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Rev 718 Rev 721
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1
#include <stdio.h>
-
 
2
#include <stdarg.h>
1
#include <string.h>
3
#include <string.h>
2
#include "91x_lib.h"
4
#include "91x_lib.h"
3
#include "91x_can.h"
5
#include "91x_can.h"
4
#include "timer1.h"
6
#include "timer1.h"
5
#include "led.h"
7
#include "led.h"
6
#include "canbus.h"
8
#include "canbus.h"
7
#include "compass.h"
9
#include "compass.h"
8
#include "main.h"
10
#include "main.h"
9
#include "uart0.h"
11
#include "uart0.h"
10
#include "uart1.h"
12
#include "uart1.h"
11
#include "GPS.h"
13
#include "GPS.h"
12
 
14
 
13
canmsg CanMsg;
15
canmsg CanMsg;
14
canmsg RxCanMsg;
16
canmsg RxCanMsg;
15
volatile u32 AllMsgsReceived;
17
volatile u32 AllMsgsReceived;
16
u32 CanbusTimeOut = 0;
18
u32 CanbusTimeOut = 0;
17
 
19
 
18
GPIO_InitTypeDef    GPIO_InitStructure;
20
GPIO_InitTypeDef    GPIO_InitStructure;
19
CAN_InitTypeDef     CAN_InitStructure;
21
CAN_InitTypeDef     CAN_InitStructure;
20
 
22
 
21
 
23
 
22
typedef  enum {
24
typedef  enum {
23
    NA,
25
    NA,
24
    Priority_1,
26
    Priority_1,
25
    Priority_2,
27
    Priority_2,
26
    Priority_3
28
    Priority_3
27
  }VIC_Priority;
29
  }VIC_Priority;
28
 
30
 
29
  /* buffer for receive messages */
31
  /* buffer for receive messages */
30
  canmsg RxCanTxMsg;
32
  canmsg RxCanTxMsg;
31
 
33
 
32
  /* used message object numbers */
34
  /* used message object numbers */
33
  enum {
35
  enum {
34
        CAN_TX_MSGOBJ = 0,
36
        CAN_TX_MSGOBJ = 0,
35
        CAN_RX_MSGOBJ = 1
37
        CAN_RX_MSGOBJ = 1
36
  };
38
  };
37
 
39
 
38
#define CAN_MSG_ADR_MA  0x200
40
#define CAN_MSG_ADR_MA  0x200
39
#define CAN_MSG_ADR_SL  0x300
41
#define CAN_MSG_ADR_SL  0x300
40
 
42
 
41
u32 CAN_IdTx; // I am Sending in this ID-Range
43
u32 CAN_IdTx; // I am Sending in this ID-Range
42
u32 CAN_IdRx; // I am Receiving in this ID-Range
44
u32 CAN_IdRx; // I am Receiving in this ID-Range
43
 
45
 
44
CanMessage_t CanTxMessage[MAX_CAN_MSG];
46
CanMessage_t CanTxMessage[MAX_CAN_MSG];
45
CanMessage_t CanRxMessage[MAX_CAN_MSG];
47
CanMessage_t CanRxMessage[MAX_CAN_MSG];
46
 
