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Line 5... Line 5...
5
// + www.MikroKopter.com
5
// + www.MikroKopter.com
6
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
6
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
7
// + Software Nutzungsbedingungen (english version: see below)
7
// + Software Nutzungsbedingungen (english version: see below)
8
// + der Fa. HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland - nachfolgend Lizenzgeber genannt -
8
// + der Fa. HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland - nachfolgend Lizenzgeber genannt -
9
// + Der Lizenzgeber räumt dem Kunden ein nicht-ausschließliches, zeitlich und räumlich* unbeschränktes Recht ein, die im den
9
// + Der Lizenzgeber räumt dem Kunden ein nicht-ausschließliches, zeitlich und räumlich* unbeschränktes Recht ein, die im den
10
// + Mikrocontroller verwendete Firmware für die Hardware Flight-Ctrl, Navi-Ctrl, BL-Ctrl, MK3Mag & PC-Programm MikroKopter-Tool 
10
// + Mikrocontroller verwendete Firmware für die Hardware Flight-Ctrl, Navi-Ctrl, BL-Ctrl, MK3Mag & PC-Programm MikroKopter-Tool
11
// + - nachfolgend Software genannt - nur für private Zwecke zu nutzen.
11
// + - nachfolgend Software genannt - nur für private Zwecke zu nutzen.
12
// + Der Einsatz dieser Software ist nur auf oder mit Produkten des Lizenzgebers zulässig.
12
// + Der Einsatz dieser Software ist nur auf oder mit Produkten des Lizenzgebers zulässig.
13
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
13
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
14
// + Die vom Lizenzgeber gelieferte Software ist urheberrechtlich geschützt. Alle Rechte an der Software sowie an sonstigen im
14
// + Die vom Lizenzgeber gelieferte Software ist urheberrechtlich geschützt. Alle Rechte an der Software sowie an sonstigen im
15
// + Rahmen der Vertragsanbahnung und Vertragsdurchführung überlassenen Unterlagen stehen im Verhältnis der Vertragspartner ausschließlich dem Lizenzgeber zu.
15
// + Rahmen der Vertragsanbahnung und Vertragsdurchführung überlassenen Unterlagen stehen im Verhältnis der Vertragspartner ausschließlich dem Lizenzgeber zu.
16
// + Die in der Software enthaltenen Copyright-Vermerke, Markenzeichen, andere Rechtsvorbehalte, Seriennummern sowie
16
// + Die in der Software enthaltenen Copyright-Vermerke, Markenzeichen, andere Rechtsvorbehalte, Seriennummern sowie
17
// + sonstige der Programmidentifikation dienenden Merkmale dürfen vom Kunden nicht verändert oder unkenntlich gemacht werden.
17
// + sonstige der Programmidentifikation dienenden Merkmale dürfen vom Kunden nicht verändert oder unkenntlich gemacht werden.
18
// + Der Kunde trifft angemessene Vorkehrungen für den sicheren Einsatz der Software. Er wird die Software gründlich auf deren
18
// + Der Kunde trifft angemessene Vorkehrungen für den sicheren Einsatz der Software. Er wird die Software gründlich auf deren
19
// + Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt.
19
// + Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt.
20
// + Die Haftung des Lizenzgebers wird - soweit gesetzlich zulässig - begrenzt in Höhe des typischen und vorhersehbaren
20
// + Die Haftung des Lizenzgebers wird - soweit gesetzlich zulässig - begrenzt in Höhe des typischen und vorhersehbaren
21
// + Schadens. Die gesetzliche Haftung bei Personenschäden und nach dem Produkthaftungsgesetz bleibt unberührt. Dem Lizenzgeber steht jedoch der Einwand 
21
// + Schadens. Die gesetzliche Haftung bei Personenschäden und nach dem Produkthaftungsgesetz bleibt unberührt. Dem Lizenzgeber steht jedoch der Einwand
22
// + des Mitverschuldens offen.
22
// + des Mitverschuldens offen.
23
// + Der Kunde trifft angemessene Vorkehrungen für den Fall, dass die Software ganz oder teilweise nicht ordnungsgemäß arbeitet.
23
// + Der Kunde trifft angemessene Vorkehrungen für den Fall, dass die Software ganz oder teilweise nicht ordnungsgemäß arbeitet.
24
// + Er wird die Software gründlich auf deren Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt.
24
// + Er wird die Software gründlich auf deren Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt.
25
// + Der Kunde wird er seine Daten vor Einsatz der Software nach dem Stand der Technik sichern.
25
// + Der Kunde wird er seine Daten vor Einsatz der Software nach dem Stand der Technik sichern.
26
// + Der Kunde ist darüber unterrichtet, dass der Lizenzgeber seine Daten im zur Vertragsdurchführung erforderlichen Umfang
26
// + Der Kunde ist darüber unterrichtet, dass der Lizenzgeber seine Daten im zur Vertragsdurchführung erforderlichen Umfang
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// +  Hinweis: Informationen über erweiterte Nutzungsrechte (wie z.B. Nutzung für nicht-private Zwecke) sind auf Anfrage per Email an info(@)hisystems.de verfügbar.
30
// +  Hinweis: Informationen über erweiterte Nutzungsrechte (wie z.B. Nutzung für nicht-private Zwecke) sind auf Anfrage per Email an info(@)hisystems.de verfügbar.
31
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
31
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
32
// + Software LICENSING TERMS
32
// + Software LICENSING TERMS
33
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
33
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
34
// + of HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland, Germany - the Licensor -
34
// + of HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland, Germany - the Licensor -
35
// + The Licensor grants the customer a non-exclusive license to use the microcontroller firmware of the Flight-Ctrl, Navi-Ctrl, BL-Ctrl, and MK3Mag hardware 
35
// + The Licensor grants the customer a non-exclusive license to use the microcontroller firmware of the Flight-Ctrl, Navi-Ctrl, BL-Ctrl, and MK3Mag hardware
36
// + (the Software) exclusively for private purposes. The License is unrestricted with respect to time and territory*.
36
// + (the Software) exclusively for private purposes. The License is unrestricted with respect to time and territory*.
37
// + The Software may only be used with the Licensor's products.
37
// + The Software may only be used with the Licensor's products.
38
// + The Software provided by the Licensor is protected by copyright. With respect to the relationship between the parties to this
38
// + The Software provided by the Licensor is protected by copyright. With respect to the relationship between the parties to this
39
// + agreement, all rights pertaining to the Software and other documents provided during the preparation and execution of this
39
// + agreement, all rights pertaining to the Software and other documents provided during the preparation and execution of this
40
// + agreement shall be the property of the Licensor.
40
// + agreement shall be the property of the Licensor.
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55
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
55
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
56
#include <stdio.h>
56
#include <stdio.h>
57
#include <string.h>
57
#include <string.h>
58
#include "91x_lib.h"
58
#include "91x_lib.h"
59
#include "mk3mag.h"
59
#include "mk3mag.h"
60
#include "i2c1.h"
-
 
