WAVESHARE ESP32-S3 4.3 inch Capacitive Touch Display Development Board User Guide

Product Description
ESP32-S3-Touch-LCD-4.3 yog tsim los rau kev loj hlob sai ntawm HMI thiab lwm yam kev siv ESP32-S3. Nws nta ntau yam interfaces rau kev sib txuas thiab kev tsim kho lub hom phiaj.

Nta

ESP32-S3N8R8 Hom C USB
Hardware Description
Onboard Interface
UART Chaw nres nkoj, USB Connector, Sensor interface, CAN Interface, I2C interface, RS485 interface, PH2.0 roj teeb header

Hardware Description
Lub ESP32-S3-Kov-LCD-4.3 los nrog ntau yam kev sib txuas hauv onboard nrog rau UART, USB, sensor, CAN, I2C, RS485, thiab roj teeb header rau kev them nqi thiab kev tswj kev tawm.

Onboard Interface Paub meej

UART Chaw nres nkoj: CH343P nti rau USB rau UART txuas.
USB Connector: GPIO19(DP) thiab GPIO20(DN) rau kev sib txuas USB.
Sensor interface: Txuas rau GPIO6 li ADC rau kev sib koom ua ke ntawm cov khoom siv sensor.

CAN Interface: Txhawb USB interface nrog FSUSB42UMX nti.
I2C interface: Siv GPIO8(SDA) thiab GPIO9(SCL) pins rau I2C tsheb npav txuas.
RS485 interface: Onboard RS485 interface circuits rau kev sib txuas lus ncaj qha.
PH2.0 roj teeb header: Kev them nyiaj ntau thiab kev tswj xyuas nti rau kev txhawb nqa lithium roj teeb.

FAQ

Q: Dab tsi yog qhov nruab nrab tus nqi rau kev khiav LVGL benchmark ntawm ESP-IDF v5.1?
A: Qhov nruab nrab tus nqi yog 41 FPS thaum khiav LVGL benchmark example ntawm ib qho tseem ceeb hauv ESP-IDF v5.1.
Q: Dab tsi yog qhov pom zoo roj teeb muaj peev xwm rau PH2.0 lithium roj teeb qhov (socket)?
A: Nws raug nquahu kom siv ib lub roj teeb ntawm tes nrog lub peev xwm qis dua 2000mAh nrog PH2.0 lithium roj teeb socket.

ESP32-S3-Kov-LCD-4.3

Tshajview

Taw qhia

ESP32-S3-Touch-LCD-4.3 yog lub microcontroller txoj kev loj hlob board nrog 2.4GHz WiFi thiab BLE 5 kev them nyiaj yug, thiab integrates high-muaj peev xwm Flash thiab PSRAM. Lub onboard 4.3-nti capacitive kov npo tuaj yeem ua haujlwm tau zoo ntawm GUI cov haujlwm xws li LVGL. Ua ke nrog ntau yam peripheral interfaces, nws yog qhov tsim nyog rau kev txhim kho sai ntawm HMI thiab lwm yam kev siv ESP32-S3.

Nta

Nruab nrog Xtensa 32-ntsis LX7 dual-core processor, mus txog 240MHz lub ntsiab zaus.

Txhawb 2.4GHz Wi-Fi (802.11 b/g/n) thiab Bluetooth 5 (LE), nrog rau lub kav hlau txais xov onboard.
Ua-hauv 512KB ntawm SRAM thiab 384KB ROM, nrog onboard 8MB PSRAM thiab 8MB Flash.

Onboard 4.3 nti capacitive kov zaub, 800 × 480 daws teeb meem, 65K xim.
Txhawb capacitive kov tswj ntawm I2C interface, 5-point kov nrog cuam tshuam kev txhawb nqa.
Onboard CAN, RS485, I2C interface, thiab TF daim npav qhov, integrate full-speed USB port.

Txhawb lub moos hloov tau yooj yim, module fais fab mov qhov chaw ywj pheej, thiab lwm yam kev tswj kom paub txog kev siv hluav taws xob tsawg hauv cov xwm txheej sib txawv.

Hardware Description

Onboard Interface

UART Chaw nres nkoj: Siv CH343P nti rau USB rau UART rau kev txuas UART_TXD (GPIO43) thiab UART_RXD (GPIO44) tus pin ntawm ESP32-S3. uas yog rau firmware programming thiab cav luam ntawv.