48
 
47
void CAN_IO_Init(void)
49
void CAN_IO_Init(void)
48
{
50
{
49
// P5.0 alternate input 1, CAN_RX pin 
51
// P5.0 alternate input 1, CAN_RX pin 
50
        GPIO_StructInit(&GPIO_InitStructure);
52
        GPIO_StructInit(&GPIO_InitStructure);
51
        GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0;
53
        GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0;
52
        GPIO_InitStructure.GPIO_Direction=GPIO_PinInput;
54
        GPIO_InitStructure.GPIO_Direction=GPIO_PinInput;
53
        GPIO_InitStructure.GPIO_IPInputConnected=GPIO_IPInputConnected_Enable;
55
        GPIO_InitStructure.GPIO_IPInputConnected=GPIO_IPInputConnected_Enable;
54
        GPIO_InitStructure.GPIO_Alternate=GPIO_InputAlt1;
56
        GPIO_InitStructure.GPIO_Alternate=GPIO_InputAlt1;
55
        GPIO_Init(GPIO5,&GPIO_InitStructure);
57
        GPIO_Init(GPIO5,&GPIO_InitStructure);
56
// P5.1 CAN_TX
58
// P5.1 CAN_TX
57
        GPIO_StructInit(&GPIO_InitStructure);
59
        GPIO_StructInit(&GPIO_InitStructure);
58
        GPIO_InitStructure.GPIO_Pin=GPIO_Pin_1;
60
        GPIO_InitStructure.GPIO_Pin=GPIO_Pin_1;
59
        GPIO_InitStructure.GPIO_Direction=GPIO_PinOutput;
61
        GPIO_InitStructure.GPIO_Direction=GPIO_PinOutput;
60
        GPIO_InitStructure.GPIO_Type=GPIO_Type_PushPull;
62
        GPIO_InitStructure.GPIO_Type=GPIO_Type_PushPull;
61
        GPIO_InitStructure.GPIO_Alternate=GPIO_OutputAlt2;
63
        GPIO_InitStructure.GPIO_Alternate=GPIO_OutputAlt2;
62
        GPIO_Init(GPIO5,&GPIO_InitStructure);
64
        GPIO_Init(GPIO5,&GPIO_InitStructure);
63
}
65
}
64
 
66
 
65
 
67
 
66
 
68
 
67
/*******************************************************************************
69
/*******************************************************************************
68
* Function Name  : CAN_IRQHandler
70
* Function Name  : CAN_IRQHandler
69
* Description    : This function handles the CAN interrupt request
71
* Description    : This function handles the CAN interrupt request
70
*******************************************************************************/
72
*******************************************************************************/
71
void CAN_IRQHandler(void)
73
void CAN_IRQHandler(void)
72
{
74
{
73
   u32 msgobj = 0;
75
   u32 msgobj = 0;
74
  if(CAN->IDR == 0x8000)        /* status interrupt */
76
  if(CAN->IDR == 0x8000)        /* status interrupt */
75
  {
77
  {
76
    (void)CAN->SR;      /* read the status register to clear*/
78
    (void)CAN->SR;      /* read the status register to clear*/
77
  }
79
  }
78
  else if(CAN->IDR >= 1 && CAN->IDR <= 32)
80
  else if(CAN->IDR >= 1 && CAN->IDR <= 32)
79
  {
81
  {
80
    /* get the message object number that caused the interrupt to occur */
82
    /* get the message object number that caused the interrupt to occur */
81
    switch(msgobj = CAN->IDR - 1)
83
    switch(msgobj = CAN->IDR - 1)
82
    {
84
    {
83
      case  0 /* CAN_TX_MSGOBJ */:
85
      case  0 /* CAN_TX_MSGOBJ */:
84
                CAN_ReleaseTxMessage(msgobj);
86
                CAN_ReleaseTxMessage(msgobj);
85
        break;
87
        break;
86
 
88
 
87
      case 1 /* CAN_RX_MSGOBJ */:
89
      case 1 /* CAN_RX_MSGOBJ */:
88
        CAN_ReceiveMessage(msgobj, FALSE, &RxCanMsg);
90
        CAN_ReceiveMessage(msgobj, FALSE, &RxCanMsg);
89
                CAN_ReleaseRxMessage(msgobj);
91
                CAN_ReleaseRxMessage(msgobj);
90
 
92
 
91
                if(RxCanMsg.Id >= CAN_IdRx && RxCanMsg.Id < CAN_IdRx + MAX_CAN_MSG)
93
                if(RxCanMsg.Id >= CAN_IdRx && RxCanMsg.Id < CAN_IdRx + MAX_CAN_MSG)
92
                 {
94
                 {
93
                        memcpy(&CanRxMessage[RxCanMsg.Id - CAN_IdRx], &RxCanMsg,sizeof(RxCanMsg));
95
                        memcpy(&CanRxMessage[RxCanMsg.Id - CAN_IdRx], &RxCanMsg,sizeof(RxCanMsg));
94
                 }
96
                 }
95
                if(RxCanMsg.Id == CAN_IdRx + MAX_CAN_MSG - 1)
97
                if(RxCanMsg.Id == CAN_IdRx + MAX_CAN_MSG - 1)
96
                 {
98
                 {
97
                  AllMsgsReceived = 1;
99
                  AllMsgsReceived = 1;
98
                 }
100
                 }
99
//              DebugOut.Analog[] = RxCanMsg.Id;
101
//              DebugOut.Analog[] = RxCanMsg.Id;
100
  break;
102
  break;
101
 
