Cov ntsiab lus zais
1 ESPRESSIF ESP32-C3-WROOM-02U Module
2 Hais Txog Cov Ntaub Ntawv no
3 Tshajview
4 Pib ntawm ESP32C3WROOM02U
5 US FCC Nqe Lus
6 Kev Kawm Txuj Ci
7 Kev kho keeb kwm
8 Cov ntaub ntawv / Cov ntaub ntawv
8.1 Cov ntaub ntawv
9 Related Posts

ESPRESSIF-LOGO

ESPRESSIF ESP32-C3-WROOM-02U Module

ESPRESSIF-ESP32-C3-WROOM-02U-Module-PRODUCVT

Specifications

  • Cov kev cai: Wi-Fi thiab Bluetooth LE
  • Ntau zaus: N / A
  • Radio: N/A
  • Audio: N/A
  • Module Interfaces: Integrated Crystal, Integrated SPI flash
  • Kev Ua Haujlwm Voltage/Power Supply: N/A
  • Ua haujlwm tam sim no: 500 mA
  • Yam tsawg kawg tam sim no xa los ntawm Kev Siv Hluav Taws Xob: N / A
  • Ambient Kub: N / A
  • Moisture Sensitivity Level (MSL): N/A

Pib ntawm ESP32C3WROOM02U

Yam Koj Xav Tau

  • ESP32-C3-WROOM-02U module
  • Kev loj hlob ib puag ncig (PC / laptop)
  • USB cable

Kev sib txuas ntawm Hardware
Txuas ESP32-C3-WROOM-02U module rau koj qhov chaw loj hlob siv USB cable.

Teeb tsa Kev Txhim Kho Ib puag ncig

  1. Nruab qhov tsim nyog yuav tsum tau ua hauv koj lub PC/laptop.
  2. Download ESP-IDF rau kev txhim kho.
  3. Teeb tsa cov cuab yeej xav tau rau kev ua haujlwm.
  4. Configure ib puag ncig hloov pauv raws li xav tau.

FAQ
Q: Kuv tuaj yeem nrhiav qhov tseeb version ntawm tus neeg siv phau ntawv? A: Thov xa mus rau tus nom website ntawm https://www.espressif.com/en/support/download/documents rau qhov tseeb neeg siv phau ntawv version.

Hais Txog Cov Ntaub Ntawv no

  • Cov neeg siv phau ntawv no qhia yuav ua li cas pib nrog ESP32-C3-WROOM-02U module.
  • Cov ntaub ntawv hloov tshiab
    Thov ib txwm xa mus rau qhov tseeb version ntawm https://www.espressif.com/en/support/download/documents
  • Kev kho keeb kwm
    Rau kev kho keeb kwm ntawm cov ntaub ntawv no, thov mus rau nplooj ntawv kawg.
  • Cov ntaub ntawv hloov kev ceeb toom
    Espressif muab cov ntawv ceeb toom email kom koj hloov kho rau cov ntaub ntawv kev tshaj lij. Thov pab subscribe ntawm www.espressif.com/en/subscribe
  • Daim ntawv pov thawj
    Download tau daim ntawv pov thawj rau Espressif khoom los ntawm www.espressif.com/en/certificates

Tshajview

Module Tshajview
ESP32-C3-WROOM-02U yog lub hom phiaj dav dav Wi-Fi thiab Bluetooth LE module. Cov khoom nplua nuj ntawm cov khoom siv hluav taws xob thiab qhov me me ua rau cov qauv no yog qhov kev xaiv zoo tshaj plaws rau cov tsev ntse, kev lag luam automation, kev kho mob, khoom siv hluav taws xob, thiab lwm yam.

Table 1: ESP32C3WROOM02U Specifications

Pawg Tsis muaj Specifications
Wi-nkaus Cov txheej txheem 802.11 b / g / n (txog 150 Mbps)
Ntau zaus 2412 ~ ​​2462 MHz
Bluetooth® Cov txheej txheem Bluetooth® LE: Bluetooth 5 thiab Bluetooth mesh
Xov tooj cua Class-1, class-2 and class-3 transmitter
AFH
Suab CVSD thiab SBC
Kho vajtse  

 

Module interfaces

 GPIO, SPI, UART, I2C, I2S, chaw taws teeb tswj peripheral, LED PWM maub los, dav dav DMA maub los, TWAI® maub los (tshaj ISO 11898-1), kub

Sensor, SAR ADC
Integrated siv lead ua 40 MHz siv lead ua
Integrated SPI flash 4 MB
Kev khiav hauj lwm voltage/Power mov 3.0V ~ 3.6V
Ua haujlwm tam sim no Qhov nruab nrab: 80 mA
Yam tsawg kawg tam sim no xa los ntawm lub zog

muab

 500 mA
Ambient kub 85 ° C version: -40 ° C ~ + 85 ° C;
105 ° C version: -40 ° C ~ + 105 ° C
Moisture rhiab heev theem (MSL) Qib 3

Pin Description

ESPRESSIF-ESP32-C3-WROOM-02U-Module- (2)

Lub module muaj 19 tus pins. Saib tus pin txhais hauv Table 2.
Rau peripheral pin configurations, thov mus saib ESP32-C3 Series Datasheet .

