espressif ESP32-WROOM-32E Bluetooth Low Energy WiFi User Afowoyi
Pariview
ESP32 -WROOM -32E jẹ alagbara, jeneriki WiFi -BT -BLE MCU module ti o fojusi ọpọlọpọ awọn ohun elo, ti o wa lati awọn nẹtiwọọki sensọ agbara kekere si awọn iṣẹ ṣiṣe ti o nbeere julọ, gẹgẹbi fifi koodu ohun, ṣiṣan orin ati iyipada MP3. Eyi jẹ Module SMD pẹlu eriali PCB 2.4 GHz lori ọkọ. O ni ifipamọ π tuning Circuit fun ibaamu impedance eriali. O wa pẹlu gbogbo awọn GPIO lori pin-jade ayafi awọn ti a ti lo tẹlẹ fun sisopọ filasi. Awọn Module ká ṣiṣẹ voltage le wa lati 3.0 V si 3.6 V. Iwọn igbohunsafẹfẹ jẹ 2400 MHz si 2483.5 MHz. Ita 40 MHz bi aago orisun fun eto. Filaṣi SPI 4 MB tun wa fun titoju awọn eto olumulo ati data. Alaye pipaṣẹ ti ESP32 -WROOM-32E ti ṣe akojọ bi atẹle:
| Modulu | Chip ifibọ | Filaṣi | PSRAM | Iwọn module (mm) |
| ESP32-WROOM-32E | ESP32-D0WD- V3 | 4 MB 1 | / | (18.00 ± 0.10) X (25.50 ± 0.10) X (3.10 ± 0.10) mm (pẹlu ti fadaka shield) |
| Awọn akọsilẹ:1. ESP32-WROOM-32E (PCB) pẹlu 8 MB filasi tabi 16 MB filasi wa fun aṣa ibere.2. Fun alaye ibere alaye, jọwọ woe Espressif Ọja Bere fun Alayeigbekalẹ.3. Fun awọn iwọn ti asopo IPEX, jọwọ wo Abala 10. | ||||
Ni awọn mojuto ti awọn module ni ESP32 -D0WD -V3 ërún *. Chip ti a fi sii jẹ apẹrẹ lati jẹ iwọn ati adaṣe. Awọn ohun kohun Sipiyu meji wa ti o le ṣakoso ni ọkọọkan, ati igbohunsafẹfẹ aago Sipiyu jẹ adijositabulu lati 80 MHz si 240 MHz. Olumulo naa le tun pa Sipiyu kuro ki o lo agbara-alabaṣiṣẹpọ agbara kekere lati ṣe atẹle nigbagbogbo awọn agbeegbe fun awọn ayipada tabi irekọja awọn iloro. ESP32 ṣepọ akojọpọ ọlọrọ ti awọn agbeegbe, ti o wa lati awọn sensọ ifọwọkan agbara, awọn sensọ Hall, wiwo kaadi SD, Ethernet, SPI giga, UART, I²S ati I²C
Ẹrọ iṣẹ ti a yan fun ESP32 jẹ freeRTOS pẹlu LwIP; TLS 1.2 pẹlu isare ohun elo ni a ṣe sinu daradara. Aabo (ti paroko) lori afẹfẹ (OTA) igbesoke tun ni atilẹyin, ki awọn olumulo le ṣe igbesoke awọn ọja wọn paapaa lẹhin itusilẹ wọn, ni idiyele ti o kere ju ati igbiyanju. Table 2 pese awọn pato ti ESP32 WROOM 32E.
