MicroPython driver for OV2640 camera

dcexpert

MicroPython driver for OV2640 camera [Copy link]

 

 

MicroPython ArduCAM OV2640 basic interface for ESP8266 and ESP32.

Pinouts

The method to connect the camera to ESP8266 and ESP32 is as follows

Camera Pinout	ESP8266 Pinout	ESP32 Pinout
CS	GPIO2	GPIO15
MOSI	GPIO13	GPIO13
MISO	GPIO12	GPIO12
SCK	GPIO14	GPIO14
SDA	GPIO4	GPIO21
SCL	GPIO5	GPIO22

Driver URL:

游客，如果您要查看本帖隐藏内容请回复

dcexpert

import ov2640
import gc
import time
import sys

FNAME = 'image2.jpg'

def main():
    try:
        print("initializing camera")
        cam = ov2640.ov2640(resolution=ov2640.OV2640_320x240_JPEG)
        #cam = ov2640.ov2640(resolution=ov2640.OV2640_1024x768_JPEG)
        print(gc.mem_free())
    
        clen = cam.capture_to_file(FNAME, True)
        print("captured image is %d bytes" % clen)
        print("image is saved to %s" % FNAME)
    
        time.sleep(10)
        sys.exit(0)
    
    except KeyboardInterrupt:
        print("exiting...")
        sys.exit(0)


if __name__ == '__main__':
    main()

How to use

火辣西米秀

Where is the driver URL?

littleshrimp

Can OV2640 read images via SPI?

dcexpert

littleshrimp posted on 2021-5-9 07:39 Can OV2640 read images via SPI?

It looks like it's possible, but I haven't tried it yet.

littleshrimp

dcexpert posted on 2021-5-9 16:35 It seems to be possible in the example, but I haven't tried it yet.

It seems that it was all transmitted via parallel port.

dcexpert

littleshrimp posted on 2021-5-9 18:59 It seems that it was all transmitted via parallel port before

Serial interfaces are now popular

littleshrimp

dcexpert published on 2021-5-9 21:42 Serial interface is popular now

It is probably the OV2640 module plus the conversion chip.

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