Unit CamS3

SKU:U174

Description

Unit CamS3 is a compact camera unit based on the ESP32S3 module, supporting WiFi cloud image transmission. It is equipped with 8M PSRAM and 16M Flash memory, paired with a 2-megapixel camera (OV2640), featuring a DFOV of 66.5°, capable of capturing photos at a maximum resolution of 1600x1200. The built-in Micro SD card slot can be used to store images and other information. The built-in PDM microphone allows for sound recording. The HY2.0-4P port at the bottom exposes the S3 internal D+/D- pins, supporting firmware updates or USB serial communication via the M5Grove2USB-C module. The onboard 2x1x3 pin headers expose the ESP32S3 program download port. The factory firmware provides complete functionality for shooting and uploading to EZData, allowing users to easily configure and implement remote free image monitoring. This product is suitable for applications in remote monitoring, time-lapse photography, industrial automation, and more.

Learn

Unit CamS3 Getting Started Guide

This tutorial will introduce you to how to burn firmware to the M5CAMS3 device using Burner and its features.

Features

Based on the ESP32-S3-WROOM-1-N16R8 module, supporting WiFi
WiFi cloud EZDATA or serial transmission of image data
Equipped with a 2-megapixel camera (OV2640)
Built-in Micro SD card slot
Built-in PDM microphone, supporting sound recording
Built-in programmable indicator light

Includes

1 x Unit CamS3
1 x Grove2USB-C
2 x Male-to-male breadboard wires
1 x HY2.0-4P Grove cable (20cm)
1 x LEGO adapter

Applications

Remote monitoring
Time-lapse photography
Industrial automation

Specifications

Specification	Parameter
ESP32-S3-WROOM-1-N16R8	Dual-core 240 MHz@ supports WiFi, onboard antenna
PSRAM	8M PSRAM
Flash	16M Flash
Camera	2MP@OV2640
OV2640 Output Formats	YUV (422/420) /YCbCr422, 8-bit compressed data, RGB565/555, 8-/10-bit Raw RGB data
DFOV	66.5°
MIC	PDM microphone@MSM1261D4030HCPM
Memory Card	Micro SD card
Operating Temperature	0 ~ 40°C
Housing Material	Plastic
Product Dimensions	40 x 24 x 11mm
Package Dimensions	136 x 92 x 20mm
Product Weight	10.8g
Gross Weight	18.9g

Learn

Download Program:

When using the Grove2USB-C provided in the product package for downloading, before powering on, short the G0 and GND pins of the pin header with the provided male-to-male breadboard wire to enter download mode, then use the Grove2USB-C for downloading.

Schematics

PinMap

Camera

Interface	Camera Pin	ESP32-S3
SCCB Clock	SIOC	G41
SCCB Data	SIOD	G17
System Clock	XCLK	G11
Vertical Sync	VSYNC	G42
Horizontal Reference	HREF	G18
Pixel Clock	PCLK	G12
Pixel Data Bit 0	D2	G6
Pixel Data Bit 1	D3	G15
Pixel Data Bit 2	D4	G16
Pixel Data Bit 3	D5	G7
Pixel Data Bit 4	D6	G5
Pixel Data Bit 5	D7	G10
Pixel Data Bit 6	D8	G4
Pixel Data Bit 7	D9	G13
Camera Reset	RESET	G21
Camera Power Down	PWDN	GND
Power Supply 3.3V	3V3	3V3
Ground	GND	GND

CAMS3 Unit	TX/D+	RX/D-	CS	MOSI	CLK	MISO	LED	MIC_CLK	MIC_DATA
GROVE	G20	G19
SD Card Socket			G9	G38	G39	G40
Programmable LED							G14
MIC								G47	G48

Model Size

Datasheets

Softwares

Arduino

Unit CamS3 User Demo

EasyLoader

Easyloader	Download Link	Notes
Unit CamS3-5MP Firmware Easyloader	download	/

After burning the firmware, connect your computer or phone to the "UnitCAMS3-WiFi" hotspot, enter 192.168.4.1 in the browser, and click "Stream" to view the image. Built-in EZData cloud for remote viewing, recording, SD card storage, and other practical functions.

Video

Unit CAMS3 Remote Image Viewing and Time-lapse Photography

Product Comparison

	SoC	Memory	Camera	MIC	Download Mode
CAM Unit	ESP32-WROOM-32E	520 KB SRAM and 4 MB SPI flash	OV2640200W Pixel	/	ESP32-Downloader
CAMS3 Unit	ESP32-S3-WROOM-1-N16R8	8M PSRAM and 16M Flash	OV2640200W Pixel	MSM1261D4030HCPM	ESP32-Downloader and Grove2USB-C