Package io.github.pseudoresonance.pixy2api.links

Class SPILink

  • All Implemented Interfaces:
    Link
    public class SPILink
extends java.lang.Object
implements Link
    Java Port of Pixy2 Arduino Library FIRST Robotics WPI API SPI Link to Pixy2 https://github.com/PseudoResonance/Pixy2JavaAPI

    • Constructor Summary

      Constructors 
      Constructor Description
      SPILink()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()
      Closes SPI port
      int open​(int arg)
      Opens SPI port
      int receive​(byte[] buffer, int length)
      Receives and reads specified length of bytes from SPI
      int receive​(byte[] buffer, int length, Pixy2.Checksum cs)
      Receives and reads specified length of bytes from SPI
      int send​(byte[] buffer, int length)
      Writes and sends buffer over SPI

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • SPILink

        public SPILink()

    • Method Detail

      • open

        public int open​(int arg)
        Opens SPI port
        Specified by:
        open in interface Link
        Parameters:
        arg - SPI port
        Returns:
        Returns 0

      • close

        public void close()
        Closes SPI port
        Specified by:
        close in interface Link

      • receive

        public int receive​(byte[] buffer,
                   int length,
                   Pixy2.Checksum cs)
        Receives and reads specified length of bytes from SPI
        Specified by:
        receive in interface Link
        Parameters:
        buffer - Byte buffer to return value
        length - Length of value to read
        cs - Checksum
        Returns:
        Length of value read

      • receive

        public int receive​(byte[] buffer,
                   int length)
        Receives and reads specified length of bytes from SPI
        Specified by:
        receive in interface Link
        Parameters:
        buffer - Byte buffer to return value
        length - Length of value to read
        Returns:
        Length of value read

      • send

        public int send​(byte[] buffer,
                int length)
        Writes and sends buffer over SPI
        Specified by:
        send in interface Link
        Parameters:
        buffer - Byte buffer to send
        length - Length of value to send
        Returns:
        Length of value sent