Walfront ESP32 WiFi na Internetntanetị Bluetooth nke Module

Ozi ngwaahịa

• Moodu: ESP32
• Atụmatụ: WiFi-BT-BLE MCU modul

Nkọwa Pin

Nkọwa Pin

Aha	Mba.	Ụdị	Ọrụ

eriri eriri

Ntụtụ	Ọdabara	Ọrụ

Nkọwa ọrụ

• CPU na ebe nchekwa dị n'ime
  Modul ESP32 nwere ihe nrụpụta dual-core yana ebe nchekwa dị n'ime maka arụmọrụ sistemụ.
• Flash mpụga na SRAM
  ESP32 na-akwado flash QSPI mpụga na SRAM, na-enye ike nchekwa na nzuzo agbakwunyere.
• Crystal oscillators
  Modul ahụ na-eji oscillator kristal 40-MHz maka oge na mmekọrịta.
• RTC na njikwa ike dị ala
  Teknụzụ njikwa ike dị elu na-enyere ESP32 aka ịkwalite oriri ike dabere na ojiji.

FAQ

• Ajụjụ: Gịnị bụ ndabara strapping atụdo maka ESP32?
  A: Ntụnye eriri ndabara maka ESP32 bụ MTDI, GPIO0, GPIO2, MTDO, na GPIO5.
• Ajụjụ: Gịnị bụ ike ọkọnọ voltagỌ dị maka ESP32?
  A: Ike ọkọnọ voltage nso maka ESP32 bụ 3.0V ka 3.6V.

Banyere Akwụkwọ a
Akwụkwọ a na-enye nkọwapụta maka modul ESP32.

gafereview

ESP32 bụ modul WiFi-BT-BLE MCU dị ike, nke na-elekwasị anya n'ụdị ngwa dị iche iche, sitere na netwọkụ ihe mmetụta dị ala ruo na ọrụ kacha achọ, dị ka ntinye olu, nkwanye egwu na ngbanwe MP3.

Nkọwa Pin

Nhazi nghazi

Nkọwa Pin
ESP32 nwere ntụtụ 38. Hụ nkọwa ntụtụ na tebụl 1.

Tebụl 1: Nkọwa Pin

Aha	Mba.	Ụdị	Ọrụ
GND	1	P	Ala
3V3	2	P	Ịnye ọkụ
EN	3	I	Mgbama na-enyere modul. Oke arụ ọrụ.
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 (ntinye oscillator kristal 32.768 kHz), ADC1_CH4, TOUCH9, RTC_GPIO9
IO33	9	I/O	GPIO33, XTAL_32K_N (mpụta oscillator kristal 32.768 kHz), 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	Ala
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
NC1	27	–	–
NC2	28	–	–
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
RXD0	34	I/O	GPIO3, U0RXD, CLK_OUT2
TXD0	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	Ala

Mara:
Ejikọrọ GPIO6 na GPIO11 na SPI flash agbakwunyere na modul ma ejikọtaghị ya.

eriri eriri
ESP32 nwere ntụtụ eriri ise:

• MTDI
• GPIO0
• GPIO2
• MTDO
• GPIO5

Akụrụngwa nwere ike ịgụ ụkpụrụ nke bit ise ndị a site na ndekọ "GPIO_STRAPPING". N'oge ntọhapụ ntọgharị sistemu mgbawa (ike-na-ntọgharị, nrụpụta RTC nche na nrụgharị brownout), latches nke eriri eriri s.ample voltage larịị dị ka strapping ibe n'ibe nke "0" ma ọ bụ "1", ma jide ndị a ibe n'ibe ruo mgbe agbanyụọ ma ọ bụ mechie mgbawa. The strapping ibe n'ibe na-ahazi ọnọdụ buut ngwaọrụ, na-arụ ọrụ voltage nke VDD_SDIO na ntọala sistemụ izizi ndị ọzọ. A na-ejikọta ntụtụ eriri ọ bụla na nkwụghachi elu/ ịdọrọ ala ya n'oge nrụpụta mgbawa. N'ihi ya, ọ bụrụ na eriri eriri adịghị ejikọta ma ọ bụ sekit mpụga ejikọrọ dị elu, ihe ndọghachi azụ / ịdọrọ adịghị ike nke dị n'ime ga-ekpebi ọkwa ntinye ndabara nke ntụtụ eriri. Ka ịgbanwee ụkpụrụ ntanye nke ntanye, ndị ọrụ nwere ike itinye ihe mgbochi mgbada na mpụta mpụta, ma ọ bụ jiri GPIO ndị ọbịa MCU iji jikwaa vol.tage larịị nke ndị a atụdo mgbe ike na ESP32. Mgbe ịtọgharịa ntọhapụ, eriri eriri na-arụ ọrụ dị ka ntụtụ na-arụ ọrụ nkịtị. Rụtụ aka na Tebụl 2 maka nhazi ọnọdụ buut zuru ezu site na eriri eriri.

