e-paper whereabouts board program
Dependencies: SDFileSystem mbed
eink.cpp@2:9150515ecd68, 2017-05-23 (annotated)
- Committer:
- kohacraft
- Date:
- Tue May 23 22:40:04 2017 +0000
- Revision:
- 2:9150515ecd68
- Parent:
- 1:cb28911c7ba5
bug fix
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
kohacraft | 1:cb28911c7ba5 | 1 | /* EDP control program */ |
kohacraft | 1:cb28911c7ba5 | 2 | |
kohacraft | 0:e4c67c26ba3f | 3 | #include "mbed.h" |
kohacraft | 0:e4c67c26ba3f | 4 | #include "extdio.h" |
kohacraft | 0:e4c67c26ba3f | 5 | #include "eink.h" |
kohacraft | 0:e4c67c26ba3f | 6 | |
kohacraft | 1:cb28911c7ba5 | 7 | int clPulseCount = 0; //for CL pluse count |
kohacraft | 0:e4c67c26ba3f | 8 | |
kohacraft | 1:cb28911c7ba5 | 9 | //Initialize the port |
kohacraft | 0:e4c67c26ba3f | 10 | void initPort() |
kohacraft | 0:e4c67c26ba3f | 11 | { |
kohacraft | 0:e4c67c26ba3f | 12 | setCL( 0 ); |
kohacraft | 1:cb28911c7ba5 | 13 | setContBus( LE , 0); |
kohacraft | 1:cb28911c7ba5 | 14 | setContBus( OE , 0); |
kohacraft | 1:cb28911c7ba5 | 15 | setContBus( NC10 , 1); |
kohacraft | 1:cb28911c7ba5 | 16 | setContBus( SPH , 1); |
kohacraft | 0:e4c67c26ba3f | 17 | |
kohacraft | 1:cb28911c7ba5 | 18 | setContBus( GMODE , 0); |
kohacraft | 1:cb28911c7ba5 | 19 | setContBus( SPV , 1); |
kohacraft | 1:cb28911c7ba5 | 20 | setContBus( CKV , 0); |
kohacraft | 1:cb28911c7ba5 | 21 | setContBus( EN , 0); |
kohacraft | 1:cb28911c7ba5 | 22 | |
kohacraft | 1:cb28911c7ba5 | 23 | setDataBus( 0b00000001 ); |
kohacraft | 1:cb28911c7ba5 | 24 | setDataBus( 0b00000000 ); |
kohacraft | 0:e4c67c26ba3f | 25 | |
kohacraft | 1:cb28911c7ba5 | 26 | return; |
kohacraft | 0:e4c67c26ba3f | 27 | } |
kohacraft | 0:e4c67c26ba3f | 28 | |
kohacraft | 1:cb28911c7ba5 | 29 | //page start sequence |
kohacraft | 0:e4c67c26ba3f | 30 | void pageStart() |
kohacraft | 0:e4c67c26ba3f | 31 | { |
kohacraft | 0:e4c67c26ba3f | 32 | |
kohacraft | 1:cb28911c7ba5 | 33 | setContBus( GMODE , 1 ); |
kohacraft | 1:cb28911c7ba5 | 34 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 35 | wait_us(11); |
kohacraft | 1:cb28911c7ba5 | 36 | setContBus( SPV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 37 | wait_us(11); |
kohacraft | 1:cb28911c7ba5 | 38 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 39 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 40 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 41 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 42 | setContBus( SPV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 43 | wait_us(12); |
kohacraft | 0:e4c67c26ba3f | 44 | |
kohacraft | 1:cb28911c7ba5 | 45 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 46 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 47 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 48 | wait_us(22); |
kohacraft | 1:cb28911c7ba5 | 49 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 50 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 51 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 52 | wait_us(22); |
kohacraft | 1:cb28911c7ba5 | 53 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 54 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 55 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 56 | wait_us(1); |