Table 2: ESP32-WROOM-32E pato
| Awọn ẹka | Awọn nkan | Awọn pato |
| Idanwo | Gbẹkẹle | HTOL/HTSL/uHAST/TCT/ESD |
|
Wi-Fi |
Ilana | 802.11 b / g / n20 / n40 |
| A-MPDU ati apapọ A-MSDU ati atilẹyin 0.4 s ni aarin-akoko | ||
| Iwọn igbohunsafẹfẹ | 2.412 GHz ~ 2.462GHz | |
|
Bluetooth |
Ilana | Bluetooth v4.2 BR / EDR ati BLE sipesifikesonu |
| Redio | NZIF olugba pẹlu –97 dBm ifamọ | |
| Kilasi-1, kilasi-2 ati atagba kilasi-3 | ||
| AFH | ||
| Ohun | CVSD ati SBC | |
|
Hardware |
Module atọkun | Kaadi SD, UART, SPI, SDIO, I2C, PWM LED, Motor PWM, I2S, IR, pulse counter, GPIO, sensọ ifọwọkan capacitive, ADC, DAC |
| On-eerun sensọ | Hall sensọ | |
| Ese kristali | 40 MHz kirisita | |
| Ese SPI filasi | 4 MB | |
| PSRAM ti a ṣepọ | – | |
| Iwọn iṣẹtage / ipese agbara | 3.0 V ~ 3.6 V | |
| Ipese agbara ti o kere ju lọwọlọwọ jiṣẹ | 500 mA | |
| Iṣeduro iwọn iwọn iṣẹ ṣiṣe | -40 °C ~ 85 °C | |
| Iwọn idii | (18.00±0.10) mm × (31.40±0.10) mm × (3.30±0.10) mm | |
| Ipele ifamọ ọrinrin (MSL) | Ipele 3 |
Pin Awọn itumọ
Ìfilélẹ Pin
Pin Apejuwe
ESP32 WROOM 32E ni awọn pinni 38. Wo awọn asọye pin ni Tabili 3.
| Oruko | Rara. | Iru | Išẹ |
| GND | 1 | P | Ilẹ |
| 3V3 | 2 | P | Ibi ti ina elekitiriki ti nwa |
| EN | 3 | I | Module-sise ifihan agbara. Ti nṣiṣe lọwọ ga. |
| 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 gara oscillator igbewọle), ADC1_CH4, TOUCH9, RTC_GPIO9 |
| IO33 | 9 | I/O | GPIO33, XTAL_32K_N (32.768 kHz gara oscillator igbejade),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 | Ilẹ |
| 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 |
Strapping Pinni
ESP32 ni awọn pinni okun marun, eyiti o le rii ni ori 6 Awọn eto eto:
- MTDI
- GPIO0
- GPIO2
- MTDO
- GPIO5
Sọfitiwia le ka awọn iye ti awọn die-die marun wọnyi lati iforukọsilẹ ”GPIO_STRAPPING”
Kọọkan strapping pin ti wa ni ti sopọ si awọn oniwe-ti abẹnu fa -soke / fa -down nigba ti ërún si ipilẹ. Nitoribẹẹ, ti pin pin ti ko ni asopọ tabi Circuit itagbangba ti a ti sopọ jẹ giga-impedance, ailagbara inu inu fa -soke / fa - isalẹ yoo pinnu ipele igbewọle aiyipada ti awọn pinni strapping. Lati yi awọn iye bit strapping, awọn olumulo le lo awọn ita fa -down/fa soke resistances, tabi lo awọn ogun MCU's GPIOs lati sakoso vol.tage ipele ti awọn wọnyi pinni nigbati powering on ESP32. Lẹhin itusilẹ atunto, awọn pinni okun ṣiṣẹ bi awọn pinni iṣẹ deede. Tọkasi Table 4 fun a alaye bata -mode iṣeto ni nipa strapping pinni
| Booting Ipo | |||||
| Pin | Aiyipada | SPI Boot | Ṣe igbasilẹ Boot | ||
| GPIO0 | Gbe soke | 1 | 0 | ||
| GPIO2 | Fa-isalẹ | Ma ṣe bikita | 0 | ||
| Muu ṣiṣẹ / Muu Paarẹ Wọle N ṣatunṣe aṣiṣe Tẹjade lori U0TXD Lakoko Booting | |||||
| Pin | Aiyipada | U0TXD Nṣiṣẹ | U0TXD ipalọlọ | ||
| MTDO | Gbe soke | 1 | 0 | ||
| Akoko ti SDIO Ẹrú | |||||
| Pin | Aiyipada | Oju-eti SamplingFalling-eti Ijade | Oju-eti SamplingRising-eti Ijade | Dide-eti SamplingFalling-eti Ijade | Dide-eti SamplingRising-eti Ijade |
| MTDO | Gbe soke | 0 | 0 | 1 | 1 |
| GPIO5 | Gbe soke | 0 | 1 | 0 | 1 |
Akiyesi:
- Famuwia le tunto awọn iwọn iforukọsilẹ lati yi awọn eto ti ”Voltage ti abẹnu LDO (VDD_SDIO)"ati"Aago ti SDIO Ẹrú" lẹhin booting.
