Abubuwan da ke ciki
boye
Espressif ESP32-S2 WROOM 32 bit LX7 CPU
Ƙayyadaddun bayanai
- MCU: Saukewa: ESP32-S2
- Hardware: Wi-Fi
- Mitar Wi-Fi: 2412 ~ 2462 MHz
Game da Wannan Takardun
- Wannan takaddar tana ba da ƙayyadaddun bayanai na ESP32-S2-WROOM da ESP32-S2-WROOM-I module.
Sabunta Takardu
- Da fatan za a ko da yaushe koma ga sabon sigar kunna https://www.espressif.com/en/support/download/documents.
Tarihin Bita
- Don sake fasalin tarihin wannan takarda, da fatan za a koma shafi na ƙarshe.
Sanarwa Canjin Takardu
- Espresso yana ba da sanarwar imel don ci gaba da sabunta abokan ciniki akan canje-canje ga takaddun fasaha. Da fatan za a yi rajista a www.espressif.com/en/subscribe.
Takaddun shaida
- Zazzage takaddun shaida don samfuran Espressif daga www.espressif.com/en/certificates.
Sanarwa da Haƙƙin mallaka
- Bayani a cikin wannan takarda, gami da URL nassoshi, ana iya canzawa ba tare da sanarwa ba. AN BAYAR DA WANNAN TAKARDUN BABU BABU WARRANTI KOWANE, HADDA DA DUK WANI GARANTIN SAUKI, RA'AYIN KARYA, KYAUTATA GA KOWANE MUSAMMAN MANUFAR, KO WANI GARANTI WAJEN BANGASKIYA, WAJEN BANGASKIYA.AMPLE.
- Duk wani abin alhaki, gami da abin alhaki na keta haƙƙin mallakar mallaka, da ya shafi amfani da bayanai a cikin wannan takaddar ba a musanta ba. Babu wani lasisi da aka bayyana ko bayyana, ta estoppel ko akasin haka, ga kowane haƙƙin mallakar fasaha da aka bayar anan. Alamar Memba ta Wi-Fi Alliance alamar kasuwanci ce ta Wi-Fi Alliance. Tambarin Bluetooth alamar kasuwanci ce mai rijista ta Bluetooth SIG.
- Duk sunayen kasuwanci, alamun kasuwanci da alamun kasuwanci masu rijista da aka ambata a cikin wannan takaddar mallakin masu su ne, kuma an yarda dasu.
- Haƙƙin mallaka © 2020 Espressif Systems (Shanghai) Co., Ltd. Duk haƙƙin mallaka.
Module Overview
Siffofin
MCU
- ESP32-S2 da aka saka, Xtensa® guda-core 32-bit LX7 microprocessor, har zuwa 240 MHz
- 128 KB ROM
- 320 KB SRAM
- 16 KB SRAM a cikin RTC
Wi-Fi
- 802.11 b/g/n
- Bit rate: 802.11n har zuwa 150 Mbps
- A-MPDU da A-MSDU tara
- 0.4 µs goyan bayan tazarar tsaro
- Kewayon mitar cibiyar aiki: 2412 ~ 2462 MHz
Hardware
- Interfaces: GPIO, SPI, LCD, UART, I2C, I2S, Cam-era interface, IR, bugun jini counter, LED PWM, USB OTG 1.1, ADC, DAC, tabawa firikwensin, zafin jiki firikwensin
- 40 MHz crystal oscillator
- 4MB SPI flash
- Ƙa'idar aikitage/Masu wutar lantarki: 3.0 ~ 3.6V
- Yanayin zafin aiki: -40 ~ 85 °C
- Girma: (18 × 31 × 3.3) mm
Takaddun shaida
- Takaddun shaida na kore: RoHS/ISU
- Takaddun shaida na RFFCC/CE-RED/SRRC
Gwaji
- HTML/HTSL/uHAST/TCT/ESD
Bayani
- ESP32-S2-WROOM da ESP32-S2-WROOM-I manyan nau'ikan Wi-Fi MCU guda biyu ne masu ƙarfi waɗanda ke da ɗimbin saiti na kayan aiki. Zaɓaɓɓen zaɓi ne don yanayin yanayin aikace-aikacen iri-iri da suka shafi Intanet na Abubuwa (IoT), kayan lantarki da za a iya sawa da gida mai wayo.
