ling tsa tlhahlobo
   a)Modular transmitter e lekiloe ka botlalo ke mofani oa mojule ka palo e hlokahalang ea liteishene, mefuta ea modulation, le mekhoa, ha ea lokela ho hlokahala hore sets'oants'o sa moamoheli se leke hape mekhoa kapa litlhophiso tsohle tse teng tsa transmitter. Ho kgothaletswa hore moetsi wa sehlahiswa se amohelang, a kenye modular transmitter, a etse ditekanyo tse itseng tsa dipatlisiso ho netefatsa hore tsamaiso e kopantsweng ha e fete meedi ya mashano a mesi kapa meedi ya dihlopha (mohlala, moo lenakana le fapaneng le ka bakang mesi e eketsehileng).
   b)Teko e lokela ho lekola mesi e ka hlahang ka lebaka la ho kopanngoa ha mesi le li-transmitters tse ling, potoloho ea dijithale, kapa ka lebaka la sebopeho sa sehlahisoa sa moamoheli (kamora). Patlisiso ena e bohlokoa haholo ha e kopanya li-transmitter tse ngata tsa modular moo setifikeiti se ipapisitseng le teko e 'ngoe le e' ngoe ea tsona ka mokhoa o ikemetseng. Ho bohlokoa ho hlokomela hore baetsi ba lihlahisoa tse amohelang batho ha baa lokela ho nahana hore hobane modular transmitter e netefalitsoe hore ha ba na boikarabello ba ho latela melao ea sehlahisoa.
   c)Haeba lipatlisiso li bontša hore ho na le bothata ba ho lumellana le melao eo moetsi oa lihlahisoa o tlamehile ho fokotsa bothata. Lihlahisoa tse amohelang batho ba sebelisang transmitter ea modular li tlas'a melao eohle e sebetsang ea tekheniki hammoho le maemo a akaretsang a ts'ebetso ho Karolo ea 15.5, 15.15, le 15.29 hore e se ke ea baka tšitiso. Opareitara ya sehlahiswa sa moamohedi o tla tlameha ho emisa ho sebetsa sesebediswa ho fihlela tšitiso e lokisitswe.
   
9. Teko ea tlatsetso, Karolo ea 15 Karolo ea B, boitlhotlhollo Motsoako oa ho qetela oa moamoheli / mojule o hloka ho hlahlojoa khahlano le litekanyetso tsa FCC Karolo ea 15B bakeng sa li-radiator tse sa reroang e le hore li lumelloe ka nepo ho sebetsa joalo ka sesebelisoa sa dijithale sa Karolo ea 15.

Mohokahanyi oa moamoheli ea kenyang mojule ona sehlahisoa sa bona o tlameha ho netefatsa hore sehlahisoa sa ho qetela se kopaneng se lumellana le litlhoko tsa FCC ka tlhahlobo ea tekheniki kapa tlhahlobo ea melao ea FCC, ho kenyeletsoa le ts'ebetso ea transmitter mme e lokela ho bua ka tataiso ho KDB 996369. Bakeng sa lihlahisoa tse amohelang mangolo tse netefalitsoeng. modular transmitter, palo ea khafetsa ea lipatlisiso tsa sistimi e kopaneng e hlalositsoe ke molao ho Karolo ea 15.33(a) (1) ho ea ho (a) (3), kapa mofuta o sebetsang ho sesebelisoa sa dijithale, joalo ka ha ho bonts'itsoe Karolong ea 15.33(b) (1), ho sa tsotellehe hore na ke mefuta efe e phahameng ea lipatlisiso Ha ho lekoa sehlahisoa se amohelang, li-transmitters kaofela li tlameha ho sebetsa. Li-transmitters li ka sebelisoa ka ho sebelisa li-driver tse fumanehang phatlalatsa 'me li buletsoe, kahoo li-transmitters lia sebetsa. Maemong a mang ho ka 'na ha e-ba ho loketseng ho sebelisa lebokose le khethehileng la theknoloji (sete ea liteko) moo lisebelisoa tsa 50 kapa li-driver li sa fumaneheng. Ha ho etsoa tlhahlobo ea likhase tse tsoang ho radiator e sa reroang, transmitter e tla beoa ka mokhoa oa ho amohela kapa ka mokhoa o sa sebetseng, haeba ho khonahala. Haeba mokhoa oa ho amohela feela o sa khonehe, seea-le-moea e tla be e se na letho (e khethiloeng) le/kapa skena e sebetsang. Maemong ana, sena se tla hloka ho nolofalletsa ts'ebetso ho BUS ea puisano (ke hore, PCIe, SDIO, USB) ho netefatsa hore potoloho e sa reroang ea radiator e ea sebetsa. Lilaboratori tse etsang liteko li ka 'na tsa hloka ho kenya li-attenuation kapa li-filters ho latela matla a lets'oao la li-beacon tse sebetsang (haeba ho hlokahala) ho tsoa ho(li-radio). Sheba ANSI C63.4, ANSI C63.10 le ANSI C63.26 bakeng sa lintlha tse ling tse akaretsang tsa tlhahlobo.
Sehlahisoa se tlas'a teko se behiloe ho ba sehokelo/motsoalle le sesebelisoa se sebelisanang, ho latela mokhoa o tloaelehileng oa tšebeliso ea sehlahisoa. Ho nolofatsa tlhahlobo, sehlahisoa se tlas'a teko se lokela ho fetisoa ka nako e phahameng ea mosebetsi, joalo ka ho romela file kapa ho hasa litaba tse ling tsa media.

Tlhokomeliso ea FCC:
Liphetoho life kapa life tse sa amoheloeng ka kotloloho ke mokha o ikarabellang bakeng sa tumellano li ka hlakola matla a mosebelisi a ho sebelisa sesebelisoa. Sesebelisoa sena se lumellana le karolo ea 15 ea Melao ea FCC. Ts'ebetso e ipapisitse le maemo a mabeli a latelang: (1) Sesebelisoa sena se kanna sa se ke sa baka tšitiso e kotsi, mme (2) Sesebelisoa sena se tlameha ho amohela tšitiso efe kapa efe e amohetsoeng, ho kenyelletsa le tšitiso e ka bakang ts'ebetso e sa batleheng.

Phetolelo ea 0.1
Sistimi ea Espressif
Copyright © 2019

Litokomane / Lisebelisoa

ESPRESSIF ESP32-WROOM-32E 8M 64Mbit Flash WiFi Bluetooth Module [pdf] Bukana ea Mosebelisi WROOM32E, 2A9ZM-WROOM32E, 2A9ZMWROOM32E, ESP32-WROOM-32E 8M 64Mbit Flash WiFi Bluetooth Module, ESP32-WROOM-32E, 8M 64Mbit Flash WiFi Bluetooth Module, Bluetooth Bluetooth Module, Bluetooth WiFi Flash Module WiFi Flash WiFi 64Mbit , Mojule

Litšupiso

• Bukana ea Mosebelisi