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camctl
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camctl
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#!/usr/bin/env python3
import usb.core
import usb.util
import argparse
import sys
class CAM:
def __init__(self, vid, pid):
self.vendor = vid
self.product = pid
self._find()
def _find(self):
devices = list(usb.core.find(idVendor=vid, idProduct=pid, find_all=True))
self.device = devices[0]
def claim(self):
if self.device.is_kernel_driver_active(0):
print('Detaching kernel driver..')
self.device.detach_kernel_driver(0)
def declaim(self):
if not self.device.is_kernel_driver_active(0):
print('Reattaching kernel driver..')
usb.util.dispose_resources(self.device)
self.device.attach_kernel_driver(0)
def fan(self, speed):
print('Setting fan speed to {}..'.format(speed))
self.device.write(1, [2, 77, 0, 0, speed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])
def pump(self, speed):
print('Setting pump speed to {}..'.format(speed))
self.device.write(1, [2, 77, 64, 0, speed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])
# Change these if they differ from yours
# See lsusb (e.g. Bus 001 Device 004: ID 1e71:170e NZXT)
vid = 0x1e71
pid = 0x170e
parser = argparse.ArgumentParser()
parser.add_argument('-f', '--fanspeed', dest='fanspeed', type=int, default=None, help="Fan speed between 10 - 100")
parser.add_argument('-p', '--pumpspeed', dest='pumpspeed', type=int, default=None, help="Pump speed between 10 - 100")
args = parser.parse_args()
if args.fanspeed:
if args.fanspeed < 10 or args.fanspeed > 100:
print('Fan speed must be between 10 - 100')
sys.exit(0)
if args.pumpspeed:
if args.pumpspeed < 10 or args.pumpspeed > 100:
print('Pump speed must be between 10 - 100')
sys.exit(0)
try:
cam = CAM(vid, pid)
cam.claim()
if args.fanspeed:
cam.fan(args.fanspeed)
if args.pumpspeed:
cam.pump(args.pumpspeed)
cam.declaim()
except Exception as e:
cam.declaim()
raise(e)