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Diffstat (limited to 'include/touchpad.h')
-rw-r--r-- | include/touchpad.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/include/touchpad.h b/include/touchpad.h new file mode 100644 index 00000000..55a83a9d --- /dev/null +++ b/include/touchpad.h @@ -0,0 +1,93 @@ +/* + ChibiOS-LCD-Driver/RT - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS-LCD-Driver. + + ChibiOS-LCD-Driver 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 3 of the License, or + (at your option) any later version. + + ChibiOS-LCD-Driver 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 this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file touchpad.h + * @brief TOUCHPAD Touchpad Driver subsystem header file. + * + * @addgroup TOUCHPAD + * @{ + */ +#ifndef _TOUCHPAD_H +#define _TOUCHPAD_H + +#if HAL_USE_TOUCHPAD || defined(__DOXYGEN__) + +/** + * @brief specifies how many conversions are made for a readout. + * + * @note higher is more accurate, but takes more time + */ +#define CONVERSIONS 3 + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Low Level Driver details and error checks. */ +/*===========================================================================*/ + +/* Include the low level driver information */ +#include "touchpad_lld.h" + +/*===========================================================================*/ +/* Type definitions */ +/*===========================================================================*/ + +/** + * @brief Struct used for calibration + */ +struct cal { + float xm; + float ym; + float xn; + float yn; +}; + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#ifdef __cplusplus +extern "C" { +#endif + +void tpInit(const TOUCHPADDriver *tp); +uint16_t tpReadX(void); +uint16_t tpReadY(void); + +#if TOUCHPAD_HAS_IRQ + uint8_t tpIRQ(void); +#endif + +#if TOUCHPAD_HAS_PRESSURE + uint16_t tpReadZ(void); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_TOUCHPAD */ + +#endif /* _TOUCHPAD_H */ +/** @} */ + |