--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Common/Inc/data_exchange.h	Sat Apr 28 11:52:34 2018 +0200
@@ -0,0 +1,315 @@
+///////////////////////////////////////////////////////////////////////////////
+/// -*- coding: UTF-8 -*-
+///
+/// \file   Common/Inc/data_exchange.h
+/// \brief	Data exchange between RTE and Discovery processors.
+/// \author Heinrichs Weikamp
+/// \date   2018
+///
+/// $Id$
+///////////////////////////////////////////////////////////////////////////////
+/// \par Copyright (c) 2014-2018 Heinrichs Weikamp gmbh
+///
+///     This program 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.
+///
+///     This program 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/>.
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef DATA_EXCHANGE_H
+#define DATA_EXCHANGE_H
+
+#include "data_central.h"
+#include "settings.h"
+#include "stm32f4xx_hal.h"
+
+enum MODE
+{
+	MODE_SURFACE	= 0,
+	MODE_DIVE 		= 1,
+	MODE_CALIB 		= 2,
+	MODE_SLEEP 		= 3,
+	MODE_SHUTDOWN = 4,
+	MODE_ENDDIVE	= 5,
+	MODE_BOOT			= 6,
+	MODE_CHARGESTART = 7,
+	MODE_TEST			= 8,
+	MODE_POWERUP 	= 9,
+};
+
+enum ACCIDENT_BITS
+{
+	ACCIDENT_DECOSTOP = 0x01,
+	ACCIDENT_CNS			= 0x02,
+	ACCIDENT_CNSLVL2	= 0x02 + 0x04,
+	ACCIDENT_SPARE2		= 0x08,
+	ACCIDENT_SPARE3		= 0x10,
+	ACCIDENT_SPARE4		= 0x20,
+	ACCIDENT_SPARE5		= 0x40,
+	ACCIDENT_SPARE6		= 0x80
+};
+
+typedef struct{
+uint8_t button:1;
+uint8_t date:1;
+uint8_t time:1;
+uint8_t clearDeco:1;
+uint8_t compass:1;
+uint8_t devicedata:1;
+uint8_t batterygauge:1;
+uint8_t accident:1;
+} confirmbit8_t;
+
+#define CRBUTTON 			(0x01)
+#define CRDATE 				(0x02)
+#define CRTIME 				(0x04)
+#define CRCLEARDECO		(0x08)
+#define CRCOMPASS 		(0x10)
+#define CRDEVICEDATA 	(0x20)
+
+typedef union{
+confirmbit8_t ub;
+uint8_t uw;
+} confirmbit8_Type;
+
+typedef struct
+{
+		uint8_t checkCode[4];
+
+} 	SDataExchangeHeader;
+
+typedef struct
+{
+		uint8_t checkCode[4];
+
+} 	SDataExchangeFooter;
+
+typedef struct
+{
+	SDataExchangeHeader header;
+	SLifeData lifeData;
+} SDataExchangeMasterToSlave;
+
+typedef struct
+{
+		//pressure
+		float temperature;
+		float pressure_mbar;
+		float surface_mbar;
+		float ascent_rate_meter_per_min;
+		//toxic
+		float otu;
+		float cns;
+		uint16_t desaturation_time_minutes;
+		uint16_t no_fly_time_minutes;
+		//tisssue
+		float tissue_nitrogen_bar[16];
+		float tissue_helium_bar[16];
+		//maxcrushingpressure
+		float  max_crushing_pressure_he[16];
+		float  max_crushing_pressure_n2[16];
+		float  adjusted_critical_radius_he[16];
+		float  adjusted_critical_radius_n2[16];
+		// Compass
+		float compass_heading;
+		float compass_roll;
+		float compass_pitch;
+		int16_t compass_DX_f;
+		int16_t compass_DY_f;
+		int16_t compass_DZ_f;
+		//time
+		uint16_t counterSecondsShallowDepth;
+		uint32_t localtime_rtc_tr;
+		uint32_t localtime_rtc_dr;
+		uint32_t divetime_seconds;
+		uint32_t surfacetime_seconds;
+		uint32_t dive_time_seconds_without_surface_time;
+		//battery /* take care of uint8_t count to be in multiplies of 4 */
+		float battery_voltage;
+		float battery_charge;
+		//ambient light
+		uint16_t ambient_light_level;
+		// wireless data
+		SDataWireless wireless_data[4];
+		// PIC data
+		uint8_t button_setting[3];
+		uint8_t SPARE1;
+		//debug
+		uint32_t pressure_uTick;
+		uint32_t compass_uTick;
+
+} 	SExchangeData;
+
+typedef struct
+{
+		uint8_t VPMconservatism;
+		SGas actualGas;
+
+		int8_t offsetPressureSensor_mbar;
+		int8_t offsetTemperatureSensor_centiDegree;
+
+		uint8_t SPARE1;
+		uint8_t SPARE2;
+
+		float UNUSED1[16-1];//VPM_adjusted_critical_radius_he[16];
