diff --git a/internal_filesystem/boot_unix.py b/internal_filesystem/boot_unix.py index 3d7cfb6c..410c6de5 100644 --- a/internal_filesystem/boot_unix.py +++ b/internal_filesystem/boot_unix.py @@ -71,29 +71,4 @@ sdlkeyboard.set_paste_text_callback(mpos.clipboard.paste_text) # print(f"boot_unix: code={event_code}") # target={event.get_target()}, user_data={event.get_user_data()}, param={event.get_param()} #keyboard.add_event_cb(keyboard_cb, lv.EVENT.ALL, None) -# On the Waveshare ESP32-S3-Touch-LCD-2, the camera is hard-wired to power on, -# so it needs a software power off to prevent it from staying hot all the time and quickly draining the battery. -# 1) Initialize camera, otherwise it doesn't reply to I2C commands: -try: - from camera import Camera - cam = Camera(data_pins=[12,13,15,11,14,10,7,2],vsync_pin=6,href_pin=4,sda_pin=21,scl_pin=16,pclk_pin=9,xclk_pin=8,xclk_freq=20000000,powerdown_pin=-1,reset_pin=-1,pixel_format=PixelFormat.RGB565,frame_size=FrameSize.R240X240,grab_mode=GrabMode.LATEST) - cam.deinit() -except Exception as e: - print(f"camera init for power off got exception: {e}") -# 2) Soft-power off camera, otherwise it uses a lot of current for nothing: -try: - from machine import Pin, I2C - i2c = I2C(1, scl=Pin(16), sda=Pin(21)) # Adjust pins and frequency - devices = i2c.scan() - print("Scan of I2C bus on scl=16, sda=21:") - print([hex(addr) for addr in devices]) # finds it on 60 = 0x3C after init - camera_addr = 0x3C # for OV5640 - reg_addr = 0x3008 - reg_high = (reg_addr >> 8) & 0xFF # 0x30 - reg_low = reg_addr & 0xFF # 0x08 - power_off_command = 0x42 # Power off command - i2c.writeto(camera_addr, bytes([reg_high, reg_low, power_off_command])) -except Exception as e: - print(f"Warning: powering off camera got exception: {e}") - print("boot_unix.py finished")