diff options
| author | Tectu <joel@unormal.org> | 2012-08-13 08:05:52 +0200 |
|---|---|---|
| committer | Tectu <joel@unormal.org> | 2012-08-13 08:05:52 +0200 |
| commit | d8a0e7fe7879504b4a92b7aaa9f088df284442da (patch) | |
| tree | 6d36fd6abdc1f22e7a2f60f2fb6fd308f0ab166e /templates/touchpadXXXXX/touchpad_lld.c | |
| parent | 4e854d1646b3222e7f8687383e2b5230909e5a97 (diff) | |
| download | uGFX-d8a0e7fe7879504b4a92b7aaa9f088df284442da.tar.gz uGFX-d8a0e7fe7879504b4a92b7aaa9f088df284442da.tar.bz2 uGFX-d8a0e7fe7879504b4a92b7aaa9f088df284442da.zip | |
added touchpadXXXXX driver template
Diffstat (limited to 'templates/touchpadXXXXX/touchpad_lld.c')
| -rw-r--r-- | templates/touchpadXXXXX/touchpad_lld.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/templates/touchpadXXXXX/touchpad_lld.c b/templates/touchpadXXXXX/touchpad_lld.c new file mode 100644 index 00000000..8c6c21d7 --- /dev/null +++ b/templates/touchpadXXXXX/touchpad_lld.c @@ -0,0 +1,154 @@ +/*
+ ChibiOS-LCD-Driver - 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 touchpadXPT2046/touchpad_lld.c
+ * @brief Touchpad Driver subsystem low level driver source.
+ *
+ * @addtogroup TOUCHPAD
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+#include "touchpad.h"
+
+#if HAL_USE_TOUCHPAD || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/* put needed macros for your interface/driver here.
+ * when using SPI, macros for setting and clearing CS line
+ */
+#define TP_CS_HIGH palSetPad(TP_CS_PORT, TP_CS)
+#define TP_CS_LOW palClearPad(TP_CS_PORT, TP_CS)
+
+#ifdef UNUSED
+#elif defined(__GNUC__)
+# define UNUSED(x) UNUSED_ ## x __attribute__((unused))
+#elif defined(__LCLINT__)
+# define UNUSED(x) /*@unused@*/ x
+#else
+# define UNUSED(x) x
+#endif
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+#if !defined(__DOXYGEN__)
+ TOUCHPADDriver Touchpad;
+#endif
+
+/*===========================================================================*/
+/* Driver local variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/* ---- Required Routines ---- */
+
+/**
+ * @brief Low level Touchpad driver initialization.
+ *
+ * @notapi
+ */
+void tp_lld_init(TOUCHPADDriver *tp) {
+ /* do communicate with the touchpad controller
+ * to do any inizialisation (mostly spiStart())
+ */
+}
+
+/**
+ * @brief Reads out the X direction.
+ *
+ * @notapi
+ */
+uint16_t tp_lld_read_x(void) {
+ uint16_t x;
+
+ /* do communicate with the touchpad controller
+ * to receive the X-Coordinate
+ */
+ x = 0;
+
+ return x;
+}
+
+/*
+ * @brief Reads out the Y direction.
+ *
+ * @notapi
+ */
+uint16_t tp_lld_read_y(void) {
+ uint16_t y;
+
+ /* do communicate with the touchpad controller
+ * to receive the Y-Coordinate
+ */
+ y = 0;
+
+ return y;
+}
+
+/* ---- Optional Routines ---- */
+#if TOUCHPAD_HAS_IRQ || defined(__DOXYGEN__)
+ /*
+ * @brief for checking if touchpad is pressed or not.
+ *
+ * @return 1 if pressed / 0 if not pressed
+ *
+ * @notapi
+ */
+ uint8_t tp_lld_irq(void) {
+ /* do return PEN IRQ state if your
+ * touchpad controller does have any
+ */
+ return 0;
+ }
+#endif
+
+#if TOUCHPAD_HAS_PRESSURE || defined(__DOXYGEN__)
+ /*
+ * @brief Reads out the Z direction / pressure.
+ *
+ * @notapi
+ */
+ uint16_t tp_lld_read_z(void) {
+ /* return the pressure */
+ return 0;
+ }
+#endif
+
+#endif /* HAL_USE_TOUCHPAD */
+/** @} */
+
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