Ngày tải lên: 22/10/2012, 15:55
IO Create Device
... <= APC_LEVEL. See Also DEVICE_ OBJECT, IoAttachDevice, IoAttachDeviceToDeviceStack, IoCreateDeviceSecure, IoCreateSymbolicLink, IoDeleteDevice © Microsoft Corporation Send feedback on ... IoCreateDevice returns an error, the driver should release any resources that it allocated for that device. Callers of IoCreateDevice must be running at IRQL <= APC_LEVEL. See Also DEVICE_ OBJECT, ... type-specific documentation for your device. Be careful to specify the DeviceType and DeviceCharacteristics values in the correct parameters. Both parameters...
Ngày tải lên: 16/08/2012, 08:46
... con số này sẽ gửi cho CPU. Chuong 5 : I/O Devices Chuong 5 : I/O Devices 46 46 Hard Hard Disk Disk Chuong 5 : I/O Devices Chuong 5 : I/O Devices 4 4 Làm sao CPU nhận biết một I/O Mỗi ... I/O Devices Chuong 5 : I/O Devices 45 45 Hard Hard Disk Disk Track Track Cylinder Cylinder Sector Sector Cluster Cluster Caùc thuaät ngöõ track sector Chuong 5 : I/O Devices Chuong ... bò I/O và CPU được thực hiện theo 2 bước : hiện theo 2 bước : Chuong 5 : I/O Devices Chuong 5 : I/O Devices 25 25 Bảng vector Interrupt Bảng vector Interrupt Một vùng nhớ dài 1024 bytes...
Ngày tải lên: 22/08/2012, 09:35
Bài giảng Input Device
... CTC. Địa chỉ 00A7:107C CS IP Chuong 5 : I/O Devices Chuong 5 : I/O Devices 46 46 Hard Hard Disk Disk Chuong 5 : I/O Devices Chuong 5 : I/O Devices 40 40 Thí duï minh hoaï veà interrupt Thí ... 5 : I/O Devices Chuong 5 : I/O Devices 5 5 Sụ ủo giaỷi maừ ủũa chổ Sụ ủo giaỷi maừ ủũa chổ CPU CPU ROMCS RAMCS I/OCS ADDRESS BUS Caực bit thaỏp Address bus Bit cao Chuong 5 : I/O Devices Chuong ... Time of Day INT 1CH : User Time Interrupt INT 21H : Dos Service Chuong 5 : I/O Devices Chuong 5 : I/O Devices 39 39 HOẠT ĐỘNG NGẮT QUÃNG CỦA I/O HOẠT ĐỘNG NGẮT QUÃNG CỦA I/O CPU yêu cầu...
Ngày tải lên: 25/08/2012, 10:36
Head First Design Patterns 2.0
... single directory, say, c:\test\: • DoFactory.HeadFirst.Proxy.GumballState.Client.exe • DoFactory.HeadFirst. Proxy.GumballState.Server.exe • DoFactory.HeadFirst. Proxy.GumballState.Machine.dll ... Implemented as DoFactory.HeadFirst.Combining.Decorator Page 508: We need a factory to produce ducks! Java program name: combining/factory Implemented as DoFactory.HeadFirst.Combining.Factory ... singleton/classic Implemented as DoFactory.HeadFirst.Singleton.Classic Page 175: The Chocolate Factory Java program name: singleton/chocolate Implemented as DoFactory.HeadFirst.Singleton.Chocolate...
Ngày tải lên: 12/09/2012, 14:40
Manage MD devices aka Linux Software Raid
... mdadm NAME mdadm - manage MD devices aka Linux Software Raid. SYNOPSIS mdadm [mode] <raiddevice> [options] <component-devices> DESCRIPTION RAID devices are virtual devices created from ... survive some degree of device failure. Linux Software RAID devices are implemented through the md (Multiple Devices) device driver. Currently, Linux supports LINEAR md devices, RAID0 (striping), ... the array device and possibly a second device. Each event has an associated array device (e.g. /dev/md1) and possibly a second device. For Fail, FailSpare, andSpareActive the second device is...
Ngày tải lên: 18/09/2012, 10:13
How to create a Raid Device using Madadm
... 5 #mdadm create /dev/md0 level=5 raid-devices=3 /dev/sda{5,6,7} Formatting the raid device #mke2fs -j /dev/md0 Creating mount point #mkdir /raid5 Mounting the raid device to the created mount point http://helpinlinux.blogspot.com/search/label/storage How ... raid device. Here we use three partitions /dev/sda5 /dev/sda6 /dev/sda7. Keep in mind that, in real industry it'll be three different hard disks. This following command will create a raid device ... create a Raid Device using madadm in linux rhel5 with level 5, 0 and 1 The following article explains what is Raid, what are important levels and how to install and configure a raid device in a...