Tebụl 2: Ntụnye eriri 

Voltagnke ime LDO (VDD_SDIO)
Ntụtụ	Ọdabara	3.3 V	1.8 V
MTDI	Dịrị-ala	0	1

Ụkpụrụ mbiet
Ntụtụ	Ọdabara	SPI buut		Budata buut
GPIO0	Dịrị elu	1		0
GPIO2	Dịrị-ala	Achọghị ịma		0
Na-enyere/ịgbanyụọ ndekọ nbibi Bipụta n'elu U0TXD Mgbe ị na-ebuli elu
Ntụtụ	Ọdabara	U0TXD nọ n'ọrụ		U0TXD gbachiri nkịtị
MTDO	Dịrị elu	1		0
Oge nke SDIO ohu
Ntụtụ	Ọdabara	Ọdịda-ọnụ Sampling Mpụta na-ada ada	Ọdịda-ọnụ Sampling Mpụta na-ebili	Ebili-ọnụ Sampling Mpụta na-ada ada	Ebili-ọnụ Sampling Mpụta na-ebili
MTDO	Dịrị elu	0	0	1	1
GPIO5	Dịrị elu	0	1	0	1

Mara: 

• Firmware nwere ike hazie bits ndebanye aha iji gbanwee ntọala nke ”Voltage nke Internal LDO (VDD_SDIO)" na "Timing of SDIO Slave" ka emechara.
• A naghị ebi n'ime ihe mgbochi ndọghachi azụ (R9) maka MTDI na modul, ebe flash na SRAM dị na ESP32 na-akwado naanị ike vol.tage nke 3.3 V (mmepụta sitere na VDD_SDIO)

Nkọwa ọrụ

Isiakwụkwọ a na-akọwa modul na ọrụ agbakwunyere na ESP32.

CPU na ebe nchekwa dị n'ime
ESP32 nwere microprocessors Xtensa® 32-bit LX6 dị obere. Ebe nchekwa dị n'ime gụnyere:

• 448 KB nke ROM maka booting na isi ọrụ.
• 520 KB nke on-chip SRAM maka data na ntuziaka.
• 8 KB nke SRAM na RTC, nke a na-akpọ RTC FAST Memory ma nwee ike iji maka nchekwa data; isi CPU na-enweta ya n'oge RTC Boot site na ọnọdụ ụra miri emi.
• 8 KB nke SRAM na RTC, nke a na-akpọ RTC SLOW Memory na onye na-arụkọ ọrụ nwere ike ịnweta ya n'oge ọnọdụ ụra miri emi.
• 1 Kbit nke eFuse: A na-eji 256 bits maka sistemụ (adresị MAC na nhazi mgbawa) yana 768 nke fọdụrụ ka edobere maka ngwa ndị ahịa, gụnyere flash-encryption na chip-ID.

Flash mpụga na SRAM
ESP32 na-akwado ọtụtụ flash QSPI mpụga na ibe SRAM. ESP32 na-akwadokwa izo ya ezo/decryption ngwaike dabere na AES iji kwado mmemme na data ndị mmepe na Flash.

ESP32 nwere ike ịnweta flash QSPI mpụga yana SRAM site na cache ọsọ ọsọ.