- Ti abẹnu fa soke resistor (R9) fun MTDI ko ba wa ni olugbe ninu awọn module, bi awọn filasi ati SRAM ni ESP32 -32E nikan atilẹyin a agbara voltage ti 3.3 V (ijade nipasẹ VDD_SDIO)
Apejuwe iṣẹ-ṣiṣe
Yi ipin apejuwe awọn modulu ati awọn iṣẹ ti a ṣepọ ni ESP32 -WROOM -32E
Sipiyu ati ti abẹnu Memory
ESP32 D0WD V3 ni agbara kekere meji Xtensa ® 32 bit LX6 microprocessors. Iranti inu pẹlu: 448 KB ti ROM fun bata ati awọn iṣẹ pataki.
- 520 KB ti lori ërún SRAM fun data ati ilana.
- 8 KB ti SRAM ni RTC, eyiti a pe ni RTC FAST Memory ati pe o le ṣee lo fun ibi ipamọ data; o wọle nipasẹ Sipiyu akọkọ lakoko RTC Boot lati ipo oorun jin.
- 8 KB ti SRAM ni RTC, eyiti a pe ni RTC SLOW Memory ati pe o le wọle nipasẹ ero isise àjọ lakoko ipo oorun jin.
- 1 Kbit of eFuse: 256 die-die ti wa ni lilo fun awọn eto (MAC adirẹsi ati ërún iṣeto ni) ati awọn ti o ku 768 die-die wa ni ipamọ fun onibara awọn ohun elo, pẹlu filasi-ìsekóòdù ati ërún -ID.
Ita Flash ati SRAM
ESP32 ṣe atilẹyin ọpọ ita QSPI filasi ati awọn eerun SRAM. Awọn alaye diẹ sii ni a le rii ni Abala SPI ni Itọsọna Itọkasi Imọ-ẹrọ ESP32. ESP32 tun ṣe atilẹyin fifi ẹnọ kọ nkan / iṣiro ohun elo ti o da lori AES si awọn eto awọn olupilẹṣẹ pro -tect ati data ni filasi. ESP32 le wọle si filasi QSPI ita ati SRAM nipasẹ awọn kaṣe iyara giga.
- Filaṣi itagbangba le ṣe ya aworan sinu aaye iranti itọnisọna Sipiyu ati aaye iranti ka-nikan ni nigbakannaa. - Nigbati filasi ita ti ya aworan sinu aaye iranti itọnisọna Sipiyu, to 11 MB + 248 KB le ṣe ya aworan ni akoko kan. Ṣe akiyesi pe ti diẹ sii ju 3 MB + 248 KB ti ya aworan, iṣẹ kaṣe yoo dinku nitori awọn kika arosọ nipasẹ Sipiyu. - Nigbati filasi ita ti ya aworan si aaye iranti data kika-nikan, o le ṣe ya aworan 4 MB ni akoko kan. 8 -bit, 16 -bit ati 32 -bit kika ni atilẹyin.
- Ita SRAM le ti wa ni ya aworan sinu Sipiyu data aaye iranti. Titi di 4 MB le ṣe ya aworan ni akoko kan. 8-bit, 16 -bit ati 32 -bit kika ati kikọ ni atilẹyin. ESP32 -WROOM -32E ṣepọ 4 MB SPI filasi aaye iranti diẹ sii.
RTC ati Low-Power Management
Pẹlu lilo awọn imọ-ẹrọ iṣakoso agbara ilọsiwaju, ESP32 le yipada laarin awọn ipo agbara oriṣiriṣi. Fun awọn alaye lori agbara ESP32 ni awọn ipo agbara oriṣiriṣi, jọwọ tọka si apakan “RTC ati Low – Isakoso Agbara” ni ESP32 User Manua
Awọn agbeegbe ati awọn sensọ
Akiyesi:
Awọn asopọ ita le ṣee ṣe si eyikeyi GPIO ayafi fun awọn GPIO ni iwọn 6 -11, 16, tabi 17. GPIOs 6 -11 ni asopọ si filasi SPI ti o ni idapo module. Fun alaye, jọwọ wo Abala 6 Sikematiki.
