s z!as_byte_array..)sab)stringrrr as_byte_arraysr c@seZdZdZd3ZddZddZddZeddZ dddZ ddZ d d!Z d"d#Z d$d%Zd&d'Zd(d)Zed*d+Zed,d-Zed.d/Zed0d1Zd2S)4Serialz)Serial port implementation for .NET/Mono.2Kn,X` %KcCs|jdkrtd|jr0tdytjjj|j|_WnGt k r}z'd|_td|j|fWYdd}~XnX|j |jj d|_|j s|j |js|j|jdS)zx Open port with current settings. This may throw a SerialException if the port cannot be opened. Nz.Port must be configured before it can be used.zPort is already open.zcould not open port %s: %sT)Z_portSerialExceptionis_openSystemIOPorts SerialPortZportstr _port_handle Exception_reconfigurePortZOpenZ_dsrdtr_update_dtr_state_rtscts_update_rts_statereset_input_buffer)selfmsgrrropen!s"    ,       z Serial.opencCs|jstd|jdkr?tjjjj|j_nt |jd|j_|j dkrtjjjj|j_ nt |j d|j_ y|j |j_ Wn7tk r}ztt|WYdd}~XnX|jtkrd|j_nm|jtkr$d|j_nO|jtkrBd|j_n1|jtkr`d|j_ntd|j|jtkrttjjjd |j_n|jtkrtjjjj|j_n|jtkrtjjjj|j_ng|jtkr!tjjjj |j_n=|jt!krKtjjjj"|j_ntd |j|j#t$krtjjj%j&|j_%ng|j#t'krtjjj%j(|j_%n=|j#t)krtjjj%j*|j_%ntd |j#|j+r|j,rtjjj-j.|j_-nf|j+r@tjjj-j/|j_-nB|j,rdtjjj-j0|j_-nttjjj-d |j_-dS) z,Set communication parameters on opened port.z'Can only operate on a valid port handleNiz#Unsupported number of data bits: %rNonezUnsupported parity mode: %rz#Unsupported number of stop bits: %r)1r$rZ_timeoutr r!r"r#ZInfiniteTimeoutZ ReadTimeoutintZ_write_timeoutZ WriteTimeoutZ _baudrateZBaudRateIOError ValueErrorstrZ _bytesizeZFIVEBITSZDataBitsZSIXBITSZ SEVENBITSZ EIGHTBITSZ_parityZ PARITY_NONEgetattrZParityZ PARITY_EVENZEvenZ PARITY_ODDZOddZ PARITY_MARKZMarkZ PARITY_SPACEZSpaceZ _stopbitsZ STOPBITS_ONEZStopBitsZOneZSTOPBITS_ONE_POINT_FIVEZ OnePointFiveZ STOPBITS_TWOZTwor(Z_xonxoffZ HandshakeZRequestToSendXOnXOffZ RequestToSendZXOnXOff)r+errrr&9s\  %!  zSerial._reconfigurePortc CsW|jrS|jrJy|jjWntjjjk r@YnXd|_d|_dS)z Close portNF)rr$ZCloser r!r"ZInvalidOperationException)r+rrrcloses   z Serial.closecCs|jst|jjS)z>Return the number of characters currently in the input buffer.)r$portNotOpenErrorZ BytesToRead)r+rrr in_waitings zSerial.in_waitingcCs|jstt}xZ|rty|j|jjWn)tjk rf}zPWYdd}~XqX|d8}qWt|S)z Read size bytes from the serial port. If a timeout is set it may return less characters as requested. With no timeout it will block until the requested number of bytes is read. Nr<)r$r: bytearrayappendZReadByter TimeoutExceptionbytes)r+sizedatar8rrrreads   z Serial.readcCsp|jsty&|jjt|dt|Wn.tjk re}z tWYdd}~XnXt|S)z-Output the given string over the serial port.rN)r$r:ZWriter lenr r?ZwriteTimeoutError)r+rBr8rrrwrites &z Serial.writecCs |jst|jjdS)z9Clear input buffer, discarding all that is in the buffer.N)r$r:ZDiscardInBuffer)r+rrrr*s zSerial.reset_input_buffercCs |jst|jjdS)zs Clear output buffer, aborting the current output and discarding all that is in the buffer. N)r$r:ZDiscardOutBuffer)r+rrrreset_output_buffers zSerial.reset_output_buffercCs(|jstt|j|j_dS)zT Set break: Controls TXD. When active, to transmitting is possible. N)r$r:boolZ _break_stateZ BreakState)r+rrr_update_break_states zSerial._update_break_statecCs(|jstt|j|j_dS)z)Set terminal status line: Request To SendN)r$r:rGZ _rts_stateZ RtsEnable)r+rrrr)s zSerial._update_rts_statecCs(|jstt|j|j_dS)z-Set terminal status line: Data Terminal ReadyN)r$r:rGZ _dtr_stateZ DtrEnable)r+rrrr's zSerial._update_dtr_statecCs|jst|jjS)z(Read terminal status line: Clear To Send)r$r:Z CtsHolding)r+rrrctss z Serial.ctscCs|jst|jjS)z)Read terminal status line: Data Set Ready)r$r:Z DsrHolding)r+rrrdsrs z Serial.dsrcCs|jstdS)z)Read terminal status line: Ring IndicatorF)r$r:)r+rrrris z Serial.ricCs|jst|jjS)z)Read terminal status line: Carrier Detect)r$r:Z CDHolding)r+rrrcds z Serial.cdN)r rrrrrrrrrrrrrrrr)__name__ __module__ __qualname____doc__Z BAUDRATESr-r&r9propertyr;rCrEr*rFrHr)r'rIrJrKrLrrrrr s$   I      r __main__z%s iKr0)Zclrr ZSystem.IO.PortsZserial.serialutilZArrayZByter r Z SerialBaser rMsyssZstdiorEZbaudrateZdatabitsr9Zportr-rrrr s$