- ESP32-S2-WROOM ya zo tare da eriyar PCB, da ESP32-S2-WROOM-I tare da eriyar IPEX. Dukansu suna da filasha SPI na waje 4 MB. Bayanin da ke cikin wannan takardar bayanan yana aiki ne ga samfuran biyu.
An jera bayanan yin odar na'urorin biyu kamar haka:
Tebur 1: Bayanin oda
| Module | Chip cushe | Filashi | Girman Module (mm) |
| ESP32-S2-WROOM (PCB) | Saukewa: ESP32-S2 | 4 MB | (18.00±0.15)×(31.00±0.15)×(3.30±0.15) |
| ESP32-S2-WROOM-I (IPEX) | |||
Bayanan kula
|
|||
- A ainihin wannan tsarin shine ESP32-S2 *, Xtensa® 32-bit LX7 CPU wanda ke aiki har zuwa 240 MHz. Guntu tana da ƙaramin ƙarfi co-processor wanda za a iya amfani da shi maimakon CPU don adana wuta yayin aiwatar da ayyukan da ba sa buƙatar ƙarfin kwamfuta mai yawa, kamar sa ido na kayan aiki. ESP32-S2 yana haɗa ɗimbin ɗimbin abubuwa masu ƙarfi, kama daga SPI, I²S, UART, I²C, LED PWM, LCD, dubawar kyamara, ADC, DAC, firikwensin taɓawa, firikwensin zafin jiki, har zuwa 43 GPIOs. Hakanan ya haɗa da kebul na On-Go (OTG) mai cikakken sauri don ba da damar sadarwar USB.
Lura
* Don ƙarin bayani akan ESP32-S2, da fatan za a koma zuwa ESP32-S2 Datasheet.
Aikace-aikace
- Generic Low-power IoT Sensor Hub
- Generic Low-power IoT Data Loggers
- Kyamara don Yawo Bidiyo
- Na'urori masu yawa (OTT).
- Na'urorin USB
- Gane Magana
- Gane Hoto
- raga cibiyar sadarwa
- Kayan aiki na Gida
- Smart Home Control Panel
- Ginin Mai Wayo
- Masana'antu Automation
- Aikin Noma mai hankali
- Audio Applications
- Aikace-aikacen Kula da Lafiya
- Kayan Wasan Wasa Masu Kunna Wi-Fi
- Kayan Wutar Lantarki Masu Sawa
- Retail & Aikace-aikacen Abinci
- Smart POS Machines
Ma'anar Pin
Falon Layout
Hoto 1: Module Fin Layout (Top View)
Lura
Hoton fil yana nuna kusan wurin fil a kan tsarin. Don ainihin zane na inji, da fatan za a koma zuwa Hoto 7.1 Girman Jiki.
Bayanin Pin
Module ɗin yana da fil 42. Duba ma'anar fil a Tebu 2.