103
 
102
      default:
104
      default:
103
        CAN_ReleaseMessage(msgobj);
105
        CAN_ReleaseMessage(msgobj);
104
        break;
106
        break;
105
    }
107
    }
106
  }
108
  }
107
   
109
   
108
   /*write any value to VIC0 VAR*/  
110
   /*write any value to VIC0 VAR*/  
109
   VIC0->VAR = 0xFF;   
111
   VIC0->VAR = 0xFF;   
110
 
112
 
111
}
113
}
112
 
114
 
113
void CanSend(void)
115
void CanSend(void)
114
{
116
{
115
static u32 index = 1;
117
static u32 index = 1;
116
 
118
 
117
  if(CAN_SendMessage(CAN_TX_MSGOBJ, (canmsg*) &CanTxMessage[index]) == SUCCESS)
119
  if(CAN_SendMessage(CAN_TX_MSGOBJ, (canmsg*) &CanTxMessage[index]) == SUCCESS)
118
   {
120
   {
119
    if(++index >= MAX_CAN_MSG)
121
    if(++index >= MAX_CAN_MSG)
120
         {
122
         {
121
                u32 i;
123
                u32 i;
122
                index = 0;
124
                index = 0;
123
                CanTxMessage[CAN_ID_STATUS].D.Byte[0] = ErrorCode;
125
                CanTxMessage[CAN_ID_STATUS].D.Byte[0] = ErrorCode;
124
 
126
 
125
                CanTxMessage[CAN_ID_FS_LON].D.sLong = GPS_FailsafePosition.Longitude;
127
                CanTxMessage[CAN_ID_FS_LON].D.sLong = GPS_FailsafePosition.Longitude;
126
                CanTxMessage[CAN_ID_FS_LAT].D.sLong = GPS_FailsafePosition.Latitude;
128
                CanTxMessage[CAN_ID_FS_LAT].D.sLong = GPS_FailsafePosition.Latitude;
127
 
129
 
128
                CanTxMessage[CAN_ID_STATUS].D.Byte[0] = ErrorCode;
130
                CanTxMessage[CAN_ID_STATUS].D.Byte[0] = ErrorCode;
129
                CanTxMessage[CAN_ID_STATUS].D.Byte[1] = FC.StatusFlags;
131
                CanTxMessage[CAN_ID_STATUS].D.Byte[1] = FC.StatusFlags;
130
                CanTxMessage[CAN_ID_STATUS].D.Byte[2] = FC.StatusFlags2;
132
                CanTxMessage[CAN_ID_STATUS].D.Byte[2] = FC.StatusFlags2;
131
                CanTxMessage[CAN_ID_STATUS].D.Byte[3] = FC.StatusFlags3;
133
                CanTxMessage[CAN_ID_STATUS].D.Byte[3] = FC.StatusFlags3;
132
                CanTxMessage[CAN_ID_STATUS].D.Byte[4] = NC_To_FC_Flags;
134
                CanTxMessage[CAN_ID_STATUS].D.Byte[4] = NC_To_FC_Flags;
133
                CanTxMessage[CAN_ID_STATUS].D.Byte[5] = EarthMagneticField/5; // in %
135
                CanTxMessage[CAN_ID_STATUS].D.Byte[5] = EarthMagneticField/5; // in %
134
                CanTxMessage[CAN_ID_STATUS].D.Int[3]  = GyroCompassCorrected;
136
                CanTxMessage[CAN_ID_STATUS].D.Int[3]  = GyroCompassCorrected;
135
 
137
 
136
                for(i=0; i<8;i++)
138
                for(i=0; i<8;i++)
137
                 {
139
                 {
138
                  CanTxMessage[CAN_ID_TEXT1].D.Byte[i] = ErrorMSG[i];
140
                  CanTxMessage[CAN_ID_TEXT1].D.Byte[i] = ErrorMSG[i];
139
                  CanTxMessage[CAN_ID_TEXT2].D.Byte[i] = ErrorMSG[i + 8];
141
                  CanTxMessage[CAN_ID_TEXT2].D.Byte[i] = ErrorMSG[i + 8];
140
                  CanTxMessage[CAN_ID_TEXT3].D.Byte[i] = ErrorMSG[i + 16];
142
                  CanTxMessage[CAN_ID_TEXT3].D.Byte[i] = ErrorMSG[i + 16];
141
                 }                                                                               
143
                 }                                                                               
142
         }
144
         }
143
   }
145
   }
144
}
146
}
145
 