USB Connector: GPIO19(DP) thiab GPIO20(DN) yog USB pins ntawm ESP32-S3, uas tuaj yeem txuas cov koob yees duab nrog UVC raws tu qauv. Yog xav paub ntxiv txog tus tsav tsheb UVC, koj tuaj yeem xa mus rau qhov txuas no.
Sensor interface: Lub interface no txuas nrog GPIO6 li ADC, uas tuaj yeem txuas nrog cov khoom siv Sensor.

CAN Interface: tuaj yeem siv los ua USB interface ib yam nkaus, koj tuaj yeem hloov CAN / USB nrog FSUSB42UMX nti. USB interface yog siv los ntawm lub neej ntawd (thaum USB_SEL tus pin ntawm FSUSB42UMX yog teem rau LOW).
I2C interface: ESP32-S3 muab ntau txoj kab kev kho vajtse, tam sim no siv GPIO8(SDA) thiab GPIO9(SCL) pins li I2C tsheb npav rau thauj khoom IO expansion nti, kov interface thiab I2C interface.

RS485 interface: pawg thawj coj loj hlob onboard RS485 interface circuits rau kev sib txuas ncaj qha rau RS485 ntaus ntawv sib txuas lus, thiab txhawb kev hloov pauv tsis siv neeg ntawm RS485 circuit transceiver hom.
PH2.0 roj teeb header: Pawg thawj coj saib xyuas kev txhim kho siv cov nqi zoo thiab kev tswj xyuas nti CS8501. Nws tuaj yeem txhawb nqa ib leeg-cell lithium roj teeb rau 5V. Tam sim no, tus nqi them tam sim no tau teeb tsa ntawm 580mA, thiab cov neeg siv tuaj yeem hloov kho qhov them tam sim no los ntawm kev hloov R45 resistor. Yog xav paub ntxiv, koj tuaj yeem xa mus rau Schematic daim duab .

PIN txhais

Kev sib txuas ntawm Hardware

ESP32-S3-Kov-LCD-4.3 los nrog onboard tsis siv neeg rub tawm Circuit Court. Hom C chaw nres nkoj, cim UART, yog siv rau kev rub tawm thiab kaw. Thaum qhov kev pab cuam yog downloaded, khiav nws los ntawm nias lub RESET khawm.
Thov khaws lwm cov hlau lossis cov khoom yas kom deb ntawm PCB kav hlau txais xov cheeb tsam thaum siv.

Lub rooj tsav xwm txhim kho siv PH2.0 txuas txuas ntxiv ADC, CAN, I2C, thiab RS485 peripheral pins. Siv PH2.0 txog 2.54mm DuPont txiv neej connector los txuas cov khoom siv sensor.
Raws li 4.3-nti npo nyob hauv feem ntau GPIO pins, koj tuaj yeem siv CH422G nti los nthuav IO rau kev ua haujlwm zoo li rov pib dua thiab tswj lub teeb.

Lub CAN thiab RS485 peripheral interfaces txuas mus rau 120ohm resistor siv jumper caps los ntawm lub neej ntawd. Optionally, txuas NC kom tshem tawm qhov kev txiav tawm resistor.
SD daim npav siv SPI kev sib txuas lus. Nco ntsoov tias SD_CS tus pin yuav tsum tau tsav los ntawm EXIO4 ntawm CH422G.

Lwm Cov Lus Cim

Qhov nruab nrab ncej tus nqi rau kev khiav LVGL benchmark example ntawm ib qho tseem ceeb hauv ESP-IDF v5.1 yog 41 FPS. Ua ntej muab tso ua ke, ua kom 120M PSRAM yog qhov tsim nyog.
Lub PH2.0 lithium roj teeb qhov (socket) tsuas yog txhawb nqa ib qho 3.7V lithium roj teeb xwb. Tsis txhob siv ntau lub pob roj teeb rau kev them nyiaj thiab tso tawm ib txhij. Nws raug pom zoo kom siv ib lub roj teeb ntawm tes nrog lub peev xwm qis dua 2000mAh.

Qhov ntev

Kev teeb tsa ib puag ncig
Cov txheej txheem software rau ESP32 series txhim kho pawg thawj coj ua tiav, thiab koj tuaj yeem siv CircuitPython, MicroPython, thiab C / C ++ (Arduino, ESP-IDF) rau kev tsim khoom sai sai. Nov yog cov lus qhia luv luv rau peb txoj kev txhim kho no:

Kev teeb tsa lub tsev qiv ntawv C / C ++:

ESP32 series Arduino txhim kho kev qhia.
ESP32 series ESP-IDF kev txhim kho kev qhia.

