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digistump-sam/system/libsam/include/dacc.h

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+/* ----------------------------------------------------------------------------
+ *         SAM Software Package License
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2011-2012, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following condition is met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL 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 DACC_H_INCLUDED
+#define DACC_H_INCLUDED
+
+#include "../chip.h"
+
+/// @cond 0
+/**INDENT-OFF**/
+#ifdef __cplusplus
+extern "C" {
+#endif
+/**INDENT-ON**/
+/// @endcond
+
+//! DACC return codes
+typedef enum dacc_rc {
+	DACC_RC_OK = 0,        //!< Operation OK
+	DACC_RC_INVALID_PARAM  //!< Invalid parameter
+} dacc_rc_t;
+
+#if SAM3N_SERIES
+//! DACC resolution in number of data bits
+# define DACC_RESOLUTION     10
+#else
+//! DACC resolution in number of data bits
+# define DACC_RESOLUTION     12
+#endif
+//! DACC max data value
+#define DACC_MAX_DATA       ((1 << DACC_RESOLUTION) - 1)
+
+void dacc_reset(Dacc *p_dacc);
+uint32_t dacc_set_trigger(Dacc *p_dacc, uint32_t ul_trigger);
+void dacc_disable_trigger(Dacc *p_dacc);
+uint32_t dacc_set_transfer_mode(Dacc *p_dacc, uint32_t ul_mode);
+void dacc_enable_interrupt(Dacc *p_dacc, uint32_t ul_interrupt_mask);
+void dacc_disable_interrupt(Dacc *p_dacc, uint32_t ul_interrupt_mask);
+uint32_t dacc_get_interrupt_mask(Dacc *p_dacc);
+uint32_t dacc_get_interrupt_status(Dacc *p_dacc);
+void dacc_write_conversion_data(Dacc *p_dacc, uint32_t ul_data);
+void dacc_set_writeprotect(Dacc *p_dacc, uint32_t ul_enable);
+uint32_t dacc_get_writeprotect_status(Dacc *p_dacc);
+Pdc *dacc_get_pdc_base(Dacc *p_dacc);
+
+#if (SAM3N_SERIES) || defined(__DOXYGEN__)
+void dacc_enable(Dacc *p_dacc);
+void dacc_disable(Dacc *p_dacc);
+uint32_t dacc_set_timing(Dacc *p_dacc, uint32_t ul_startup,
+		uint32_t ul_clock_divider);
+#endif /* (SAM3N_SERIES) */
+
+#if (SAM3S_SERIES) || (SAM3XA_SERIES) || (SAM4S_SERIES) || defined(__DOXYGEN__)
+uint32_t dacc_set_channel_selection(Dacc *p_dacc, uint32_t ul_channel);
+void dacc_enable_flexible_selection(Dacc *p_dacc);
+
+uint32_t dacc_set_power_save(Dacc *p_dacc, uint32_t ul_sleep_mode,
+		uint32_t ul_fast_wakeup_mode);
+uint32_t dacc_set_timing(Dacc *p_dacc, uint32_t ul_refresh, uint32_t ul_maxs,
+		uint32_t ul_startup);
+uint32_t dacc_enable_channel(Dacc *p_dacc, uint32_t ul_channel);
+uint32_t dacc_disable_channel(Dacc *p_dacc, uint32_t ul_channel);
+uint32_t dacc_get_channel_status(Dacc *p_dacc);
+uint32_t dacc_set_analog_control(Dacc *p_dacc, uint32_t ul_analog_control);
+uint32_t dacc_get_analog_control(Dacc *p_dacc);
+#endif /* (SAM3S_SERIES) || (SAM3XA_SERIES) */
+
+/// @cond 0
+/**INDENT-OFF**/
+#ifdef __cplusplus
+}
+#endif
+/**INDENT-ON**/
+/// @endcond
+
+#endif /* DACC_H_INCLUDED */