Kazuki Yamamoto / Mbed 2 deprecated ika_shouyu_poppoyaki

Ika Shouyu Poppoyaki - LPC82x supported

Dependencies:   MODSERIAL mbed

Fork of ika_shouyu_poppoyaki by Tedd OKANO

main.cpp@2:8d75eb0ecd20, 2013-08-24 (annotated)

Committer:
okano
Date:
Sat Aug 24 14:41:38 2013 +0000
Revision:
2:8d75eb0ecd20
Parent:
1:54e619428ae6
Child:
3:3c380e643e74
console message redundancy removed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okano 0:6baefda2e511 1 #include "mbed.h"
okano 0:6baefda2e511 2
okano 2:8d75eb0ecd20 3 BusOut leds( LED4, LED3, LED2, LED1 );
okano 2:8d75eb0ecd20 4 DigitalOut reset_pin( p26 );
okano 2:8d75eb0ecd20 5 DigitalOut isp_pin( p25 );
okano 2:8d75eb0ecd20 6 Serial target ( p28, p27 );
okano 2:8d75eb0ecd20 7 LocalFileSystem local( "local" );
okano 0:6baefda2e511 8
okano 1:54e619428ae6 9 #define SOURCE_FILE "/local/bin"
okano 1:54e619428ae6 10 #define STR_BUFF_SIZE 64
okano 1:54e619428ae6 11 #define RAM_START_ADDRESS 0x10000300L
okano 1:54e619428ae6 12 #define SECTOR_SIZE 4096
okano 0:6baefda2e511 13
okano 2:8d75eb0ecd20 14 enum {
okano 2:8d75eb0ecd20 15 ENTER_TO_ISP_MODE,
okano 2:8d75eb0ecd20 16 NO_ISP_MODE
okano 2:8d75eb0ecd20 17 };
okano 2:8d75eb0ecd20 18
okano 0:6baefda2e511 19 void put_string( char *s );
okano 0:6baefda2e511 20 void get_string( char *s );
okano 0:6baefda2e511 21
okano 2:8d75eb0ecd20 22 void print_command( char *command )
okano 2:8d75eb0ecd20 23 {
okano 2:8d75eb0ecd20 24 char s[ STR_BUFF_SIZE ];
okano 2:8d75eb0ecd20 25 char *pos;
okano 2:8d75eb0ecd20 26
okano 2:8d75eb0ecd20 27 strcpy( s, command );
okano 2:8d75eb0ecd20 28
okano 2:8d75eb0ecd20 29 if ( pos = strchr( s, '\r' ) )
okano 2:8d75eb0ecd20 30 *pos = '\0';
okano 2:8d75eb0ecd20 31
okano 2:8d75eb0ecd20 32 if ( pos = strchr( s, '\n' ) )
okano 2:8d75eb0ecd20 33 *pos = '\0';
okano 2:8d75eb0ecd20 34
okano 2:8d75eb0ecd20 35 printf( " command-\"%s\" : ", s );
okano 2:8d75eb0ecd20 36 }
okano 2:8d75eb0ecd20 37
okano 2:8d75eb0ecd20 38 void print_result( int r )
okano 2:8d75eb0ecd20 39 {
okano 2:8d75eb0ecd20 40 printf( "%s\r\n", r ? "Fail" : "Pass" );
okano 2:8d75eb0ecd20 41 }
okano 0:6baefda2e511 42
okano 0:6baefda2e511 43 int try_and_check( char *command, char *expected_return_str, int mode )
okano 0:6baefda2e511 44 {
okano 0:6baefda2e511 45 char rtn_str[ STR_BUFF_SIZE ];
okano 2:8d75eb0ecd20 46 int result;
okano 0:6baefda2e511 47
okano 2:8d75eb0ecd20 48 print_command( command );
okano 0:6baefda2e511 49 put_string( command );
okano 2:8d75eb0ecd20 50
okano 0:6baefda2e511 51 get_string( rtn_str );
okano 2:8d75eb0ecd20 52 print_result( result = strcmp( expected_return_str, rtn_str ) );
okano 0:6baefda2e511 53
okano 2:8d75eb0ecd20 54 return ( result );
okano 0:6baefda2e511 55 }
okano 0:6baefda2e511 56
