Analogy for Linux, instruction related features. More...

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Data Structures
struct	a4l_instruction
	Structure describing the synchronous instruction. More...

struct	a4l_instruction_list
	Structure describing the list of synchronous instructions. More...

Macros
#define	A4L_INSN_WAIT_MAX 100000
	Maximal wait duration.

Instruction type
Flags to define the type of instruction
#define	A4L_INSN_READ (0 \| A4L_INSN_MASK_READ)
	Read instruction.

#define	A4L_INSN_WRITE (1 \| A4L_INSN_MASK_WRITE)
	Write instruction.

#define	A4L_INSN_BITS
	"Bits" instruction

#define	A4L_INSN_CONFIG
	Configuration instruction.

#define	A4L_INSN_GTOD
	Get time instruction.

#define	A4L_INSN_WAIT
	Wait instruction.

#define	A4L_INSN_INTTRIG
	Trigger instruction (to start asynchronous acquisition)

Configuration instruction type
Values to define the type of configuration instruction
#define	A4L_INSN_CONFIG_DIO_INPUT 0

#define	A4L_INSN_CONFIG_DIO_OUTPUT 1

#define	A4L_INSN_CONFIG_DIO_OPENDRAIN 2

#define	A4L_INSN_CONFIG_ANALOG_TRIG 16

#define	A4L_INSN_CONFIG_ALT_SOURCE 20

#define	A4L_INSN_CONFIG_DIGITAL_TRIG 21

#define	A4L_INSN_CONFIG_BLOCK_SIZE 22

#define	A4L_INSN_CONFIG_TIMER_1 23

#define	A4L_INSN_CONFIG_FILTER 24

#define	A4L_INSN_CONFIG_CHANGE_NOTIFY 25

#define	A4L_INSN_CONFIG_SERIAL_CLOCK 26

#define	A4L_INSN_CONFIG_BIDIRECTIONAL_DATA 27

#define	A4L_INSN_CONFIG_DIO_QUERY 28

#define	A4L_INSN_CONFIG_PWM_OUTPUT 29

#define	A4L_INSN_CONFIG_GET_PWM_OUTPUT 30

#define	A4L_INSN_CONFIG_ARM 31

#define	A4L_INSN_CONFIG_DISARM 32

#define	A4L_INSN_CONFIG_GET_COUNTER_STATUS 33

#define	A4L_INSN_CONFIG_RESET 34

#define	A4L_INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR 1001 /* Use CTR as single pulsegenerator */

#define	A4L_INSN_CONFIG_GPCT_PULSE_TRAIN_GENERATOR 1002 /* Use CTR as pulsetraingenerator */

#define	A4L_INSN_CONFIG_GPCT_QUADRATURE_ENCODER 1003 /* Use the counter as encoder */

#define	A4L_INSN_CONFIG_SET_GATE_SRC 2001 /* Set gate source */

#define	A4L_INSN_CONFIG_GET_GATE_SRC 2002 /* Get gate source */

#define	A4L_INSN_CONFIG_SET_CLOCK_SRC 2003 /* Set master clock source */

#define	A4L_INSN_CONFIG_GET_CLOCK_SRC 2004 /* Get master clock source */

#define	A4L_INSN_CONFIG_SET_OTHER_SRC 2005 /* Set other source */

#define	A4L_INSN_CONFIG_SET_COUNTER_MODE 4097

#define	A4L_INSN_CONFIG_SET_ROUTING 4099

#define	A4L_INSN_CONFIG_GET_ROUTING 4109

Counter status bits
Status bits for INSN_CONFIG_GET_COUNTER_STATUS
#define	A4L_COUNTER_ARMED 0x1

#define	A4L_COUNTER_COUNTING 0x2

#define	A4L_COUNTER_TERMINAL_COUNT 0x4

IO direction
Values to define the IO polarity
#define	A4L_INPUT 0

#define	A4L_OUTPUT 1

#define	A4L_OPENDRAIN 2

Events types
Values to define the Analogy events. They might used to send some specific events through the instruction interface.
#define	A4L_EV_START 0x00040000

#define	A4L_EV_SCAN_BEGIN 0x00080000

#define	A4L_EV_CONVERT 0x00100000

#define	A4L_EV_SCAN_END 0x00200000

#define	A4L_EV_STOP 0x00400000

Detailed Description

Analogy for Linux, instruction related features.

Note: Copyright (C) 1997-2000 David A. Schleef ds@sc.nosp@m.hlee.nosp@m.f.org; Copyright (C) 2008 Alexis Berlemont alexi.nosp@m.s.be.nosp@m.rlemo.nosp@m.nt@f.nosp@m.ree.f.nosp@m.r

Xenomai is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

Xenomai is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Xenomai; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

Data Structures

Macros

Detailed Description