Tài liệu Building a RISC System in an FPGA Part 3 doc

... make ease-of-use tradeoffs in favor of core users. Because FPGAs are malleable and FPGA SoC design is so new, I wanted an interface that can evolve to address new requirements without invalidat- ing ... inter- rupts, insert wait states, and so forth. EXTERNAL RAM The external RAM is a classic 32 -KB fast asynchronous SRAM with a 15-ns access time (t AA ). Its pins in- clude A1 4...

Ngày tải lên: 26/01/2014, 14:20

... of state: • DCANNUL: annul DC stage • EXANNUL: annul EX stage • DCINT: int in DC stage • DMAP: DMA transfer pending • INTP: interrupt pending DCANNUL and EXANNUL are set after executing a jump ... A operand a speed/area tradeoff. The assembler handles any rare port B data hazards by swapping A and B operands, if possible, or inserting nops if not. MEMORY ACCESSES The processor has a...

Ngày tải lên: 26/01/2014, 14:20

... the datapath area be- cause the adder, with the immediate mux, can do the effective address add, and the PC incrementer can also add branch displacements. The memory address mux can help load the ... is any hardware to this project. Indeed there is! First, let’s consider our target FPGA device. THE FPGA The Xilinx XC4005XL-PC84C -3 is a 3. 3-V FPGA in an 84-pin J-lead PLCC packa...

Ngày tải lên: 26/01/2014, 14:20

... time. A really cool feature is that you can maintain multiple diagrams (or views) of your main schema. This includes subsets of tables, meaning that you can have a main diagram of your whole ERD, and ... further adieu”, here are this year’s winners! Nurse—I need some PHP stat! There are few industries that are as demanding and exacting as healthcare. After all, a mistake of any kind cou...

Ngày tải lên: 17/01/2014, 18:20

... file and ownership information in a database. • Spatial databases were born when people started to treat spatial information as first class database objects. Advantages of Spatial Databases Able ... Crime patterns • Weather Information • Land holdings • Natural resources • City Planning • Environmental planning • Information Visualization • Hazard detection Why put spatial data in...

Ngày tải lên: 20/02/2014, 05:21

... User and Test for the Password, you can see the user's information listed in the DataGrid object (see Figure 13. 14). Otherwise, a message box appears saying that you cannot see the data. ... 13. 4 Pass a Dataset Back from an XML Web Service I want to be able to get more data than just a single value. How do I retrieve a whole dataset from a Web Service? Technique ......

Ngày tải lên: 24/12/2013, 06:17

... services. They can monitor operations and maintenance information, and pro- vision end-user information. ■ Database Admins Database admins can log into the Oracle Enterprise Manager and use the management ... perform database administration tasks. In addition, they have management console access, allowing them to perform the same tasks as general administrators. ■ System Admins The syste...

Ngày tải lên: 25/01/2014, 17:20

... 1 South Korea PAGE 125 Japan PAGE 56 India PAGE 21 Thailand PAGE 171 Mayaysia PAGE 74 Singapore PAGE 110 Indonesia PAGE 35 Vietnam PAGE 1 83 Sri Lanka PAGE 1 43 Taiwan PAGE 155 Philippines PAGE 94 Hong ... Kong PAGE 16 MAP OF ASIA PAC IF IC OC EA N Ba y o f Beng al Arab i an S ea I N DI AN O CE AN So u th C hi na Se a Phi li pp in e Se a Mongolia Pakistan Tibet Nepal Burma B...

Ngày tải lên: 21/01/2014, 23:20

Ngày tải lên: 14/12/2013, 10:15