MicroPython yog qhov ua tau zoo ntawm Python 3 programming lus. Nws suav nrog ib qho me me ntawm Python tus qauv tsev qiv ntawv thiab tau ua kom zoo rau kev khiav ntawm microcontrollers thiab cov peev txheej-kev txwv ib puag ncig.

Koj tuaj yeem xa mus rau cov ntaub ntawv txhim kho rau MicroPython-hais txog kev txhim kho daim ntawv thov.
Lub tsev qiv ntawv GitHub rau MicroPython tso cai rau rov ua dua rau kev tsim kho.

Kev teeb tsa ib puag ncig yog txaus siab rau Windows 10. Cov neeg siv tuaj yeem xaiv Arduino/Visual Studio Codes (ESP-IDF) ua IDE los tsim. Rau Mac/Linux, cov neeg siv tuaj yeem xa mus rau cov lus qhia ua haujlwm.

ESP-IDF

Kev teeb tsa ESP-IDF

Arduino

Download tau thiab nruab Arduino IDE.
Nruab ESP32 ntawm Arduino IDE raws li qhia hauv qab no, thiab koj tuaj yeem xa mus rau qhov txuas no .
Sau rau hauv kab ntawv txuas hauv qab no hauv Tus Thawj Tswj Haujlwm Ntxiv URLs ntu ntawm qhov chaw tshuaj ntsuam hauv qab File -> Nyiam thiab txuag.

https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json

Nrhiav esp32 ntawm Pawg Thawj Tswj Hwm rau nruab, thiab rov pib Arduino IDE kom ua tiav.

Qhib Arduino IDE thiab nco ntsoov tias Cov Cuab Yeej hauv cov ntawv qhia zaub mov xaiv qhov sib thooj Flash (8MB) thiab ua rau PSRAM (8MB OPI), raws li qhia hauv daim duab hauv qab no.

Kev teeb tsa tsev qiv ntawv

TFT_SPI thiab lvgl cov tsev qiv ntawv xav tau kev teeb tsa files tom qab installation. Nws raug pom zoo kom siv ncaj qha rau ESP32_Display_Panel, ESP32_IO_Expander hauv s3-4.3-libraries, thiab lvgl folders, nrog rau ESP_Panel_Conf.h thiab lv_conf.h files, thiab luam lawv mus rau cov npe C:\Users\xxxx\Documents\Arduino\libraries. Thov nco ntsoov tias "xxxx" sawv cev rau koj lub computer username.

Tom qab luam tawm:

Sample Demo

Arduino

Nco tseg: Ua ntej siv Arduino demos, thov xyuas seb Arduino IDE ib puag ncig thiab kev teeb tsa rub tawm tau raug teeb tsa, kom paub meej, thov tshawb xyuas Arduino Configure.

UART_Test
Siv UART_Test ua tus example, UART_Test tuaj yeem siv rau kev sim UART interface. Qhov no interface tuaj yeem txuas rau GPIO43(TXD) thiab GPIO44(RXD) li UART0.

Tom qab programming cov cai, txuas USB rau Type-C cable rau "UART" Type-C interface. Qhib qhov chaw nres nkoj serial debugging pab, thiab xa lus rau ESP32-S3-Touch-LCD-4.3. ESP32-S3-Kov-LCD-4.3 yuav xa rov qab cov lus tau txais mus rau qhov chaw nres nkoj serial debugging pab. Nco ntsoov tias koj yuav tsum xaiv qhov tseeb COM chaw nres nkoj thiab baud tus nqi. Kos "AddCrLf" ua ntej xa cov lus.

Sensor_AD
Sensor_AD example yog siv los ntsuas kev siv ntawm Sensor AD socket. Qhov kev sib txuas no txuas rau GPIO6 rau kev siv ADC thiab tuaj yeem txuas nrog cov khoom siv Sensor thiab lwm yam.