147
 
146
void CanReceive(void)
148
void CanReceive(void)
147
{
149
{
148
 
150
 
149
}
151
}
150
 
152
 
151
 
153
 
152
void CanbusInit(void)
154
void CanbusInit(void)
153
{
155
{
154
 UART1_PutString("\r\n Canbus init...");
156
 UART1_PutString("\r\n Canbus init...");
155
 CAN_IO_Init();
157
 CAN_IO_Init();
156
 SCU_APBPeriphClockConfig(__CAN, ENABLE);
158
 SCU_APBPeriphClockConfig(__CAN, ENABLE);
157
 SCU_APBPeriphReset(__CAN, DISABLE);
159
 SCU_APBPeriphReset(__CAN, DISABLE);
158
 
160
 
159
 VIC_Config(CAN_ITLine, VIC_IRQ, Priority_1);
161
 VIC_Config(CAN_ITLine, VIC_IRQ, Priority_1);
160
 CAN_InitStructure.CAN_ConfigParameters=CAN_CR_IE;
162
 CAN_InitStructure.CAN_ConfigParameters=CAN_CR_IE;
161
 CAN_InitStructure.CAN_Bitrate = CAN_BITRATE_1M;
163
 CAN_InitStructure.CAN_Bitrate = CAN_BITRATE_1M;
162
 CAN_Init(&CAN_InitStructure);
164
 CAN_Init(&CAN_InitStructure);
163
 VIC_ITCmd(CAN_ITLine, ENABLE);
165
 VIC_ITCmd(CAN_ITLine, ENABLE);
164
 
166
 
165
 CAN_SetUnusedAllMsgObj();
167
 CAN_SetUnusedAllMsgObj();
166
 CAN_SetTxMsgObj(CAN_TX_MSGOBJ, CAN_STD_ID, DISABLE);
168
 CAN_SetTxMsgObj(CAN_TX_MSGOBJ, CAN_STD_ID, DISABLE);
167
 CAN_SetRxMsgObj(CAN_RX_MSGOBJ, CAN_STD_ID, 0, CAN_LAST_STD_ID, TRUE);
169
 CAN_SetRxMsgObj(CAN_RX_MSGOBJ, CAN_STD_ID, 0, CAN_LAST_STD_ID, TRUE);
168
 
170
 
169
u32 i;
171
u32 i;
170
 
172
 
171
if(IamMaster == SLAVE)
173
if(IamMaster == SLAVE)
172
{
174
{
173
 CAN_IdRx = CAN_MSG_ADR_MA;
175
 CAN_IdRx = CAN_MSG_ADR_MA;
174
 CAN_IdTx = CAN_MSG_ADR_SL;
176
 CAN_IdTx = CAN_MSG_ADR_SL;
175
}
177
}
176
else
178
else
177
{
179
{
178
 CAN_IdRx = CAN_MSG_ADR_SL;
180
 CAN_IdRx = CAN_MSG_ADR_SL;
179
 CAN_IdTx = CAN_MSG_ADR_MA;
181
 CAN_IdTx = CAN_MSG_ADR_MA;
180
}
182
}
181
 
183
 
182
for(i=0; i< MAX_CAN_MSG;i++)
184
for(i=0; i< MAX_CAN_MSG;i++)
183
 {
185
 {
184
        // clear TX Buffer
186
        // clear TX Buffer
185
        CanTxMessage[i].IdType = CAN_STD_ID;
187
        CanTxMessage[i].IdType = CAN_STD_ID;
186
        CanTxMessage[i].Id = i + CAN_IdTx;
188
        CanTxMessage[i].Id = i + CAN_IdTx;
187
        CanTxMessage[i].Length = 8;
189
        CanTxMessage[i].Length = 8;
188
        CanTxMessage[i].D.Long = 0;
190
        CanTxMessage[i].D.Long = 0;
189
 