Abubuwan da aka bayar na Espressif Systems
Tebur 2: Ma'anar Ma'anar Pin
| Suna | A'a. | Nau'in | Aiki |
| GND | 1 | P | Kasa |
| 3V3 | 2 | P | Tushen wutan lantarki |
| IO0 | 3 | I/O/T | RTC_GPIO0, GPIO0 |
| IO1 | 4 | I/O/T | RTC_GPIO1, GPIO1, TOUCH1, ADC1_CH0 |
| IO2 | 5 | I/O/T | RTC_GPIO2, GPIO2, TOUCH2, ADC1_CH1 |
| IO3 | 6 | I/O/T | RTC_GPIO3, GPIO3, TOUCH3, ADC1_CH2 |
| IO4 | 7 | I/O/T | RTC_GPIO4, GPIO4, TOUCH4, ADC1_CH3 |
| IO5 | 8 | I/O/T | RTC_GPIO5, GPIO5, TOUCH5, ADC1_CH4 |
| IO6 | 9 | I/O/T | RTC_GPIO6, GPIO6, TOUCH6, ADC1_CH5 |
| IO7 | 10 | I/O/T | RTC_GPIO7, GPIO7, TOUCH7, ADC1_CH6 |
| IO8 | 11 | I/O/T | RTC_GPIO8, GPIO8, TOUCH8, ADC1_CH7 |
| IO9 | 12 | I/O/T | RTC_GPIO9, GPIO9, TOUCH9, ADC1_CH8, FSPIHD |
| IO10 | 13 | I/O/T | RTC_GPIO10, GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIO4 |
| IO11 | 14 | I/O/T | RTC_GPIO11, GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIO5 |
| IO12 | 15 | I/O/T | RTC_GPIO12, GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIO6 |
| IO13 | 16 | I/O/T | RTC_GPIO13, GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIO7 |
| IO14 | 17 | I/O/T | RTC_GPIO14, GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS |
| IO15 | 18 | I/O/T | RTC_GPIO15, GPIO15, U0RTS, ADC2_CH4, XTAL_32K_P |
| IO16 | 19 | I/O/T | RTC_GPIO16, GPIO16, U0CTS, ADC2_CH5, XTAL_32K_N |
| IO17 | 20 | I/O/T | RTC_GPIO17, GPIO17, U1TXD, ADC2_CH6, DAC_1 |
| IO18 | 21 | I/O/T | RTC_GPIO18, GPIO18, U1RXD, ADC2_CH7, DAC_2, CLK_OUT3 |
| IO19 | 22 | I/O/T | RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2, USB_D- |
| IO20 | 23 | I/O/T | RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1, USB_D+ |
| IO21 | 24 | I/O/T | RTC_GPIO21, GPIO21 |
| IO26 | 25 | I/O/T | SPICS1, GPIO26 |
| GND | 26 | P | Kasa |
| IO33 | 27 | I/O/T | SPIIO4, GPIO33, FSPIHD |
| IO34 | 28 | I/O/T | SPIIO5, GPIO34, FPICS0 |
| IO35 | 29 | I/O/T | SPIIO6, GPIO35, FSPID |
| IO36 | 30 | I/O/T | SPIIO7, GPIO36, FPICLK |
| IO37 | 31 | I/O/T | SPIDQS, GPIO37, FSPIQ |
| IO38 | 32 | I/O/T | GPIO38, FSPIWP |
| IO39 | 33 | I/O/T | MTCK, GPIO39, CLK_OUT3 |
| IO40 | 34 | I/O/T | MTDO, GPIO40, CLK_OUT2 |
| IO41 | 35 | I/O/T | MTDI, GPIO41, CLK_OUT1 |
| IO42 | 36 | I/O/T | MTMS, GPIO42 |
| MUX0 | 37 | I/O/T | U0TXD, GPIO43, CLK_OUT1 |
| Saukewa: RXD0 | 38 | I/O/T | U0RXD, GPIO44, CLK_OUT2 |
| IO45 | 39 | I/O/T | Farashin GPIO45 |
| IO46 | 40 | I | Farashin GPIO46 |
| Suna | A'a. | Nau'in |
Aiki |
| EN | 41 | I | High: a kunne, yana ba da damar guntu. Ƙananan: a kashe, guntu yana kashe wuta.
Lura: Kada ka bar EN fil yana iyo. |
| GND | 42 | P | Kasa |
Sanarwa
Don saitin fil na gefe, da fatan za a koma zuwa ESP32-S2 Manual User.
Matsa Fil
ESP32-S2 yana da fil ɗin madauri uku: GPIO0, GPIO45, GPIO46. Taswirar fil-pin tsakanin ESP32-S2 da tsarin shine kamar haka, wanda za'a iya gani a Babi na 5 Tsari:
- GPIO0 = IO0
- GPIO45 = IO45
- GPIO46 = IO46
- Software na iya karanta ƙimar madaidaicin ragi daga rajista ”GPIO_STRAPPING”.
- Yayin sake saitin tsarin guntu (sake saitin wutar lantarki, sake saitin agogon RTC, sake saitin launin ruwan kasa, sake saitin super watchdog na analog, da sake saitin gano agogon glitch), latches na madauri fil s.ampku voltage matakin a matsayin madauri na "0" ko "1", kuma riƙe waɗannan raƙuman har sai guntu ya ƙare ko rufe.