Tom qab hlawv cov cai, txuas lub Sensor AD socket rau "HY2.0 2P rau DuPont txiv neej lub taub hau 3P 10cm". Tom qab ntawd koj tuaj yeem qhib qhov chaw nres nkoj serial debugging tus pab saib xyuas cov ntaub ntawv nyeem los ntawm AD tus pin. "ADC tus nqi analog" sawv cev rau tus nqi analog nyeem los ntawm ADC, thaum "ADC millivolts tus nqi" sawv cev rau ADC tus nqi hloov mus rau millivolts.
Thaum luv tus pin AD nrog GND tus pin, tus nqi nyeem yog raws li qhia hauv daim duab hauv qab no:

Thaum luv AD tus pin nrog 3V3 tus pin, tus nqi nyeem yog raws li qhia hauv daim duab hauv qab no:

I2C_Test
I2C_Test example yog rau kev sim I2C qhov (socket), thiab qhov kev sib txuas no tuaj yeem txuas rau GPIO8 (SDA) thiab GPIO9 (SCL) rau I2C kev sib txuas lus.

siv no example rau kev tsav tsheb BME680 ib puag ncig sensor, thiab ua ntej kho, koj yuav tsum nruab "BME68x Sensor tsev qiv ntawv" los ntawm LIBRARY MANAGER.
Tom qab programming cov cai, lub qhov (socket) I2C txuas nrog "HY2.0 2P rau DuPont txiv neej lub taub hau 4P 10cm" thiab txuas nrog BME680 ib puag ncig sensor. Cov sensor no muaj peev xwm txheeb xyuas qhov kub, av noo, atmospheric siab, thiab qib roj. Los ntawm qhib qhov chaw nres nkoj debugging tus pab cuam, koj tuaj yeem soj ntsuam: ① rau qhov kub thiab txias (° C), ② rau atmospheric siab (Pa), ③ rau cov txheeb ze av noo (% RH), ④ rau roj tsis kam (ohms), thiab ⑤ rau lub sensor. xwm txheej.

RS485_Test
RS485_Test example yog rau kev sim RS-485 qhov (socket), thiab qhov sib txuas no tuaj yeem txuas rau GPIO15(TXD) thiab GPIO16(RXD) rau RS485 kev sib txuas lus.

Qhov no demo xav tau USB rau RS485 (B). Tom qab programming cov cai, lub qhov (socket) RS-485 tuaj yeem txuas rau USB TO RS485 (B) los ntawm "HY2.0 2P rau DuPont txiv neej lub taub hau 2P 10cm" thiab tom qab ntawd txuas rau PC.
Qhib qhov chaw nres nkoj serial debugging pab thiab xa RS485 cov lus rau ESP32-S3-Touch-LCD-4.3. ESP32-S3-Touch-LCD-4.3 yuav xa cov lus tau txais mus rau qhov chaw nres nkoj serial debugging pab. Xyuas kom koj xaiv qhov tseeb COM chaw nres nkoj thiab baud tus nqi. Ua ntej xa cov lus, kos "AddCrLf" ntxiv cov khoom thauj rov qab thiab kab noj.

SD_Test
SD_Test example yog siv los kuaj lub qhov (socket) SD. Ua ntej siv nws, ntxig ib daim npav SD.

Tom qab hlawv tus lej, ESP32-S3-Kov-* LCD-4.3 yuav paub txog hom thiab qhov loj ntawm SD daim npav thiab ua haujlwm nrog file cov haujlwm xws li tsim, tshem tawm, hloov kho, thiab nug files.

TWAItransmit
TWAItransmit example yog rau kev sim CAN lub qhov (socket), thiab qhov sib txuas no tuaj yeem txuas rau GPIO20(TXD) thiab GPIO19(RXD) rau kev sib txuas lus.

Tom qab programming cov cai, siv "HY2.0 2P rau DuPont txiv neej lub taub hau 2P liab-dub 10cm" cable, thiab txuas lub CAN H thiab CAN L pins ntawm ESP32-S3-Touch-LCD-4.3 rau USB-CAN- A.
Thaum koj qhib qhov chaw nres nkoj serial debugging pab, koj yuav tsum saib xyuas tias Esp32-s3-kov-lcd-4.3 tau pib xa cov lus CAN.

Txuas USB-CAN-A rau lub khoos phis tawj thiab qhib USB-CAN-A_TOOL_2.0 lub khoos phis tawj sab saud. Xaiv qhov sib txuas COM chaw nres nkoj, teeb tus nqi baud rau 2000000 raws li qhia hauv daim duab, thiab teeb tsa tus nqi CAN baud rau 50.000Kbps. Qhov kev teeb tsa no yuav tso cai rau koj view cov lus CAN xa los ntawm Esp32-s3-kov-lcd-4.3.

