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CHIRP/board/chirp_smartsonic.h

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+/*
+Copyright <20> 2016-2019, Chirp Microsystems.  All rights reserved.
+All rights reserved.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL CHIRP MICROSYSTEMS 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.
+
+You can contact the authors of this program by email at support@chirpmicro.com
+ or by mail at 2560 Ninth Street, Suite 220, Berkeley, CA 94710.
+*/
+/** \file chirp_smartsonic.h */
+#ifndef CHIRP_SMARTSONIC_H
+#define CHIRP_SMARTSONIC_H
+
+#include "soniclib.h"
+#include "chirp_board_config.h"
+#include "app_config.h"
+
+/* Standard symbols used in board support package - use values from config header */
+#define CHBSP_MAX_DEVICES 		CHIRP_MAX_NUM_SENSORS
+#define CHBSP_NUM_I2C_BUSES 	CHIRP_NUM_I2C_BUSES
+
+#if defined(CHIRP_RTC_CAL_PULSE_LEN_MS)
+	/** Length of real-time clock calibration pulse, in milliseconds :
+	 * length of pulse applied to sensor INT line during clock cal
+	 */
+	#define CHBSP_RTC_CAL_PULSE_MS CHIRP_RTC_CAL_PULSE_LEN_MS
+#else
+	/* Default value */
+	#define CHBSP_RTC_CAL_PULSE_MS	(100)
+#endif
+
+/* I2C Address assignments for each possible device */
+#define CHIRP_I2C_ADDRS		{45}
+#define CHIRP_I2C_BUSES		{0}
+
+/* IRQ assignments */
+#define TWI1_IRQn           FLEXCOM1_IRQn
+#define TWI3_IRQn           FLEXCOM3_IRQn
+
+/* Processor sleep mode */
+#define	PROC_SLEEP_MODE		SAM_PM_SMODE_SLEEP_WFI		/* wait for interrupt */
+
+/* Structure to track non-blocking I2C transaction data */
+typedef struct {
+	uint8_t		*buf_ptr;		/* pointer to data buffer */
+	uint16_t	num_bytes;		/* number of bytes to transfer */
+} i2c_trans_data_t;
+
+/* TC channel used for the ultrasound timer and lsepoch of the system */
+#define TC_CHANNEL_LSEPOCH (0)
+#define TC_CHANNEL_US      (1)
+
+/* Define the HW frequency of the TC used for the ultrasound periodic timer */
+#define ULTRASOUND_TIMER_FREQUENCY (499985) /* = 32768 * 3662 / 240 */
+#define ULTRASOUND_DECIMATION_FACTOR (1)
+
+extern uint32_t chirp_pin_prog[CHBSP_MAX_DEVICES];
+extern uint32_t chirp_pin_io[CHBSP_MAX_DEVICES];
+extern uint32_t chirp_pin_io_irq[CHBSP_MAX_DEVICES];
+
+extern ch_group_t chirp_group;
+
+extern i2c_trans_data_t	i2c_nb_transactions[CHBSP_NUM_I2C_BUSES];		// array of structures to track non-blocking I2C transactions
+
+void sensor_led_on(void);
+void sensor_led_off(void);
+void sensor_led_toggle(void);
+void indicate_alive(void);
+
+extern ch_io_int_callback_t io_int_callback_ptr;	// pointer to sensor I/O interrupt callback function
+extern void periodic_timer_callback(void);
+
+
+#endif /* CHIRP_SMARTSONIC_H */