61
#include "i2c0.h"
60
#include "i2c.h"
62
#include "timer1.h"
61
#include "timer1.h"
63
#include "led.h"
62
#include "led.h"
64
#include "main.h"
63
#include "main.h"
65
#include "uart1.h"
64
#include "uart1.h"
66
#include "compass.h"
65
#include "compass.h"
Line 138... Line 137...
138
void MK3MAG_UpdateVersion(u8* pRxBuffer, u8 RxBufferSize)
137
void MK3MAG_UpdateVersion(u8* pRxBuffer, u8 RxBufferSize)
139
{       // if crc is ok and number of byte are matching
138
{       // if crc is ok and number of byte are matching
140
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MK3MAG_Version)+1)) )
139
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MK3MAG_Version)+1)) )
141
        {
140
        {
142
                memcpy((u8 *)&MK3MAG_Version, pRxBuffer, sizeof(MK3MAG_Version));
141
                memcpy((u8 *)&MK3MAG_Version, pRxBuffer, sizeof(MK3MAG_Version));
143
        }                
142
        }
144
}
143
}
Line 145... Line 144...
145
 
144
 
146
// rx data handler for calibration request
145
// rx data handler for calibration request
147
void MK3MAG_UpdateCalibration(u8* pRxBuffer, u8 RxBufferSize)
146
void MK3MAG_UpdateCalibration(u8* pRxBuffer, u8 RxBufferSize)
148
{       // if crc is ok and number of byte are matching
147
{       // if crc is ok and number of byte are matching
149
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MK3MAG_ReadCal)+1)) )
148
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MK3MAG_ReadCal)+1)) )
150
        {
149
        {
151
                memcpy((u8 *)&MK3MAG_ReadCal, pRxBuffer, sizeof(MK3MAG_ReadCal));
150
                memcpy((u8 *)&MK3MAG_ReadCal, pRxBuffer, sizeof(MK3MAG_ReadCal));
152
        }                        
151
        }
Line 153... Line 152...
153
}
152
}
154
 
