mirror of
https://gitee.com/mirrors_PX4/PX4-Autopilot.git
synced 2026-10-26 15:33:33 +08:00
Completes coding of the PWM module
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4200 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
@@ -0,0 +1,56 @@
|
||||
############################################################################
|
||||
# drivers/input/Make.defs
|
||||
#
|
||||
# Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
#
|
||||
# Redistribution and use in source and binary forms, with or without
|
||||
# modification, are permitted provided that the following conditions
|
||||
# are met:
|
||||
#
|
||||
# 1. Redistributions of source code must retain the above copyright
|
||||
# notice, this list of conditions and the following disclaimer.
|
||||
# 2. Redistributions in binary form must reproduce the above copyright
|
||||
# notice, this list of conditions and the following disclaimer in
|
||||
# the documentation and/or other materials provided with the
|
||||
# distribution.
|
||||
# 3. Neither the name NuttX nor the names of its contributors may be
|
||||
# used to endorse or promote products derived from this software
|
||||
# without specific prior written permission.
|
||||
#
|
||||
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
# POSSIBILITY OF SUCH DAMAGE.
|
||||
#
|
||||
############################################################################
|
||||
|
||||
# Don't build anything if there is no NX support for input devices
|
||||
|
||||
ifeq ($(CONFIG_INPUT),y)
|
||||
|
||||
# Include the selected touchscreen drivers
|
||||
|
||||
ifeq ($(CONFIG_INPUT_TSC2007),y)
|
||||
CSRCS += tsc2007.c
|
||||
endif
|
||||
|
||||
ifeq ($(CONFIG_INPUT_ADS7843E),y)
|
||||
CSRCS += ads7843e.c
|
||||
endif
|
||||
|
||||
# Include input device driver build support
|
||||
|
||||
DEPPATH += --dep-path input
|
||||
VPATH += :input
|
||||
CFLAGS += ${shell $(TOPDIR)/tools/incdir.sh $(INCDIROPT) "$(CC)" $(TOPDIR)/drivers/input}
|
||||
endif
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,170 @@
|
||||
/********************************************************************************************
|
||||
* drivers/input/ads7843e.h
|
||||
*
|
||||
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* References:
|
||||
* "Touch Screen Controller, ADS7843," Burr-Brown Products from Texas
|
||||
* Instruments, SBAS090B, September 2000, Revised May 2002"
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
********************************************************************************************/
|
||||
|
||||
#ifndef __DRIVERS_INPUT_ADS7843E_H
|
||||
#define __DRIVERS_INPUT_ADS7843E_H
|
||||
|
||||
/********************************************************************************************
|
||||
* Included Files
|
||||
********************************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <semaphore.h>
|
||||
#include <poll.h>
|
||||
#include <wdog.h>
|
||||
#include <nuttx/wqueue.h>
|
||||
|
||||
#include <nuttx/spi.h>
|
||||
#include <nuttx/clock.h>
|
||||
#include <nuttx/input/ads7843e.h>
|
||||
|
||||
/********************************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
********************************************************************************************/
|
||||
/* Configuration ****************************************************************************/
|
||||
/* Reference counting is partially implemented, but not needed in the current design. */
|
||||
|
||||
#undef CONFIG_ADS7843E_REFCNT
|
||||
|
||||
/* ADS7843E Interfaces *********************************************************************/
|
||||
/* ADS7843E command bit settings */
|
||||
|
||||
#define ADS7843E_CMD_PD0 (1 << 0) /* PD0 */
|
||||
#define ADS7843E_CMD_PD1 (1 << 1) /* PD1 */
|
||||
#define ADS7843E_CMD_DFR (1 << 2) /* SER/DFR */
|
||||
#define ADS7843E_CMD_EIGHT_BITS_MOD (1 << 3) /* Mode */
|
||||
#define ADS7843E_CMD_START (1 << 7) /* Start Bit */
|
||||
#define ADS7843E_CMD_SWITCH_SHIFT 4 /* Address setting */
|
||||
|
||||
/* ADS7843E Commands */
|
||||
|
||||
#define ADS7843_CMD_YPOSITION \
|
||||
((1 << ADS7843E_CMD_SWITCH_SHIFT)|ADS7843E_CMD_START|ADS7843E_CMD_PD0|ADS7843E_CMD_PD1)
|
||||
#define ADS7843_CMD_XPOSITION \
|
||||
((5 << ADS7843E_CMD_SWITCH_SHIFT)|ADS7843E_CMD_START|ADS7843E_CMD_PD0|ADS7843E_CMD_PD1)
|
||||
#define ADS7843_CMD_ENABPINIRQ \
|
||||
((1 << ADS7843E_CMD_SWITCH_SHIFT)|ADS7843E_CMD_START)
|
||||
|
||||
/* Driver support **************************************************************************/
|
||||
/* This format is used to construct the /dev/input[n] device driver path. It
|
||||
* defined here so that it will be used consistently in all places.
|
||||
*/
|
||||
|
||||
#define DEV_FORMAT "/dev/input%d"
|
||||
#define DEV_NAMELEN 16
|
||||
|
||||
/* Poll the pen position while the pen is down at this rate (50MS): */
|
||||
|
||||
#define ADS7843E_WDOG_DELAY ((50 + (MSEC_PER_TICK-1))/ MSEC_PER_TICK)
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Types
|
||||
********************************************************************************************/
|
||||
|
||||
/* This describes the state of one contact */
|
||||
|
||||
enum ads7843e_contact_3
|
||||
{
|
||||
CONTACT_NONE = 0, /* No contact */
|
||||
CONTACT_DOWN, /* First contact */
|
||||
CONTACT_MOVE, /* Same contact, possibly different position */
|
||||
CONTACT_UP, /* Contact lost */
|
||||
};
|
||||
|
||||
/* This structure describes the results of one ADS7843E sample */
|
||||
|
||||
struct ads7843e_sample_s
|
||||
{
|
||||
uint8_t id; /* Sampled touch point ID */
|
||||
uint8_t contact; /* Contact state (see enum ads7843e_contact_e) */
|
||||
uint16_t x; /* Measured X position */
|
||||
uint16_t y; /* Measured Y position */
|
||||
};
|
||||
|
||||
/* This structure describes the state of one ADS7843E driver instance */
|
||||
|
||||
struct ads7843e_dev_s
|
||||
{
|
||||
#ifdef CONFIG_ADS7843E_MULTIPLE
|
||||
FAR struct ads7843e_dev_s *flink; /* Supports a singly linked list of drivers */
|
||||
#endif
|
||||
#ifdef CONFIG_ADS7843E_REFCNT
|
||||
uint8_t crefs; /* Number of times the device has been opened */
|
||||
#endif
|
||||
uint8_t nwaiters; /* Number of threads waiting for ADS7843E data */
|
||||
uint8_t id; /* Current touch point ID */
|
||||
volatile bool penchange; /* An unreported event is buffered */
|
||||
sem_t devsem; /* Manages exclusive access to this structure */
|
||||
sem_t waitsem; /* Used to wait for the availability of data */
|
||||
|
||||
FAR struct ads7843e_config_s *config; /* Board configuration data */
|
||||
FAR struct spi_dev_s *spi; /* Saved SPI driver instance */
|
||||
struct work_s work; /* Supports the interrupt handling "bottom half" */
|
||||
struct ads7843e_sample_s sample; /* Last sampled touch point data */
|
||||
WDOG_ID wdog; /* Poll the position while the pen is down */
|
||||
|
||||
/* The following is a list if poll structures of threads waiting for
|
||||
* driver events. The 'struct pollfd' reference for each open is also
|
||||
* retained in the f_priv field of the 'struct file'.
|
||||
*/
|
||||
|
||||
#ifndef CONFIG_DISABLE_POLL
|
||||
struct pollfd *fds[CONFIG_ADS7843E_NPOLLWAITERS];
|
||||
#endif
|
||||
};
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Function Prototypes
|
||||
********************************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C" {
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __DRIVERS_INPUT_ADS7843E_H */
|
||||
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,120 @@
|
||||
/********************************************************************************************
|
||||
* drivers/input/tsc2007.h
|
||||
*
|
||||
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* References:
|
||||
* "1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire Micro TOUCH SCREEN CONTROLLER
|
||||
* with I2C Interface," SBAS405A March 2007, Revised, March 2009, Texas
|
||||
* Instruments Incorporated
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
********************************************************************************************/
|
||||
|
||||
/* The TSC2007 is an analog interface circuit for a human interface touch screen device.
|
||||
* All peripheral functions are controlled through the command byte and onboard state
|
||||
* machines.