• Enwere ike ịdepụta flash mpụga n'ime oghere ebe nchekwa nkuzi CPU yana oghere ebe nchekwa na-agụ naanị n'otu oge.
  • Mgbe etinyere flash mpụga n'ime oghere ebe nchekwa ntuziaka CPU, enwere ike ịdepụta ihe ruru 11 MB + 248 KB n'otu oge. Rịba ama na ọ bụrụ na e debere ihe karịrị 3 MB + 248 KB, arụmọrụ cache ga-ebelata n'ihi ọgụgụ isi nke CPU na-agụ.
  • Mgbe etinyere flash mpụga ka ọ bụrụ oghere ebe nchekwa data naanị ọgụgụ, enwere ike ịdepụta ihe ruru 4 MB n'otu oge. A na-akwado 8-bit, 16-bit na 32-bit ọgụgụ.
• Enwere ike ịdepụta SRAM mpụga n'ime oghere ebe nchekwa data CPU. Enwere ike ịdepụta ihe ruru 4 MB n'otu oge. 8-bit, 16-bit na 32-bit na-agụ na-ede na-akwado.

ESP32 na-ejikọta 8 MB SPI flash yana 8 MB PSRAM maka ohere nchekwa karịa.

Crystal oscillators
Modul ahụ na-eji oscillator kristal 40-MHz.

RTC na njikwa ike dị ala
Site n'iji teknụzụ njikwa ike dị elu, ESP32 nwere ike ịgbanwe n'etiti ụdị ike dị iche iche.

Àgwà ọkụ eletrik

Oke kacha oke
Nchegbu gafere ogo kacha nke edepụtara na tebụl dị n'okpuru nwere ike imebi ngwaọrụ ahụ na-adịgide adịgide. Ndị a bụ naanị ọkwa nrụgide na anaghị ezo aka na arụ ọrụ nke ngwaọrụ kwesịrị ịgbaso ọnọdụ ọrụ akwadoro.

Tebụl 3: Oke kacha elu

1. Modul ahụ na-arụ ọrụ nke ọma mgbe nyochachara awa 24 na ọnọdụ okpomọkụ na 25 Celsius C, yana IO na ngalaba atọ (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) na-emepụta ọkwa mgbagha dị elu na ala. Biko mara na ntụtụ ndị flash na/ma ọ bụ PSRAM nwere na ngalaba ike VDD_SDIO ewepụrụ na ule ahụ.

Ọnọdụ ọrụ akwadoro
Tebụl 4: Ọnọdụ ọrụ akwadoro

Akara	Oke	Min	Ụdị	Oke	Nkeji
VDD33	Ịnye ọkụ voltage	3.0	3.3	3.6	V
I V DD	Ugbu a na-eweta ike mpụga	0.5	–	–	A
T	Ọnọdụ okpomọkụ na-arụ ọrụ	–40	–	65	Celsius C

Njirimara DC (3.3 V, 25 Celsius)
Tebụl 5: Njirimara DC (3.3 V, 25 Celsius)

Akara	Oke		Min	Ụdị	Oke	Nkeji
C IN	Pin capacitance		–	2	–	pF
V IH	Ntinye ọkwa dị elu voltage		0.75 × VDD1	–	VDD1+0.3	V
V IL	Ntinye dị ala voltage		–0.3	–	0.25 × VDD1	V
I IH	Ntinye ọkwa dị elu ugbu a		–	–	50	nA
I IL	Ntinye dị ala ugbu a		–	–	50	nA
V OH	Nsonaazụ dị elu voltage		0.8 × VDD1	–	–	V
V OL	Mmepụta dị ala voltage		–	–	0.1 × VDD1	V
I OH	Isi iyi dị elu ugbu a (VDD1 = 3.3 V, VOH >> 2.64 V, mmepụta ike mbanye atọrọ na kacha)	ngalaba ike VDD3P3_CPU 1; 2	–	40	–	mA
		VDD3P3_RTC ngalaba ike 1; 2	–	40	–	mA
		ngalaba ike VDD_SDIO 1; 3	–	20	–	mA

I OL	Sink dị ala dị ugbu a (VDD1 = 3.3V, VOL = 0.495 V, Atụnyere ike draịva mmepụta ruo nke kachasị)	–	28	–	mA
R PU	Nguzogide nke esịtidem adọta elu resistor	–	45	–	kΩ
R PD	Nguzogide nke esịtidem ndọda-ala resistor	–	45	–	kΩ
V IL_nRST	Ntinye dị ala voltage nke CHIP_PU iji gbanyụọ mgbawa ahụ	–	–	0.6	V

ndetu: 

1. VDD bụ I/O voltage maka otu ike ngalaba nke atụdo.
2. Maka ngalaba ike VDD3P3_CPU na VDD3P3_RTC, a na-eji nwayọ belata kwa-pin ugbu a na otu ngalaba site na gburugburu 40 mA ruo gburugburu 29 mA, VOH>=2.64 V, ka ọnụ ọgụgụ nke ntụtụ isi ugbu a na-abawanye.
3. Ewepụrụ ntụtụ ọkụ na/ma ọ bụ PSRAM nwere na ngalaba ike VDD_SDIO na ule ahụ.