Itanna Abuda
Idi ti o pọju-wonsi
Wahala ti o kọja awọn iwontun-wonsi ti o pọju pipe ti a ṣe akojọ si ni tabili ni isalẹ le fa ibajẹ ayeraye si ẹrọ naa. Iwọnyi jẹ awọn iwọn aapọn nikan, ati pe ko tọka si iṣẹ ṣiṣe ti ẹrọ ti o yẹ ki o tẹle awọn ipo iṣẹ ti a ṣeduro.
- Module naa ṣiṣẹ daradara lẹhin idanwo 24-wakati ni iwọn otutu ibaramu ni 25 °C, ati awọn IO ni awọn agbegbe mẹta (VDD3P3_RTC, VDD3P3_CPU, VDD_SDIO) ti o jade ipele kannaa giga si ilẹ.
- Jọwọ wo Àfikún IO_MUX ti ESP32 Datasheet fun agbara IO
Niyanju Awọn ipo Ṣiṣẹ
| Aami | Paramita | Min | Aṣoju | O pọju | Ẹyọ |
| VDD33 | Ipese agbara voltage | 3.0 | 3.3 | 3.6 | V |
| IV DD | Ti firanṣẹ lọwọlọwọ nipasẹ ipese agbara ita | 0.5 | – | – | A |
| T | Awọn iwọn otutu ti nṣiṣẹ | –40 | – | 85 | °C |
Awọn abuda DC (3.3 V, 25°C)
| Aami | Paramita | Min | Iru | O pọju | Ẹyọ | |
| CIN | Pin agbara | – | 2 | – | pF | |
| VIH | Ga-ipele igbewọle voltage | 0.75×VDD1 | – | VDD1 + 0.3 | V | |
| VIL | Low-ipele igbewọle voltage | –0.3 | – | 0.25×VDD1 | V | |
| IIH | Ilọwọle ipele giga lọwọlọwọ | – | – | 50 | nA | |
| IIL | Ilọwọle-kekere lọwọlọwọ | – | – | 50 | nA | |
| VOH | Ga-ipele o wu voltage | 0.8×VDD1 | – | – | V | |
| VOL | Low-ipele o wu voltage | – | – | 0.1×VDD1 | V | |
| IOH | lọwọlọwọ orisun ipele giga (VDD1 = 3.3 V, VOH >= 2.64V, agbara wakọ ti a ṣeto si iwọn) | Agbegbe agbara VDD3P3_CPU 1; 2 | – | 40 | – | mA |
| Agbegbe agbara VDD3P3_RTC 1; 2 | – | 40 | – | mA | ||
| Agbegbe agbara VDD_SDIO 1; 3 | – | 20 | – | mA | ||
| Aami | Paramita | Min | Iru | O pọju | Ẹyọ |
| IOL | Iwo ipele kekere lọwọlọwọ (VDD1 = 3.3 V, VOL = 0.495 V, o wu wakọ agbara ṣeto si awọn ti o pọju) | – | 28 | – | mA |
| RPU | Resistance ti abẹnu fa-soke resistor | – | 45 | – | kΩ |
| RPD | Resistance ti abẹnu fa-mọlẹ resistor | – | 45 | – | kΩ |
| VIL_nRST | Low-ipele igbewọle voltage ti CHIP_PU lati fi agbara pa ërún | – | – | 0.6 | V |
Awọn akọsilẹ:
- Jọwọ wo Àfikún IO_MUX ti ESP32 Datasheet fun agbegbe agbara IO. VDD ni I/O voltage fun a pato agbara ašẹ ti awọn pinni.
- Fun VDD3P3_CPU ati VDD3P3_RTC agbara ašẹ, fun-pin lọwọlọwọ orisun ni kanna domain ti wa ni maa dinku lati ni ayika 40 mA si ni ayika 29 mA, VOH>=2.64 V, bi awọn nọmba ti isiyi-orisun pinni posi.
- Awọn pinni ti o gba nipasẹ filasi ati/tabi PSRAM ni agbegbe agbara VDD_SDIO ni a yọkuro lati inu idanwo naa.