kohacraft | 1:cb28911c7ba5 | 57 | |
kohacraft | 1:cb28911c7ba5 | 58 | return; |
kohacraft | 0:e4c67c26ba3f | 59 | } |
kohacraft | 0:e4c67c26ba3f | 60 | |
kohacraft | 1:cb28911c7ba5 | 61 | //line startsequence |
kohacraft | 0:e4c67c26ba3f | 62 | void lineStart() |
kohacraft | 0:e4c67c26ba3f | 63 | { |
kohacraft | 0:e4c67c26ba3f | 64 | |
kohacraft | 1:cb28911c7ba5 | 65 | setContBus( LE , 0 ); |
kohacraft | 1:cb28911c7ba5 | 66 | setContBus( OE , 1 ); |
kohacraft | 1:cb28911c7ba5 | 67 | setContBus( SPH , 0 ); |
kohacraft | 0:e4c67c26ba3f | 68 | |
kohacraft | 1:cb28911c7ba5 | 69 | clPulseCount = 0; |
kohacraft | 1:cb28911c7ba5 | 70 | |
kohacraft | 1:cb28911c7ba5 | 71 | return; |
kohacraft | 1:cb28911c7ba5 | 72 | } |
kohacraft | 0:e4c67c26ba3f | 73 | |
kohacraft | 1:cb28911c7ba5 | 74 | //center of line sequence |
kohacraft | 1:cb28911c7ba5 | 75 | void changeSPH() |
kohacraft | 1:cb28911c7ba5 | 76 | { |
kohacraft | 1:cb28911c7ba5 | 77 | setContBus( SPH , 1 ); |
kohacraft | 1:cb28911c7ba5 | 78 | setContBus( NC10 , 0 ); |
kohacraft | 0:e4c67c26ba3f | 79 | |
kohacraft | 1:cb28911c7ba5 | 80 | return; |
kohacraft | 1:cb28911c7ba5 | 81 | } |
kohacraft | 0:e4c67c26ba3f | 82 | |
kohacraft | 1:cb28911c7ba5 | 83 | //4bit draw sequence |
kohacraft | 1:cb28911c7ba5 | 84 | void setDrawData( char data ) |
kohacraft | 1:cb28911c7ba5 | 85 | { |
kohacraft | 1:cb28911c7ba5 | 86 | setDataBus( data ); |
kohacraft | 0:e4c67c26ba3f | 87 | setCL( 1 ); |
kohacraft | 0:e4c67c26ba3f | 88 | setCL( 0 ); |
kohacraft | 1:cb28911c7ba5 | 89 | |
kohacraft | 1:cb28911c7ba5 | 90 | //SPH change when CL puls is 200 |
kohacraft | 1:cb28911c7ba5 | 91 | clPulseCount++; |
kohacraft | 1:cb28911c7ba5 | 92 | if( clPulseCount == EDP_WIDTH/8 ) |
kohacraft | 1:cb28911c7ba5 | 93 | { |
kohacraft | 1:cb28911c7ba5 | 94 | changeSPH(); |
kohacraft | 1:cb28911c7ba5 | 95 | } |
kohacraft | 1:cb28911c7ba5 | 96 | |
kohacraft | 1:cb28911c7ba5 | 97 | return; |
kohacraft | 0:e4c67c26ba3f | 98 | } |
kohacraft | 0:e4c67c26ba3f | 99 | |
kohacraft | 1:cb28911c7ba5 | 100 | //end line sequence |
kohacraft | 0:e4c67c26ba3f | 101 | void lineEnd() |
kohacraft | 0:e4c67c26ba3f | 102 | { |
kohacraft | 1:cb28911c7ba5 | 103 | setContBus( NC10 , 1 ); |
kohacraft | 1:cb28911c7ba5 | 104 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 105 | wait_us(10); |
kohacraft | 0:e4c67c26ba3f | 106 | |
kohacraft | 1:cb28911c7ba5 | 107 | setContBus( OE , 0 ); |
kohacraft | 1:cb28911c7ba5 | 108 | setContBus( LE , 1 ); |
kohacraft | 1:cb28911c7ba5 | 109 | setContBus( CKV , 1 ); |
kohacraft | 0:e4c67c26ba3f | 110 | wait_us(1); |
kohacraft | 0:e4c67c26ba3f | 111 | } |
kohacraft | 0:e4c67c26ba3f | 112 | |
kohacraft | 1:cb28911c7ba5 | 113 | //end page sequence |
kohacraft | 0:e4c67c26ba3f | 114 | void pageEnd() |
kohacraft | 0:e4c67c26ba3f | 115 | { |
kohacraft | 1:cb28911c7ba5 | 116 | setContBus( LE , 0 ); |
kohacraft | 1:cb28911c7ba5 | 117 | setContBus( OE , 1 ); |
kohacraft | 0:e4c67c26ba3f | 118 | |
kohacraft | 1:cb28911c7ba5 | 119 | for( int i=0 ; i<EDP_WIDTH/4 ; i++ ) |
kohacraft | 0:e4c67c26ba3f | 120 | { |