Table 2: Pin Definitions

Lub npe Tsis muaj. Hom Muaj nuj nqi
3v 3 1 P Fais fab mov
 

EN

  

2

  

I

 Siab: on, enables lub nti. Tsawg: tawm, lub chip powers tawm.

Lus Cim: Tsis txhob tso EN tus pin ntab.
IO4 3 Kuv / O / T GPIO4, MTMS, ADC1_CH4, FSPIHD
IO5 4 Kuv / O / T GPIO5, MTDI, ADC2_CH0, FSPIWP
IO6 5 Kuv / O / T GPIO6, MTCK, FSPICLK
IO7 6 Kuv / O / T GPIO7, MTDO, FSPID
IO8 7 Kuv / O / T GPIO 8
IO9 8 Kuv / O / T GPIO 9
GND 9, 19 P Hauv av
IO10 10 Kuv / O / T GPIO10, FSPICS0
RXD 0 11 Kuv / O / T U0RXD, GPIO 20
Lub npe Tsis muaj. Hom Muaj nuj nqi
TX0 12 Kuv / O / T U0 TXD, GPIO21
IO18 13 — GPIO18, USB_D-
IO19 14 Kuv / O / T GPIO19, USB_D+
IO3 15 Kuv / O / T GPIO3, ADC1_CH3
IO2 16 Kuv / O / T GPIO2, ADC1_CH2, FSPIQ
IO1 17 Kuv / O / T GPIO1, ADC1_CH1, XTAL_32K_N (32.768 kHz crystal tso zis)
IO0 18 Kuv / O / T GPIO0, ADC1_CH0, XTAL_32K_P (32.768 kHz crystal input)

Pib ntawm ESP32C3WROOM02U

Yam Koj Xav Tau
Txhawm rau tsim cov ntawv thov rau ESP32-C3-WROOM-02U module koj xav tau:

  • 1 x ESP32-C3-WROOM-02U module
  • 1 x Espressif RF xeem board
  • 1 x USB-rau-Serial board
  • 1 x Micro-USB cable
  • 1 x PC khiav Linux
    Hauv phau ntawv qhia cov neeg siv no, peb coj Linux operating system ua ib qho piv txwvample. Yog xav paub ntxiv txog kev teeb tsa ntawm Windows thiab macOS, thov mus saib ESP-IDF Programming Guide.

Kev sib txuas ntawm Hardware

  1. solder lub ESP32-C3-WROOM-02U module rau RF xeem board raws li qhia nyob rau hauv daim duab 2.
    ESPRESSIF-ESP32-C3-WROOM-02U-Module- (3)
  2. Txuas lub RF xeem board rau USB-rau-Serial board ntawm TXD, RXD, thiab GND.
  3. Txuas USB-rau-Serial board rau PC.
  4. Txuas lub Rooj Tswjhwm Saib RF rau PC lossis lub hwj chim adapter kom pab tau 5 V fais fab mov, ntawm Micro-USB cable.
  5. Thaum rub tawm, txuas IO9 rau GND ntawm lub jumper, thiab rub IO2 thiab IO8. Tom qab ntawd, tig "ON" lub rooj sib tham.
  6. Download tau firmware rau hauv flash. Yog xav paub ntxiv, saib cov tshooj hauv qab no.
  7. Tom qab rub tawm, tshem tawm lub jumper ntawm IO0 thiab GND, thiab lub jumper xaim rub IO8.
  8. Fais fab mus rau RF xeem board dua. ESP32-C3-WROOM-02U yuav hloov mus rau hom kev ua haujlwm. Lub nti yuav nyeem cov kev pab cuam los ntawm flash thaum pib.

Nco tseg:
IO9 yog cov logic sab hauv siab. Yog tias IO9 rub qis, thiab IO2 thiab IO8 raug rub siab, khau raj hom yog xaiv. Hauv lwm qhov xwm txheej, xaiv hom Download. Yog xav paub ntxiv txog ESP32-C3-WROOM-02U, thov mus saib ESP32-C3-WROOM-02 & ESP32-C3-WROOM-02U Datasheet .

Teeb tsa Kev Txhim Kho Ib puag ncig
Espressif IoT Development Framework (ESP-IDF luv luv) yog lub hauv paus rau kev tsim cov ntawv thov raws li Espressif chips. Cov neeg siv tuaj yeem tsim cov ntawv thov nrog ESP chips hauv Windows / Linux / macOS raws li ESP-IDF. Ntawm no peb coj Linux operating system ua tus example.

