The VHDL Cookbook phần 7 pps

... comparing the condition code bits with the condition mask in the instruction, to determine whether the branch is taken. If it is, the PC register takes on the effective address value. The branch ... is used to provide the address, the fetch flag is true, and the result is returned into the current instruction register. The PC register is then incremented by one using...

Ngày tải lên: 08/08/2014, 03:20

... Furthermore, these items shadow any things with the same names declared outside the subprogram. When the subprogram is called, the statements in the body are executed until either the end of the ... the subprogram statement body, and may not be assigned to. The actual parameter associated with incr when the procedure is called must be an expression. Given the mode of t...

Ngày tải lên: 08/08/2014, 03:20

... transactions on the signal reset, then suspends for the rest of the simulation. On the other hand, if there are references to signals in the waveform value expressions or conditions, then the wait statement ... output waveform: 4-4 The VHDL Cookbook on any of these signals (that is, the value of the signal changes), the process resumes and evaluates the condition. If...

Ngày tải lên: 08/08/2014, 03:20

... since the new value would be transmitted through to the output in place of the old value, affecting the calculation of the new value. 7. 6 .7. Register File Figure7-23 lists the description of the ... '1', the value of the d input is stored in the variable master_PC, but the output (if enabled) is driven from the previously stored value in slave_PC. Then w...

Ngày tải lên: 08/08/2014, 03:20

... the incremented PC value. The next state is then set to 7. Sample Models: The DP32 Processor 7- 45 fetch_2. The last cycle of the instruction fetch is state fetch_2. The controller disables the ... corresponds to the memory bus T2 cycle, during which data is returned to the processor from the memory. The controller disables the PC from the op1 bus and the ALU fr...

Ngày tải lên: 08/08/2014, 03:20

... rồi gõ vào box: cmd rồi nhấn Ok bạn sẽ thấy dòng lệnhClick Start như sau: “C:\WINDOWS” . Tiếp theo bạn gõ vào dòng lệnh sau: convert c: /fs:ntfs nếu ổ cứng của bạn không phải C mà là D, E… ... Mode chọn DMA if available chọn Ok restart lại máy ( xem hình). Step4: • Loại bỏ một số thành phần của Window mà không ảnh hưởng đến hệ thống: AddLoại bỏ MSN Explorer, Window messenger…tron...

Ngày tải lên: 23/07/2014, 22:21

Ngày tải lên: 24/07/2014, 08:20

... computer. hardware: The actual computer and the components that comprise it. motherboard: The circuit board within a computer. network: To connect two or more computers with each other so that they can ... (CPU): The chip that instructs the computer on how to run. It is basically the brain of the computer. chip or microchip: A tiny electronic device whose circuitry acts as m...

Ngày tải lên: 06/08/2014, 20:22

... of the JDK. The JDK is not a standard item in the FreeBSD distribution but is available in the FreeBSD ports. To obtain the latest copy of the JDK, change the working directory to the the ... failed\n”); } } Listing 7- 7 The int_handler function parses the user input looking for either the enable or disable string to determine the interrupt setting. If the us...

Ngày tải lên: 07/08/2014, 23:20

... Architecture 7- 24 7. 6.1. Multiplexor 7- 25 7. 6.2. Transparent Latch 7- 25 7. 6.3. Buffer 7- 26 7. 6.4. Sign Extending Buffer 7- 28 7. 6.5. Latching Buffer 7- 28 7. 6.6. Program Counter Register 7- 28 7. 6 .7. Register ... Sample Models: The DP32 Processor 7- 1 7. 1. Instruction Set Architecture 7- 1 7. 2. Bus Architecture 7- 4 7. 3. Types and Entity 7- 6 7. 4. Behav...

Ngày tải lên: 08/08/2014, 03:20