kohacraft | 0:e4c67c26ba3f | 121 | setCL( 1 ); |
kohacraft | 0:e4c67c26ba3f | 122 | setCL( 0 ); |
kohacraft | 0:e4c67c26ba3f | 123 | } |
kohacraft | 1:cb28911c7ba5 | 124 | setContBus( CKV , 0 ); |
kohacraft | 0:e4c67c26ba3f | 125 | wait_us(10); |
kohacraft | 1:cb28911c7ba5 | 126 | setContBus( OE , 0 ); |
kohacraft | 0:e4c67c26ba3f | 127 | wait_us(330); |
kohacraft | 1:cb28911c7ba5 | 128 | setContBus( GMODE , 0 ); |
kohacraft | 0:e4c67c26ba3f | 129 | wait_us(130); |
kohacraft | 0:e4c67c26ba3f | 130 | |
kohacraft | 0:e4c67c26ba3f | 131 | } |
kohacraft | 0:e4c67c26ba3f | 132 | |
kohacraft | 0:e4c67c26ba3f | 133 | |
kohacraft | 1:cb28911c7ba5 | 134 | //trun off EDP |
kohacraft | 0:e4c67c26ba3f | 135 | void powerOff() |
kohacraft | 0:e4c67c26ba3f | 136 | { |
kohacraft | 1:cb28911c7ba5 | 137 | setDataBus( 0b00000000 ); |
kohacraft | 0:e4c67c26ba3f | 138 | |
kohacraft | 0:e4c67c26ba3f | 139 | setCL( 0 ); |
kohacraft | 1:cb28911c7ba5 | 140 | setContBus( LE , 0); |
kohacraft | 1:cb28911c7ba5 | 141 | setContBus( OE , 0); |
kohacraft | 1:cb28911c7ba5 | 142 | setContBus( NC10 , 0); |
kohacraft | 1:cb28911c7ba5 | 143 | setContBus( SPH , 0); |
kohacraft | 0:e4c67c26ba3f | 144 | |
kohacraft | 1:cb28911c7ba5 | 145 | setContBus( GMODE , 0); |
kohacraft | 1:cb28911c7ba5 | 146 | setContBus( SPV , 0); |
kohacraft | 1:cb28911c7ba5 | 147 | setContBus( CKV , 0); |
kohacraft | 0:e4c67c26ba3f | 148 | |
kohacraft | 1:cb28911c7ba5 | 149 | setContBus( EN , 1); |
kohacraft | 1:cb28911c7ba5 | 150 | |
kohacraft | 1:cb28911c7ba5 | 151 | return; |
kohacraft | 0:e4c67c26ba3f | 152 | |
kohacraft | 0:e4c67c26ba3f | 153 | } |
kohacraft | 0:e4c67c26ba3f | 154 | |
kohacraft | 1:cb28911c7ba5 | 155 | //turn on EDP |
kohacraft | 0:e4c67c26ba3f | 156 | void powerOn() |
kohacraft | 0:e4c67c26ba3f | 157 | { |
kohacraft | 1:cb28911c7ba5 | 158 | setContBus( EN , 0); |
kohacraft | 1:cb28911c7ba5 | 159 | wait_us(100); |
kohacraft | 1:cb28911c7ba5 | 160 | |
kohacraft | 1:cb28911c7ba5 | 161 | return; |
kohacraft | 0:e4c67c26ba3f | 162 | } |
kohacraft | 0:e4c67c26ba3f | 163 | |
kohacraft | 1:cb28911c7ba5 | 164 | //fill color |
kohacraft | 1:cb28911c7ba5 | 165 | //drawMode EDP_WHITE:white EDP_BLACK:black |
kohacraft | 1:cb28911c7ba5 | 166 | void clrDisp( char drawMode ) |
kohacraft | 0:e4c67c26ba3f | 167 | { |
kohacraft | 1:cb28911c7ba5 | 168 | char data; |
kohacraft | 1:cb28911c7ba5 | 169 | if( drawMode == EDP_WHITE) |
kohacraft | 1:cb28911c7ba5 | 170 | data = 0b01010101; //all pixels white |
kohacraft | 1:cb28911c7ba5 | 171 | else |
kohacraft | 1:cb28911c7ba5 | 172 | data = 0b10101010; //all pixels black |
kohacraft | 1:cb28911c7ba5 | 173 | |
kohacraft | 0:e4c67c26ba3f | 174 | pageStart(); |
kohacraft | 1:cb28911c7ba5 | 175 | for( int j=0 ; j<EDP_HEIGHT ; j++) |
kohacraft | 0:e4c67c26ba3f | 176 | { |
kohacraft | 0:e4c67c26ba3f | 177 | lineStart(); |
kohacraft | 1:cb28911c7ba5 | 178 | for( int i=0 ; i<EDP_WIDTH ; i+=4 ) |
kohacraft | 0:e4c67c26ba3f | 179 | { |
kohacraft | 1:cb28911c7ba5 | 180 | setDrawData( data ); |
kohacraft | 0:e4c67c26ba3f | 181 | } |
kohacraft | 0:e4c67c26ba3f | 182 | lineEnd(); |
kohacraft | 0:e4c67c26ba3f | 183 | |