okano 0:6baefda2e511 57 int try_and_check2( char *command, char *expected_return_str, int mode )
okano 0:6baefda2e511 58 {
okano 0:6baefda2e511 59 char rtn_str[ STR_BUFF_SIZE ];
okano 2:8d75eb0ecd20 60 int result;
okano 2:8d75eb0ecd20 61 print_command( command );
okano 0:6baefda2e511 62
okano 0:6baefda2e511 63 put_string( command );
okano 0:6baefda2e511 64
okano 0:6baefda2e511 65 get_string( rtn_str ); // just readout echoback
okano 0:6baefda2e511 66 get_string( rtn_str );
okano 2:8d75eb0ecd20 67 print_result( result = strcmp( expected_return_str, rtn_str ) );
okano 0:6baefda2e511 68
okano 2:8d75eb0ecd20 69 return ( result );
okano 0:6baefda2e511 70 }
okano 0:6baefda2e511 71
okano 0:6baefda2e511 72 char read_byte( void )
okano 0:6baefda2e511 73 {
okano 0:6baefda2e511 74 while ( !target.readable() )
okano 0:6baefda2e511 75 ;
okano 0:6baefda2e511 76
okano 0:6baefda2e511 77 return ( target.getc() );
okano 0:6baefda2e511 78 }
okano 0:6baefda2e511 79 char uue_table[ 64 ];
okano 0:6baefda2e511 80
okano 0:6baefda2e511 81 void initialize_uue_table( void )
okano 0:6baefda2e511 82 {
okano 0:6baefda2e511 83 int i;
okano 0:6baefda2e511 84
okano 0:6baefda2e511 85 uue_table[0] = 0x60; // 0x20 is translated to 0x60 !
okano 0:6baefda2e511 86
okano 0:6baefda2e511 87 for (i = 1; i < 64; i++) {
okano 0:6baefda2e511 88 uue_table[i] = (char)(0x20 + i);
okano 0:6baefda2e511 89 }
okano 0:6baefda2e511 90 }
okano 0:6baefda2e511 91
okano 0:6baefda2e511 92 long bin2uue( char *bin, char *str )
okano 0:6baefda2e511 93 {
okano 0:6baefda2e511 94 unsigned long v;
okano 1:54e619428ae6 95 long checksum = 0;
okano 0:6baefda2e511 96 int strpos = 0;
okano 0:6baefda2e511 97
okano 0:6baefda2e511 98 *(str + strpos++) = ' ' + 45;
okano 0:6baefda2e511 99
okano 0:6baefda2e511 100 for ( int i = 0; i < 45; i += 3 ) {
okano 1:54e619428ae6 101 checksum += *(bin + i + 0) + *(bin + i + 1) + *(bin + i + 2);
okano 0:6baefda2e511 102 v = (*(bin + i + 0) << 16) | (*(bin + i + 1) << 8) | (*(bin + i + 2) << 0);
okano 0:6baefda2e511 103 *(str + strpos++) = uue_table[ (v >> 18) & 0x3F ];
okano 0:6baefda2e511 104 *(str + strpos++) = uue_table[ (v >> 12) & 0x3F ];
okano 0:6baefda2e511 105 *(str + strpos++) = uue_table[ (v >> 6) & 0x3F ];
okano 0:6baefda2e511 106 *(str + strpos++) = uue_table[ (v >> 0) & 0x3F ];
okano 0:6baefda2e511 107 }
okano 0:6baefda2e511 108 *(str + strpos++) = '\n';
okano 0:6baefda2e511 109 *(str + strpos++) = '\0';
okano 0:6baefda2e511 110
okano 1:54e619428ae6 111 return checksum;
okano 0:6baefda2e511 112 }
okano 0:6baefda2e511 113
okano 1:54e619428ae6 114 void add_isp_checksum( char *b )
okano 1:54e619428ae6 115 {
okano 1:54e619428ae6 116 // see http://www.lpcware.com/content/nxpfile/lpc177x8x-checksum-insertion-program
