800*320工程文件+初始demo提交

SW/components/drivers/bsp/touchpad/driver_touchpad.h

@@ -0,0 +1,88 @@
+#ifndef _DRIVER_TOUCHPAD_H
+#define _DRIVER_TOUCHPAD_H
+
+#include <stdint.h>
+
+#include "driver_i2c.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+//*****************************************************************************
+//
+// Macro Variables definitions
+//
+//*****************************************************************************
+
+#define __TOUCHPAD_RESET_SET()           touchpad_reset_set()
+#define __TOUCHPAD_RESET_CLEAR()         touchpad_reset_clear()
+#define __TOUCHPAD_DELAY_MS(counter)     touchpad_delay_ms(counter)
+
+//*****************************************************************************
+//
+// Global Variables definitions
+//
+//*****************************************************************************
+extern I2C_HandleTypeDef i2c_touchpad_handle;
+
+//*****************************************************************************
+//
+// External function definitions
+//
+//*****************************************************************************
+
+/************************************************************************************
+ * @fn      touchpad_reset_set
+ *
+ * @brief   Set touchpad driver RESET pin to HIGH, this function should be implemented by user..
+ */
+void touchpad_reset_set(void);
+
+/************************************************************************************
+ * @fn      touchpad_reset_clear
+ *
+ * @brief   Set touchpad driver RESET pin to LOW, this function should be implemented by user.
+ */
+void touchpad_reset_clear(void);
+
+/************************************************************************************
+ * @fn      touchpad_delay_ms
+ *
+ * @brief   Used in touchpad driver. co_delay_100us or vTaskDelay can be used for implementation
+ *          by user.
+ */
+void touchpad_delay_ms(uint32_t counter);
+
+/************************************************************************************
+ * @fn      touchpad_read
+ *
+ * @brief   used to read data from touchpad, these data are update in interrupt
+ *
+ * @param   x: current x position.
+ *          y: current y position.
+ *
+ * @return  true: pressed and x, y value is valid; false: released
+ */
+bool touchpad_read(int16_t *x, int16_t *y);
+
+/************************************************************************************
+ * @fn      touchpad_init
+ *
+ * @brief   used to init touchpad
+ */
+void touchpad_init(void);
+
+/************************************************************************************
+ * @fn      touchpad_sleep
+ *
+ * @brief   touchpad go to sleep
+ */
+void touchpad_sleep(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  // _DRIVER_TOUCHPAD_H