- IO0, IO45 da IO46 an haɗa su da cirewa / ja-ƙasa na ciki. Idan ba a haɗa su ba ko kuma da'irar waje da aka haɗa tana da ƙarfi mai ƙarfi, haɓakawa mai rauni na ciki / ja-ƙasa zai ƙayyade matakin shigar da tsoho na waɗannan fil ɗin madauri.
- Don canza ƙimar bit ɗin ɗauri, masu amfani za su iya amfani da juriya na waje/jawo sama, ko amfani da GPIO na rundunar MCU don sarrafa vol.tage matakin waɗannan fil yayin kunna ESP32-S2.
- Bayan sake saiti, fil ɗin madauri suna aiki azaman fil masu aiki na yau da kullun.
Koma zuwa Tebura 3 don cikakken tsari na yanayin taya na madauri.
Tebura na 3: Matsa Matsala
| VDD_SPI Voltage 1 | |||
| Pin | Default | 3.3 V | 1.8 V |
| Farashin IO45 | Ja- ƙasa | 0 | 1 |
| Yanayin Booting | |||
| Pin | Default | SPI Boot | Zazzage Boot |
| IO0 | Ja-up | 1 | 0 |
| IO46 | Ja- ƙasa | Kada ku damu | 0 |
| Kunna/Kashe ROM Code Print A lokacin Booting 3 4 | |||
| Pin | Default | An kunna | An kashe |
| IO46 | Ja- ƙasa | Dubi bayanin kula na huɗu | Dubi bayanin kula na huɗu |
Lura
- Firmware na iya saita ragowar rajista don canza saitunan ”VDD_SPI Voltage".
- Resissor na ciki (R1) don IO45 ba ya cika a cikin tsarin, kamar yadda filasha a cikin module ɗin ke aiki a 3.3 V ta tsohuwa (fitarwa ta VDD_SPI). Da fatan za a tabbatar IO45 ba za a ja shi sama ba lokacin da tsarin ke da ƙarfi ta kewayen waje.
- Ana iya buga lambar ROM akan TXD0 (ta tsohuwa) ko DAC_1 (IO17), dangane da bit eFuse.
- Lokacin eFuse UART_PRINT_CONTROL ƙimar ita ce:
Buga na al'ada ne yayin taya kuma ba IO46 ke sarrafa shi ba.- kuma IO46 shine 0, bugawa shine al'ada yayin taya; amma idan IO46 ya kasance 1, an kashe bugawa.
- nd IO46 shine 0, an kashe bugu; amma idan IO46 shine 1, bugawa al'ada ce.
- An kashe bugu kuma ba a sarrafa shi ta IO46.
Halayen Lantarki
Cikakkun Mahimman Kima
Tebur na 4: Cikakkun Mahimman Kima
|
Alama |
Siga | Min | Max |
Naúrar |
| Bangaren VDD33 | Wutar lantarki voltage | -0.3 | 3.6 | V |
| TKASUWA | Yanayin ajiya | -40 | 85 | °C |
Sharuɗɗan Aiki da aka Shawarar
Tebur 5: Yanayin Aiki da aka Ba da Shawara
|
Alama |
Siga | Min | Buga | Max |
Naúrar |
| Bangaren VDD33 | Wutar lantarki voltage | 3.0 | 3.3 | 3.6 | V |
| IV DD | Ana isar da shi ta hanyar samar da wutar lantarki ta waje | 0.5 | — | — | A |
| T | Yanayin aiki | -40 | — | 85 | °C |
| Danshi | Yanayin danshi | — | 85 | — | % RH |
Halayen DC (3.3V, 25°C)
Tebur 6: Halayen DC (3.3 V, 25 ° C)
| Alama | Siga | Min | Buga | Max |
Naúrar |
| CIN | Pin capacitance | — | 2 | — | pF |
| VIH | Shigar da babban matakin voltage | 0.75 × VDD | — | VDD + 0.3 | V |
| VIL | Ƙaramar shigarwa voltage | -0.3 | — | 0.25 × VDD | V |
| IIH | Babban shigar da halin yanzu | — | — | 50 | nA |
| IIL | Ƙarƙashin shigarwa na halin yanzu | — | — | 50 | nA |
| VOH | Babban matakin fitarwa voltage | 0.8 × VDD | — | — | V |
| VOL | Ƙarƙashin fitarwa voltage | — | — | 0.1 × VDD | V |
| IOH | Babban matakin yanzu (VDD = 3.3 V, VOH >=
2.64V, PAD_DRIVER = 3) |
— | 40 | — | mA |
| IOL | Ƙarƙashin nutsewar halin yanzu (VDD = 3.3 V, VOL =
0.495V, PAD_DRIVER = 3) |
— | 28 | — | mA |
| RPU | Resistor mai ja | — | 45 | — | ku |
| RPD | Juye-saukar resistor | — | 45 | — | ku |
| VIH_ nRST | Sake saitin guntu voltage | 0.75 × VDD | — | VDD + 0.3 | V |
| VIL_ nRST | Sake saitin guntu voltage | -0.3 | — | 0.25 × VDD | V |
Lura
VDD shine I/O voltage don wani yanki na musamman na fil.