Wi-Fi Redio
Tebụl 6: Njirimara Redio Wi-Fi

Oke	Ọnọdụ	Min	Ụdị	Oke	Nkeji
Ogologo oge na-arụ ọrụ ndetu1	–	2412	–	2462	MHz
TX ike ndetu2	802.11b:26.62dBm;802.11g:25.91dBm 802.11n20:25.89dBm;802.11n40:26.51dBm				dBm
Mmetụta	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
Ọjụjụ ọwa dị n'akụkụ	11g, 6Mbps	–	31	–	dB
	11g, 54Mbps	–	14	–	dB
	11n, HT20, MCS0	–	31	–	dB
	11n, HT20, MCS7	–	13	–	dB

1. Ngwaọrụ kwesịrị ịrụ ọrụ n'ogo ugboro nke ndị ọchịchị na-ahụ maka mpaghara kenyere. A na-ahazi oke ọnụọgụ ọrụ ebumnuche site na ngwanrọ.
2. Maka modul ndị na-eji antenna IPEX, ihe mgbochi mmepụta bụ 50 Ω. Maka modul ndị ọzọ na-enweghị antenna IPEX, ndị ọrụ adịghị mkpa ka ha nwee nchegbu maka nkwụsị mmepụta.
3. A na-ahazi ike TX Target dabere na ngwaọrụ ma ọ bụ asambodo chọrọ.

Bluetooth/BLE

Redio 4.5.1 Nnata
Tebụl 7: Njirimara nnabata – Bluetooth/BLE

Oke	Ọnọdụ	Min	Ụdị	Oke	Nkeji
Mmetụta @30.8% kwa	–	–	–97	–	dBm
Mgbama kacha enwetara @30.8% kwa	–	0	–	–	dBm
Co-channel C/I	–	–	+10	–	dB
Nhọrọ nke ọwa n'akụkụ 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
Arụmọrụ igbochi ndị na-apụ apụ	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
Ntughari	–	–36	–	–	dBm

Nnyefe
Tebụl 8: Njirimara nnyefe – Bluetooth/BLE

Oke	Ọnọdụ	Min	Ụdị	Oke	Nkeji
Ugboro RF	–	2402	–	2480	dBm
Nweta usoro nchịkwa	–	–	–	–	dBm
RF ike	BLE:6.80dBm;BT:8.51dBm				dBm
Ọwa n'akụkụ na-ebufe ike	F = F0 ± 2 MHz	–	–52	–	dBm
	F = F0 ± 3 MHz	–	–58	–	dBm
	F = F0 ± > 3 MHz	–	–60	–	dBm
∆ f1 ugboro	–	–	–	265	kHz
∆ f2 max	–	247	–	–	kHz
∆ f2Vg/∆ f1 ugboro	–	–	–0.92	–	–
ICFT	–	–	–10	–	kHz
Ọnụego mbugharị	–	–	0.7	–	kHz/50 s
Drift	–	–	2	–	kHz

Ntughari Profile

• Rampmpaghara elu - Temp.: Oge <150°C: 60 ~ 90s Ramp- elu ọnụego: 1 ~ 3°C/s
• Mpaghara ikpo ọkụ - Okpomọkụ: 150 ~ 200°C Oge: 60 ~ 120s Ramp- elu ọnụego: 0.3 ~ 0.8°C/s
• Mpaghara nlọghachi azụ - Okpomọkụ: >217°C 7LPH60 ~ 90s; Okpomọkụ kacha elu: 235 ~ 250°C (<245°C tụrụ aro) Oge: 30 ~ 70s
• Mpaghara jụrụ oyi - Okpomọkụ kacha elu. ~ 180°CRamp-agbada ọnụego: -1 ~ -5°C/s
• Solder — Sn&Ag&Cu Ihe ire ere na-enweghị ndu (SAC305)

