ELECROW ESP32 Terminal with 3.5 inch SPI Capacitive Touch Display User Manual

: August 28, 2024
: ELECROW

Table of Contents

ESP32 Terminal with 3.5 inch SPI Capacitive Touch Display
IMPORTANT SAFETY WARNING!
Speciﬁcation
Part List
Hardware and Interface
Schematic Diagram of IO Port
Expansion Resources
Contact Technical Support
Read User Manual Online (PDF format)
Download This Manual (PDF format)

ESP32 Terminal with 3.5inch SPI
Capacitive Touch Display
User Manual

ESP32 Terminal with 3.5 inch SPI Capacitive Touch Display

Thank you for purchasing our product.
Please read this user manual carefully before use and keep it properly for future reference.

IMPORTANT SAFETY WARNING!

This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliancein a safe way and understand the hazards involved.
Children shall not playwith the appliance.
Cleaning and user maintenance shall not be made by children without supervision.
WARNING: Use the detachable supply unit provided with this appliance only.

Informationon the disposal for Waste Electrical & Electronic Equipment(WEEE). This symbol on the products and accompanying documents means that used electrical and electronic products should not be mixed with general household waste. For proper disposal for treatment, recovery and recycling, please take these products to designated collection points where they will be accepted on a free of charge basis. In some countries you may be able toreturn your products to your local retailer upon the purchase of a new product. Disposing of this product correctly will help you save valuable resources and prevent any possible effects on human health and the environment, which could otherwise arise from inappropriate wastehandling. Please contact your local authority for further details of your near estcollection point for WEEE.

Speciﬁcation

Main Chip	Core Processor	Xtensa® 32-bit LX7
Memory	16MB Flash 8MB PSRAM
Maximum Speed	240Mhz
Wi-Fi	802.11 a/b/g/n 1×1,2.4 GHz band supports 20 and 40 MHz bandwidth,

Part List

1x 3.5 inch SPI Display with camera (included Acrylic Shell)
1x USB C Cable

Hardware and Interface

Hardware Overview

RESET button.
Press this button to reset the system.
LiPo port.
Lithium battery charging interface (lithium battery not included)
BOOT button.
Hold down the Boot button and press the RESET button to initiate ﬁrmware download mode. Users can download ﬁrmware through the serial port
5V Power/Type C interface.
It serves as the power supply for the development board and the communication interface between the PC and ESP-WROOM-32.
6 Crowtail interfaces (2Analog,2Digital,1UART,1IIC).
Users can program the ESP32-S3 to communicate with peripherals connected to the Crowtail interface.

Schematic Diagram of IO Port

| GND| ESP32 S3| GND|
---|---|---|---|---
| 3V3| IO1| SCL
RESET| EN\RST| IO2| SDA
VS| IO4| TXD0| UART0_TX
HS| IO5| RXD0| UART0_RX
D9| IO6| IO42| SPI_D/I
MCLK| IO7| IO41| MIC_SD
D8| IO15| IO40| D2 GPIO
D7| IO16| IO39| MIC_CLK
PCLK| IO17| IO38| MIC_WS
D6| IO18| NC|
D2| IO8| NC|
| IO19| NC|
| IO20| IO0| TP_INT/DOWNL
CS| IO3| IO45|
BACK| IO46| IO48| D4
| IO9| IO47| D3
CS| IO10| IO21| D5
D1 GPIO| IO11| IO14| SPI_MISO
SPI_SCL| IO12| IO13| SPI_MOSI