51 Research and Design, Electronic Engineers website - Embedded Systems, MCU, DSP, EDA, Test and Measurement, Components, Communications, Power, Microelectronics, Semiconductors

Thursday, November 27th, 2008 at 16:25 | No comments

Categories: SCM

Tags: Micro controller, RISC

Short Content: Abstract: This article has analyzed the present 8 micro controller's renewal and the design tendency, mainly discusses its RISC system construction the product design, and key from system construction angle embarking, on the high performance, the low power loss two aspects to the key technologies which used in the design has conducted the discussion research.  Key word: RISC; Micro controller; Low power loss; Assembly line  Abstract:The existing 8-bit microcontroller's renewal and design tendency is analyzed in this paper. Its product design ...

Wednesday, October 22nd, 2008 at 07:05 | No comments

Categories: Communication Networks

Tags: BSP, network printer, PowerPC405EP, RISC, VxWorks

Short Content: Abstract: This article introduced one kind of new 32 high performance RISC processor PowerPC405EP, proposed one kind and has given the part design detail based on the PowerPC405EP network printer product controller hardware design plan, then discussed based on this network printer controller's embedded operating system VxWorks development, the transplant as well as the BSP vectoring procedure development flow.Key word: RISC, PowerPC, network printer controller, VxWorks BSP, bootroom Introduction    The network printer is one kind the new network equipment which combines ...

Thursday, September 18th, 2008 at 15:10 | No comments

Categories: EDA/PLD

Tags: CPU, FPGA, RISC, Verilog

Short Content: Abstract: To the partial function realized from the CPU gross structure has used the design method and the modular design concept from the top, used Xilinx Corporation's Spartan II series FPGA, the design has realized eight CPU soft nuclei. Not only realized the CPU essential arithmetic logic in the FPGA interior, the register to pile, the instruction cushion, the skipping counting, the set of instructions, moreover to designed in view of the FPGA internal unique feature has carried on the ...

Thursday, September 4th, 2008 at 10:28 | No comments

Categories: EDA/PLD

Tags: FPGA, microprocessor, RISC, VHDL language

Short Content: Abstract: Based on FPGA and the electronic design automation technology, uses the modular design the method and the VHDL language, designs one based on the FPGA RISC microprocessor. This microprocessor mainly by the controller, the logic unit and the register is composed, has the command control, the work management, the timing control and the data smoothing and so on basic function, its command length is 16 fixed-length, uses immediately the addressing and the direct addressing two ways. The simulation result ...