utils.md

Helper utils for flink

There are several small command line tools for working with a flink device.

lsflink

Lists all subdevices of a flink device.

Example: lsflink -d /dev/flink0 -v

Options:

Option	Description
-d file	specify device file
-v	verbose mode

flinkinfo

Prints the description string of the info subdevice.

Example: flinkinfo -d /dev/flink0 -s 0

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id

flinkdio

Control a flink digital I/O subdevice.

Example: flinkdio -d /dev/flink0 -s 2 -c 0 -w -h

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-r	read from input
-w	write to output
-h	set output HIGH
-l	set output LOW

flinkpwm

Control a flink PWM subdevice.

Example: flinkpwm -d /dev/flink0 -s 3 -c 0 -f 1000 -h 50

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-f frequency	PWM frequency (in Hz)
-h dutycycle	PWM duty cycle in %
-v	verbose output

flinkppwa

Read a flink PPWA subdevice.

Example: flinkppwa -d /dev/flink0 -s 3 -c 0

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-v	verbose output

flinkcounter

Read a flink counter subdevice.

Example: flinkcounter -d /dev/flink0 -s 1 -c 0 -n 100 -t 100

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-n repeats	number of repeats
-t time	time in ms between counter reads

flinkanaloginput

Read a flink analog input subdevice.

Example: flinkanaloginput -d /dev/flink0 -s 4 -c 0

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-v	verbose output

flinkanalogoutput

Control a flink analog output subdevice.

Example: flinkanalogoutput -d /dev/flink0 -s 4 -c 0 -o 38000

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-o value	output value
-v	verbose output

flinkwatchdog

Control a flink watchdog device. The watchdog is n times retriggered after 80% of the timeout is expired.

Example: flinkwd -d /dev/flink0 -s 2 -n 20 -t 200

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-n repeats	number of repeats
-t timeout	watchdog timeout
-r	real time
-v	verbose output

flinksteppermotor

Control a stepper motor.

Defaults: File(/dev/flink0), Cannel(0), CW, Full Steps, Two Phase, Freerunning(30sec), Start Speed(10), Top Speed(100), Acceleration(10)

Example: flinksteppermotor -s 1

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-f direction	direction: 1->CW 0->CCW
-h stepmode	stepmode: 1->full 0->half
-p phasemode	phasemode: 1->both 0->single
-m runmode	mode: 1->freerun 0->stepping
-g start	start speed [steps/s]
-t top	top speed [steps/s]
-a acceleration	acceleration [stepps between start & top]
-n stepps	Stepps to do in stepping mode
-x time	time for freerun mode
-v	verbose output

flinkreflectivesensoren

Read a flink reflective light sensor subdevice.

Example: flinkreflectivesensoren -d /dev/flink0 -s 4 -c 0

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-c channel	channel to use
-v	verbose output

flinkinterrupthandler

Provides IRQ sink. Print a string when an interrupt occurs.

Example: flinkinterrupthandler -d /dev/flink0 -i 0

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-i IRQ	System IRQ source Nr.
-v	verbose output

flinkinterruptmultiplexer

Connects a flink IRQ signal coming from a flink device to a system IRQ.

Example: flinkinterruptmultiplexer -d /dev/flink0 -s 4 -i 0 -f 10

Options:

Option	Description
-d file	specify device file
-s id	select subdevice by id
-i IRQ	System IRQ source Nr.
-f flink IRQ	flink IRQ Nr.
-v	verbose output