Routine: LAZLAB

LAB ;SLC/RWF- AUTOMATED INSTRUMENT LAB INTERFACE ;7/11/89  10:39 ;

 ;;V~5.0~;LAB;;02/27/90 17:09

 S LANM=$T(+0),HOME=$N(^LAB(62.4,"C",LANM,0)),BASE=HOME-1 Q:HOME<1

 Q:$D(^LA("LOCK",HOME))

 D INIT^LABINIT C:IO(0)'=IO IO(0) S X="TRAP^"_LANM,@^%ZOSF("TRAP")

 X ^%ZOSF("BRK") R X:1,X:1 ;ALLOW BREAK AND FLUSH BUFFER

IO S T=T-BASE,HDR="T"_$E(100+T,2,3)_"L"_$E(1000+$L(OUT),2,4)

 F I=1:1:100 W HDR,!,OUT,! R *X:5 Q:$C(X)=ACK  Q:(X=-1)&(T=0)

 S TRY=0

RD S ^LA(HOME,"R")=$H R HRD:TOUT G TOUT:'$T R IN:5 G TOUT:'$T S T=+$E(HRD,2,3)+BASE,L=+$E(HRD,5,7),M=+$E(HRD,9,11)

 I HRD'?1"T"2N1"L"3N1"M"3N!(L'=$L(IN)),TRY<50 S TRY=TRY+1 W NAK G RD

 W ACK G W:TRY>49

IO1 S TOUT=5 IF $D(^LA("TP",0)) S ^LA("TP",0)=1+^(0),^(^(0))=T_"^"_$E(IN,1,250)

 IF T=HOME S RT=$H,ASK=-2

IO2 IF '$D(^LA(T,"I")),$D(^LAB(62.4,T,1)) X ^(1)

 IF '$D(^LA(T,"I")) S T=HOME

 L ^LA(T) G IO2:'$D(^LA(T,"I"))#2 S CNT=^LA(T,"I")+1,^("I")=CNT,^("I",CNT)=IN L

 I $D(^LAB(62.4,T,.5)) S OUT="" X ^(.5) I OUT'="" S T=T+BASE G IO

W L  IF $D(^LA("STOP",HOME)) K ^LA("LOCK",HOME),^LA(HOME),^LA("STOP",HOME) G H^XUS

 S T=BASE,OUT="" G IO:^LA("Q")'>^LA(HOME,"Q")

 L ^LA("Q") S Q=^LA(HOME,"Q")+1,^("Q")=Q,T=$S($D(^LA("Q",Q)):^(Q),1:0) G W:T<HOME,W:HOME+9<T

 K ^LA("Q",Q) L  G IO:T<1,W:'$D(^LA(T))

 S CNT=^LA(T,"O",0)+1 IF $D(^(CNT)) S ^(0)=CNT,OUT=^(CNT)

 IF $D(^LA("TP",0)) S ^LA("TP",0)=1+^(0),^(^(0))=T_"^Sent: "_$E(OUT,1,250)

 S TOUT=5 G IO

SET S ER=$D(^LA(T,"I"))#2 Q:ER  S ^LA(T,"I")=0,^("I",0)=0,^LA(T,"O")=0,^("O",0)=0,^LA(T,"Q")=0 Q

TOUT S:TOUT<15 TOUT=TOUT+1 S:TOUT>15 ASK=ASK+1

 IF ASK=0,TOUT>15 S T=HOME,OUT="1" G IO

 IF ASK>1 D ^LABALARM S ASK=-1 U IO

G W

OUT S CNT=^LA(T,"O")+1,^("O")=CNT,^("O",CNT)=OUT

 LOCK ^LA("Q") S Q=^LA("Q")+1,^("Q")=Q,^("Q",Q)=T LOCK

DQ K ^LA("LOCK") I $D(^LA("Q")),$O(^LA("Q"))="" K ^LA("Q")

 G LAB

TRAP S TSK=HOME D ERROR^LASET

 S T=HOME,OUT=1,TOUT=5,ASK=-2,ACK="A",NAK="N",ER=0 R X:1,X:1 G @("IO^"_LANM)

LAZLAB.m