Device and method for dynamic regulation of core voltage of embedded processor

Abstract

The invention provides a device and a method for dynamic regulation of core voltage of an embedded processor. The device comprises a business statistical analysis module, a core voltage selection module, an input and output control module and a core voltage adjuster. The business statistical analysis module, the core voltage selection module and the input and output control module are positioned in the embedded processor and are connected in sequence, the input and output control module is connected with the core voltage adjuster. The method includes the following steps: acquiring and counting current business data of the embedded processor for determining load data; determining a core voltage value according to the load data; determining an input and output control signal according to the core voltage value; changing a feedback divider resistance combination of the core voltage adjuster by the input and output control signal, and then changing the size of the output voltage of the core voltage adjuster; and providing the output voltage to the embedded processor by the core voltage adjuster. By the aid of the device and the method for dynamic regulation of the core voltage of the embedded processor, the real-time and dynamic adjustment of the core voltage of the embedded processor is achieved, and use efficiency of power consumption of the embedded processor is effectively improved.

Description

technical field [0001] The invention relates to the technical field of embedded systems, in particular to a device and method for dynamically adjusting core voltage of an embedded processor. Background technique [0002] The embedded processor is the core of the embedded system and the most important hardware unit for controlling and assisting the operation of the system. There are many types of embedded processors, and they are widely used in various fields such as industrial control, instrumentation, military industry, and consumer electronics. With the continuous development and improvement of electronic technology and semiconductor technology, the integration of embedded processors is getting higher and higher, the speed of operation is faster and faster, and the functions are more and more complex. With the continuous improvement of the performance and functions of embedded processors, the power management and power management of embedded processors are becoming more a...

AI Technical Summary

Problems solved by technology

figure 2 Although the circuit shown can statically adjust the core voltage of the embedded processor, it is not flexible enough to adjust the core voltage dynamically in real time according to the current load of the embedded processor.

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