最近在做公司一个fct的测试及调试软件
设计到的比较多的通信问题
1，Gpib通信（调用ADL-GPIB）
2，串口通信
3，Usb通信（调用USBXpress）
4，Pci通信（调用PCIS-DASK）
大多数的驱动都是使用
先写了一个Gpib通信的类，参照园子里的朋友的cs文件，有改动
1.Gpibhelper如下：
using System.Runtime.InteropServices; using System.Text; public class GPIB { public enum ibsta_bit_numbers { DCAS_NUM = 0, DTAS_NUM = 1, LACS_NUM = 2, TACS_NUM = 3, ATN_NUM = 4, CIC_NUM = 5, REM_NUM = 6, LOK_NUM = 7, CMPL_NUM = 8, EVENT_NUM = 9, SPOLL_NUM = 10, RQS_NUM = 11, SRQI_NUM = 12, END_NUM = 13, TIMO_NUM = 14, ERR_NUM = 15 }; /* IBSTA status bits (returned by all functions) */ public enum ibsta_bits { DCAS = ( 1 << ibsta_bit_numbers.DCAS_NUM ), /* device clear state */ DTAS = ( 1 << ibsta_bit_numbers.DTAS_NUM ), /* device trigger state */ LACS = ( 1 << ibsta_bit_numbers.LACS_NUM ), /* GPIB interface is addressed as Listener */ TACS = ( 1 << ibsta_bit_numbers.TACS_NUM ), /* GPIB interface is addressed as Talker */ ATN = ( 1 << ibsta_bit_numbers.ATN_NUM ), /* Attention is asserted */ CIC = ( 1 << ibsta_bit_numbers.CIC_NUM ), /* GPIB interface is Controller-in-Charge */ REM = ( 1 << ibsta_bit_numbers.REM_NUM ), /* remote state */ LOK = ( 1 << ibsta_bit_numbers.LOK_NUM ), /* lockout state */ CMPL = ( 1 << ibsta_bit_numbers.CMPL_NUM ), /* I/O is complete */ EVENT = ( 1 << ibsta_bit_numbers.EVENT_NUM ), /* DCAS, DTAS, or IFC has occurred */ SPOLL = ( 1 << ibsta_bit_numbers.SPOLL_NUM ), /* board serial polled by busmaster */ RQS = ( 1 << ibsta_bit_numbers.RQS_NUM ), /* Device requesting service */ SRQI = ( 1 << ibsta_bit_numbers.SRQI_NUM ), /* SRQ is asserted */ END = ( 1 << ibsta_bit_numbers.END_NUM ), /* EOI or EOS encountered */ TIMO = ( 1 << ibsta_bit_numbers.TIMO_NUM ), /* Time limit on I/O or wait function exceeded */ ERR = ( 1 << ibsta_bit_numbers.ERR_NUM ) /* Function call terminated on error */ }; /* IBERR error codes */ public enum iberr_code { EDVR = 0, /* system error */ ECIC = 1, /* not CIC */ ENOL = 2, /* no listeners */ EADR = 3, /* CIC and not addressed before I/O */ EARG = 4, /* bad argument to function call */ ESAC = 5, /* not SAC */ EABO = 6, /* I/O operation was aborted */ ENEB = 7, /* non-existent board (GPIB interface offline) */ EDMA = 8, /* DMA hardware error detected */ EOIP = 10, /* new I/O attempted with old I/O in progress */ ECAP = 11, /* no capability for intended opeation */ EFSO = 12, /* file system operation error */ EBUS = 14, /* bus error */ ESTB = 15, /* lost serial poll bytes */ ESRQ = 16, /* SRQ stuck on */ ETAB = 20 /* Table Overflow */ }; /* Timeout values and meanings */ public enum gpib_timeout { TNONE = 0, /* Infinite timeout (disabled) */ T10us = 1, /* Timeout of 10 usec (ideal) */ T30us = 2, /* Timeout of 30 usec (ideal) */ T100us = 3, /* Timeout of 100 usec (ideal) */ T300us = 4, /* Timeout of 300 usec (ideal) */ T1ms = 5, /* Timeout of 1 msec (ideal) */ T3ms = 6, /* Timeout of 3 msec (ideal) */ T10ms = 7, /* Timeout of 10 msec (ideal) */ T30ms = 8, /* Timeout of 30 msec (ideal) */ T100ms = 9, /* Timeout of 100 msec (ideal) */ T300ms = 10, /* Timeout of 300 msec (ideal) */ T1s = 11, /* Timeout of 1 sec (ideal) */ T3s = 12, /* Timeout of 3 sec (ideal) */ T10s = 13, /* Timeout of 10 sec (ideal) */ T30s = 14, /* Timeout of 30 sec (ideal) */ T100s = 15, /* Timeout of 100 sec (ideal) */ T300s = 16, /* Timeout of 300 sec (ideal) */ T1000s = 17 /* Timeout of 1000 sec (maximum) */ }; /* End-of-string (EOS) modes for use with ibeos */ public enum eos_flags { EOS_MASK = 0x1c00, REOS = 0x0400, /* Terminate reads on EOS */ XEOS = 0x800, /* assert EOI when EOS char is sent */ BIN = 0x1000 /* Do 8-bit compare on EOS */ }; /* GPIB Bus Control Lines bit vector */ public enum bus_control_line { ValidDAV = 0x01, ValidNDAC = 0x02, ValidNRFD = 0x04, ValidIFC = 0x08, ValidREN = 0x10, ValidSRQ = 0x20, ValidATN = 0x40, ValidEOI = 0x80, ValidALL = 0xff, BusDAV = 0x0100, /* DAV line status bit */ BusNDAC = 0x0200, /* NDAC line status bit */ BusNRFD = 0x0400, /* NRFD line status bit */ BusIFC = 0x0800, /* IFC line status bit */ BusREN = 0x1000, /* REN line status bit */ BusSRQ = 0x2000, /* SRQ line status bit */ BusATN = 0x4000, /* ATN line status bit */ BusEOI = 0x8000 /* EOI line status bit */ }; const int gpib_addr_max = 30; /* max address for primary/secondary gpib addresses */ public enum ibask_option { IbaPAD = 0x1, IbaSAD = 0x2, IbaTMO = 0x3, IbaEOT = 0x4, IbaPPC = 0x5, /* board only */ IbaREADDR = 0x6, /* device only */ IbaAUTOPOLL = 0x7, /* board only */ IbaCICPROT = 0x8, /* board only */ IbaIRQ = 0x9, /* board only */ IbaSC = 0xa, /* board only */ IbaSRE = 0xb, /* board only */ IbaEOSrd = 0xc, IbaEOSwrt = 0xd, IbaEOScmp = 0xe, IbaEOSchar = 0xf, IbaPP2 = 0x10, /* board only */ IbaTIMING = 0x11, /* board only */ IbaDMA = 0x12, /* board only */ IbaReadAdjust = 0x13, IbaWriteAdjust = 0x14, IbaEventQueue = 0x15, /* board only */ IbaSPollBit = 0x16, /* board only */ IbaSpollBit = 0x16, /* board only */ IbaSendLLO = 0x17, /* board only */ IbaSPollTime = 0x18, /* device only */ IbaPPollTime = 0x19, /* board only */ IbaEndBitIsNormal = 0x1a, IbaUnAddr = 0x1b, /* device only */ IbaHSCableLength = 0x1f, /* board only */ IbaIst = 0x20, /* board only */ IbaRsv = 0x21, /* board only */ IbaBNA = 0x200, /* device only */ IbaBaseAddr = 0x201 /* GPIB board's base I/O address.*/ }; public enum ibconfig_option { IbcPAD = 0x1, IbcSAD = 0x2, IbcTMO = 0x3, IbcEOT = 0x4, IbcPPC = 0x5, /* board only */ IbcREADDR = 0x6, /* device only */ IbcAUTOPOLL = 0x7, /* board only */ IbcCICPROT = 0x8, /* board only */ IbcIRQ = 0x9, /* board only */ IbcSC = 0xa, /* board only */ IbcSRE = 0xb, /* board only */ IbcEOSrd = 0xc, IbcEOSwrt = 0xd, IbcEOScmp = 0xe, IbcEOSchar = 0xf, IbcPP2 = 0x10, /* board only */ IbcTIMING = 0x11, /* board only */ IbcDMA = 0x12, /* board only */ IbcReadAdjust = 0x13, IbcWriteAdjust = 0x14, IbcEventQueue = 0x15, /* board only */ IbcSPollBit = 0x16, /* board only */ IbcSpollBit = 0x16, /* board only */ IbcSendLLO = 0x17, /* board only */ IbcSPollTime = 0x18, /* device only */ IbcPPollTime = 0x19, /* board only */ IbcEndBitIsNormal = 0x1a, IbcUnAddr = 0x1b, /* device only */ IbcHSCableLength = 0x1f, /* board only */ IbcIst = 0x20, /* board only */ IbcRsv = 0x21, /* board only */ IbcLON = 0x22, IbcBNA = 0x200 /* device only */ }; public enum t1_delays { T1_DELAY_2000ns = 1, T1_DELAY_500ns = 2, T1_DELAY_350ns = 3 }; // typedef ushort Addr4882_t; // typedef int ssize_t; // typedef uint size_t; public const ushort NOADDR = 0xffff; /* IEEE 488 Function Prototypes */ [DllImport("Gpib-32.dll")] public static extern int ibask( int ud, int option, ref int value ); [DllImport("Gpib-32.dll")] public static extern int ibbna( int ud, string board_name ); [DllImport("Gpib-32.dll")] public static extern int ibcac( int ud, int synchronous ); [DllImport("Gpib-32.dll")] public static extern int ibclr( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibcmd( int ud, string cmd, long cnt ); [DllImport("Gpib-32.dll")] public static extern int ibcmda( int ud, string cmd, long cnt ); [DllImport("Gpib-32.dll")] public static extern int ibconfig( int ud, int option, int value ); [DllImport("Gpib-32.dll")] public static extern int ibdev( int board_index, int pad, int sad, int timo, int send_eoi, int eosmode ); [DllImport("Gpib-32.dll")] public static extern int ibdma( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibeot( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibeos( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibfind( string dev ); [DllImport("Gpib-32.dll")] public static extern int ibgts(int ud, int shadow_handshake); [DllImport("Gpib-32.dll")] public static extern int ibist( int ud, int ist ); [DllImport("Gpib-32.dll")] public static extern int iblines( int ud, short line_status ); [DllImport("Gpib-32.dll")] public static extern int ibln( int ud, int pad, int sad, short found_listener ); [DllImport("Gpib-32.dll")] public static extern int ibloc( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibonl( int ud, int onl ); [DllImport("Gpib-32.dll")] public static extern int ibpad( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibpct( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibppc( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibrd( int ud, StringBuilder buf, int count ); [DllImport("Gpib-32.dll")] public static extern int ibrda( int ud, StringBuilder buf, int count ); [DllImport("Gpib-32.dll")] public static extern int ibrdf( int ud, char file_path ); [DllImport("Gpib-32.dll")] public static extern int ibrpp( int ud, char ppr ); [DllImport("Gpib-32.dll")] public static extern int ibrsc( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibrsp( int ud, StringBuilder spr ); [DllImport("Gpib-32.dll")] public static extern int ibrsv( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibsad( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibsic( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibsre( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibstop( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibtmo( int ud, int v ); [DllImport("Gpib-32.dll")] public static extern int ibtrg( int ud ); [DllImport("Gpib-32.dll")] public static extern int ibwait( int ud, int mask ); [DllImport("Gpib-32.dll")] public static extern int ibwrt( int ud, string buf, int count ); [DllImport("Gpib-32.dll")] public static extern int ibwrta( int ud, string buf, int count ); [DllImport("Gpib-32.dll")] public static extern int ibwrtf( int ud, StringBuilder file_path ); [DllImport("Gpib-32.dll")] public static extern int gpib_get_globals (out int pibsta, out int piberr, out int pibcnt, out int pibcntl); /* IEEE 488.2 Function Prototypes */ [DllImport("Gpib-32.dll")] public static extern void AllSPoll( int board_desc, ushort[] addressList, ushort[] resultList ); [DllImport("Gpib-32.dll")] public static extern void AllSpoll( int board_desc, ushort[] addressLis, ushort[] resultList ); [DllImport("Gpib-32.dll")] public static extern void DevClear( int board_desc, ushort address ); [DllImport("Gpib-32.dll")] public static extern void DevClearList( int board_desc, ushort[] addressLis ); [DllImport("Gpib-32.dll")] public static extern void EnableLocal( int board_desc, ushort[] addressLis ); [DllImport("Gpib-32.dll")] public static extern void EnableRemote( int board_desc, ushort[] addressLis ); [DllImport("Gpib-32.dll")] public static extern void FindLstn( int board_desc, ushort[] padList, ushort[] resultList, int maxNumResults ); [DllImport("Gpib-32.dll")] public static extern void FindRQS( int board_desc, ushort[] addressList, out short result ); [DllImport("Gpib-32.dll")] public static extern void PassControl( int board_desc, ushort address ); [DllImport("Gpib-32.dll")] public static extern void PPoll( int board_desc, out short result ); [DllImport("Gpib-32.dll")] public static extern void PPollConfig( int board_desc, ushort address, int dataLine, int lineSense ); [DllImport("Gpib-32.dll")] public static extern void PPollUnconfig( int board_desc, ushort[] addressList ); [DllImport("Gpib-32.dll")] public static extern void RcvRespMsg( int board_desc, char[] buffer, long count, int termination ); [DllImport("Gpib-32.dll")] public static extern void ReadStatusByte( int board_desc, ushort address, out short result ); [DllImport("Gpib-32.dll")] public static extern void Receive( int board_desc, ushort address, char[] buffer, long count, int termination ); [DllImport("Gpib-32.dll")] public static extern void ReceiveSetup( int board_desc, ushort address ); [DllImport("Gpib-32.dll")] public static extern void ResetSys( int board_desc, ushort[] addressList ); [DllImport("Gpib-32.dll")] public static extern void Send( int board_desc, ushort address, char[] buffer, long count, int eot_mode ); [DllImport("Gpib-32.dll")] public static extern void SendCmds( int board_desc, char[] cmds, long count ); [DllImport("Gpib-32.dll")] public static extern void SendDataBytes( int board_desc, char[] buffer, long count, int eotmode ); [DllImport("Gpib-32.dll")] public static extern void SendIFC( int board_desc ); [DllImport("Gpib-32.dll")] public static extern void SendLLO( int board_desc ); [DllImport("Gpib-32.dll")] public static extern void SendList( int board_desc, ushort[] addressList, char[] buffer, long count, int eotmode ); [DllImport("Gpib-32.dll")] public static extern void SendSetup( int board_desc, ushort[] addressList ); [DllImport("Gpib-32.dll")] public static extern void SetRWLS( int board_desc, ushort[] addressList ); [DllImport("Gpib-32.dll")] public static extern void TestSRQ( int board_desc, out short result ); [DllImport("Gpib-32.dll")] public static extern void TestSys( int board_desc, ushort[] addrlist, short[] resultList ); [DllImport("Gpib-32.dll")] public static extern void Trigger( int board_desc, ushort address ); [DllImport("Gpib-32.dll")] public static extern void TriggerList( int board_desc, ushort[] addressList ); [DllImport("Gpib-32.dll")] public static extern void WaitSRQ( int board_desc, out short result ); }