A lin communication automotive voltage regulator based on single chip microcomputer
A technology of voltage regulators and single-chip microcomputers, applied in control/regulation systems, instruments, simulators, etc., can solve problems such as inability to modify lines or adjust corresponding functions, increase overall costs, and low application flexibility, and achieve program design flexibility. High, low development cost, strong portability
Active Publication Date: 2018-06-15
JIANGSU YUNYI ELECTRIC
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Problems solved by technology
They make this kind of regulator into a functional single chip, which cannot modify the circuit or adjust the corresponding function, the technology is closed, the application flexibility is low, and the price of this kind of chip is high, which increases the overall cost
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[0022] Such as figure 1 As shown, a single-chip microcomputer-based LIN communication automotive voltage regulator includes a single-chip main control processing module (1), a power supply module (2), a B+ terminal voltage acquisition module (3), a PWM excitation current drive module (4), 2 voltage doubling module (5), phase signal processing module (6), temperature sampling module (7), excitation current sampling module (8) and LIN communication module (9). Power supply module (2), B+ terminal voltage acquisition module (3), PWM excitation current drive module (4), double voltage module (5), phase signal processing module (6), temperature sampling module (7), excitation current The sampling module (8) and the LIN communication module (9) are connected with the main control processing module (1) of the single-chip microcomputer. In the single-chip microcomputer main control processing module (1), the single-chip microcomputer uses Microchip's PIC16F1829LIN. PIC16F1829LIN pin...
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The invention discloses a LIN communication automobile voltage regulator based on a single-chip microcomputer, and belongs to the technical field of generator adjustment. The LIN communication automobile voltage regulator comprises a single-chip microcomputer master control module, a source power supply module, a B+ end voltage acquisition module, a PWM excitation current driving module, a dual voltage module, a phase signal processing module, a temperature sampling module, an excitation current sampling module and an LIN communication module, and is characterized in that the source power supply module, the B+ end voltage acquisition module, the PWM excitation current driving module, the dual voltage module, the phase signal processing module, the temperature sampling module, the excitation current sampling module and the LIN communication module are connected with the single-chip microcomputer master control module. The LIN communication automobile voltage regulator has the following advantages: the circuit design structure is modular, the transplantability is high, a control chip is realized by use of a single chip, the program design flexibility is high, under the condition that a hardware circuit is not changed, and function adjustment can be realized through changing software programs. The development period is shortened, the development cost is decreased, and the market competitiveness is improved.
Description
technical field [0001] The invention relates to an automobile alternator regulator, which belongs to the technical field of automobile alternator regulation, in particular to a single-chip microcomputer-based LIN communication automobile voltage regulator. Background technique [0002] LIN is the abbreviation of Local Interconnect Network. It is a low-cost serial communication protocol based on UART / SCI (Universal Asynchronous Receiver / Serial Communication Interface). It can be used in various fields such as automobiles, home appliances, and office equipment. The LIN communication automotive voltage regulator is an intelligent regulator conforming to the LIN communication protocol. It can monitor the relevant parameters of the automotive generator in real time, such as generator excitation current, generator operating temperature, generator operating speed, generator operating voltage, etc. , and transmit these data to the ECU in real time, so that the ECU can effectively an...
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IPC IPC(8): G05B19/042
CPCG05B19/0423G05B2219/21155
Inventor 白楠
Owner JIANGSU YUNYI ELECTRIC