Nrhav Ua Ntej
Txhawm rau suav nrog ESP-IDF koj yuav tsum tau txais cov pob hauv qab no:

  • CentOS 7:
    1 sudo yum nruab git wget flex bison gperf python cmake ninja-tsim ccache dfuutil
    Ubuntu thiab Debian (ib qho lus txib tawg ua ob kab):
    1 sudo apt-mus nruab git wget flex bison gperf python python-pip python teeb cov cuab yeej
  • cmk ua
    2 ninja-tsim ccache libffi-dev libssl-dev dfu-util Arch:
    1 sudo pacman -S - xav tau gcc git ua flex bison gperf python-pip cmake ninja ccache dfu-util

Nco tseg

  • Cov lus qhia no siv cov npe ~ / esp ntawm Linux ua ib qho kev teeb tsa rau ESP-IDF.
  • Nco ntsoov tias ESP-IDF tsis txhawb qhov chaw hauv txoj kev.

 Tau txais ESPIDF
Txhawm rau tsim cov ntawv thov rau ESP32-C3-WROOM-02U module, koj xav tau cov tsev qiv ntawv software muab los ntawm Espressif hauv ESP-IDF repository.
Txhawm rau kom tau ESP-IDF, tsim ib daim ntawv qhia kev teeb tsa (~ / esp) txhawm rau rub tawm ESP-IDF rau thiab clone lub chaw cia khoom nrog 'git clone':

  1. mkdir -p ~/esp
  2. cd ~/np
  3. git clone - rov ua dua https://github.com/espressif/esp-idf.git

ESP-IDF yuav raug rub rau hauv ~/esp/esp-idf. Nrog ESP-IDF Versions rau cov ntaub ntawv hais txog qhov twg ESP-IDF version siv rau hauv qhov xwm txheej.

Teeb tsa Cov Cuab Yeej
Ib cag ntawm ESP-IDF, koj kuj yuav tsum tau nruab cov cuab yeej siv los ntawm ESP-IDF, xws li cov khoom sib txuas, kev debugger, Python tej pob khoom, thiab lwm yam. ESP-IDF muab ib tsab ntawv hu ua 'install.sh' los pab teeb tsa cov cuab yeej. hauv ib mus.

  1. cd ~/esp/esp-idf
  2. ./install.sh

Teeb tsa Environment Variables
Cov cuab yeej ntsia tseem tsis tau ntxiv rau PATH ib puag ncig hloov pauv. Txhawm rau ua kom cov cuab yeej siv tau los ntawm kab hais kom ua, qee qhov kev hloov pauv ib puag ncig yuav tsum tau teeb tsa. ESP-IDF muab lwm tsab ntawv 'export.sh' uas ua li ntawd. Hauv lub davhlau ya nyob twg uas koj yuav siv ESP-IDF, khiav:

  1. $HOME/esp/esp-idf/export.sh Tam sim no txhua yam yog npaj txhij, koj tuaj yeem tsim koj thawj qhov project ntawm ESP32-C3-WROOM-02U module.

 Tsim Koj Thawj Qhov Haujlwm

Pib Ua Haujlwm
Tam sim no koj npaj txhij los npaj koj daim ntawv thov rau ESP32-C3-WROOM-02U module. Koj tuaj yeem pib nrog get-started/hello_world project los ntawm examples directory hauv ESP-IDF.

Copy get-started/hello_world rau ~/esp directory:
1 cd ~/ib
2 cp -r $IDF_PATH/examples/get-started/hello_world .
Muaj ntau yam ntawm example tej yaam num examples directory hauv ESP-IDF. Koj tuaj yeem luam ib qhov project tib yam li tau hais los saum toj no thiab khiav nws. Nws tseem ua tau los tsim examples nyob rau hauv qhov chaw, tsis tau luam lawv ua ntej.

 Txuas Koj Lub Tshuab
Tam sim no txuas koj ESP32-C3-WROOM-02U module rau lub computer thiab xyuas hauv qab qhov chaw nres nkoj qhov module pom. Serial ports hauv Linux pib nrog '/dev/tty' hauv lawv cov npe. Khiav cov lus txib hauv qab no ob zaug, thawj zaug nrog lub rooj tsavxwm unplugged, ces nrog ntsaws rau hauv. Qhov chaw nres nkoj uas tshwm sim zaum ob yog qhov koj xav tau:
1 ls /dev/tty*

Nco tseg:
Khaws lub npe chaw nres nkoj ua ke raws li koj xav tau hauv cov kauj ruam tom ntej.

Configure
Nkag mus rau koj 'hello_world' directory los ntawm Kauj ruam 2.4.1. Pib ib qhov project, teeb ESP32-C3 raws li lub hom phiaj thiab khiav qhov project configuration utility 'menuconfig'.