191
 
190
        // clear receiving Buffer
192
        // clear receiving Buffer
191
        CanRxMessage[i].Id = 0;
193
        CanRxMessage[i].Id = 0;
192
        CanRxMessage[i].D.Long = 0;
194
        CanRxMessage[i].D.Long = 0;
193
 }
195
 }
194
 
196
 
195
CanTxMessage[CAN_ID_VERSION].D.Byte[0]  = 0;
197
CanTxMessage[CAN_ID_VERSION].D.Byte[0]  = 0;
196
CanTxMessage[CAN_ID_VERSION].D.Byte[1]  = Parameter.ActiveSetting;
198
CanTxMessage[CAN_ID_VERSION].D.Byte[1]  = Parameter.ActiveSetting;
197
CanTxMessage[CAN_ID_VERSION].D.Byte[2]  = GPS_Version/1000;
199
CanTxMessage[CAN_ID_VERSION].D.Byte[2]  = GPS_Version/1000;
198
CanTxMessage[CAN_ID_VERSION].D.Byte[3]  = UART_VersionInfo.HWMajor;
200
CanTxMessage[CAN_ID_VERSION].D.Byte[3]  = UART_VersionInfo.HWMajor;
199
CanTxMessage[CAN_ID_VERSION].D.Byte[4]  = CAN_SLAVE_COMPATIBLE;
201
CanTxMessage[CAN_ID_VERSION].D.Byte[4]  = CAN_SLAVE_COMPATIBLE;
200
CanTxMessage[CAN_ID_VERSION].D.Byte[5]  = VERSION_PATCH;
202
CanTxMessage[CAN_ID_VERSION].D.Byte[5]  = VERSION_PATCH;
201
CanTxMessage[CAN_ID_VERSION].D.Byte[6]  = VERSION_MINOR;
203
CanTxMessage[CAN_ID_VERSION].D.Byte[6]  = VERSION_MINOR;
202
CanTxMessage[CAN_ID_VERSION].D.Byte[7]  = VERSION_MAJOR;
204
CanTxMessage[CAN_ID_VERSION].D.Byte[7]  = VERSION_MAJOR;
203
 
205
 
204
 UART1_PutString("ok");
206
 UART1_PutString("ok");
205
}
207
}
206
 
208
 
207
void ProcessCanBus(void)
209
void ProcessCanBus(void)
208
{
210
{
209
 u32 errorcnt = 0;
211
 u32 errorcnt = 0;
210
 
212
 
211
 CanSend();
213
 CanSend();
212
 CanReceive();
214
 CanReceive();
213
 
215
 
214
 errorcnt = CAN_GetTransmitErrorCounter();
216
 errorcnt = CAN_GetTransmitErrorCounter();
215
//if(errorcnt > 200) CanbusInit();
217
//if(errorcnt > 200) CanbusInit();
216
 
218
 
217
if(CanbusTimeOut < 3)
219
if(CanbusTimeOut < 3)
218
{
220
{
219
  if(CanbusTimeOut == 1) Partner.ErrorCode = 39; // ERR: Canbus
221
  if(CanbusTimeOut == 1) Partner.ErrorCode = 39; // ERR: Canbus
220
  Partner.StatusFlags = 0;
222
  Partner.StatusFlags = 0;
221
  Partner.StatusFlags2 = 0;
223
  Partner.StatusFlags2 = 0;
222
  Partner.StatusFlags3 = 0;
224
  Partner.StatusFlags3 = 0;
223
  Partner.NC_To_FC_Flags = 0;
225
  Partner.NC_To_FC_Flags = 0;
224
  Partner.MagnetField = 0;
226
  Partner.MagnetField = 0;
225
  Partner.GyroCompassCorrected = -1;
227
  Partner.GyroCompassCorrected = -1;
226
  sprintf(PartnerErrorMSG,"     ---                \0");
228
  sprintf(PartnerErrorMSG,"     ---                ");
227
}
229
}
228
 
230
 
229
if(CanRxMessage[CAN_ID_VERSION].D.Byte[6] == 13) // dann ist der Testdummy angeschlossen -> nur zum Testen von EXT2
231
if(CanRxMessage[CAN_ID_VERSION].D.Byte[6] == 13) // dann ist der Testdummy angeschlossen -> nur zum Testen von EXT2
230
 {
232
 {
231
  if((PartnerErrorMSG[17] + PartnerErrorMSG[18]) & 1) EXT2_ON;
233
  if((PartnerErrorMSG[17] + PartnerErrorMSG[18]) & 1) EXT2_ON;
232
  else EXT2_OFF;
234
  else EXT2_OFF;
233
 }
235
 }
234
 