153
 
155
// rx data handler for magnetic vector request
154
// rx data handler for magnetic vector request
156
void MK3MAG_UpdateMagVector(u8* pRxBuffer, u8 RxBufferSize)
155
void MK3MAG_UpdateMagVector(u8* pRxBuffer, u8 RxBufferSize)
157
{       // if crc is ok and number of byte are matching
156
{       // if crc is ok and number of byte are matching
158
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MagVector)+1)) )
157
        if(MK3MAG_CheckCRC(pRxBuffer, RxBufferSize) && (RxBufferSize == (sizeof(MagVector)+1)) )
159
        {
158
        {
160
                s16vec_t *pMagVector = (s16vec_t*)pRxBuffer;
159
                s16vec_t *pMagVector = (s16vec_t*)pRxBuffer;
161
                MagVector.X = pMagVector->Y;
160
                MagVector.X = pMagVector->Y;
162
                MagVector.Y = pMagVector->X;
161
                MagVector.Y = pMagVector->X;
163
                MagVector.Z = -pMagVector->Z;    
162
                MagVector.Z = -pMagVector->Z;
164
                Compass_CalcHeading();
163
                Compass_CalcHeading();
Line 165... Line 164...
165
        }                        
164
        }
166
}
165
}
167
 
166
 
Line 172... Line 171...
172
 
171
 
173
// use I2C1 for communication
172
// use I2C1 for communication
174
void MK3MAG_SendCommand(u8 command)
173
void MK3MAG_SendCommand(u8 command)
175
{
174
{
176
        // try to catch the I2C buffer
175
        // try to catch the I2C buffer
177
        if(I2C1_LockBuffer(0))
176
        if(I2CBus_LockBuffer(I2C1, 0))
-
 
177
        {
178
        {
178
                u8 TxData[100];
179
                u16 TxBytes = 0;
179
                u16 TxBytes = 0;
180
                u16 RxBytes = 0;
180
                u16 RxBytes = 0;
181
                I2C_pRxHandler_t pRxHandlerFunc = NULL;
181
                I2C_pRxHandler_t pRxHandlerFunc = NULL;
182
               
182
 
183
                // update current command id
183
                // update current command id
Line 184... Line 184...
184
                I2C1_Buffer[TxBytes++] = command;
184
                TxData[TxBytes++] = command;
185
 
185
 
186
                // set pointers to data area with respect to the command id
186
                // set pointers to data area with respect to the command id
187
                switch (command)
187
                switch (command)
Line 191... Line 191...
191
                                pRxHandlerFunc = &MK3MAG_UpdateVersion;
191
                                pRxHandlerFunc = &MK3MAG_UpdateVersion;
192
                                break;
192
                                break;
193
                        case MK3MAG_CMD_WRITE_CAL:
193
                        case MK3MAG_CMD_WRITE_CAL:
194
                                RxBytes = sizeof(MK3MAG_ReadCal)+1;
194
                                RxBytes = sizeof(MK3MAG_ReadCal)+1;
195
                                pRxHandlerFunc = &MK3MAG_UpdateCalibration;
195
                                pRxHandlerFunc = &MK3MAG_UpdateCalibration;
196
                                memcpy((u8*)I2C1_Buffer+1, (u8*)&MK3MAG_WriteCal, sizeof(MK3MAG_WriteCal));
196
                                memcpy(TxData+TxBytes, (u8*)&MK3MAG_WriteCal, sizeof(MK3MAG_WriteCal));
197
                                TxBytes += sizeof(MK3MAG_WriteCal);
197
                                TxBytes += sizeof(MK3MAG_WriteCal);
198
                                break;
198
                                break;
199
                        case MK3MAG_CMD_READ_MAGVECT:
199
                        case MK3MAG_CMD_READ_MAGVECT:
200
                                RxBytes = sizeof(MagVector)+1;
200
                                RxBytes = sizeof(MagVector)+1;
201
                                pRxHandlerFunc = &MK3MAG_UpdateMagVector;
201
                                pRxHandlerFunc = &MK3MAG_UpdateMagVector;
Line 204... Line 204...
204
                                RxBytes = 0;
204
                                RxBytes = 0;
205
                                pRxHandlerFunc = NULL;
205
                                pRxHandlerFunc = NULL;
206
                                break;
206
                                break;
207
                }
207
                }
208
                // update packet checksum
208
                // update packet checksum
209
                I2C1_Buffer[TxBytes] = MK3MAG_CalcCRC((u8*)I2C1_Buffer, TxBytes);
209
                TxData[TxBytes] = MK3MAG_CalcCRC(TxData, TxBytes);
210
                TxBytes++;
210
                TxBytes++;
211
                // initiate I2C transmission
211
                // initiate I2C transmission
212
                I2C1_Transmission(MK3MAG_SLAVE_ADDRESS, TxBytes, pRxHandlerFunc, RxBytes);
212
                I2CBus_Transmission(I2C1, MK3MAG_SLAVE_ADDRESS, TxData, TxBytes, pRxHandlerFunc, RxBytes);
213
        } // EOF I2C_State == I2C_IDLE  
213
        } // EOF I2C_State == I2C_IDLE
214
}
214
}
Line 215... Line 215...
215
 