  1. cd ~/esp/hello_world
  2. idf.py set-target esp32c3
  3. idf.py menuconfig

Teem lub hom phiaj nrog 'idf.py set-target esp32c3' yuav tsum ua ib zaug, tom qab qhib qhov project tshiab. Yog tias qhov project muaj qee qhov kev tsim thiab teeb tsa, lawv yuav raug tshem tawm thiab pib ua haujlwm. Lub hom phiaj yuav tau txais kev cawmdim hauv ib puag ncig hloov pauv kom hla cov kauj ruam no txhua. Saib Xaiv Lub Hom Phiaj yog xav paub ntxiv.
Yog tias cov kauj ruam dhau los tau ua tiav lawm, cov ntawv qhia zaub mov nram qab no tshwm:

ESPRESSIF-ESP32-C3-WROOM-02U-Module- (1)Cov xim ntawm cov ntawv qhia zaub mov yuav txawv ntawm koj lub davhlau ya nyob twg. Koj tuaj yeem hloov qhov tsos nrog qhov kev xaiv '--style'. Thov khiav 'idf.py menuconfig –help' kom paub ntxiv.

Tsim qhov project
Tsim qhov project los ntawm kev khiav:

  1. idf.py ua

Cov lus txib no yuav suav sau daim ntawv thov thiab tag nrho ESP-IDF cov khoom, tom qab ntawd nws yuav tsim cov bootloader, faib cov lus, thiab daim ntawv thov binaries.

  • $idf.py tsim
  • Khiav cmake hauv directory /path/to/hello_world/build
  • Executing "cmake -G Ninja -warn-uninitialized /path/to/hello_world"…
  • Ceeb toom txog cov txiaj ntsig tsis tsim nyog.
  • - Pom Git: /usr/bin/git (pom version "2.17.0")
  • - Lub tsev khoob aws_iot tivthaiv vim kev teeb tsa
  • - Cov npe khoom:…
  • - Cov txheej txheem:…
  • … (ntau kab ntawm kev tsim cov khoom tsim tawm)
  • [527/527] Generating hello-world.bin esptool.py v2.3.115 Project build tiav.
  • Txhawm rau nyem, khiav cov lus txib no: ../../../components/esptool_py/esptool/esptool.py -p (PORT) -b 921600 write_flash –flash_ hom dio
  • -flash_size ntes -flash_freq 40m 0x10000 build/hello-world.bin tsim 0x1000
  • build/bootloader/bootloader.bin 0x8000 build/partition_table/partition-table.bin
  • los yog khiav 'idf.py -p PORT flash'

Yog tias tsis muaj qhov yuam kev, qhov tsim yuav ua tiav los ntawm kev tsim cov firmware binary .bin file.

Nyem rau ntawm lub ntaus ntawv
Nyem binaries uas koj nyuam qhuav tsim rau koj ESP32-C3-WROOM-02U module los ntawm kev khiav:

  1. idf.py -p PORT [-b BAUD] flash
    • Hloov PORT nrog koj lub npe module lub npe chaw nres nkoj los ntawm Kauj Ruam: Txuas Koj Cov Ntaus.
    • Koj tuaj yeem hloov qhov flasher baud tus nqi los ntawm kev hloov BAUD nrog tus nqi baud koj xav tau. Lub neej ntawd baud tus nqi yog 460800.
    • Yog xav paub ntxiv txog kev sib cav idf.py, saib idf.py.

Nco tseg
Qhov kev xaiv 'flash' cia li tsim thiab flashes qhov project, yog li khiav 'idf.py build' tsis tsim nyog.

Nyem rau ntawm lub ntaus ntawv
Nyem binaries uas koj nyuam qhuav tsim rau koj ESP32-C3-WROOM-02U module los ntawm kev khiav:

  1. idf.py -p PORT [-b BAUD] flash
    Hloov PORT nrog koj lub npe module lub npe chaw nres nkoj los ntawm Kauj Ruam: Txuas Koj Cov Ntaus.
    Koj tuaj yeem hloov qhov flasher baud tus nqi los ntawm kev hloov BAUD nrog tus nqi baud koj xav tau. Lub neej ntawd baud tus nqi yog 460800.
    Yog xav paub ntxiv txog kev sib cav idf.py, saib idf.py.

Nco tseg
Qhov kev xaiv 'flash' cia li tsim thiab flashes qhov project, yog li khiav 'idf.py build' tsis tsim nyog.