TWAIreceive
TWAIreceive example yog rau kev sim CAN lub qhov (socket), thiab qhov sib txuas no tuaj yeem txuas rau GPIO20(TXD) thiab GPIO19(RXD) rau kev sib txuas lus.

Tom qab uploading cov cai, siv "HY2.0 2P rau DuPont txiv neej lub taub hau 2P liab-dub 10cm" cable los txuas CAN H thiab CAN L pins ntawm ESP32-S3-Touch-LCD-4.3 rau USB-CAN-A .
Txuas USB-CAN-A rau lub khoos phis tawj thiab qhib USB-CAN-A_TOOL_2.0 lub khoos phis tawj sab saud. Xaiv qhov sib txuas COM chaw nres nkoj, teeb tsa qhov chaw nres nkoj baud tus nqi rau 2000000 raws li qhia hauv daim duab, thiab teeb tsa tus nqi CAN baud rau 500.000Kbps. Nrog rau cov kev teeb tsa no, koj yuav tuaj yeem xa cov lus CAN rau Esp32-s3-kov-lcd-4.3.

lvgl_Porting
lvgl_Porting example yog rau kev sim RGB touch screen.

Tom qab uploading code, koj tuaj yeem sim kov nws. Tsis tas li, peb muab LVGL porting examples rau cov neeg siv (Yog tias tsis muaj kev tshuaj ntsuam teb tom qab hlawv cov lej, xyuas seb Arduino IDE -> Cov cuab yeej teeb tsa raug teeb tsa: xaiv qhov sib xws Flash (8MB) thiab pab PSRAM (8MB OPI)).

DrawColorBar
DrawColorBar example yog rau kev sim RGB screen.

Tom qab uploading cov cai, koj yuav tsum saib xyuas lub vijtsam uas qhia cov xim xiav, ntsuab, thiab xim liab. Yog tias lub vijtsam tsis pom cov lus teb tom qab hlawv cov lej, xyuas seb Arduino IDE -> Cov cuab yeej teeb tsa raug teeb tsa: xaiv qhov sib xws Flash (8MB) thiab pab PSRAM (8MB OPI).

ESP-IDF

Nco tseg: Ua ntej siv ESP-IDF examples, thov xyuas kom meej tias ESP-IDF ib puag ncig thiab kev teeb tsa rub tawm raug teeb tsa raug. Koj tuaj yeem xa mus rau ESP-IDF ib puag ncig kev teeb tsa rau cov lus qhia tshwj xeeb txog kev kuaj xyuas thiab teeb tsa lawv li cas.

esp32-s3-lcd-4.3-b-i2c_tools

esp32-s3-lcd-4.3-b-i2c_tools example yog siv los kuaj lub qhov (socket) I2C los ntawm kev txheeb xyuas ntau qhov chaw nyob I2C.
Tom qab uploading cov cai, txuas lub I2C ntaus ntawv (rau qhov example, peb tab tom siv BME680 Ib puag ncig Sensor) rau cov pins sib xws ntawm ESP32-S3-Touch-LCD-4.3. Qhib qhov chaw nres nkoj serial debugging pab, xaiv baud tus nqi ntawm 115200, thiab qhib qhov sib txuas COM chaw nres nkoj rau kev sib txuas lus (nco ntsoov lov tes taw ESP-IDF's COM chaw nres nkoj ua ntej, vim nws yuav nyob hauv COM chaw nres nkoj thiab tiv thaiv kev nkag mus rau serial chaw nres nkoj).
Nias tus yuam sij Reset ntawm ESP32-S3-Kov-LCD-4.3, SSCOM luam tawm cov lus, input "i2cdetect" raws li qhia hauv qab no. "77" tau luam tawm, thiab I2C qhov (socket) xeem dhau.

uart_echo
uart_echo example yog rau kev sim RS485 qhov (socket).