Halayen Amfani na Yanzu
Tare da amfani da fasahar sarrafa wutar lantarki na ci gaba, ƙirar zata iya canzawa tsakanin hanyoyin wutar lantarki daban-daban. Don cikakkun bayanai kan nau'ikan wutar lantarki daban-daban, da fatan za a koma zuwa Sashe na RTC da Ƙarƙashin Gudanar da Ƙarfin ƙarfi a cikin ESP32-S2 Manual User.
Tebur 7: Amfanin Yanzu Ya danganta da Yanayin RF
|
Yanayin aiki |
Bayani | Matsakaicin |
Kololuwa |
|
| Active (RF aiki) |
TX |
802.11b, 20 MHz, 1 Mbps, @ 22.31dBm | 190 mA | 310 mA |
| 802.11g, 20 MHz, 54 Mbps, @ 25.00dBm | 145 mA | 220 mA | ||
| 802.11n, 20 MHz, MCS7, @ 24.23dBm | 135 mA | 200 mA | ||
| 802.11n, 40 MHz, MCS7, @ 22.86 dBm | 120 mA | 160 mA | ||
| RX | 802.11b/g/n, 20 MHz | 63 mA | 63 mA | |
| 802.11n, 40 MHz | 68 mA | 68 mA | ||
Lura
- Ana ɗaukar ma'aunin amfani na yanzu tare da wadatar 3.3 V a 25 °C na yanayin zafi a tashar RF. Duk ma'aunin masu watsawa sun dogara ne akan tsarin aikin 50%.
- Ƙididdiga masu amfani na yanzu don yanayin RX don lokuta ne lokacin da na'urorin ke kashewa da CPU mara amfani.
Tebur 8: Amfanin Yanzu Ya danganta da Yanayin Aiki
| Yanayin aiki | Bayani | Amfani na yanzu (Nau'i) | |
| Modem-barci | An kunna CPU | 240 MHz | 22 mA |
| 160 MHz | 17 mA | ||
| Matsakaicin gudun: 80 MHz | 14 mA | ||
| Haske-barci | — | 550 µA | |
| Barci mai zurfi | Ana kunna co-processor ULP. | 220 µA | |
| ULP na'urar firikwensin sa ido | 7 µA @1% wajibi | ||
| RTC mai ƙidayar lokaci + ƙwaƙwalwar RTC | 10 µA | ||
| Mai ƙidayar lokaci na RTC kawai | 5 µA | ||
| A kashe wuta | An saita CHIP_PU zuwa ƙananan matakin, an kashe guntu. | 0.5 µA | |
Lura
- Ƙididdiga masu amfani a halin yanzu a cikin yanayin barci na Modem na lokuta ne inda aka kunna CPU da cache mara amfani.
- Lokacin da aka kunna Wi-Fi, guntu yana canzawa tsakanin Yanayin barci mai aiki da modem. Saboda haka, amfani na yanzu yana canzawa daidai.
- A yanayin barci-modem, mitar CPU tana canzawa ta atomatik. Mitar ta dogara da nauyin CPU da abubuwan da ake amfani da su.
- Lokacin Zurfin-barci, lokacin da aka kunna haɗin gwiwar ULP, abubuwan da ke kewaye kamar GPIO da I²C suna iya aiki.