|
||||
*/
|
||||
|
||||
#ifndef __DRIVERS_INPUT_TSC2007_H
|
||||
#define __DRIVERS_INPUT_TSC2007_H
|
||||
|
||||
/********************************************************************************************
|
||||
* Included Files
|
||||
********************************************************************************************/
|
||||
|
||||
/********************************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
********************************************************************************************/
|
||||
|
||||
/* TSC2007 Address */
|
||||
|
||||
#define TSC2007_ADDRESS_MASK (0xf8) /* Bits 3-7: Invariant part of TSC2007 address */
|
||||
#define TSC2007_ADDRESS (0x90) /* Bits 3-7: Always set at '10010' */
|
||||
#define TSC2007_A1 (1 << 2) /* Bit 2: A1 */
|
||||
#define TSC2007_A0 (1 << 1) /* Bit 1: A1 */
|
||||
#define TSC2007_READ (1 << 0) /* Bit0=1: Selects read operation */
|
||||
#define TSC2007_WRITE (0) /* Bit0=0: Selects write operation */
|
||||
|
||||
/* TSC2007 Command Byte */
|
||||
|
||||
#define TSC2007_CMD_FUNC_SHIFT (4) /* Bits 4-7: Converter function select bits */
|
||||
#define TSC2007_CMD_FUNC_MASK (15 << TSC2007_CMD_FUNC_SHIFT)
|
||||
# define TSC2007_CMD_FUNC_TEMP0 (0 << TSC2007_CMD_FUNC_SHIFT) /* Measure TEMP0 */
|
||||
# define TSC2007_CMD_FUNC_AUX (2 << TSC2007_CMD_FUNC_SHIFT) /* Measure AUX */
|
||||
# define TSC2007_CMD_FUNC_TEMP1 (4 << TSC2007_CMD_FUNC_SHIFT) /* Measure TEMP1 */
|
||||
# define TSC2007_CMD_FUNC_XON (8 << TSC2007_CMD_FUNC_SHIFT) /* Activate X-drivers */
|
||||
# define TSC2007_CMD_FUNC_YON (9 << TSC2007_CMD_FUNC_SHIFT) /* Activate Y-drivers */
|
||||
# define TSC2007_CMD_FUNC_YXON (10 << TSC2007_CMD_FUNC_SHIFT) /* Activate Y+, X-drivers */
|
||||
# define TSC2007_CMD_FUNC_SETUP (11 << TSC2007_CMD_FUNC_SHIFT) /* Setup command */
|
||||
# define TSC2007_CMD_FUNC_XPOS (12 << TSC2007_CMD_FUNC_SHIFT) /* Measure X position */
|
||||
# define TSC2007_CMD_FUNC_YPOS (13 << TSC2007_CMD_FUNC_SHIFT) /* Measure Y position */
|
||||
# define TSC2007_CMD_FUNC_Z1POS (14 << TSC2007_CMD_FUNC_SHIFT) /* Measure Z1 position */
|
||||
# define TSC2007_CMD_FUNC_Z2POS (15 << TSC2007_CMD_FUNC_SHIFT) /* Measure Z2 positionn */
|
||||
#define TSC2007_CMD_PWRDN_SHIFT (2) /* Bits 2-3: Power-down bits */
|
||||
#define TSC2007_CMD_PWRDN_MASK (3 << TSC2007_CMD_PWRDN_SHIFT)
|
||||
# define TSC2007_CMD_PWRDN_IRQEN (0 << TSC2007_CMD_PWRDN_SHIFT) /* 00: Power down between cycles; PENIRQ enabled */
|
||||
# define TSC2007_CMD_ADCON_IRQDIS (1 << TSC2007_CMD_PWRDN_SHIFT) /* 01: A/D converter on; PENIRQ disabled */
|
||||
# define TSC2007_CMD_ADCOFF_IRQEN (2 << TSC2007_CMD_PWRDN_SHIFT) /* 10: A/D converter off; PENIRQ enabled. */
|
||||
/* 11: A/D converter on; PENIRQ disabled. */
|
||||
#define TSC2007_CMD_12BIT (0) /* Bit 1: 0=12-bit */
|
||||
#define TSC2007_CMD_8BIT (1 << 1) /* Bit 1: 1=8-bit */
|
||||
/* Bit 0: Don't care */
|
||||
|
||||
/* TSC2007 Setup Command */
|
||||
|
||||
#define TSC2007_SETUP_CMD TSC2007_CMD_FUNC_SETUP /* Bits 4-7: Setup command */
|
||||
/* Bits 2-3: Must be zero */
|
||||
#define TSC2007_CMD_USEMAV (0) /* Bit 1: 0: Use the onboard MAV filter (default) */
|
||||
#define TSC2007_CMD_BYPASSMAV (1 << 1) /* Bit 1: 1: Bypass the onboard MAV filter */
|
||||
#define TSC2007_CMD_PU_50KOHM (0) /* Bit 0: 0: RIRQ = 50kOhm (default). */
|
||||
#define TSC2007_CMD_PU_90KOHM (1 << 1) /* Bit 0: 1: 1: RIRQ = 90kOhm */
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Types
|
||||
********************************************************************************************/
|
||||
|
||||
/********************************************************************************************
|
||||
* Public Function Prototypes
|
||||
********************************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C" {
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __DRIVERS_INPUT_TSC2007_H */
|
||||
Reference in New Issue
Block a user