Tom qab uploading cov cai, txuas USB rau RS485 thiab ESP32-S3-Touch-LCD-4.3 los ntawm A thiab B pins. Qhib SSCOM los xaiv qhov sib txuas COM chaw nres nkoj rau kev sib txuas lus tom qab txuas USB rau RS485 rau PC.
Xaiv tus baud tus nqi li 115200 raws li qhia hauv qab no. Thaum koj xa ib yam dab tsi, nws tau looped rov qab thiab tso tawm kom pom. Qhov ntawd yog qhov qhia tau zoo tias RS485 lub qhov (socket) ua haujlwm raws li qhov xav tau.

twai_network_master
twai_network_master example yog rau kev xeem CAN socket.

Tom qab uploading cov cai, siv "HY2.0 2P rau DuPont txiv neej lub taub hau 2P liab-dub 10cm" cable los txuas CAN H thiab CAN L pins ntawm ESP32-S3-Touch-LCD-4.3 rau USB-CAN-A .

Txuas USB-CAN-A rau lub khoos phis tawj thiab qhib USB-CAN-A_TOOL_2.0 lub khoos phis tawj sab saud. Xaiv qhov sib txuas COM chaw nres nkoj, teeb tsa qhov chaw nres nkoj baud tus nqi mus rau 2000000 raws li qhia hauv daim duab, thiab teeb tsa tus nqi baud tus nqi ntawm 25.000Kbps (kho theem 1 thiab theem tsis 2 yog tias tsim nyog).

Nias lub Reset khawm ntawm ESP32-S3-Touch-LCD-4.3 ua rau cov ntaub ntawv luam tawm hauv cov ntaub ntawv ntawm USBCANV2.0, lees paub qhov kev sim ua tiav ntawm CAN lub qhov (socket).

demo1
demo 1 example yog rau kev soj ntsuam cov nyhuv ntawm qhov screen.

Cov peev txheej

Cov ntaub ntawv

Schematic daim duab
ESP32 Arduino Core cov ntaub ntawv arduino-esp32
ESP-IDF
ESP32-S3-Kov-LCD-4.3 3D Drawing

Demo

ESP32-S3-Touch-LCD-4.3_libraries
Sample demo

Software

sscom serial chaw nres nkoj pab
Arduino IDE
UCANV2.0.exe ua

Cov ntaub ntawv

ESP32-S3 Series Datasheet
ESP32-S3 Wroom Datasheet
Cov ntaub ntawv CH343
TSI 1051

FAQ

Nqe Lus Nug: ESP32-S3-Kov-LCD-4.3 Puas tuaj yeem txais tsis tau?
Teb:

Rov pib lub COM chaw nres nkoj hauv UCANV2.0.exe thiab nias lub ESP32-S3-Touch-LCD-4.3 pib dua khawm ntau zaus.
Uncheck DTR thiab RTS hauv qhov chaw nres nkoj serial debugging pab.

Nqe Lus Nug: ESP32-S3-Kov-LCD-4.3 qhia tias tsis muaj lus teb tom qab programming Arduino program rau RGB screen zaub?
Teb:
Yog tias tsis muaj qhov screen teb tom qab programming cov cai, xyuas seb qhov kev teeb tsa raug raug teeb tsa hauv Arduino IDE -> Cov Cuab Yeej: Xaiv qhov sib thooj Flash (8MB) thiab pab PSRAM (8MB OPI).

Nqe Lus Nug: ESP32-S3-Kov-LCD-4.3 tsis suav nrog Arduino demo rau lub vijtsam RGB thiab qhia qhov yuam kev?
Teb:
Xyuas seb lub tsev qiv ntawv "s3-4.3-libraries" raug teeb tsa. Thov xa mus rau cov kauj ruam installation.

Txhawb nqa

Kev pab txhawb nqa

Yog tias koj xav tau kev txhawb nqa lossis muaj kev tawm tswv yim / rovview, thov nias lub pob xa tam sim no kom xa daim pib, Peb pab neeg txhawb nqa yuav kuaj xyuas thiab teb rau koj hauv 1 txog 2 hnub ua haujlwm. Thov ua siab ntev thaum peb ua txhua yam los pab koj daws qhov teeb meem. Lub Sijhawm Ua Haujlwm: 9 teev sawv ntxov - 6 teev sawv ntxov GMT + 8 (Hnub Monday txog Friday)

Nkag mus / Tsim tus account

Cov ntaub ntawv / Cov ntaub ntawv

WAVESHARE ESP32-S3 4.3 nti Capacitive Touch Display Development Board [ua pdf] Cov neeg siv phau ntawv qhia
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WAVESHARE ESP32-S3 4.3 nti Capacitive Touch Display Development Board