Ngày tải lên: 19/09/2012, 09:21
Xe ô tô BMW X5 E70 SM 06b_E70 Head-up Display
... windshield. 16 E70 Head- up Display 4 E70 Head- up Display Head- up Display Model: E70 Production: From Start of Production After completion of this module you will be able to: • Describe the operation of the Head- up ... page. 26 E70 Head- up Display The separate components of the head- up display are the cover glass, mirrors, LED power supply, LED array, TFT projection display, PCB and casing. The head- up display can ... parts. Note: The head- up display is fitted above the steering column, immediately behind the instrument cluster. It is fastened to the bulkhead structure with three hexagon bolts. 13 E70 Head- up Display System...
Ngày tải lên: 19/10/2012, 13:50
Mechanisms and Mechanical Devices Sourcebook - Chapter 3
... this job. SIMPLE FEEDING DEVICES The oscillating sector picks up the desired number of parts, left diagram, and feeds them by pivoting the required number of degrees. The device for oscil- lating ... and it is carried to the required position by the action of a cam and follower. Feeding headed rivets. Headed rivets, cor- rectly oriented, are supplied from a parts- feeder in a given direction. ... relative movement of a pair of slide shutters. Then the rivet falls through a guide cylinder to a clamp. Clamp pairs drop two rivets into corresponding holes. Label feed. Labels are taken out of the hopper...
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 4
... 2, to roll both gears into mesh. After one circuit of the input (right diagram), tooth 1 is now ahead of tooth 2, the gears go out of mesh, and the output gear stops (it is kept in position by ... reciprocating motion. Both input and output shafts are in line with each other. The right half of the device is a three-dimensional reciprocator. Rotating the input crank causes its link to oscil- late. ... then con- verts that oscillation into the desired in- line output motion. ROTARY-TO-RECIPROCATING DEVICES Sclater Chapter 4 5/3/01 10:45 AM Page 114 Operating sequence. In operation, the input wheel...
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 5
... Chapter 5 5/3/01 11:45 AM Page 138 134 TWELVE EXPANDING AND CONTRACTING DEVICES Parallel bars, telescoping slides, and other devices that can spark answers to many design problems. Fig. 1 Figs. ... high to satisfy the design requirements, and it is undesirable to enlarge the cam size, cer- tain devices can be installed to reduce the pressure angles: Sliding cam—This mechanism is used on a ... Other prior mechanisms relied on spring load- ing, differential multiple-point drives and other devices to reduce backlash. In pro- viding three-point drive along a track between the movable and...
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 6
... and overload protection. Differential clamp. This method of using a differential screw to tighten clamp jaws combines rugged threads with high clamping power. Clamping pressure, P = Te [R(tan φ ... helical rather than linear. Fig. 3 A two-directional lamp adjustment with screwdriver will move a lamp up and down. A knob adjust (right) rotates the lamp about a pivot. Fig. 4 A knife-edge bearing ... stiff- ness of an air spring. Clamp: A jaw is normally held open by a metal spring. Actuation of the air spring then closes the clamp. The amount of open- ing in the jaws of the clamp can be up to 30°...
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 7
... while rotating. Sclater Chapter 7 5/3/01 12:33 PM Page 207 217 EIGHT SNAP-ACTION DEVICES Another selection of basic devices for obtaining sudden motion after a gradual buildup of force. Fig. 1 ... rotate. Fig. 7 A geared cocking device has a ratchet fixed to a pinion. A torsion spring exerts clockwise force on the spur gear; a tension spring holds the gar in mesh. The device is wound by turning ... with dwell periods. Fig. 7 A double eccentric, actuated by a suitable handle, provides powerful clamping action for a machine-tool holding fixture. Fig. 8 A mixing roller for paint, candy, or food....
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 8
... on the principle shown in Fig. 3. The crank disk imparts motion to the connecting rod. The crosshead moves toggle levers which, in turn, give unidirectional motion to the clutch wheel when the ... logarithmic spiral gears shown in (A), are open-curved. They are usually compo- nents in computing devices. The elliptically shaped gears, shown in (B), are closed curved. They are components in ... have opposing forces. The only element that introduces friction (and is subject to wear in the device) is the leadscrew; the friction here provides a holding force. Theoretically there is no...
Ngày tải lên: 22/10/2012, 14:26
Mechanisms and Mechanical Devices Sourcebook - Chapter 9
... clutch is quieter, but it requires a spring device to keep the eccentric pawl in constant engagement. (C) Balls or rollers replace the pawls in this device. Motion of the outer race wedges the ... one direc- tion only. The clutch serves as a counter-rotation hold- ing device. An example is a clutch mounted on the headshaft of a conveyor. The outer race is restrained by torque-arming the ... of the knob is anodized alu- minum, black or gray, and all other parts are stainless steel. The device is designed to meet the military requirements of MIL-E-5400, class 3 and MILK-3926 specifications. Applications...
Ngày tải lên: 22/10/2012, 14:26
Bạn có muốn tìm thêm với từ khóa: