include/analogy/instruction.h File Reference

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...
Defines
#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

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Detailed Description

Analogy for Linux, instruction related features.

Note:

Copyright (C) 1997-2000 David A. Schleef <[email protected]>

Copyright (C) 2008 Alexis Berlemont <[email protected]>

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.