- “Tsarin sa ido na firikwensin ULP” yana nufin yanayin inda ULP coprocessor ko firikwensin ke aiki lokaci-lokaci. Lokacin da na'urori masu auna firikwensin taɓawa suna aiki tare da zagayowar aiki na 1%, yawancin amfani na yanzu shine 7 µA.
Halayen Wi-Fi RF
Ka'idojin RF Wi-Fi
Table 9: Wi-Fi RF Standards
|
Suna |
Bayani |
|
| Kewayon mitar ta tsakiya na tashar aiki bayanin kula1 | 2412 ~ 2462 MHz | |
| Mizanin Wi-Fi mara waya | IEEE 802.11b/g/n | |
| Adadin bayanai | 20 MHz | 11b: 1, 2, 5.5 da 11 Mbps
11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps 11n: MCS0-7, 72.2 Mbps (Max) |
| 40 MHz | 11n: MCS0-7, 150 Mbps (Max) | |
| Nau'in eriya | eriyar PCB, eriyar IPEX | |
- Ya kamata na'urar ta yi aiki a tsakiyar kewayon mitar da hukumomin yanki suka ware. Ana iya daidaita kewayon mitar cibiyar manufa ta software.
- Don samfuran da ke amfani da eriya ta IPEX, ƙarfin fitarwa shine 50 Ω. Don sauran kayayyaki ba tare da eriya ta IPEX ba, masu amfani ba sa buƙatar damuwa game da rashin ƙarfi na fitarwa.
Halayen watsawa
Table 10: Halayen watsawa
| Siga | Rate | Naúrar | |
| TX Power bayanin kula1 | 802.11b:22.31dBm
802.11g: 25.00dBm 802.11n20:24.23dBm 802.11n40:22.86dBm |
dBm | |
- Ƙarfin TX na Target yana daidaitawa bisa na'ura ko buƙatun takaddun shaida.
Halayen Mai karɓa
Table 11: Halayen Mai karɓa
|
Siga |
Rate | Buga |
Naúrar |
| Hankalin RX | 1 Mbps | -97 |
dBm |
| 2 Mbps | -95 | ||
| 5.5 Mbps | -93 | ||
| 11 Mbps | -88 | ||
| 6 Mbps | -92 |
Halayen Lantarki
|
Siga |
Rate | Buga |
Naúrar |
| Hankalin RX | 9 Mbps | -91 | dBm |
| 12 Mbps | -89 | ||
| 18 Mbps | -86 | ||
| 24 Mbps | -83 | ||
| 36 Mbps | -80 | ||
| 48 Mbps | -76 | ||
| 54 Mbps | -74 | ||
| 11n, HT20, MCS0 | -92 | ||
| 11n, HT20, MCS1 | -88 | ||
| 11n, HT20, MCS2 | -85 | ||
| 11n, HT20, MCS3 | -82 | ||
| 11n, HT20, MCS4 | -79 | ||
| 11n, HT20, MCS5 | -75 | ||
| 11n, HT20, MCS6 | -73 | ||
| 11n, HT20, MCS7 | -72 | ||
| 11n, HT40, MCS0 | -89 | ||
| 11n, HT40, MCS1 | -85 | ||
| 11n, HT40, MCS2 | -83 | ||
| 11n, HT40, MCS3 | -79 | ||
| 11n, HT40, MCS4 | -76 | ||
| 11n, HT40, MCS5 | -72 | ||
| 11n, HT40, MCS6 | -70 | ||
| 11n, HT40, MCS7 | -68 | ||
| Matsakaicin Matsayin shigarwar RX | 11b, 1 Mbps | 5 | dBm |
| 11b, 11 Mbps | 5 | ||
| 11g, 6Mbps | 5 | ||
| 11g, 54Mbps | 0 | ||
| 11n, HT20, MCS0 | 5 | ||
| 11n, HT20, MCS7 | 0 | ||
| 11n, HT40, MCS0 | 5 | ||
| 11n, HT40, MCS7 | 0 | ||
| Ƙimar Tashar Maƙwabta | 11b, 11 Mbps | 35 |
dB |
| 11g, 6Mbps | 31 | ||
| 11g, 54Mbps | 14 | ||
| 11n, HT20, MCS0 | 31 | ||
| 11n, HT20, MCS7 | 13 | ||
| 11n, HT40, MCS0 | 19 | ||
| 11n, HT40, MCS7 | 8 |
Girman Jiki da Tsarin Ƙasa na PCB
Girman Jiki
Hoto 6: Girman Jiki
Shawarar Tsarin Kasa na PCB
Hoto 7: Shawarar Tsarin Kasa na PCB
U.FL Connector Dimensions
Gudanar da samfur
Yanayin Ajiya
- Ya kamata a adana samfuran da aka hatimi a cikin Bag Barrier Bag (MBB) a cikin yanayin yanayi mara sanyaya na <40 °C/90% RH.