  1. …
  2. esptool.py –chip esp32c3 -p /dev/ttyUSB0 -b 460800 –before=default_reset –after =hard_reset write_flash –flash_mode dio –flash_freq 80m –flash_size 2MB 0x
    8000 partition_table/partition-table.bin 0x0 bootloader/bootloader.bin 0x10000 nyob zoo-world.bin
  3. esptool.py v3.0
  4. Serial chaw nres nkoj /dev/ttyUSB0
  5. Kev sib txuas….
  6. Chip yog ESP32-C3
  7. Nta: Wi-Fi
  8. Crystal yog 40MHz
  9. MAC: 7c:df:a1:40:02:a4
  10. Uploading stub…
  11. Txoj kev khiav…
  12. Stub khiav…
  13. Hloov pauv baud tus nqi rau 460800
  14. Hloov.
  15. Configuring flash size…
  16. Compressed 3072 bytes rau 103…
  17. Sau ntawm 0x00008000… (100%)
  18. Sau 3072 bytes (103 compressed) ntawm 0x00008000 hauv 0.0 vib nas this (zoo 4238.1 kbit / s)…
  19. Hash ntawm cov ntaub ntawv pov thawj.
  20. Compressed 18960 bytes rau 11311…
  21. Sau ntawm 0x00000000… (100%)
  22. Sau 18960 bytes (11311 compressed) ntawm 0x00000000 hauv 0.3 vib nas this (zoo 584.9 kbit / s)…
  23. Hash ntawm cov ntaub ntawv pov thawj.
  24. Compressed 145520 bytes rau 71984…
  25. Sau ntawm 0x00010000… (20%)
  26. Sau ntawm 0x00014000… (40%)
  27. Sau ntawm 0x00018000… (60%)
  28. Sau ntawm 0x0001c000… (80%)
  29. Sau ntawm 0x00020000… (100%)
  30. Sau 145520 bytes (71984 compressed) ntawm 0x00010000 hauv 2.3 vib nas this (zoo 504.4 kbit / s)…
  31. Hash ntawm cov ntaub ntawv pov thawj.
  32. 32
  33. Tawm…
  34. Hard resetting ntawm RTS tus pin…
  35. Ua tiav

Yog tias txhua yam mus zoo, daim ntawv thov "hello_world" pib khiav tom qab koj tshem tawm lub jumper ntawm IO0 thiab GND,
thiab rov muab lub zog rau lub rooj tsavxwm kuaj.

 Saib xyuas
Txhawm rau xyuas seb "hello_world" puas tau khiav, ntaus 'idf.py -p PORT monitor' (Tsis txhob hnov ​​​​qab hloov PORT nrog koj lub npe chaw nres nkoj serial).

Cov lus txib no qhib daim ntawv thov IDF Monitor

  1. $ idf.py -p /dev/ttyUSB0 saib
  2. Khiav idf_monitor hauv directory […]/esp/hello_world/build
  3. Executing ”python […]/esp-idf/tools/idf_monitor.py -b 115200 […]/esp/hello_world/build /hello-world.elf”…
  4. — idf_monitor ntawm /dev/ttyUSB0 115200 —
  5. - Tawm: Ctrl+] | Ntawv qhia zaub mov: Ctrl+T | Pab: Ctrl + T ua raws li Ctrl + H —
  6. 8 Lub Ib Hlis 2016 00: 22: 57
  7. rst: 0x1 (POWERON_RESET), khau raj: 0x13 (SPI_FAST_FLASH_BOOT)
  8. 8 Lub Ib Hlis 2016 00: 22: 57
  9. …

Tom qab pib ua haujlwm thiab kuaj xyuas cov ntawv teev tseg, koj yuav tsum pom "Nyob zoo ntiaj teb!" luam tawm los ntawm daim ntawv thov.

  1. …
  2. Nyob zoo ntiaj teb!
  3. Rov pib dua hauv 10 vib nas this…
  4. Qhov no yog esp32c3 nti nrog 1 CPU core, WiFi / BLE
  5. Rov pib dua hauv 9 vib nas this…
  6. Rov pib dua hauv 8 vib nas this…
  7. Rov pib dua hauv 7 vib nas this…

Txhawm rau tawm ntawm IDF saib siv lub shortcut Ctrl +].
Qhov ntawd yog txhua yam koj xav tau los pib nrog ESP32-C3-WROOM-02U module! Tam sim no koj npaj txhij mus sim lwm tus examples hauv ESP-IDF, lossis mus rau txoj cai los tsim koj tus kheej daim ntawv thov.

US FCC Nqe Lus

Cov cuab yeej ua raws li KDB 996369 D03 OEM Phau Ntawv v01. Hauv qab no yog cov lus qhia kev koom ua ke rau cov tuam txhab tsim khoom lag luam raws li KDB 996369 D03 OEM Phau Ntawv v01.

Daim ntawv teev cov kev cai FCC siv tau
FCC Part 15 Subpart C 15.247 & 15.209

Tej yam kev ua haujlwm tshwj xeeb
Lub module muaj WiFi, thiab BLE ua haujlwm.

