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CN-224203682-U - Carrier plate with reference SMARC protocol interface

CN224203682UCN 224203682 UCN224203682 UCN 224203682UCN-224203682-U

Abstract

The utility model discloses a carrier plate of a reference SMARC protocol interface, wherein the carrier plate of the reference SMARC protocol interface comprises an MXM3 connector, a voice modulation module, an SD interface expansion module, an HDMI interface expansion module, a network cable interface expansion module, a USB interface expansion module, a screen interface expansion module, a camera expansion module and a serial communication expansion module, wherein the MXM3 connector is respectively connected with the voice modulation module, the SD interface expansion module, the HDMI interface expansion module, the USB interface expansion module, the screen interface expansion module, the camera expansion module and the serial communication expansion module. In the scheme of the utility model, the MXM3 connector is used for setting the modules compatible with SMARC protocols, so that other interfaces are expanded in the process of transmitting data, and the expansibility and compatibility of the core board circuit are improved.

Inventors

  • WANG QINGHUA
  • ZHANG KE
  • YAN PENG
  • DONG ZHENCHAO
  • XIAO QI

Assignees

  • 北京神州数码云计算有限公司

Dates

Publication Date
20260505
Application Date
20250331

Claims (10)

  1. 1. A carrier plate of a reference SMARC protocol interface, wherein the carrier plate of the reference SMARC protocol interface comprises: The device comprises an MXM3 connector, a voice modulation module, an SD interface expansion module, an HDMI interface expansion module, a network cable interface expansion module, a USB interface expansion module, a screen interface expansion module, a camera expansion module and a serial communication expansion module, wherein the MXM3 connector defines 256 pins based on SMARC protocols; The MXM3 connector is respectively connected with the voice modulation module, the SD interface expansion module, the HDMI interface expansion module, the network cable interface expansion module, the USB interface expansion module, the screen interface expansion module, the camera expansion module and the serial communication expansion module.
  2. 2. The carrier board of claim 1, wherein the MXM3 connector further comprises a core board connection interface for connecting to a CPU core board.
  3. 3. The carrier board of claim 1, wherein the voice modulation module comprises an ES8388 chip and a microphone module, the ES8388 chip being connected to the MXM3 connector and the microphone module, respectively.
  4. 4. A carrier plate for a reference SMARC protocol interface according to claim 3, wherein VDD pin of said ES8388 chip is connected to said MXM3 connector and LIN pin and RIN pin of said ES8388 chip are connected to said microphone module.
  5. 5. The carrier board of claim 4, wherein ASDOUT pins, DSDIN pins, LRCK pins, SCLK pins, MCLK pins of the ES8388 chip connect to the MXM3 connector.
  6. 6. The carrier board referenced SMARC protocol interface of claim 1, wherein said network cable interface expansion module comprises a first LAN interface, a second LAN interface, said first LAN interface and said second LAN interface being respectively connected to said MXM3 connector.
  7. 7. The carrier plate of the reference SMARC protocol interface of claim 6, wherein the first LAN interface and the second LAN interface comprise HR911130C single port connectors.
  8. 8. The carrier board of claim 1, wherein the serial communication expansion module comprises a UART interface, a plurality of RS232 interfaces, the UART interface coupled to the MXM3 connector, and a plurality of RS232 interfaces coupled to the MXM3 connector.
  9. 9. The carrier board of the reference SMARC protocol interface of claim 1, wherein the carrier board of the reference SMARC protocol interface further comprises a power reset button, a power indicator, the power reset button connected to the MXM3 connector, the power indicator connected to the MXM3 connector.
  10. 10. The carrier board of claim 1, wherein the screen interface extension module comprises an eDP screen interface and/or a MIPI screen interface, which are respectively connected with the MXM3 connector.

Description

Carrier plate with reference SMARC protocol interface Technical Field The utility model relates to the field of carrier circuit, in particular to a carrier with reference to SMARC protocol interfaces. Background SMARC (Smart Mobility ARChitecture) is a general purpose small computer module definition, and is based on ARM and X86 technology modular computer low power consumption embedded architecture platform. It is intended to meet low power consumption, low cost and high performance application requirements, typically using an ARM SOC similar to that in tablet and smart phones or other low power SOC and CPU. Currently, the latest version of SMARC is the SMARC 2.1 protocol. A carrier Plate (Support Plate) is a planar medium used to carry and Support electronic components, typically used in Integrated Circuit (IC) packages. The chip is not only carried, but also signal conduction between the chip and the circuit board is realized through internal wiring. At present, the carrier board cannot be well compatible with a plurality of interface protocols on the interfaces, so that the situation that data cannot be mutually transmitted between the interfaces of the carrier board exists is caused, and a technology is needed to solve the current problem aiming at the current technical problem. Disclosure of utility model The utility model mainly aims to provide a carrier plate with reference to SMARC protocol interfaces, and aims to solve the technical problem that the carrier plate cannot be well compatible with a plurality of interface protocols on the interfaces, so that the situation that data cannot be mutually transmitted between the interfaces exists in the carrier plate. In order to achieve the above object, the carrier board of the reference SMARC protocol interface provided by the present utility model, the carrier board of the reference SMARC protocol interface includes: The device comprises an MXM3 connector, a voice modulation module, an SD interface expansion module, an HDMI interface expansion module, a network cable interface expansion module, a USB interface expansion module, a screen interface expansion module, a camera expansion module and a serial communication expansion module, wherein the MXM3 connector defines 256 pins based on SMARC protocols; The MXM3 connector is respectively connected with the voice modulation module, the SD interface expansion module, the HDMI interface expansion module, the network cable interface expansion module, the USB interface expansion module, the screen interface expansion module, the camera expansion module and the serial communication expansion module. Optionally, in a first implementation, the MXM3 connector further comprises a core board connection interface for connecting to a CPU core board. Optionally, in a second implementation, the voice modulation module includes an ES8388 chip and a microphone module, where the ES8388 chip is connected to the MXM3 connector and the microphone module respectively. Optionally, in a third implementation, a VDD pin of the ES8388 chip is connected to the MXM3 connector, and a LIN pin and a RIN pin of the ES8388 chip are connected to the microphone module. Optionally, in a fourth implementation, ASDOUT pins, DSDIN pins, LRCK pins, SCLK pins, MCLK pins of the ES8388 chip connect the MXM3 connector. Optionally, in a fifth implementation manner, the network cable interface expansion module includes a first LAN interface and a second LAN interface, where the first LAN interface and the second LAN interface are respectively connected to the MXM3 connector. Optionally, in a sixth implementation, the first LAN interface and the second LAN interface comprise HR911130C single port connectors. Optionally, in a seventh implementation, the serial communication expansion module includes a UART interface, a plurality of RS232 interfaces, the UART interface being connected to the MXM3 connector, and a plurality of RS232 interfaces being connected to the MXM3 connector. Optionally, in an eighth implementation manner, the carrier board of the reference SMARC protocol interface further includes a power reset key and a power indicator, wherein the power reset key is connected to the MXM3 connector, and the power indicator is connected to the MXM3 connector. Optionally, in a ninth implementation manner, the screen interface expansion module includes an eDP screen interface and/or an MIPI screen interface, where the eDP screen interface and/or the MIPI screen interface are respectively connected to the MXM3 connector. In the embodiment of the utility model, the pin definition in the MXM3 connector is regulated by referring to the 314pin definition in SMRAC protocol, the MXM3 connector is simultaneously connected with the voice modulation module and other expansion interfaces, a series of standardized interfaces defined by SMARC protocol are utilized to ensure the compatibility between the modules and reduce the manufacturing cost of the carrier p