Espressif Systems ESP User Manual

3.5.7 Can I turn o󰝗 network keys and IV updates when using the ESP32 BLE Mesh application? 28
3.6 Camera application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3.6.1 What type of camera does the ESP32 series chips support? . . . . . . . . . . . . . . . . . 29
3.6.2 Where is the factory 󰝘rmware of ESP-EYE? . . . . . . . . . . . . . . . . . . . . . . . . 29
3.6.3 Does ESP32 support the camera with a 12-bit DVP interface? . . . . . . . . . . . . . . . 29
3.6.4 Does ESP32 support acquiring JPEG images using a camera without JEPG encoding? . . 29
3.6.5 Can the 2-megapixel OV2640 camera on the ESP-EYE be changed to only output 0.3-
megapixel images? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3.6.6 Does ESP32 support a global shutter camera? . . . . . . . . . . . . . . . . . . . . . . . 29
3.6.7 What is the frame rate when ESP32 transfers 1080P video via RTSP using the DVP camera? 29
3.6.8 ESP32-S3 only supports MJPEG encoding, but H264/H265 format encoding is needed
when implementing rtsp/rtmp streaming. Is there any encoding that supports H264/H265
format? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
3.6.9 Does ESP32/ESP32-S3 have a camera that supports wide-angle? . . . . . . . . . . . . . 30
3.6.10 It takes 5 seconds for ESP32-S2 to display the camera image from power-on. Can it be
improved? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
3.6.11 Can ESP32 directly provide 24 MHz frequency to GC0308 camera? . . . . . . . . . . . . 30
3.6.12 Does ESP32/ESP32-S3 support MMS streaming protocol? . . . . . . . . . . . . . . . . . 30
3.6.13 When debugging the GC2145 camera with ESP32-S3, the maximum supported resolution
seems to be 1024x768. If it is adjusted to a larger resolution, such as 1280x720, it will
print cam_hal: EV-EOF-OVF error. How to solve this issue? . . . . . . . . . . . . . . . . 30
3.6.14 Does ESP32-S3 support GB28181 protocol? . . . . . . . . . . . . . . . . . . . . . . . . 30
3.6.15 Is there any reference for ESP32/ESP32-S2/ESP32-S3 to recognize the QR code through
the camera? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.6.16 When adding the SD-card interface and camera interface for OV5640 sensor, we found
that some pins of di󰝗erent ESP32 drivers con󰝙icted with each other. Please suggest pins
for the camera interface and SD-card interface. . . . . . . . . . . . . . . . . . . . . . . . 31
3.6.17 Can a driver for a speci󰝘c camera model be added if the currently supported camera sensors
do not meet my requirements? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.6.18 How to add a custom resolution? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.6.19 How to modify the register con󰝘guration of a camera sensor? . . . . . . . . . . . . . . . 31
3.6.20 What triggers “cam_hal: EV-VSYNC-OVF”in esp32-camera? . . . . . . . . . . . . . 32
3.7 Community sw and platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
3.8 ESP Matter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
3.8.1 Which ESP modules can be connected to Matter? . . . . . . . . . . . . . . . . . . . . . 32
3.8.2 What learning materials are available to get started with ESP Matter? . . . . . . . . . . . 32
3.8.3 Can I compile and develop ESP Matter on Windows? . . . . . . . . . . . . . . . . . . . 32
3.8.4 Where can I 󰝘nd the Matter protocol documentation? . . . . . . . . . . . . . . . . . . . 32
3.8.5 How to register an ESP Matter product? . . . . . . . . . . . . . . . . . . . . . . . . . . 33
3.8.6 When using Ubuntu virtual machine to develop ESP Matter on ESP32-C3, network pro-
visioning failed when I followed the Matter o󰝚cial tutorial. What could be the reason? . . 33
3.8.7 How to apply for a Matter DAC? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
3.8.8 Does ESP Matter have a test tool/test app? . . . . . . . . . . . . . . . . . . . . . . . . . 33
3.8.9 Matter needs to use DCL in the network provision process. What is the speci󰝘c function
of DCL? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
3.8.10 How to connect our Zigbee-based products with Matter through ESP chip? . . . . . . . . 33
3.8.11 Does Matter work with Samsung’s smartthings? . . . . . . . . . . . . . . . . . . . . . 34
3.8.12 Can Matter-enabled ESP devices be remotely controlled using Amazon/Google/Apple
voice devices? Do these voice devices need to support the Matter protocol? (For example:
Saying “Turn o󰝗 the light”to turn o󰝗 the lights in the house) . . . . . . . . . . . . . . 34
3.8.13 Does the product need to pass WiFi authentication and Bluetooth BQB authentication be-
fore submitting the Matter authentication? . . . . . . . . . . . . . . . . . . . . . . . . . 34
3.8.14 Where is the DAC (Device Attestation Certi󰝘cate) pre-imported by ESP Matter module
stored? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
3.8.15 Can I con󰝘gure Wi-Fi of ESP32 Matter devices by BLE？ . . . . . . . . . . . . . . . . . 34
3.9 ESP-NOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
3.9.1 What is the one-to-one bit rate for ESP32 in ESP-NOW mode？ . . . . . . . . . . . . . 35
3.9.2 What is ESP-NOW? What are its advantages and application scenarios? . . . . . . . . . . 35
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Espressif Systems ESP Specifications

General

Brand	Espressif Systems
Model	ESP
Category	Motherboard
Language	English