  • Ua haujlwm zaus:
    • WiFi: 2412 ~ 2462 MHz
    • Bluetooth: 2402 ~ 2480 MHz
  • Tus naj npawb ntawm Channel:
    • WiFi: 12
    • Bluetooth: 40
  • Modulation:
    • WiFi: DSSS; OFDM
    • Bluetooth: GFSK;
  • Hom: FPC kav hlau txais xov
  • Txais: 2.94 dBi Max

Lub module tuaj yeem siv rau IoT daim ntawv thov nrog qhov siab tshaj plaws 2.94 dBi kav hlau txais xov. Cov chaw tsim khoom lag luam txhim kho cov qauv no rau hauv lawv cov khoom yuav tsum xyuas kom meej tias cov khoom sib xyaw zaum kawg ua tau raws li FCC cov cai los ntawm kev ntsuam xyuas kev lag luam lossis kev ntsuam xyuas rau FCC cov cai, suav nrog kev ua haujlwm ntawm lub tshuab xa tawm. Tus tswv tsev tsim khoom yuav tsum paub tsis txhob muab cov ntaub ntawv rau tus neeg siv kawg hais txog yuav ua li cas rau nruab lossis tshem tawm RF module hauv tus neeg siv phau ntawv ntawm cov khoom kawg uas ua ke nrog cov qauv no. Cov neeg siv kawg phau ntawv yuav tsum suav tag nrho cov ntaub ntawv tswj hwm / ceeb toom raws li qhia hauv phau ntawv no.

Cov txheej txheem Module txwv
Tsis siv tau. Lub module yog ib qho module thiab ua raws li qhov yuav tsum tau muaj ntawm FCC Tshooj 15.212.

Trace Antenna Designs
Tsis siv tau. Lub module muaj nws tus kheej kav hlau txais xov, thiab tsis xav tau tus tswv tsev luam ntawv board microstrip kab kav hlau txais xov, thiab lwm yam.

RF Exposure Considerations
Lub module yuav tsum tau nruab rau hauv cov khoom siv hauv tsev xws li qhov tsawg kawg yog 20cm yog tswj ntawm tus kav hlau txais xov thiab cov neeg siv lub cev; thiab yog hais tias RF exposure nqe lus los yog module layout raug hloov, ces tus tswv tsev tsim khoom yuav tsum tau coj lub luag hauj lwm ntawm lub module los ntawm kev hloov nyob rau hauv FCC ID los yog daim ntawv thov tshiab. FCC ID ntawm lub module tsis tuaj yeem siv rau ntawm cov khoom kawg. Hauv cov xwm txheej no, tus tswv tsev tsim khoom yuav yog lub luag haujlwm rau rov ntsuas cov khoom kawg (nrog rau lub transmitter) thiab tau txais kev tso cai FCC cais.

Kav hlau txais xov
Antenna specification yog raws li nram no:

  • Hom: FPC kav hlau txais xov
  • nce: 2.94dBi
    Cov cuab yeej no tsuas yog npaj rau cov tuam txhab tsim khoom raws li hauv qab no:
  • Lub transmitter module yuav tsis koom nrog lwm lub transmitter lossis kav hlau txais xov.
  • Lub module yuav tsum tsuas yog siv nrog tus kav hlau txais xov sab nraud uas tau raug kuaj thawj zaug thiab tau lees paub nrog cov qauv no.
  • Lub kav hlau txais xov yuav tsum tau txuas mus tas li los yog ntiav 'tus kav hlau txais xov tshwj xeeb' txuas txuas.
  • Ntev npaum li cov xwm txheej saum toj no tau ua tiav, tsis tas yuav muaj kev sim ntsuas hluav taws xob ntxiv. Txawm li cas los xij, tus tswv tsev tsim khoom tseem yog lub luag haujlwm rau kev sim lawv cov khoom kawg rau ib qho kev ua raws cai ntxiv uas yuav tsum tau ua nrog rau qhov kev teeb tsa no (rau example, digital device emissions, PC peripheral requirements, thiab lwm yam).

Daim ntawv lo thiab kev ua raws cai
Cov tuam txhab tsim khoom lag luam yuav tsum muab lub cev lossis e-label hais tias "muaj FCC ID: 2AC7Z-ESPC3WROOMU" nrog lawv cov khoom tiav.

Cov ntaub ntawv hais txog cov qauv kev xeem thiab cov kev xav tau ntawm kev xeem ntxiv

  • Ua haujlwm zaus:
    • WiFi: 2412 ~ 2462 MHz
    • Bluetooth: 2402 ~ 2480 MHz
  • Tus naj npawb ntawm Channel:
    • WiFi: 12
    • Bluetooth: 40
  • Modulation:
    • WiFi: DSSS; OFDM
    • Bluetooth: GFSK;

Cov chaw tsim khoom lag luam yuav tsum ua qhov ntsuas hluav taws xob thiab ua emission thiab spurious emission, thiab lwm yam, raws li cov qauv kev sim tiag tiag rau cov khoom siv hluav taws xob nyob ib leeg hauv ib tus tswv tsev, nrog rau ntau lub sijhawm xa cov modules lossis lwm cov khoom xa tawm hauv cov khoom lag luam. Tsuas yog thaum tag nrho cov txiaj ntsig ntawm cov qauv ntsuas ua tau raws li FCC cov cai, tom qab ntawd cov khoom kawg tuaj yeem muag tau raug cai.

