• 1
    Step 1

    1- connect the ESP32, the waveshare LCD and the SD card reader as the following  table. all VCC to 3.3 v

    waveshare pin

    SD card

    SPI  name

    esp32 pin

    DIN

    MOSI

    MOSI

    GPIO 23

    CLK

    SCK

    SLCK

    GPIO 18

    CS

    ———

    Chip Select

    GPIO 5

    DC

    ———

    Data Command

    GPIO 2

    RST

    ———-

    REST

    GPIO 4

    BL

    ————

    Back Light

    GPIO 15

    ———-

    MISO

    GPIO 19

    ————

    SD SC

    GPIO 13

    2-copy the business_card_final.ino from files folder to your PC

    3- load the program to the ESP32 using arduino IDE. you will see zameel business card displayed on the LCD 

    4- insert the SD card in the SD card reader 

    5- log your device (PC, phone ……..) to zameel business card network. the password is 12345678

    6- using any web browser open 192.168.4.1 page 

    7- it will display the following page 

    8- fill the form and submit the information . the web page and LCD will display       the information and the same information will be saved in the SD card.

    9- with every new submit the display and the web will change but the SD card      will keep the record for all summations 

    10- remove the SD card and insert it to the PC. open data.txt. you will see all the submissions information 

    I will appreciate all comments and suggestions