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.TH ABS "9" "2023-02-10" "LinuxCNC Documentation" "HAL Component"
.SH NAME

abs \- Compute the absolute value and sign of the input signal
.SH SYNOPSIS
.HP
.B loadrt abs [count=\fIN\fB|names=\fIname1\fB[,\fIname2...\fB]]
.SH FUNCTIONS
.TP
\fBabs.\fIN\fB\fR (requires a floating-point thread)

.SH PINS
.TP
.B abs.\fIN\fB.in\fR float in \fR
Analog input value
.TP
.B abs.\fIN\fB.out\fR float out \fR
Analog output value, always positive
.TP
.B abs.\fIN\fB.sign\fR bit out \fR
Sign of input, false for positive, true for negative
.TP
.B abs.\fIN\fB.is-positive\fR bit out \fR
TRUE if input is positive, FALSE if input is 0 or negative
.TP
.B abs.\fIN\fB.is-negative\fR bit out \fR
TRUE if input is negative, FALSE if input is 0 or positive
.SH AUTHOR

John Kasunich
.SH LICENSE

GPL