Kev sim ntxiv, Tshooj 15 Subpart B raws
Lub modular transmitter tsuas yog FCC tso cai rau FCC Part 15 Subpart C 15.247 & 15.209 thiab tias tus tswv tsev cov khoom lag luam yog lub luag haujlwm rau kev ua raws li lwm yam FCC cov cai uas siv rau tus tswv tsev tsis them los ntawm cov khoom lag luam hloov pauv ntawm cov ntawv pov thawj. Yog tias tus neeg tau txais txiaj ntsig ua lag luam lawv cov khoom lag luam raws li Tshooj 15 Subpart B ua raws (thaum nws tseem muaj qhov tsis xav tau-radiator digital circuity), tom qab ntawd tus neeg txais txiaj ntsig yuav tsum muab ib daim ntawv ceeb toom hais tias cov khoom lag luam zaum kawg tseem xav tau Tshooj 15 Subpart B ua raws kev sim nrog cov khoom siv hloov pauv. ntsia.

Cov cuab yeej no tau raug sim thiab pom tias ua raws li cov kev txwv rau Class B cov cuab yeej digital, ua raws li Tshooj 15 ntawm FCC Cov Cai. Cov kev txwv no yog tsim los muab kev tiv thaiv tsim nyog tiv thaiv kev cuam tshuam tsis zoo hauv kev teeb tsa hauv tsev. Cov cuab yeej no tsim, siv thiab tuaj yeem ua kom lub zog ntawm lub xov tooj cua thiab, yog tias tsis tau nruab thiab siv raws li cov lus qhia, yuav ua rau muaj kev cuam tshuam rau kev sib txuas lus hauv xov tooj cua.
Txawm li cas los xij, tsis muaj kev lees paub tias kev cuam tshuam yuav tsis tshwm sim hauv ib qho kev teeb tsa tshwj xeeb. Yog tias cov cuab yeej no ua rau muaj kev cuam tshuam tsis zoo rau xov tooj cua lossis TV txais tos, uas tuaj yeem txiav txim siab los ntawm kev tig cov cuab yeej tawm thiab qhib, tus neeg siv tau raug txhawb kom sim kho qhov cuam tshuam los ntawm ib qho ntawm cov kev ntsuas hauv qab no:

  • Reorient los yog tshem tawm cov kav hlau txais xov.
  • Ua kom muaj kev sib cais ntawm cov khoom siv thiab lub receiver.
  • Txuas cov cuab yeej siv rau hauv qhov hluav taws xob ntawm lub voj voog sib txawv ntawm qhov uas lub receiver txuas nrog.
  • Nrog rau tus neeg muag khoom lossis tus kws tshaj lij xov tooj cua / TV rau kev pab.

Cov cuab yeej no ua raws li Tshooj 15 ntawm FCC Cov Cai. Kev ua haujlwm yog ua raws li ob yam hauv qab no

  • Cov cuab yeej no yuav tsis ua teeb meem cuam tshuam.
  • Cov cuab yeej no yuav tsum lees txais ib qho kev cuam tshuam tau txais, suav nrog kev cuam tshuam uas yuav ua rau kev ua haujlwm tsis xav tau.
  • Ib qho kev hloov pauv lossis kev hloov kho uas tsis tau pom zoo los ntawm tog neeg lub luag haujlwm rau kev ua raws cai tuaj yeem ua rau tus neeg siv txoj cai ua haujlwm ntawm cov khoom siv.
  • Cov cuab yeej siv no ua raws li FCC RF cov kev txwv tsis pub muaj hluav taws xob tau teeb tsa rau qhov chaw tsis muaj kev tswj hwm. Cov cuab yeej no thiab nws cov kav hlau txais xov yuav tsum tsis txhob muab tso rau hauv los yog ua haujlwm ua ke nrog lwm tus kav hlau txais xov lossis cov khoom xa tawm. Cov kav hlau txais xov siv rau lub tshuab xa hluav taws xob no yuav tsum tau teeb tsa los muab kev sib cais ntawm qhov deb tsawg kawg 20 cm ntawm txhua tus neeg thiab yuav tsum tsis txhob sib koom ua ke lossis ua haujlwm ua ke nrog lwm tus kav hlau txais xov lossis cov khoom xa tawm.

Cov lus qhia kev koom ua ke OEM
Cov cuab yeej no tsuas yog npaj rau OEM integrators raws li hauv qab no:

  • Lub transmitter module yuav tsis koom nrog lwm lub transmitter lossis kav hlau txais xov.
  • Lub module yuav tsum tsuas yog siv nrog tus kav hlau txais xov sab nraud uas tau raug kuaj thawj zaug thiab tau lees paub nrog cov qauv no.
  • Ntev npaum li cov xwm txheej saum toj no tau ua tiav, tsis tas yuav muaj kev sim ntsuas hluav taws xob ntxiv. Txawm li cas los xij, OEM kev koom ua ke tseem yog lub luag haujlwm rau kev sim lawv cov khoom kawg rau ib qho kev ua raws cai ntxiv uas yuav tsum tau ua nrog cov qauv no tau teeb tsa (rau example, digital device emissions, PC peripheral requirements, thiab lwm yam).

