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-rw-r--r--Demos/Device/LowLevel/GenericHID/HostTestApp/test_generic_hid.py43
1 files changed, 19 insertions, 24 deletions
diff --git a/Demos/Device/LowLevel/GenericHID/HostTestApp/test_generic_hid.py b/Demos/Device/LowLevel/GenericHID/HostTestApp/test_generic_hid.py
index 1e5f43019..7dc068dd5 100644
--- a/Demos/Device/LowLevel/GenericHID/HostTestApp/test_generic_hid.py
+++ b/Demos/Device/LowLevel/GenericHID/HostTestApp/test_generic_hid.py
@@ -1,6 +1,8 @@
+#!/usr/bin/env python
+
"""
LUFA Library
- Copyright (C) Dean Camera, 2017.
+ Copyright (C) Dean Camera, 2019.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
@@ -17,37 +19,34 @@
import sys
from time import sleep
-import pywinusb.hid as hid
-
-# Generic HID device VID, PID and report payload length (length is increased
-# by one to account for the Report ID byte that must be pre-pended)
-device_vid = 0x03EB
-device_pid = 0x204F
-report_length = 1 + 8
+import hid
def get_hid_device_handle():
- hid_device_filter = hid.HidDeviceFilter(vendor_id=device_vid,
- product_id=device_pid)
+ all_hid_devices = hid.enumerate()
- valid_hid_devices = hid_device_filter.get_devices()
+ lufa_hid_devices = [d for d in all_hid_devices if d['vendor_id'] == 0x03EB and d['product_id'] == 0x204F]
- if len(valid_hid_devices) is 0:
+ if len(lufa_hid_devices) is 0:
return None
- else:
- return valid_hid_devices[0]
+
+ device_handle = hid.device()
+ device_handle.open_path(lufa_hid_devices[0]['path'])
+ return device_handle
def send_led_pattern(device, led1, led2, led3, led4):
# 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] * (report_length - len(report_data)))
+ report_data = bytearray(9)
+ report_data[0] = 0
+ report_data[1] = led1
+ report_data[2] = led2
+ report_data[3] = led3
+ report_data[4] = led4
# Send the generated report to the device
- device.send_output_report(report_data)
+ device.write(report_data)
print("Sent LED Pattern: {0}".format(report_data[1:5]))
@@ -64,11 +63,7 @@ def main():
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))
+ print("Connected to device.", flush=True)
# Set up the HID input report handler to receive reports
hid_device.set_raw_data_handler(received_led_pattern)