File MW.FT (FORTRAN source file)

Directory of image this file is from
This file as a plain text file

	SUBROUTINE MW(Z,I1,I6)
C MESSWERT VON 3480 B - AUTOMATISCHE BEREICHWAHL
C RMP-REGISTER MIT SN7475
C SPANNUNG IN [VOLT] - WIDERSTAND IN [OHM]
C BEI OVERLOAD WIRD Z=.9999999E+38 GESETZT
C FORTRAN II
C SR : EIN.FT / IBIT.SB / AUS.FT
C TRIGGER-SIGNAL (MESSUNG)
	CALL ZBIT(I1,5)
	CALL AUS(1,1,I1)
	CALL SETB(I1,5)
	CALL AUS(1,1,I1)
C MESSWERT UEBERNEMEN
C COL1/COL2
	CALL EIN(ICL1,0,I6)
C COL3/COL4
	CALL EIN(ICL2,1,I6)
C COL5/COL6
	CALL EIN(ICL3,2,I6)
C TEST OVERLOAD
	Z=.9999999E+38
	ID=IBIT(ICL3,6)
	IF(ID)1,1,20
C OHM-WERT ?
1	ID=IBIT(ICL3,4)
	IF(ID)3,3,2
2	ID=1000
	GOTO 6
C VORZEICHEN
3	ID=IBIT(ICL3,7)
	IF(ID)5,5,4
4	ID=-1
	GOTO 6
5	ID=1
C RANGE
6	IZ0=0
S	CLA
S	TAD \ICL3
S	RAR
S	AND (K0007
S	DCA \IZ0
C MESSWERT (5 ZIFFERN)
	IZ1=0
	IZ2=0
	IZ3=0
	IZ4=0
	IZ5=0
S	CLA
S	TAD \ICL1
S	AND (K0017
S	DCA \IZ1
S	TAD \ICL1
S	RTR;RTR
S	AND (K0017
S	DCA \IZ2

S TAD \ICL2 S AND (K0017 S DCA \IZ3 S TAD \ICL2 S RTR;RTR S AND (K0017 S DCA \IZ4 S TAD \ICL3 S AND (K0001 S DCA \IZ5 C UMFORMEN IN REELLE ZAHL IZ1=IZ1+10*IZ2+100*IZ3 IZ4=IZ4+10*IZ5 Z=FLOAT(IZ1)+1000.*FLOAT(IZ4) 17 IF(IZ0)19,19,18 18 Z=Z*.1 IZ0=IZ0-1 GOTO 17 19 Z=FLOAT(ID)*Z 20 RETURN END



Feel free to contact me, David Gesswein djg@pdp8online.com with any questions, comments on the web site, or if you have related equipment, documentation, software etc. you are willing to part with.  I am interested in anything PDP-8 related, computers, peripherals used with them, DEC or third party, or documentation. 

PDP-8 Home Page   PDP-8 Site Map   PDP-8 Site Search