- An ƙididdige ƙirar a matakin jin daɗin danshi (MSL) 3.
- Bayan cirewa, dole ne a siyar da samfurin a cikin awanni 168 tare da yanayin masana'anta 25 ± 5 ° C / 60% RH. Dole ne a toya samfurin idan waɗannan sharuɗɗan na sama ba su cika ba.
ESD
- Samfurin Jikin Dan Adam (HBM): 2000 V
- Samfurin Na'urar Caji (CDM): 500 V
- Fitar da iska: 6000 V
- Fitar lamba: 4000 V
Maimaitawa Profile
Hoto 9: Reflow Profile
Lura
Sayar da tsarin a cikin sake gudana guda ɗaya. Idan PCBA na buƙatar sake gudana da yawa, sanya tsarin a kan PCB yayin sake gudana na ƙarshe.
Adireshin MAC da eFuse
An ƙone eFuse a cikin ESP32-S2 zuwa adireshin mac_48-bit. Ainihin adiresoshin da guntu ke amfani da su a cikin tasha da hanyoyin AP sun dace da mac_address ta hanya mai zuwa:
- Yanayin tasha: mac_address
- Yanayin AP: mac_address + 1
- Akwai tubalan bakwai a cikin eFuse don masu amfani don amfani. Kowane toshe yana da girman 256 ragowa kuma yana da mai sarrafa rubutu/ karanta mai zaman kansa. Ana iya amfani da shida daga cikinsu don adana maɓalli ko bayanan mai amfani, sauran kuma ana amfani da su kawai don adana bayanan mai amfani.
Bayani na eriya
PCB Antenna
Model: ESP ANT B
Majalisar: Samun PTH:
Girma
Shirye-shiryen Tsara
IPEX Antenna
Ƙayyadaddun bayanai
Riba
Tsarin Jagoranci
Girma
Abubuwan Koyo
Takardun Dole-Karanta
Hanya mai zuwa tana ba da takaddun da ke da alaƙa da ESP32-S2.
- ESP32-S2 Manual mai amfani
Wannan takaddar tana ba da gabatarwa ga ƙayyadaddun kayan aikin ESP32-S2, gami da samaview, ma'anar fil, bayanin aiki, mahaɗar yanayi, halayen lantarki, da dai sauransu. - Jagorar Shirye-shiryen ESP-IDF
Yana ɗaukar manyan takardu don ESP-IDF jere daga jagororin kayan masarufi zuwa bayanin API. - ESP32-S2 Bayanan Bayani na Fasaha
Littafin yana ba da cikakken bayani kan yadda ake amfani da ƙwaƙwalwar ESP32-S2 da maɓalli. - Bayanin oda samfuran Espressif
Dole ne Ya Samu Albarkatun
Anan akwai abubuwan da ke da alaƙa da ESP32-S2 dole ne su sami albarkatu.
Saukewa: ESP32-S2
- Wannan al'umma ce ta Injiniya-zuwa Injiniya (E2E) don ESP32-S2 inda zaku iya aika tambayoyi, raba ilimi, bincika ra'ayoyi, da kuma taimakawa warware matsaloli tare da injiniyoyin abokan aiki.
Tarihin Bita
Takardu / Albarkatu
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Espressif ESP32-S2 WROOM 32 bit LX7 CPU [pdf] Manual mai amfani ESP32-S2 WROOM 32 bit LX7 CPU, ESP32-S2, WROOM 32 bit LX7 CPU, 32 bit LX7 CPU, LX7 CPU, CPU |