Ntuziaka OEM

1. Iwu FCC dị
   Enyere modul a site na nkwado Modular Single. Ọ na-akwado ihe achọrọ nke FCC akụkụ 15C, iwu ngalaba 15.247.
2. Ọnọdụ ojiji a kapịrị ọnụ
   Enwere ike iji modul a na ngwaọrụ IoT. Ntinye voltage na modul bụ 3.3V-3.6 V DC. Okpomọkụ ikuku arụ ọrụ nke modul bụ -40 °C ~ 65 Celsius. Naanị eriri PCB agbakwunyere ka anabatara. Amachibidoro antenna mpụga ọ bụla ọzọ.
3. Usoro modul nwere oke
   N/A
4. Chọpụta nhazi antenna
   N/A
5. Atụmatụ mkpughe RF
   Akụrụngwa na-akwado oke mkpughe radieshon FCC ewepụtara maka gburugburu anaghị achịkwa. Ekwesịrị ịwụnye akụrụngwa a ma rụọ ọrụ ya na opekempe 20cm n'etiti radiator na ahụ gị. Ọ bụrụ na arụnyere akụrụngwa n'ime onye ọbịa dị ka ihe eji ebugharị, enwere ike ịchọ nyocha mkpughe RF ọzọ dịka akọwapụtara na 2.1093.
6. Antenna
   1. Ụdị antenna: PCB antenna elu uru: 3.40dBi
   2. Antenna Omni nwere njikọ IPEX Peak gain2.33dBi
7. Label na ozi nnabata
   Ihe akara mpụta dị na ngwaahịa njedebe OEM nwere ike iji mkpụrụ okwu dị ka ndị a: "nwere NJ FCC Module Transmitter: 2BFGS-ESP32WROVERE" ma ọ bụ "nwere FCC ID: 2BFGS-ESP32WROVERE."
8. Ozi na ụdị ule na ihe nyocha ọzọ chọrọ
   • Onye na-enye modul nwalere ihe nnyefe modular n'ụzọ zuru ezu na ọnụọgụ ọwa achọrọ, ụdị modulation, na ụdịdị, ọ gaghị adị mkpa ka onye nrụnye nnabata nwalee ụdịdị ma ọ bụ ntọala niile dị. A na-atụ aro ka onye nrụpụta ngwaahịa nnabata, na-etinye modul transmitter, mee ụfọdụ nha nyocha iji gosi na sistemu ngwakọta mejupụtara anaghị agafe oke ikuku ikuku ma ọ bụ oke mmachi (dịka ọmụmaatụ, ebe antenna dị iche nwere ike na-ebute mpụta ọzọ).
   • Nnwale ahụ kwesịrị ịlele maka ihe ndị nwere ike ime n'ihi ntinye nke ikuku na ndị ọzọ na-ebufe, sekit dijitalụ, ma ọ bụ n'ihi ihe anụ ahụ nke ngwaahịa nnabata (mkpuchi). Nnyocha a dị mkpa karịsịa mgbe ị na-ejikọta ọtụtụ ndị na-ebufe modular ebe asambodo dabere na ịnwale nke ọ bụla n'ime ha na nhazi nke naanị ya. Ọ dị mkpa ịmara na ndị na-emepụta ngwaahịa nnabata ekwesịghị iche na n'ihi na agbanyere modul transmitter na ha enweghị ọrụ ọ bụla maka nnabata ngwaahịa ikpeazụ.
   • Ọ bụrụ na nchoputa a gosiputara nnabata nnabata, onye nrụpụta ngwaahịa ga-ebelata nsogbu a. Ngwaahịa ndị ọbịa na-eji modul transmitter nọ n'okpuru iwu teknụzụ niile dị n'otu n'otu yana ọnọdụ izugbe nke ọrụ na ngalaba 15.5, 15.15, na 15.29 ka ọ ghara ịkpata nnyonye anya. A ga-amarịrị onye na-ahụ maka ngwaahịa nnabata ahụ ịkwụsị ịrụ ọrụ ngwaọrụ ahụ ruo mgbe edoziri nnyonye anya ahụ.
9. Nnwale agbakwunyere, Nkebi 15 Nkebi nke B Disclaimer Ngwakọta ndị ọbịa/modul ikpeazụ kwesịrị ka enyocha ya megide njirisi FCC Nkebi 15B maka radiators na-amaghị ama ka enyere ikike nke ọma maka ịrụ ọrụ dị ka ngwaọrụ dijitalụ akụkụ 15.