+		float UNUSED2[16];//VPM_adjusted_critical_radius_n2[16];
+		float UNUSED3[16];//VPM_adjusted_crushing_pressure_he[16];
+		float UNUSED4[16];//VPM_adjusted_crushing_pressure_n2[16];
+		float UNUSED5[16];//VPM_initial_allowable_gradient_he[16];
+		float UNUSED6[16];//VPM_initial_allowable_gradient_n2[16];
+		float UNUSED7[16];//VPM_max_actual_gradient[16];
+
+		RTC_TimeTypeDef newTime;
+		RTC_DateTypeDef newDate;
+
+		float ambient_pressure_mbar_ceiling;
+		float descend_rate_bar_per_minute;
+		float ascend_rate_bar_per_minute;
+
+		uint16_t timeoutDiveReachedZeroDepth;
+		uint16_t divetimeToCreateLogbook;
+
+		uint8_t buttonResponsiveness[4];
+
+		SDevice DeviceData;
+
+		float newBatteryGaugePercentageFloat;
+
+} 	SReceiveData;
+
+
+typedef struct
+{
+	SDataExchangeHeader header;
+
+	uint8_t mode;
+	uint8_t power_on_reset;
+	uint8_t RTE_VERSION_high;
+	uint8_t RTE_VERSION_low;
+
+	uint8_t chargeStatus;
+	uint8_t boolPICdata;
+	confirmbit8_Type confirmRequest; // confirmbit8_Type
+	uint8_t boolWirelessData;
+
+	uint8_t boolPressureData;
+	uint8_t boolCompassData;
+	uint8_t boolTisssueData;
+	uint8_t boolCrushingData;
+
+	uint8_t boolToxicData;
+	uint8_t boolTimeData;
+	uint8_t boolBatteryData;
+	uint8_t boolAmbientLightData;
+
+	uint8_t accidentFlags;
+	uint8_t sensorErrors;
+	uint8_t spare2;
+	uint8_t spare3;
+
+	SExchangeData data[2];
+	SDataExchangeFooter footer;
+	uint8_t CRC_feature_by_SPI[4];
+} SDataExchangeSlaveToMaster;
+
+
+typedef struct
+{
+	SDataExchangeHeader header;
+
+	uint8_t mode;
+	uint8_t power_on_reset;
+	uint8_t RTE_VERSION_high;
+	uint8_t RTE_VERSION_low;
+
+	uint8_t chargeStatus;
+	uint8_t spare1;
+	uint8_t spare2;
+	uint8_t spare3;
+
+	uint8_t boolDeviceData;
+	uint8_t boolVpmRepetitiveDataValid;
+	uint8_t bool3;
+	uint8_t bool4;
+
+	uint8_t spare1_1;
+	uint8_t spare1_2;
+	uint8_t spare1_3;
+	uint8_t spare1_4;
+
+	uint8_t spare2_1;
+	uint8_t spare2_2;
+	uint8_t spare2_3;
+	uint8_t spare2_4;
+
+	SDevice DeviceData[2];
+	SVpmRepetitiveData VpmRepetitiveData;
+
+	uint8_t arraySizeOfMinimumSExChangeDate[(2 * sizeof(SExchangeData)) - ((2 * sizeof(SDevice)) + sizeof(SVpmRepetitiveData))];
+	SDataExchangeFooter footer;
+	uint8_t CRC_feature_by_SPI[4];
+} SDataExchangeSlaveToMasterDeviceData;
+
+
+typedef struct
+{
+	SDataExchangeHeader header;
+
+	uint8_t mode;
+	uint8_t getDeviceDataNow;
+	uint8_t diveModeInfo;
+	uint8_t setEndDive;
+
+	uint8_t bool4;
+	uint8_t setButtonSensitivityNow;
+	uint8_t setDateNow;
+	uint8_t setTimeNow;
+
+	uint8_t calibrateCompassNow;
+	uint8_t clearDecoNow;
+	uint8_t setBatteryGaugeNow;
+	uint8_t bool9;
+
+	uint8_t revisionHardware;
+	uint8_t revisionCRCx0x7A;
+	uint8_t spare1_3;
+	uint8_t spare1_4;
+
+	uint8_t setAccidentFlag;
+	uint8_t spare2_1;
+	uint8_t spare2_2;
+	uint8_t spare2_3;
+
+	SReceiveData data;
+	uint8_t arraySizeOfMinimumSExChangeDate[(2 * sizeof(SExchangeData)) - sizeof(SReceiveData)];
+	SDataExchangeFooter footer;
+	uint8_t CRC_feature_by_SPI[4];
+} SDataReceiveFromMaster;
+
+
+/* Size of Transmission buffer */
+#define EXCHANGE_BUFFERSIZE			(sizeof(SDataExchangeSlaveToMaster) - 2)
+#define EXCHANGE_BUFFERSIZE2			(sizeof(SDataReceiveFromMaster) - 2)
+// header: 	  	5
+// mode+bool:   5
+// data				552 ( 69 * float/4 * 2 )
+// footer:		  4
+// ______________
+// SUM				566
+// CRC_feature does not count into BUFFERSIZE!
+
+//(COUNTOF(struct SDataExchangeSlaveToMaster) + 1)
+
+/* Exported macro ------------------------------------------------------------*/
+//#define COUNTOF(__BUFFER__)   (sizeof(__BUFFER__) / sizeof(*(__BUFFER__)))
+
+#endif /* DATA_EXCHANGE_H */
+