diff options
-rw-r--r-- | Demos/Device/ClassDriver/GenericHID/HostTestApp/test_generic_hid.py | 92 | ||||
-rw-r--r-- | Demos/Device/ClassDriver/GenericHID/asf.xml | 1 |
2 files changed, 93 insertions, 0 deletions
diff --git a/Demos/Device/ClassDriver/GenericHID/HostTestApp/test_generic_hid.py b/Demos/Device/ClassDriver/GenericHID/HostTestApp/test_generic_hid.py new file mode 100644 index 000000000..f04892a06 --- /dev/null +++ b/Demos/Device/ClassDriver/GenericHID/HostTestApp/test_generic_hid.py @@ -0,0 +1,92 @@ +""" + LUFA Library + Copyright (C) Dean Camera, 2013. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +""" + +""" + LUFA Generic HID device demo host test script. This script will send a + continuous stream of generic reports to the device, to show a variable LED + pattern on the target board. Send and received report data is printed to + the terminal. + + Requires the pywinusb library (https://pypi.python.org/pypi/pywinusb/). +""" + +import sys +from time import sleep +import pywinusb.hid as hid + + +def get_hid_device_handle(VID, PID): + hid_device_filter = hid.HidDeviceFilter(vendor_id = VID, product_id = PID) + valid_hid_devices = hid_device_filter.get_devices() + + if len(valid_hid_devices) is 0: + return None + else: + return valid_hid_devices[0] + + +def send_led_pattern(device, led1, led2, led3, led4): + # Length of the report: one byte for the report ID, remainder is the + # payload length as set in the demo + generic_report_size = 1 + 8 + + # Report data for the demo is the report ID (always zero) followed by the + # LED on/off data + report_data = [0, led1, led2, led3, led4] + + # Zero-extend the array to the length the report should be + report_data.extend([0] * (generic_report_size - len(report_data))) + + # Send the generated report to the device + device.send_output_report(report_data) + + print("Sent LED Pattern: {0}".format(report_data[1:5])) + + +def received_led_pattern(report_data): + print("Received LED Pattern: {0}".format(report_data[1:5])) + + +def main(): + hid_device = get_hid_device_handle(VID=0x03EB, PID=0x204F) + + if hid_device is None: + print("No valid HID device found.") + sys.exit(1) + + try: + hid_device.open() + + print("Connected to device 0x%04X/0x%04X - %s [%s]" % + (hid_device.vendor_id, hid_device.product_id, + hid_device.product_name, hid_device.vendor_name)) + + # Set up the HID input report handler to receive reports + hid_device.set_raw_data_handler(received_led_pattern) + + p = 0 + while (hid_device.is_plugged()): + # Convert the current pattern index to a bit-mask and send + send_led_pattern(hid_device, + (p >> 3) & 1, + (p >> 2) & 1, + (p >> 1) & 1, + (p >> 0) & 1) + + # Compute next LED pattern in sequence + p = (p + 1) % 16 + + # Delay a bit for visual effect + sleep(.2) + + finally: + hid_device.close() + + +if __name__ == '__main__': + main() diff --git a/Demos/Device/ClassDriver/GenericHID/asf.xml b/Demos/Device/ClassDriver/GenericHID/asf.xml index 3f0658f83..1f03490e5 100644 --- a/Demos/Device/ClassDriver/GenericHID/asf.xml +++ b/Demos/Device/ClassDriver/GenericHID/asf.xml @@ -53,6 +53,7 @@ <require idref="lufa.common"/>
<require idref="lufa.platform"/>
<require idref="lufa.drivers.usb"/>
+ <require idref="lufa.drivers.board"/>
<require idref="lufa.drivers.board.leds"/>
</module>
</asf>
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