okano 1:54e619428ae6 117
okano 1:54e619428ae6 118 unsigned int *p;
okano 1:54e619428ae6 119 unsigned int cksum = 0;
okano 1:54e619428ae6 120
okano 1:54e619428ae6 121 p = (unsigned int *)b;
okano 1:54e619428ae6 122
okano 1:54e619428ae6 123 for ( int i = 0; i < 7; i++ ) {
okano 1:54e619428ae6 124 cksum += *p++;
okano 1:54e619428ae6 125 }
okano 1:54e619428ae6 126
okano 1:54e619428ae6 127 printf( " -- value at checksum slot : 0x%08X\r\n", *p );
okano 1:54e619428ae6 128
okano 1:54e619428ae6 129 *p = 0xFFFFFFFF - cksum + 1;
okano 1:54e619428ae6 130 printf( " -- calculated checksum : 0x%08X\r\n", *p );
okano 1:54e619428ae6 131
okano 1:54e619428ae6 132 printf( " new checksum will be used to program flash\r\n" );
okano 1:54e619428ae6 133 }
okano 1:54e619428ae6 134
okano 1:54e619428ae6 135
okano 1:54e619428ae6 136
okano 1:54e619428ae6 137 void erase_sectors( int last_sector )
okano 1:54e619428ae6 138 {
okano 1:54e619428ae6 139 char command_str[ STR_BUFF_SIZE ];
okano 1:54e619428ae6 140
okano 1:54e619428ae6 141 sprintf( command_str, "P 0 %d\r\n", last_sector );
okano 2:8d75eb0ecd20 142 try_and_check( command_str, "0", 0 );
okano 1:54e619428ae6 143
okano 1:54e619428ae6 144 *(command_str) = 'E';
okano 2:8d75eb0ecd20 145 try_and_check( command_str, "0", 0 );
okano 1:54e619428ae6 146 }
okano 0:6baefda2e511 147
okano 0:6baefda2e511 148 #define FLASH_WRITING_SIZE 1024
okano 0:6baefda2e511 149 #define TRANSFER_SIZE (24 * 45)
okano 0:6baefda2e511 150
okano 0:6baefda2e511 151 char b[ TRANSFER_SIZE ];
okano 0:6baefda2e511 152
okano 1:54e619428ae6 153 void write_binary_data( FILE *fp )
okano 0:6baefda2e511 154 {
okano 0:6baefda2e511 155 char command_str[ STR_BUFF_SIZE ];
okano 1:54e619428ae6 156 long checksum = 0;
okano 0:6baefda2e511 157 int transfer_count = 0;
okano 0:6baefda2e511 158 int size;
okano 0:6baefda2e511 159
okano 0:6baefda2e511 160 initialize_uue_table();
okano 0:6baefda2e511 161
okano 0:6baefda2e511 162 for ( int i = FLASH_WRITING_SIZE; i < TRANSFER_SIZE; i++ )
okano 0:6baefda2e511 163 b[ i ] = 0;
okano 0:6baefda2e511 164
okano 0:6baefda2e511 165 while ( size = fread( b, sizeof( char ), FLASH_WRITING_SIZE, fp ) ) {
okano 0:6baefda2e511 166
okano 1:54e619428ae6 167 if ( !transfer_count ) {
okano 1:54e619428ae6 168 add_isp_checksum( b );
okano 1:54e619428ae6 169 }
okano 1:54e619428ae6 170
okano 1:54e619428ae6 171 sprintf( command_str, "W %ld %ld\r\n", RAM_START_ADDRESS, 1080 );
okano 2:8d75eb0ecd20 172 try_and_check( command_str, "0", 0 );
okano 0:6baefda2e511 173
okano 0:6baefda2e511 174 for ( int i = 0; i < 24; i++ ) {
okano 1:54e619428ae6 175 checksum += bin2uue( b + (i * 45), command_str );
okano 2:8d75eb0ecd20 176 printf( "%02d %s\r", i, command_str );
okano 0:6baefda2e511 177 put_string( command_str );