215
 
216
 
216
 
217
//----------------------------------------------------------------
217
//----------------------------------------------------------------
218
u8 MK3MAG_Init(void)
-
 
219
{
-
 
220
        u8 msg[64];
-
 
221
        u8 repeat;
-
 
222
        u32 timeout;
-
 
223
       
-
 
224
        MK3MAG_Present = 0;
-
 
225
 
-
 
226
        MK3MAG_Version.Major = 0xFF;
-
 
227
        MK3MAG_Version.Minor = 0xFF;
218
u8 MK3MAG_Init(void)
228
        MK3MAG_Version.Patch = 0xFF;
-
 
229
        MK3MAG_Version.Compatible = 0xFF;
-
 
230
 
-
 
231
        Compass_Heading = -1;
-
 
232
 
-
 
233
        // polling of version info
-
 
234
        repeat = 0;
219
{
235
        do
220
        if(MK3MAG_Present) // do only short init ! , full init was called before
236
        {
221
        {
237
                MK3MAG_SendCommand(MK3MAG_CMD_VERSION);
222
                // try reconnect by reseting the I2C bus
238
                if((Version_HW & 0x7f)> 11) timeout = SetDelay(100);
-
 
239
                else timeout = SetDelay(250);
-
 
240
 
223
                I2CBus_Deinit(I2C1);
241
                do
-
 
242
                {
-
 
243
                        if (MK3MAG_Version.Major != 0xFF) break; // break loop on success
-
 
244
                }while (!CheckDelay(timeout));
-
 
245
                UART1_PutString(".");
-
 
246
                repeat++;
224
                I2CBus_Init(I2C1);
247
        }while ((MK3MAG_Version.Major == 0xFF) && (repeat < 12)); // 12*250ms=3s
-
 
248
        // if we got it
225
        }
-
 
226
        else // full init
-
 
227
        {
-
 
228
                u8 msg[64];
-
 
229
                u8 repeat;
-
 
230
                u32 timeout;
-
 
231
 
-
 
232
                Compass_I2CPort = I2C1;
249
        if (MK3MAG_Version.Major != 0xFF)
233
                MK3MAG_Present = 0;
250
        {
234
 
-
 
235
                MK3MAG_Version.Major = 0xFF;
251
                sprintf(msg, " MK3MAG V%d.%d%c", MK3MAG_Version.Major, MK3MAG_Version.Minor, 'a' + MK3MAG_Version.Patch);
236
                MK3MAG_Version.Minor = 0xFF;
-
 
237
                MK3MAG_Version.Patch = 0xFF;
-
 
238
                MK3MAG_Version.Compatible = 0xFF;
-
 
239
 
-
 
240
                // polling of version info
252
                UART1_PutString(msg);
241
                repeat = 0;
-
 
242
                do
-
 
243
                {
-
 
244
                        MK3MAG_SendCommand(MK3MAG_CMD_VERSION);
-
 
245
                        if((Version_HW & 0x7F) > 11) timeout = SetDelay(100);
-
 
246
                        else timeout = SetDelay(250);
-
 
247
 
-
 
248
                        do
-
 
249
                        {
-
 
250
                                if (MK3MAG_Version.Major != 0xFF) break; // break loop on success
-
 
251
                        }while (!CheckDelay(timeout));
-
 
252
                        UART1_PutString(".");
-
 
253
                        repeat++;
-
 
254
                }while ((MK3MAG_Version.Major == 0xFF) && (repeat < 12)); // 12*250ms=3s
-
 
255
                // if we got it
-
 
256
                if (MK3MAG_Version.Major != 0xFF)
-
 
257
                {
-
 
258
                        sprintf(msg, " MK3MAG V%d.%d%c", MK3MAG_Version.Major, MK3MAG_Version.Minor, 'a' + MK3MAG_Version.Patch);
-
 