Kev siv tau ntawm kev siv Module Certification
Yog tias cov xwm txheej no tsis tuaj yeem ua tau raws li (example qee qhov kev teeb tsa lub khoos phis tawj lossis qhov chaw sib koom nrog lwm lub tshuab xa tawm), tom qab ntawd FCC tso cai rau cov qauv no ua ke nrog cov khoom siv hauv tsev tsis suav tias siv tau lawm thiab FCC ID ntawm lub module tsis tuaj yeem siv rau ntawm cov khoom kawg. Nyob rau hauv cov xwm txheej no, tus OEM integrator yuav yog lub luag hauj lwm rau rov ntsuam xyuas cov khoom kawg (xws li lub transmitter) thiab tau txais ib tug cais FCC kev tso cai.

End Product Labeling
Cov khoom kawg kawg yuav tsum tau sau rau hauv thaj chaw pom nrog cov hauv qab no: "muaj Transmitter Module FCC ID: 2AC7Z-ESPC3WROOMU".

Kev Kawm Txuj Ci

Yuav tsumRead

Cov ntaub ntawv
Thov koj paub koj tus kheej nrog cov ntaub ntawv hauv qab no:

  • ESP32-C3 Series Datasheet
    Qhov no yog ib qho kev qhia txog cov kev qhia tshwj xeeb ntawm ESP32-C3 kho vajtse, suav nrog dhauview, pin txhais, functional description, peripheral interface, hluav taws xob yam ntxwv, thiab lwm yam.
  • ESP-IDF Programming Guide
    Cov ntaub ntawv dav dav rau ESP-IDF txoj haujlwm txhim kho, xws li cov lus qhia kho vajtse mus rau API siv.
  • ESP32-C3 Technical Reference Phau ntawv
    Cov ncauj lus kom ntxaws txog kev siv ESP32-C3 lub cim xeeb thiab cov khoom siv peripherals.

Tseem Ceeb Tshaj Tawm
Nov yog cov peev txheej tseem ceeb ESP32-C3 ntsig txog.

  • ESP32 BBS
    Engineer-to-Engineer (E2E) Zej Zog rau Espressif cov khoom uas koj tuaj yeem tshaj tawm cov lus nug, qhia kev paub, tshawb nrhiav tswv yim, thiab pab daws teeb meem nrog cov phooj ywg engineers.

Kev kho keeb kwm

Hnub tim Version Tso ntawv sau tseg
2024-10-16 Ib v0.1 ua Kev tso tawm ua ntej

Tsis lees paub thiab Daim Ntawv Ceeb Toom Copyright

  • Cov ntaub ntawv hauv daim ntawv no, suav nrog URL cov ntaub ntawv, yuav raug hloov pauv yam tsis tau ceeb toom.
  • Txhua tus neeg thib peb cov ntaub ntawv hauv cov ntaub ntawv no tau muab raws li tsis muaj kev lav phib xaub rau nws qhov tseeb thiab qhov tseeb.
  • TSIS TXAUS SIAB RAU COV NTAUB NTAWV NO rau nws cov khoom lag luam, tsis muaj kev cuam tshuam, kev nyab xeeb rau txhua lub hom phiaj tshwj xeeb, lossis tsis muaj kev lav phib xaub uas tshwm sim tawm ntawm txhua qhov kev tshaj tawm, SPECIFICATIONAMPLE.
  • Txhua qhov kev lav phib xaub, suav nrog kev lav phib xaub rau kev ua txhaum cai ntawm cov tswv cuab, hais txog kev siv cov ntaub ntawv hauv daim ntawv no tsis lees paub. Tsis muaj ntawv tso cai qhia los yog qhia, los ntawm estoppel los yog lwm yam, rau ib qho kev cai lij choj muaj cai raug tso cai ntawm no.
  • Lub logo Wi-Fi Alliance Tus Tswv Cuab yog lub cim lag luam ntawm Wi-Fi Alliance. Lub logo Bluetooth yog lub cim lag luam ntawm Bluetooth SIG.
  • Tag nrho cov npe lag luam, cov cim lag luam thiab cov cim lag luam sau npe tau hais hauv daim ntawv no yog cov cuab yeej ntawm lawv cov tswv, thiab tau lees paub ntawm no.
  • Copyright © 2024 Espressif Systems (Shanghai) Co., Ltd. All rights reserved.

www.espressif.com

Cov ntaub ntawv / Cov ntaub ntawv

ESPRESSIF ESP32-C3-WROOM-02U Module [ua pdf] Tus neeg siv phau ntawv
ESP32-C3-WROOM-02U, ESP32-C3-WROOM-02U Module, Module

Cov ntaub ntawv

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