okano 0:6baefda2e511 178 if ( (i == 19) || (i == 23) ) {
okano 1:54e619428ae6 179 sprintf( command_str, "%ld\n", checksum );
okano 1:54e619428ae6 180 printf( " %ld %s\r\n", checksum, command_str );
okano 0:6baefda2e511 181 printf( "\"%s\" %s\r\n", command_str, try_and_check( command_str, "OK", 0 ) ? "Fail" : "Pass" );
okano 0:6baefda2e511 182
okano 1:54e619428ae6 183 checksum = 0;
okano 0:6baefda2e511 184 }
okano 0:6baefda2e511 185 }
okano 0:6baefda2e511 186
okano 0:6baefda2e511 187 printf( "\"P 0 0\" %s\r\n", try_and_check( "P 0 0\r\n", "0", 0 ) ? "Fail" : "Pass" );
okano 0:6baefda2e511 188
okano 0:6baefda2e511 189 sprintf( command_str, "C %ld %ld %ld\r\n", FLASH_WRITING_SIZE * transfer_count++, 0x10000300L, FLASH_WRITING_SIZE );
okano 2:8d75eb0ecd20 190 try_and_check( command_str, "0", 0 );
okano 0:6baefda2e511 191
okano 0:6baefda2e511 192
okano 0:6baefda2e511 193 }
okano 2:8d75eb0ecd20 194 try_and_check( "G 0 T\r\n", "0", 0 );
okano 0:6baefda2e511 195 }
okano 0:6baefda2e511 196
okano 1:54e619428ae6 197 int file_size( FILE *fp )
okano 1:54e619428ae6 198 {
okano 1:54e619428ae6 199 int size;
okano 1:54e619428ae6 200
okano 1:54e619428ae6 201 fseek( fp, 0, SEEK_END ); // seek to end of file
okano 1:54e619428ae6 202 size = ftell( fp ); // get current file pointer
okano 1:54e619428ae6 203 fseek( fp, 0, SEEK_SET ); // seek back to beginning of file
okano 1:54e619428ae6 204
okano 1:54e619428ae6 205 return size;
okano 1:54e619428ae6 206 }
okano 1:54e619428ae6 207
okano 1:54e619428ae6 208 void reset_target( int isp_pin_state )
okano 1:54e619428ae6 209 {
okano 1:54e619428ae6 210 reset_pin = 1;
okano 1:54e619428ae6 211 isp_pin = 0;
okano 1:54e619428ae6 212 wait_ms( 100 );
okano 1:54e619428ae6 213 reset_pin = 0;
okano 1:54e619428ae6 214 wait_ms( 100 );
okano 1:54e619428ae6 215 reset_pin = 1;
okano 1:54e619428ae6 216 wait_ms( 100 );
okano 1:54e619428ae6 217 }
okano 1:54e619428ae6 218
okano 0:6baefda2e511 219 int main()
okano 0:6baefda2e511 220 {
okano 0:6baefda2e511 221 FILE *fp;
okano 0:6baefda2e511 222 char str_buf0[ STR_BUFF_SIZE ];
okano 0:6baefda2e511 223 char str_buf1[ STR_BUFF_SIZE ];
okano 1:54e619428ae6 224 int data_size;
okano 1:54e619428ae6 225 int last_sector;
okano 0:6baefda2e511 226
okano 2:8d75eb0ecd20 227 target.baud( 9600 );
okano 0:6baefda2e511 228
okano 0:6baefda2e511 229 if ( NULL == (fp = fopen( SOURCE_FILE, "rb" )) ) {
okano 0:6baefda2e511 230 error( "couldn't open source file" );
okano 0:6baefda2e511 231 return ( 1 );
okano 0:6baefda2e511 232 }
okano 0:6baefda2e511 233
okano 1:54e619428ae6 234 data_size = file_size( fp );
okano 1:54e619428ae6 235 last_sector = data_size / SECTOR_SIZE;
okano 0:6baefda2e511 236 printf( "\r\n\r\ntarget RESET\r\n" );
