83593a1558
This allows you to list and explore connected USB devices. It only stubs out the methods to communicate to endpoints. That will come in a follow up once TinyUSB has it. (It's in progress.) Related to #5986
36 lines
939 B
Python
36 lines
939 B
Python
import array
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import usb.core
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import sys
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# This is a basic Microsoft optical mouse with two buttons and a wheel that can
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# also be pressed.
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USB_VID = 0x045E
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USB_PID = 0x0040
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# This is ordered by bit position.
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BUTTONS = ["left", "right", "middle"]
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device = usb.core.find(idVendor=USB_VID, idProduct=USB_PID)
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print(device.manufacturer, device.product)
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# Test to see if the kernel is using the device and detach it.
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if device.is_kernel_driver_active(0):
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device.detach_kernel_driver(0)
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# Boot mice have 4 byte reports
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buf = array.array("b", [0] * 4)
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report_count = 0
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while True:
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try:
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count = device.read(0x81, buf)
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except usb.core.USBTimeoutError:
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continue
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if report_count % 15 == 0:
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print("x y wheel buttons")
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print(buf[1], buf[2], buf[3], end=" ")
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for i, button in enumerate(BUTTONS):
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if buf[0] & (1 << i) != 0:
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print(button, end=" ")
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print()
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report_count += 1
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