Wi-Fi Redio
| Paramita | Ipo | Min | Aṣoju | O pọju | Ẹyọ |
| Iwọn igbohunsafẹfẹ ṣiṣẹ akiyesi1 | – | 2412 | – | 2462 | MHz |
| RF agbara | 802.11b:26dBm802.11g:25.42dBm802.11n20:25.48dBm802.11n40:25.78dBm |
dBm |
|||
| Ifamọ | 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 | |
| Ijusile ikanni nitosi | 11g, 6 Mbps | – | 31 | – | dB |
| 11g, 54 Mbps | – | 14 | – | dB | |
| 11n, HT20, MCS0 | – | 31 | – | dB | |
| 11n, HT20, MCS7 | – | 13 | – | dB | |
Bluetooth / BLE Redio
| Paramita | Awọn ipo | Min | Iru | O pọju | Ẹyọ |
| Ifamọ @ 30.8% PER | – | – | –97 | – | dBm |
| O pọju ifihan agbara gba @ 30.8% PER | – | 0 | – | – | dBm |
| Àjọ-ikanni C/I | – | – | + 10 | – | dB |
|
Selectivity ikanni nitosi 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 | |
|
Jade-ti-iye ìdènà išẹ |
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 | |
| Idopọ | – | –36 | – | – | dBm |
Atagba
| Paramita | Awọn ipo | Min | Iru | O pọju | Ẹyọ |
| Igbohunsafẹfẹ RF | – | 2402 | – | 2480 | MHz |
| Gba igbese iṣakoso | – | – | 3 | – | dBm |
| Iwọn iṣakoso agbara RF | – | –12 | – | + 10 | dBm |
| Nitosi ikanni atagba agbara | F = F0 ± 2 MHz | – | –52 | – | dBm |
| F = F0 ± 3 MHz | – | –58 | – | dBm | |
| F = F0 ±> 3 MHz | – | –60 | – | dBm | |
| ∆ f1 aropin | – | – | – | 265 | kHz |
| ∆ f2 max | – | 247 | – | – | kHz |
| ∆ f2 aropin/∆ f1 aropin | – | – | –0.92 | – | – |
| ICFT | – | – | –10 | – | kHz |
| Oṣuwọn fiseete | – | – | 0.7 | – | kHz/50 s |
| Gbigbe | – | – | 2 | – | kHz |
Atunse Profile
Ramp agbegbe oke - Iwọn otutu: <150 Akoko: 60 ~ 90s Ramp -soke oṣuwọn: 1 ~ 3 / s Agbegbe alapapo - Iwọn otutu: 150 ~ 200 Akoko: 60 ~ 120s Ramp -soke oṣuwọn: 0.3 ~ 0.8 / s
Agbegbe tunṣe - iwọn otutu: > 217 7LPH60 ~ 90s; Iwọn otutu ti o ga julọ: 235 ~ 250 (<245 niyanju) Akoko: 30 ~ 70s
Agbegbe itutu - tente oke otutu. ~ 180 Ramp -isalẹ oṣuwọn: -1 ~ -5 /s
Eriali ni pato
Awọn iwọn:
Awọn Idite Ilana:
Àtúnyẹwò History
| Ọjọ | Ẹya | Awọn akọsilẹ idasilẹ |
| 2020.02 | V0.1 | Itusilẹ alakoko fun iwe-ẹri CE& FCC. |
OEM Itọsọna
- Awọn ofin FCC ti o wulo Ipele yii jẹ fifun nipasẹ Ifọwọsi Modular Nikan. O ni ibamu si awọn ibeere ti FCC apakan 15C, apakan 15.247 awọn ofin.
- Awọn ipo lilo iṣẹ pato module yii le ṣee lo ni awọn ẹrọ IoT. Awọn igbewọle voltage si module ni nominally 3.3V-3.6 V DC. Iwọn otutu ibaramu iṣẹ ti module jẹ -30 si 85 iwọn C. Nikan eriali PCB ti a fi sii ni a gba laaye. Eyikeyi miiran ita eriali ti ni idinamọ.