okano 1:54e619428ae6 237 printf( "data size = %d bytes, it takes %d secotrs in flash area\r\n", data_size, last_sector + 1 );
okano 0:6baefda2e511 238
okano 2:8d75eb0ecd20 239 reset_target( ENTER_TO_ISP_MODE );
okano 2:8d75eb0ecd20 240
okano 2:8d75eb0ecd20 241 try_and_check( "?", "Synchronized", 0 );
okano 0:6baefda2e511 242
okano 2:8d75eb0ecd20 243 try_and_check2( "Synchronized\r\n", "OK", 0 );
okano 2:8d75eb0ecd20 244 try_and_check2( "12000\r\n", "OK", 0 );
okano 2:8d75eb0ecd20 245 try_and_check2( "U 23130\r\n", "0", 0 );
okano 2:8d75eb0ecd20 246 try_and_check2( "A 0\r\n", "0", 0 );
okano 0:6baefda2e511 247
okano 2:8d75eb0ecd20 248 try_and_check( "K\r\n", "0", 0 );
okano 0:6baefda2e511 249 get_string( str_buf0 );
okano 0:6baefda2e511 250 get_string( str_buf1 );
okano 0:6baefda2e511 251 printf( " result of \"K\" = %s %s\r\n", str_buf0, str_buf1 );
okano 0:6baefda2e511 252
okano 2:8d75eb0ecd20 253 try_and_check( "J\r\n", "0", 0 );
okano 0:6baefda2e511 254 get_string( str_buf0 );
okano 0:6baefda2e511 255 printf( " result of \"J\" = %s\r\n", str_buf0 );
okano 0:6baefda2e511 256
okano 2:8d75eb0ecd20 257 erase_sectors( last_sector );
okano 2:8d75eb0ecd20 258 write_binary_data( fp );
okano 0:6baefda2e511 259
okano 0:6baefda2e511 260 fclose( fp );
okano 0:6baefda2e511 261
okano 2:8d75eb0ecd20 262 int i = 0;
okano 2:8d75eb0ecd20 263
okano 2:8d75eb0ecd20 264 while ( 1 ) {
okano 2:8d75eb0ecd20 265 leds = 0x1 << (i++ & 0x3);
okano 2:8d75eb0ecd20 266 wait( 0.1 );
okano 2:8d75eb0ecd20 267 }
okano 0:6baefda2e511 268 }
okano 0:6baefda2e511 269
okano 2:8d75eb0ecd20 270
okano 0:6baefda2e511 271 void put_string( char *s )
okano 0:6baefda2e511 272 {
okano 2:8d75eb0ecd20 273 char c;
okano 2:8d75eb0ecd20 274 static int i = 0;
okano 0:6baefda2e511 275
okano 2:8d75eb0ecd20 276 while ( (c = *s++) ) {
okano 0:6baefda2e511 277 target.putc( c );
okano 2:8d75eb0ecd20 278 leds = i++ & 0x1;
okano 2:8d75eb0ecd20 279 }
okano 0:6baefda2e511 280 }
okano 0:6baefda2e511 281
okano 0:6baefda2e511 282 void get_string( char *s )
okano 0:6baefda2e511 283 {
okano 0:6baefda2e511 284 int i = 0;
okano 0:6baefda2e511 285 char c = 0;
okano 0:6baefda2e511 286
okano 0:6baefda2e511 287 do {
okano 0:6baefda2e511 288 do {
okano 0:6baefda2e511 289 if ( target.readable() ) {
okano 0:6baefda2e511 290 c = target.getc();
okano 0:6baefda2e511 291
okano 0:6baefda2e511 292 if ( ( c == '\n') || (c == '\r') )
okano 0:6baefda2e511 293 break;
okano 0:6baefda2e511 294
okano 0:6baefda2e511 295 *s++ = c;
okano 0:6baefda2e511 296 i++;
okano 0:6baefda2e511 297 }
okano 0:6baefda2e511 298 } while ( 1 );
okano 0:6baefda2e511 299 } while ( !i );
okano 2:8d75eb0ecd20 300
okano 0:6baefda2e511 301 *s = '\0';
okano 0:6baefda2e511 302 }
okano 0:6baefda2e511 303