Onye nnabata nnabata na-etinye modul a n'ime ngwaahịa ha ga-ahụrịrị na ngwaahịa ikpeazụ mejupụtara kwekọrọ na ihe FCC chọrọ site na nyocha teknụzụ ma ọ bụ nyocha nke iwu FCC, gụnyere ọrụ transmitter na kwesịrị ịtu aka na ntuziaka na KDB 996369. Maka ngwaahịa ndị ọbịa nwere. Ndị na-ebufe modul gbaara agbazinye, ọnụọgụ nyocha nke sistemu ihe mejupụtara ka akọwapụtara n'usoro iwu na nkeji 15.33(a)(1) site na (a)(3), ma ọ bụ oke ọdabara na ngwaọrụ dijitalụ, dị ka egosiri na ngalaba 15.33(b). )(1), nke ọ bụla bụ ọnụọgụ nyocha kachasị elu Mgbe ị na-anwale ngwaahịa nnabata, ndị na-ebugharị niile ga-arụ ọrụ. Enwere ike ịgbanye ndị na-ebugharị ya site na iji ndị ọkwọ ụgbọ ala dị n'ihu ọha wee gbanye ya, ya mere ndị na-ebugharị na-arụ ọrụ. N'ọnọdụ ụfọdụ, ọ nwere ike ịdị mma iji igbe oku akọwapụtara teknụzụ (nnwale ule) ebe ngwa ngwa 50 ma ọ bụ ọkwọ ụgbọ ala adịghị. Mgbe a na-anwale maka mgbapụta sitere na radiator n'amaghị ama, a ga-etinye onye na-ebufe ya na ọnọdụ nnabata ma ọ bụ ọnọdụ na-adịghị arụ ọrụ, ọ bụrụ na ọ ga-ekwe omume. Ọ bụrụ naanị ụdị nnabata agaghị ekwe omume, mgbe ahụ, redio ga-abụ nke na-agafe agafe (ọ masịrị) na/ma ọ bụ nyocha na-arụ ọrụ. N'okwu ndị a, nke a ga-adị mkpa ka ọ rụọ ọrụ na BUS nzikọrịta ozi (ya bụ, PCIe, SDIO, USB) iji hụ na agbanyere sekit radiator n'amaghị ama. Ụlọ nyocha ule nwere ike ịtinye attenuation ma ọ bụ nzacha dabere na ike mgbama mgbama ọ bụla na-arụ ọrụ (ọ bụrụ na ọdabara) sitere na redio (s) enyere aka. Lee ANSI C63.4, ANSI C63.10 na ANSI C63.26 maka nkọwa nnwale izugbe ọzọ.

Ngwaahịa a na-anwale ka edobere ka ọ bụrụ njikọ/mmekọrịta ya na ngwaọrụ mmekọ, dị ka ekwesịrị iji ngwaahịa ahụ. Iji mee ka nnwale dị mfe, ngwaahịa a na-anwale ka atọrọ ka ọ bufee na okirikiri ọrụ dị elu, dị ka site na izipu file ma ọ bụ ịkwanye ụfọdụ ọdịnaya mgbasa ozi.

FCC ịdọ aka ná ntị:
Mgbanwe ọ bụla ma ọ bụ mgbanwe ọ bụla nke ndị na-ahụ maka nnabata na-akwadoghị nke ọma nwere ike imebi ikike onye ọrụ iji rụọ ọrụ ahụ. Ngwaọrụ a na-akwado akụkụ 15 nke Iwu FCC. Ọrụ dị n'okpuru ọnọdụ abụọ ndị a: (1) Ngwaọrụ a nwere ike ọ gaghị ebute nnyonye anya na-emerụ ahụ, yana (2) Ngwaọrụ a ga-anabatarịrị nnyonye anya ọ bụla enwetara, gụnyere nnyonye anya nwere ike ibute ọrụ na-achọghị.

Akwụkwọ / akụrụngwa

Walfront ESP32 WiFi na Internetntanetị Bluetooth nke Module [pdf] Akwụkwọ ntuziaka onye ọrụ ESP32, ESP32 WiFi na Bluetooth Internet nke Ihe Module, WiFi na Bluetooth Internet nke Ihe Module, Bluetooth Internet nke Ihe Module, Ịntanetị nke Ihe Module, Ihe Module, Module

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