MPC8640D based information processing board system

A technology of MPC8640D and PEX8648, applied in the field of information processing board system based on MPC8640D, can solve the problems of poor reliability and high power consumption, and achieve the effect of enhanced reading ability, low power consumption and high data interaction speed

Inactive Publication Date: 2016-11-09
SICHUAN SDRISING INFORMATION TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Information processing boards with strong data processing capabilities currently on the market consume a lot of power, and their reliability is not good.

Method used

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  • MPC8640D based information processing board system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Such as figure 1 As shown, an information processing board system based on MPC8640D includes an FPGA, and the FPGA is plugged with 4 CPUs. The CPU model is MPC8640D, and each CPU is connected to the VPX connector through the SRIO bus, the PCIE bus and the GbE bus. , used for data interaction inside and outside the board, the FPGA is connected with 256MB of FLASH, and the FPGA is also connected to the two photoelectric conversion modules, the debugging serial port and the reset button on the front panel respectively.

[0022] In the present invention, one FPGA is externally connected with four MPC8640Ds for information processing. The MC8640 supports 1GHz processing capacity, adopts +0.95V core voltage, and has lower power consumption and higher reliability under the same ambient temperature and main frequency. The 256MB FLASH connected to the FPGA further enhances the ability to read information. The signal lines of the Flash are all connected to the FPGA, and the 4 Loc...

Embodiment 2

[0024] This embodiment is a further improvement made on the basis of the above embodiments, such as figure 1 As shown, in this embodiment, each CPU is connected with two DDRs, and the capacity of each DDR is 512MB. Using 8 pieces of 128MB DDR2 of model MT47H64M16-37E, each group of 4 pieces constitutes 64bit, and each processing core is plugged into a group to form dual-channel DDR2. The maximum clock frequency of MT47H64M16-37E is 333MHz. FLASH includes two pieces of S29GL01GP FLASH chips from Spansion Company. The two pieces of S29GL01GP FLASH chips are spliced ​​into 32bit width and capacity ≥ 256MB, which improves the access speed; all the signal lines of Flash are connected to FPGA, and 4 LocalBus of MPC8640D access Flash through FPGA .

[0025] The SRIO bus includes the TS1578 chip. The TS1578 chip includes 8 x 4 SRIO interfaces, of which 4 x 4 SRIO interfaces are connected to 4 CPUs respectively, and the remaining 4 x 4 SRIO interfaces are connected to the P1 port of t...

Embodiment 3

[0029] This embodiment is a further improvement made on the basis of the above-mentioned embodiments, such as figure 1 As shown, in this embodiment, there are also 8 LED indicators on the front panel, the debugging network port is a 1000Base-T Ethernet interface, the debugging serial port is a RS232 asynchronous serial port, and each of the two photoelectric conversion modules includes 1 fiber optic interface, the default line speed of the fiber optic interface is 3.12Gbps.

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PUM

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Abstract

The invention discloses an MPC8640D based information processing board system including an FPGA, four CPUs are hung outside the FPGA, the model of the CPUs is MPC8640D, each CPU is connected with a VPX connector via an SRTO bus, a PCIE bus, and a GbE bus for the in-board and out-board data interaction, a FLASH of 256MB is externally connected with the FPGA, and the FPGA is connected with two photoelectric conversion modules, a debugging serial port, and a resetting button on the front panel. According to the invention, one FPGA is externally connected with four MPC8640D for information processing, the MC8640 supports the 1GHz processing capability, and by means of +0.95V core voltage, the power consumption is low and the reliability is high under the work condition of same environment temperature and same main frequency. The information reading capability is further enhanced by the FLASH of 256MB externally connected with the FPGA, and the SRTO bus, the PCIE bus, and the GbE bus that are connected with the VPX connector makes the inside and outside data high in interaction speed, and thereby the high information processing capability is further guaranteed.

Description

technical field [0001] The invention relates to the technical field of communication data processing, in particular to an information processing board system based on MPC8640D. Background technique [0002] With the development of electronic information technology, higher requirements have been put forward for data processing. Now that we have entered the era of big data, the reliability and rapidity of data processing have become the goals pursued by people. Currently on the market, information processing boards with strong data processing capabilities consume a lot of power, and their reliability is not good. Contents of the invention [0003] The purpose of the present invention is to overcome the deficiencies of the prior art, to provide an information processing board system based on MPC8640D, which has strong information processing capability, low power consumption, and higher reliability, which solves the problem of information processing capability in the prior art...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F15/173
CPCG06F15/17306
Inventor 肖红何凤义唐开东张建川
Owner SICHUAN SDRISING INFORMATION TECH
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