236
 
235
if(AllMsgsReceived)
237
if(AllMsgsReceived)
236
 {
238
 {
237
  u32 i;
239
  u32 i;
238
  AllMsgsReceived = 0;
240
  AllMsgsReceived = 0;
239
  CanbusTimeOut = 1000;
241
  CanbusTimeOut = 1000;
240
  for(i=0; i<8;i++)
242
  for(i=0; i<8;i++)
241
   {
243
   {
242
          PartnerErrorMSG[i]    = CanRxMessage[CAN_ID_TEXT1].D.Byte[i];
244
          PartnerErrorMSG[i]    = CanRxMessage[CAN_ID_TEXT1].D.Byte[i];
243
          PartnerErrorMSG[i+8]  = CanRxMessage[CAN_ID_TEXT2].D.Byte[i];
245
          PartnerErrorMSG[i+8]  = CanRxMessage[CAN_ID_TEXT2].D.Byte[i];
244
          PartnerErrorMSG[i+16] = CanRxMessage[CAN_ID_TEXT3].D.Byte[i];
246
          PartnerErrorMSG[i+16] = CanRxMessage[CAN_ID_TEXT3].D.Byte[i];
245
   }                                                                             
247
   }                                                                             
246
  Partner.ErrorCode                     = CanRxMessage[CAN_ID_STATUS].D.Byte[0];
248
  Partner.ErrorCode                     = CanRxMessage[CAN_ID_STATUS].D.Byte[0];
247
  Partner.StatusFlags                   = CanRxMessage[CAN_ID_STATUS].D.Byte[1];
249
  Partner.StatusFlags                   = CanRxMessage[CAN_ID_STATUS].D.Byte[1];
248
  Partner.StatusFlags2                  = CanRxMessage[CAN_ID_STATUS].D.Byte[2];
250
  Partner.StatusFlags2                  = CanRxMessage[CAN_ID_STATUS].D.Byte[2];
249
  Partner.StatusFlags3                  = CanRxMessage[CAN_ID_STATUS].D.Byte[3];
251
  Partner.StatusFlags3                  = CanRxMessage[CAN_ID_STATUS].D.Byte[3];
250
  Partner.NC_To_FC_Flags                = CanRxMessage[CAN_ID_STATUS].D.Byte[4];
252
  Partner.NC_To_FC_Flags                = CanRxMessage[CAN_ID_STATUS].D.Byte[4];
251
  Partner.MagnetField                   = CanRxMessage[CAN_ID_STATUS].D.Byte[5];
253
  Partner.MagnetField                   = CanRxMessage[CAN_ID_STATUS].D.Byte[5];
252
  Partner.GyroCompassCorrected  = CanRxMessage[CAN_ID_STATUS].D.Int[3];
254
  Partner.GyroCompassCorrected  = CanRxMessage[CAN_ID_STATUS].D.Int[3];
253
 
255
 
254
  CanTxMessage[CAN_ID_VERSION].D.Byte[1] = Parameter.ActiveSetting;
256
  CanTxMessage[CAN_ID_VERSION].D.Byte[1] = Parameter.ActiveSetting;
255
 
257
 
256
if(IamMaster == SLAVE)
258
if(IamMaster == SLAVE)
257
  {
259
  {
258
                GPS_FailsafePosition.Longitude = CanRxMessage[CAN_ID_FS_LON].D.sLong;
260
                GPS_FailsafePosition.Longitude = CanRxMessage[CAN_ID_FS_LON].D.sLong;
259
                GPS_FailsafePosition.Latitude = CanRxMessage[CAN_ID_FS_LAT].D.sLong;
261
                GPS_FailsafePosition.Latitude = CanRxMessage[CAN_ID_FS_LAT].D.sLong;
260
  }
262
  }
261
 }
263
 }
262
}                                        
264
}                                        
263
 
265
 
264
 
266
 
265
 
267
 
266
 
268
 
267
 
269
 
268
 
270