unp

Documentation

Overview

UNP is a framing protocol (commandtype, subsystem, command, payload) for communicating with Texas Instruments radio devices

Index

• type CommandType
  • func (i CommandType) String() string
• type ErrorCode
  • func (e ErrorCode) AsError() error
• type Frame
• type Subsystem
  • func (i Subsystem) String() string
• type Unp
  • func NewWith8BitsPayloadLength(transmitter io.ReadWriter) *Unp
  • func (u *Unp) ReadFrame() (frame *Frame, err error)
  • func (u *Unp) RenderFrame(frame *Frame) []byte
  • func (u *Unp) WriteFrame(frame *Frame) error

Types

type CommandType

type CommandType byte

const (
	C_POLL CommandType = iota
	C_SREQ
	C_AREQ
	C_SRSP
	C_RES0
	C_RES1
	C_RES2
	C_RES3
)

func (CommandType) String

func (i CommandType) String() string

type ErrorCode

type ErrorCode uint8

values documented in https://dev.ti.com/tirex/content/simplelink_cc13x2_sdk_2_30_00_45/docs/zstack/html/zigbee/znp_interface.html

func (ErrorCode) AsError

func (e ErrorCode) AsError() error

type Frame

type Frame struct {
	CommandType CommandType
	Subsystem   Subsystem
	Command     byte
	Payload     []byte
}

type Subsystem

type Subsystem byte

const (
	S_RES0 Subsystem = iota
	S_SYS
	S_MAC
	S_NWK
	S_AF
	S_ZDO
	S_SAPI
	S_UTIL
	S_DBG
	S_APP
	S_OTA
	S_ZNP
	S_SPARE_12
	S_UBL
	S_RES14
	S_APP_CNF
	S_RES16
	S_PROTOBUF
	S_RES18 // RPC_SYS_PB_NWK_MGR
	S_RES19 // RPC_SYS_PB_GW
	S_RES20 // RPC_SYS_PB_OTA_MGR
	S_GP
	S_MAX
)

func (Subsystem) String

func (i Subsystem) String() string

type Unp

type Unp struct {
	Transceiver io.ReadWriter
	// contains filtered or unexported fields
}

func NewWith8BitsPayloadLength

func NewWith8BitsPayloadLength(transmitter io.ReadWriter) *Unp

func (*Unp) ReadFrame

func (u *Unp) ReadFrame() (frame *Frame, err error)

func (*Unp) RenderFrame

func (u *Unp) RenderFrame(frame *Frame) []byte

func (*Unp) WriteFrame

func (u *Unp) WriteFrame(frame *Frame) error