Version 4
SHEET 1 1896 960
WIRE 48 -576 -32 -576
WIRE 784 -560 704 -560
WIRE -32 -544 -32 -576
WIRE 704 -528 704 -560
WIRE -32 -432 -32 -464
WIRE 704 -416 704 -448
WIRE 48 -240 -32 -240
WIRE 768 -224 688 -224
WIRE -32 -208 -32 -240
WIRE 688 -192 688 -224
WIRE -32 -96 -32 -128
WIRE 688 -80 688 -112
FLAG 704 -416 0
FLAG 784 -560 hb2_scale
IOPIN 784 -560 Out
FLAG -32 -432 0
FLAG 48 -576 hb1
IOPIN 48 -576 Out
FLAG -32 -96 0
FLAG 48 -240 hb_rep3
IOPIN 48 -240 Out
FLAG 688 -80 0
FLAG 768 -224 hb_rep
IOPIN 768 -224 Out
SYMBOL voltage 704 -544 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value PWL value_scale_factor=0.7 time_scale_factor=0.7 (FILE=heartbeat_pwl.txt)
SYMBOL voltage -32 -560 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value PWL (FILE=heartbeat_pwl.txt)
SYMBOL voltage -32 -224 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value PWL repeat for 3 (FILE=heartbeat_pwl.txt) endrepeat
SYMBOL voltage 688 -208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value PWL repeat forever (FILE=heartbeat_pwl.txt) endrepeat
TEXT -16 -768 Left 0 !.tran 0 5 0 0.01
TEXT 680 -616 Left 0 ;PWL from file with additional scaling of time and voltage values
TEXT 816 -504 Left 0 ;Scale the time values and the voltage values of a file.
TEXT -40 -640 Left 0 ;PWL from file
TEXT -56 104 Left 0 ;Example 1\n    \n0 0\n0.1 1  \n0.2 -0.5\n0.3 0\n0.4 0.3\n0.5 0.0\n0.6 0.1\n0.7 0\n1 0
TEXT 256 112 Left 0 ;Example 2\n \n(    \n0 0\n0.1 1  \n0.2 -0.5\n0.3 0\n0.4 0.3\n0.5 0.0\n0.6 0.1\n0.7 0\n1 0\n)
TEXT 592 120 Left 0 ;Example 3\n    \n(0 0\n0.1 1  \n0.2 -0.5\n0.3 0\n0.4 0.3\n0.5 0.0\n0.6 0.1\n0.7 0\n1 0)
TEXT 48 56 Left 0 ;Some possible file formats for the PWL-file.
TEXT -56 -312 Left 0 ;PWL from file with 3 times repetition
TEXT 8 -72 Left 0 ;PWL repeat for 4 (FILE=hardbeat_pwl.txt) endrepeat
TEXT 664 -296 Left 0 ;PWL from file with endless repetition
TEXT 272 -872 Left 0 ;PWL Files For Heart Beat Simulation\n \nThe file format requires only space seperated data pairs, e.g. \n0 0\n0.1 1.3\n....