Add TSC2007 register definitions
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3828 42af7a65-404d-4744-a932-0658087f49c3
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* References:
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* "1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire Micro TOUCH SCREEN CONTROLLER
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* with I2C Interface," SBAS405A March 2007, Revised, March 2009, Texas
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* Instruments Incorporated
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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110
drivers/input/tsc2007.h
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110
drivers/input/tsc2007.h
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@ -0,0 +1,110 @@
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/********************************************************************************************
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* drivers/input/tsc2007.h
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* References:
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* "1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire Micro TOUCH SCREEN CONTROLLER
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* with I2C Interface," SBAS405A March 2007, Revised, March 2009, Texas
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* Instruments Incorporated
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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********************************************************************************************/
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#ifndef __DRIVERS_INPUT_TSC2007_H
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#define __DRIVERS_INPUT_TSC2007_H
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/********************************************************************************************
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* Included Files
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********************************************************************************************/
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/********************************************************************************************
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* Pre-Processor Definitions
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********************************************************************************************/
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/* TSC2007 Address */
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#define TSC2007_ADDRESS (0x90) /* Bits 3-7: Always set at '10010' */
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#define TSC2007_A1 (1 << 2) /* Bit 2: A1 */
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#define TSC2007_A0 (1 << 1) /* Bit 1: A1 */
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#define TSC2007_READ (1 << 0) /* Bit0=1: Selects read operation */
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#define TSC2007_WRITE (0) /* Bit0=0: Selects write operation */
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/* TSC2007 Command Byte */
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#define TSC2007_CMD_FUNC_SHIFT (4) /* Bits 4-7: Converter function select bits */
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#define TSC2007_CMD_FUNC_MASK (15 << TSC2007_CMD_FUNC_SHIFT)
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# define TSC2007_CMD_FUNC_TEMP0 (0 << TSC2007_CMD_FUNC_SHIFT) /* Measure TEMP0 */
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# define TSC2007_CMD_FUNC_AUX (2 << TSC2007_CMD_FUNC_SHIFT) /* Measure AUX */
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# define TSC2007_CMD_FUNC_TEMP1 (4 << TSC2007_CMD_FUNC_SHIFT) /* Measure TEMP1 */
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# define TSC2007_CMD_FUNC_XON (8 << TSC2007_CMD_FUNC_SHIFT) /* Activate X-drivers */
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# define TSC2007_CMD_FUNC_YON (9 << TSC2007_CMD_FUNC_SHIFT) /* Activate Y-drivers */
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# define TSC2007_CMD_FUNC_YXON (10 << TSC2007_CMD_FUNC_SHIFT) /* Activate Y+, X-drivers */
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# define TSC2007_CMD_FUNC_SETUP (11 << TSC2007_CMD_FUNC_SHIFT) /* Setup command */
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# define TSC2007_CMD_FUNC_XPOS (12 << TSC2007_CMD_FUNC_SHIFT) /* Measure X position */
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# define TSC2007_CMD_FUNC_YPOS (13 << TSC2007_CMD_FUNC_SHIFT) /* Measure Y position */
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# define TSC2007_CMD_FUNC_Z1POS (14 << TSC2007_CMD_FUNC_SHIFT) /* Measure Z1 position */
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# define TSC2007_CMD_FUNC_Z2POS (15 << TSC2007_CMD_FUNC_SHIFT) /*Measure Z2 positionn */
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#define TSC2007_CMD_PWRDN_SHIFT (2) /* Bits 2-3: Power-down bits */
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#define TSC2007_CMD_PWRDN_MASK (3 << TSC2007_CMD_PWRDN_SHIFT)
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# define TSC2007_CMD_PWRDN_IRQEN (0 << TSC2007_CMD_PWRDN_SHIFT) /* 00: Power down between cycles; PENIRQ enabled */
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# define TSC2007_CMD_ADCON_IRQDIS (1 << TSC2007_CMD_PWRDN_SHIFT) /* 01: A/D converter on; PENIRQ disabled */
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# define TSC2007_CMD_ADCOFF_IRQEN (2 << TSC2007_CMD_PWRDN_SHIFT) /* 10: A/D converter off; PENIRQ enabled. */
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/* 11: A/D converter on; PENIRQ disabled. */
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#define TSC2007_CMD_12BIT (0) /* Bit 1: 0=12-bit */
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#define TSC2007_CMD_8BIT (1 << 1) /* Bit 1: 1=8-bit */
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/* Bit 0: Don't care */
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/* TSC2007 Setup Command */
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#define TSC2007_SETUP_CMD TSC2007_CMD_FUNC_SETUP /* Bits 4-7: Setup command */
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/* Bits 2-3: Must be zero */
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#define TSC2007_CMD_USEMAV (0) /* Bit 1: 0: Use the onboard MAV filter (default) */
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#define TSC2007_CMD_BYPASSMAV (1 << 1) /* Bit 1: 1: Bypass the onboard MAV filter */
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#define TSC2007_CMD_PU_50KOHM (0) /* Bit 0: 0: RIRQ = 50kOhm (default). */
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#define TSC2007_CMD_PU_90KOHM (1 << 1) /* Bit 0: 1: 1: RIRQ = 90kOhm */
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/********************************************************************************************
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* Public Function Prototypes
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********************************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C" {
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#else
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#define EXTERN extern
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#endif
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRIVERS_INPUT_TSC2007_H */
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@ -4,6 +4,11 @@
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* References:
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* "1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire Micro TOUCH SCREEN CONTROLLER
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* with I2C Interface," SBAS405A March 2007, Revised, March 2009, Texas
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* Instruments Incorporated
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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@ -43,6 +48,8 @@
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#include <nuttx/config.h>
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#include <nuttx/i2c.h>
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#if defined(CONFIG_INPUT) && defined(CONFIG_INPUT_TSC2007)
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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@ -89,4 +96,5 @@ EXTERN int tsc2007_register(FAR struct i2c_dev_s *dev, int minor);
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}
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#endif
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#endief /* CONFIG_INPUT && CONFIG_INPUT_TSC2007 */
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#endif /* __INCLUDE_NUTTX_INPUT_TSC2007_H */
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