CN-122018385-A - System-in-package airborne heterogeneous computing control board card

Abstract

The invention discloses a system-in-package airborne heterogeneous computing control board card, which comprises a power supply circuit, an SIP module, an external interface and a clock circuit, wherein a RAM memory and a Flash memory are arranged in the SIP module; the invention has the functions of acquisition, data processing, storage, communication and data recording, and the control board has long service life, meets the requirements of high-strength numerical calculation and strong real-time response of airborne equipment, reduces the use of discrete devices, improves the integration level of the board, and solves the problems of large volume, low integration level, poor signal integrity and limited reliability caused by multiple chips of the existing board-level heterogeneous calculation control board.

Inventors

• LI GUOMEI
• CHEN YUANYE
• LUO HANG

Assignees

• 贵阳航空电机有限公司

Dates

Publication Date

20260512

Application Date

20251215

Claims (5)

1. 1. The system level packaging airborne heterogeneous computing control board card is characterized by comprising a power supply circuit, an SIP module connected with the output end of the power supply circuit, an external interface connected with the SIP module and a clock circuit connected with the SIP module in an interactive mode, wherein a RAM memory and a Flash memory are arranged in the SIP module, one input end of the SIP module is connected with a reset circuit, the reset circuit has the functions of power-on reset, power-off reset restart and abnormal operation monitoring, one pin end of the SIP module is respectively connected with an analog circuit and a communication circuit, the SIP module converts and calculates external analog signals through the analog circuit and controls the communication circuit to perform data transmission in an external mode, and the other pin end of the SIP module is connected with a configurable interface, wherein the configurable interface comprises a GPIO interface, an eleven-way ePWM interface, an SPI/eCAN interface or an ADC interface.
2. 2. The system-in-package airborne heterogeneous computing control board card of claim 1, wherein the clock circuit is composed of a DSP clock and an FPGA clock, the clock circuit respectively provides external clock signals for the DSP and the FPGA in the SIP module, and a pin terminal of the SIP module is respectively connected with a first JTAG interface for the DSP clock connection and a second JTAG interface for the FPGA clock connection.
3. 3. The system-in-package airborne heterogeneous computing control board card of claim 1, wherein said communication circuit has RS422, RS485 and ARINC429 communication ports for data transmission in a multi-way communication parallel application.
4. 4. The system-in-package airborne heterogeneous computing control board card of claim 1, wherein the input end of the SIP module is interactively connected with a discrete quantity circuit.
5. 5. The system-in-package airborne heterogeneous computing control board card of claim 1, further comprising a fastening bracket for enclosing the control board card, wherein the fastening bracket has a top view with a "back" shape, and the fastening bracket can be fixed on the edge of the control board card by a fastening piece.

Description

System-in-package airborne heterogeneous computing control board card Technical Field The invention relates to the technical field of embedded computer hardware and airborne electronic equipment, in particular to a system-level packaging-based control board card for high integration in airborne equipment of aviation, and specifically relates to a system-level packaging airborne heterogeneous computing control board card. Background With the development of an aviation onboard electronic system to the intelligent, comprehensive and integrated directions, the operation and control logic tasks of onboard equipment to be processed are increasingly complex, high-speed data acquisition, real-time signal processing, complex algorithm resolving, multi-path heterogeneous interface control and the like are covered, and as a core carrier of the functions, an onboard control board card often needs a large number of complex circuits to realize a plurality of functions. At present, the airborne control board has various types, wherein the architecture based on DSP and FPGA can meet the comprehensive requirements of high-strength numerical calculation, strong real-time response and high-universality interface control and is widely applied, but the integrated mode based on board level still has inherent limitations, complex components such as DSP, FPGA, FLASH, RAM and other chips are independent physical units, the chips are electrically connected through a Printed Circuit Board (PCB), the devices occupy a large amount of board card area in the PCB, the application of the control board card in airborne equipment with extremely limited space is limited, the miniaturization and the integration degree of the whole system are limited, in addition, an asynchronous bus Xintf and part of high-frequency signals in the PCB are transmitted in a wiring way of the PCB, delay and attenuation are easy to generate, the signal integrity is influenced, meanwhile, the requirements of PCB mounting and welding processes with high layers and high density are also harsh, the reliability is limited, and in summary, the board level heterogeneous calculation control board card is limited to the system volume and integration degree, the service life of the control board card is short, and the application occasions with high requirements of part of high integration degree, high-frequency signal integrity and high performance loss can not be met. Disclosure of Invention The invention aims to provide a system-in-package airborne heterogeneous computing control board card, which is used for solving the problems that the prior board-in-package airborne heterogeneous computing control board card provided in the background art is limited by the bottleneck of system volume and integration level, has short service life and cannot meet the application occasions with partial high integration level, high-frequency signal integrity requirements and high performance loss requirements. The invention provides a system-in-package airborne heterogeneous computing control board card, which comprises a power supply circuit, an SIP module connected with the output end of the power supply circuit, an external interface connected with the SIP module and a clock circuit connected with the SIP module in an interactive way, wherein a RAM memory and a Flash memory are arranged in the SIP module, one input end of the SIP module is connected with a reset circuit which has the functions of power-on reset, power-off reset restart and abnormal operation monitoring, one pin end of the SIP module is respectively connected with an analog circuit and a communication circuit, the SIP module converts and calculates an external analog signal through the analog circuit and controls the communication circuit to perform data transmission, and the other pin end of the SIP module is connected with a configurable interface which comprises a GPIO interface, an eleven-way ePWM interface, an SPI/eCAN interface or an ADC interface. Furthermore, the clock circuit is composed of a DSP clock and an FPGA clock, the clock circuit respectively provides external clock signals for the DSP and the FPGA in the SIP module, and a pin end of the SIP module is respectively connected with a first JTAG interface for the connection of the DSP clock and a second JTAG interface for the connection of the FPGA clock. Further, the communication circuit is provided with RS422, RS485 and ARINC429 communication ports so as to realize data transmission by multi-path communication parallel application. Further, the input end of the SIP module is interactively connected with a discrete quantity circuit. Furthermore, the airborne heterogeneous computing control panel card further comprises a fastening bracket for enclosing the control panel card, the overlooking appearance of the fastening bracket is of a 'back' structure, and the fastening bracket can be fixed at the edge of the control panel card through a fastening piece.