A kind of power control circuit of mcu chip
A power control circuit and power control technology, applied in the direction of program control, computer control, data processing power supply, etc., can solve the problems of weak power control circuit design, poor power supply stability, fast power consumption, etc., to improve power supply stability, layout Reasonable, sufficient power effect
Active Publication Date: 2022-05-27
HEFEI HENGSHUO SEMICON CO LTD
View PDF9 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0003] However, the power control circuit design of the MCU chip is still relatively weak at present, mainly manifested in fast power consumption, poor battery life, and poor power supply stability. For this reason, the inventor has proposed a power control circuit for the MCU chip based on various factors.
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0029] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0030] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and there...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention discloses a power supply control circuit of an MCU chip, which includes a working MCU chip and a power supply module, the power supply module includes a low-power consumption power supply and a high-power consumption power supply, and the power supply module is connected to the working MCU chip through the power supply control circuit; The power supply control circuit includes a power supply control MCU and a power supply circuit, and the power supply circuit is connected with the working MCU chip; it also includes a temporary power supply circuit for power switching transition, and the temporary power supply circuit is connected with the working MCU chip through the power supply control MCU; the invention provides a The power supply control circuit of a kind of MCU chip, structure setting is ingenious and arranges rationally, when working in the present invention, according to the working state of working MCU chip, switch between low power consumption power supply and high power consumption power supply, guarantee the stability of working MCU chip control, Save power and improve battery life. In addition, a temporary power supply circuit is embedded in the process of switching between low-power and high-power power for transitional power switching and improving the stability of the working MCU chip.
Description
technical field [0001] The invention relates to the technical field of MCU chip power supply control, in particular to a power supply control circuit of an MCU chip. Background technique [0002] Microcontroller Unit (MCU), also known as Single Chip Microcomputer (Single Chip Microcomputer) or single chip microcomputer, is to appropriately reduce the frequency and specifications of the central processing unit (Central Process Unit; CPU), and reduce the frequency and specifications of the memory (memory), Counter (Timer), USB, A / D conversion, UART, PLC, DMA and other peripheral interfaces, and even the LCD driver circuit are integrated on a single chip to form a chip-level computer, which can be controlled in different combinations for different applications. Such as mobile phones, PC peripherals, remote controls, automotive electronics, industrial stepper motors, robotic arm control, etc., MCU can be seen. [0003] However, the current power control circuit design of MCU ch...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & Authority Patents(China)
IPC IPC(8): G05B19/042G06F1/3296G06F1/26
CPCG05B19/0425G06F1/3296G06F1/263
Inventor 任军盛荣华
Owner HEFEI HENGSHUO SEMICON CO LTD