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PMBUS interface power supply board card based on GD32 single-chip microcomputer and BMC control method thereof

A control method and single-chip technology, which are applied to data processing power supply, hardware monitoring, measurement devices, etc., can solve the problems of low integration, low sampling accuracy of single-chip ADC, and large number of power management components, and improve hardware integration. Effect

Pending Publication Date: 2022-07-29
BEIJING INST OF COMP TECH & APPL
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

[0005] The technical problem to be solved in the present invention is how to provide a PMBUS interface power board and its BMC control method based on the GD32 single-chip microcomputer, so as to solve the problem that the existing power management components have a large number, low integration, and low sampling accuracy of the single-chip ADC , it is a problem that needs to be specially dealt with by taking the average of multiple samples and compensating the error by software

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  • PMBUS interface power supply board card based on GD32 single-chip microcomputer and BMC control method thereof
  • PMBUS interface power supply board card based on GD32 single-chip microcomputer and BMC control method thereof
  • PMBUS interface power supply board card based on GD32 single-chip microcomputer and BMC control method thereof

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Embodiment Construction

[0040] In order to make the purpose, content and advantages of the present invention clearer, the specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0041] Glossary:

[0042] BMC: Baseboard Management Controller, baseboard controller, used to read sensor data and implement the functions of the IPMI protocol.

[0043] I2C: Synchronous serial communication bus, used for IPMI protocol communication between BMC chips and communication between BMC and PMBUS interface module.

[0044] IPMI: Intelligent Platform Management Interface, intelligent platform management interface, is a protocol that can monitor the running status of equipment.

[0045] PMBUS: Power Management Bus, power management bus protocol, used for communication between BMC chip and power module.

[0046] The invention proposes a PMBUS interface power supply board based on GD32 single-chip microcomputer, and proposes...

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Abstract

The invention relates to a PMBUS interface power supply board card based on a GD32 single-chip microcomputer and a BMC control method thereof, and belongs to the field of power supply management. The invention provides a power supply board card function requirement and a hardware design scheme, provides an overall design process for realizing a BMC function by GD32 single chip microcomputer software, and provides a method for reading PMBUS interface power supply module data at GD32 and converting the data according to a PMBUS protocol to obtain power supply voltage, power supply current and working temperature data. Aiming at the problem of unstable I2C communication, a targeted software fault-tolerant processing method is provided in the aspects of error interruption, transmission timeout, error monitoring bits and the like. According to the invention, the hardware integration level is improved, the software design complexity is reduced, and the reliability of monitoring data is improved.

Description

technical field [0001] The invention belongs to the field of power management, in particular to a PMBUS interface power board based on a GD32 single-chip microcomputer and a BMC control method thereof. Background technique [0002] The industrial control equipment used in the fields of aerospace, national defense and military industry has the characteristics of long service cycle, remote deployment site, and high labor maintenance cost. The stable operation of these equipment is related to major interests such as national security, so the reliability of industrial control equipment is very important. high demands. Industrial control equipment is generally composed of power boards, computing boards, communication boards, management boards and other components. Among them, power boards, as the basic components of industrial control equipment, play a fundamental role in the stable operation of the equipment. . [0003] In recent years, the informatization and intelligence req...

Claims

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Application Information

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IPC IPC(8): G06F1/26G06F11/30
CPCG06F1/26G06F11/3058
Inventor 郭申马洪雨毕胜张琨庒博阳
Owner BEIJING INST OF COMP TECH & APPL
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