71
Read And Feed Program Code
‘************* Parameter Setup ************
MUNIT = 51200
VI = 0.5
VM = 10
ACCL = 20
DECL = 20
IOS 21 = 0,0,0 ‘Distance Bit0, low true
IOS 22 = 0,0,0 ‘Distance Bit1, low true
IOS 23 = 9,0,0 ‘Start input, low true
VAR DISTANCE
VAR MASK = 3
VAR INPCODE
‘************* Program ************
PGM 1
LBL READFEED
INPCODE = IO 20 & 3 ‘This step masks the upper 4 bits of IO 20.
‘Feed distance is set in the routine depending on the
‘state of Inputs 21 & 22
BR Dist0, INPCODE = 0
BR Dist1, INPCODE = 1
BR Dist2, INPCODE = 2
BR Dist3, INPCODE = 3
LBL Feed
MOVR DISTANCE
HOLD 2
END
LBL Dist0
DISTANCE = 1
BR Feed
LBL Dist1
DISTANCE = 2
BR Feed
LBL Dist2
DISTANCE = 3
BR Feed
LBL Dist3
DISTANCE = 4
BR Feed
PGM
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