- Lopin ilana module N/A
- Itọpa eriali oniru N/A
- RF ifihan ero
Ohun elo naa ni ibamu pẹlu awọn opin ifihan itankalẹ FCC ti a ṣeto fun agbegbe ti a ko ṣakoso. Ohun elo naa ni igbelewọn ifihan ifihan RF ni afikun pataki fun lilo gbigbe redio Bluetooth <20cm laarin imooru ati ara. Fun iyipada ipo ifihan RF module lati alagbeka si gbigbe, redio Wi-Fi jẹ alaabo. - Eriali iru: PCB eriali; Ere ti o ga julọ: 3.40dBi
- Aami ati alaye ibamu Aami ita lori ọja opin OEM le lo ọrọ-ọrọ gẹgẹbi atẹle yii: “Ninu Module Atagba FCC ID: 2A9ZM-WROOM32E” tabi “Ni FCC ID: 2A9ZM-WROOM32E ninu.”
- Alaye lori awọn ipo idanwo ati awọn ibeere idanwo afikun
a)Atagba modular ti ni idanwo ni kikun nipasẹ olufunni module lori nọmba awọn ikanni ti o nilo, awọn oriṣi awoṣe, ati awọn ipo, ko yẹ ki o ṣe pataki fun insitola agbalejo lati tun idanwo gbogbo awọn ipo atagba ti o wa tabi awọn eto. A ṣe iṣeduro pe olupese ọja agbalejo, fifi sori ẹrọ atagba modular, ṣe diẹ ninu awọn wiwọn iwadii lati jẹrisi pe eto akojọpọ abajade ko kọja awọn opin itujade asan tabi awọn opin eti ẹgbẹ (fun apẹẹrẹ, nibiti eriali ti o yatọ le fa awọn itujade afikun).
b)Idanwo naa yẹ ki o ṣayẹwo fun awọn itujade ti o le waye nitori isọdọkan awọn itujade pẹlu awọn atagba miiran, iyika oni nọmba, tabi nitori awọn ohun-ini ti ara ti ọja agbalejo (apade). Iwadii yii ṣe pataki paapaa nigba iṣakojọpọ awọn atagba modular pupọ nibiti iwe-ẹri da lori idanwo ọkọọkan wọn ni iṣeto ni imurasilẹ. O ṣe pataki lati ṣe akiyesi pe awọn olupese ọja agbalejo ko yẹ ki o ro pe nitori atagba modular jẹ ifọwọsi pe wọn ko ni ojuṣe eyikeyi fun ibamu ọja ikẹhin.
c)Ti iwadii ba tọka si ibakcdun ifaramọ olupese ọja agbalejo jẹ dandan lati dinku ọran naa. Awọn ọja agbalejo nipa lilo atagba modular jẹ koko-ọrọ si gbogbo awọn ofin imọ-ẹrọ kọọkan ti o wulo ati si awọn ipo gbogbogbo ti iṣiṣẹ ni Awọn apakan 15.5, 15.15, ati 15.29 lati ma fa kikọlu. Onišẹ ti ọja agbalejo yoo jẹ ọranyan lati da iṣẹ ẹrọ duro titi ti kikọlu naa yoo ti jẹ atunṣe. - Idanwo ni afikun, Apá 15 Iha apakan B AlAIgBA Igbẹhin ogun / akojọpọ module nilo lati ṣe iṣiro lodi si awọn ibeere FCC Apá 15B fun awọn imooru airotẹlẹ lati le ni aṣẹ daradara fun iṣẹ bi ẹrọ oni-nọmba Apá 15.
FCC Ikilọ:
Eyikeyi awọn iyipada tabi awọn iyipada ti ko fọwọsi ni pato nipasẹ ẹgbẹ ti o ni iduro fun ibamu le sọ aṣẹ olumulo di ofo lati ṣiṣẹ ohun elo naa. Ẹrọ yii ni ibamu pẹlu apakan 15 ti Awọn ofin FCC. Iṣiṣẹ jẹ koko ọrọ si awọn ipo meji wọnyi: (1) Ẹrọ yii le ma fa kikọlu ipalara, ati (2) Ẹrọ yii gbọdọ gba kikọlu eyikeyi ti o gba, pẹlu kikọlu ti o le fa iṣẹ ti ko fẹ.
Awọn iwe aṣẹ / Awọn orisun
 |
espressif ESP32-WROOM-32E Bluetooth Low Energy WiFi [pdf] Afowoyi olumulo ESP32-WROOM-32E WiFi Agbara Kekere Bluetooth, ESP32-WROOM-32E, WiFi Agbara Kekere Bluetooth, WiFi Agbara Kekere, WiFi Agbara, WiFi |