259
                        UART1_PutString(msg);
253
                if(MK3MAG_Version.Compatible != MK3MAG_I2C_COMPATIBLE)
260
                        if(MK3MAG_Version.Compatible != MK3MAG_I2C_COMPATIBLE)
254
                {
261
                        {
255
                        UART1_PutString("\n\r MK3MAG not compatible!");
262
                                UART1_PutString("\n\r MK3MAG not compatible!");
256
                        UART_VersionInfo.HardwareError[0] |= NC_ERROR0_COMPASS_INCOMPATIBLE;
263
                                UART_VersionInfo.HardwareError[0] |= NC_ERROR0_COMPASS_INCOMPATIBLE;
257
                        LED_RED_ON;
264
                                LED_RED_ON;
258
                }
265
                        }
259
                else
266
                        else
-
 
267
                        {       // version ok
260
                {       // version ok
268
                                MK3MAG_Present = 1;
261
                        MK3MAG_Present = 1;
269
                        }
262
                }
270
                }
263
        }
271
        }
Line 271... Line 279...
271
        static s16 x_max,y_max,z_max,x_min,y_min,z_min;
279
        static s16 x_max,y_max,z_max,x_min,y_min,z_min;
272
        static u8 last_state,speak = 0;
280
        static u8 last_state,speak = 0;
273
        u8 msg[64];
281
        u8 msg[64];
274
        u16 MinCaclibration = 500;
282
        u16 MinCaclibration = 500;
Line 275... Line 283...
275
 
283
 
276
        if( (I2C1_State == I2C_STATE_OFF) || !MK3MAG_Present ) return;
284
        if( (I2CBus(I2C1)->State == I2C_STATE_UNDEF) || !MK3MAG_Present ) return;
277
       
285
 
278
        if(CheckDelay(TimerUpdate))
286
        if(CheckDelay(TimerUpdate))
279
        {
287
        {
280
                // check for incomming compass calibration request
288
                // check for incomming compass calibration request
281
                Compass_UpdateCalState();
289
                Compass_UpdateCalState();
282
                MK3MAG_WriteCal.CalByte = Compass_CalState;
290
                MK3MAG_WriteCal.CalByte = Compass_CalState;
283
       
291
 
284
                if(MK3MAG_ReadCal.CalByte != MK3MAG_WriteCal.CalByte)
292
                if(MK3MAG_ReadCal.CalByte != MK3MAG_WriteCal.CalByte)
285
                {       // send new calibration state
293
                {       // send new calibration state
286
                        MK3MAG_SendCommand(MK3MAG_CMD_WRITE_CAL);
294
                        MK3MAG_SendCommand(MK3MAG_CMD_WRITE_CAL);
287
                }
295
                }
288
                else
296
                else
289
                {       // calibration state matches
297
                {       // calibration state matches
290
                        MK3MAG_SendCommand(MK3MAG_CMD_READ_MAGVECT); // initiate magvector transfer
298
                        MK3MAG_SendCommand(MK3MAG_CMD_READ_MAGVECT); // initiate magvector transfer
291
               
299
 
292
                        switch(Compass_CalState)
300
                        switch(Compass_CalState)
293
                        {
301
                        {
294
                                case 1:
302
                                case 1:
295
                                    if(last_state != Compass_CalState)
303
                                    if(last_state != Compass_CalState)
Line 314... Line 322...
314
                                        else if(MagVector.X < x_min) { x_min = MagVector.X; BeepTime = 20; }
322
                                        else if(MagVector.X < x_min) { x_min = MagVector.X; BeepTime = 20; }
315
                                                 if(MagVector.Y > y_max) { y_max = MagVector.Y; BeepTime = 60; }
323
                                                 if(MagVector.Y > y_max) { y_max = MagVector.Y; BeepTime = 60; }
316
                                        else if(MagVector.Y < y_min) { y_min = MagVector.Y; BeepTime = 20; }
324
                                        else if(MagVector.Y < y_min) { y_min = MagVector.Y; BeepTime = 20; }
Line 317... Line 325...
317
 
325
 
318
                                        break;
326
                                        break;
319
                                case 3:
327
                                case 3:
320
                                        speak = 1;
328
                                        speak = 1;
321
                                        break;
329
                                        break;
322
                                case 4:
330
                                case 4:
323
                                        if(speak) SpeakHoTT = SPEAK_CALIBRATE;  speak = 0;
331
                                        if(speak) SpeakHoTT = SPEAK_CALIBRATE;  speak = 0;