kohacraft | 0:e4c67c26ba3f | 184 | } |
kohacraft | 0:e4c67c26ba3f | 185 | pageEnd(); |
kohacraft | 1:cb28911c7ba5 | 186 | |
kohacraft | 1:cb28911c7ba5 | 187 | return; |
kohacraft | 0:e4c67c26ba3f | 188 | } |
kohacraft | 0:e4c67c26ba3f | 189 | |
kohacraft | 1:cb28911c7ba5 | 190 | //draw 8pixels bmp data |
kohacraft | 1:cb28911c7ba5 | 191 | // data: (MSB)b0A b0B b1A b1B b2A b2B b3A bB3(LSB) |
kohacraft | 1:cb28911c7ba5 | 192 | // b0 b1 b2 b4:pixels |
kohacraft | 1:cb28911c7ba5 | 193 | // AB: 10:black 01:white 00:transparent |
kohacraft | 1:cb28911c7ba5 | 194 | // drawMode: EDP_BLACK draw black at black pixel and draw transparent at white pixel |
kohacraft | 1:cb28911c7ba5 | 195 | // EDP_WHITE draw white at white pixel and draw transparent at black pixel |
kohacraft | 1:cb28911c7ba5 | 196 | // EDP_BLACK_WHITE draw black at black pixel and draw white at white pixel |
kohacraft | 1:cb28911c7ba5 | 197 | void drowPixels( char data , char drawMode ) |
kohacraft | 0:e4c67c26ba3f | 198 | { |
kohacraft | 1:cb28911c7ba5 | 199 | char _data = 0; |
kohacraft | 1:cb28911c7ba5 | 200 | switch( drawMode ) |
kohacraft | 0:e4c67c26ba3f | 201 | { |
kohacraft | 1:cb28911c7ba5 | 202 | case EDP_BLACK : |
kohacraft | 1:cb28911c7ba5 | 203 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 204 | _data |= ((data&0x10)==0)<<7; |
kohacraft | 1:cb28911c7ba5 | 205 | _data |= ((data&0x20)==0)<<5; |
kohacraft | 1:cb28911c7ba5 | 206 | _data |= ((data&0x40)==0)<<3; |
kohacraft | 1:cb28911c7ba5 | 207 | _data |= ((data&0x80)==0)<<1; |
kohacraft | 1:cb28911c7ba5 | 208 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 209 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 210 | _data |= ((data&0x01)==0)<<7; |
kohacraft | 1:cb28911c7ba5 | 211 | _data |= ((data&0x02)==0)<<5; |
kohacraft | 1:cb28911c7ba5 | 212 | _data |= ((data&0x04)==0)<<3; |
kohacraft | 1:cb28911c7ba5 | 213 | _data |= ((data&0x08)==0)<<1; |
kohacraft | 1:cb28911c7ba5 | 214 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 215 | break; |
kohacraft | 1:cb28911c7ba5 | 216 | case EDP_WHITE : |
kohacraft | 1:cb28911c7ba5 | 217 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 218 | _data |= ((data&0x10)!=0)<<6; |
kohacraft | 1:cb28911c7ba5 | 219 | _data |= ((data&0x20)!=0)<<4; |
kohacraft | 1:cb28911c7ba5 | 220 | _data |= ((data&0x40)!=0)<<2; |
kohacraft | 1:cb28911c7ba5 | 221 | _data |= ((data&0x80)!=0); |
kohacraft | 1:cb28911c7ba5 | 222 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 223 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 224 | _data |= ((data&0x01)!=0)<<6; |
kohacraft | 1:cb28911c7ba5 | 225 | _data |= ((data&0x02)!=0)<<4; |
kohacraft | 1:cb28911c7ba5 | 226 | _data |= ((data&0x04)!=0)<<2; |
kohacraft | 1:cb28911c7ba5 | 227 | _data |= ((data&0x08)!=0); |
kohacraft | 1:cb28911c7ba5 | 228 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 229 | break; |
kohacraft | 1:cb28911c7ba5 | 230 | default : |
kohacraft | 1:cb28911c7ba5 | 231 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 232 | _data |= ((data&0x10)==0)<<7; |
kohacraft | 1:cb28911c7ba5 | 233 | _data |= ((data&0x10)!=0)<<6; |
kohacraft | 1:cb28911c7ba5 | 234 | _data |= ((data&0x20)==0)<<5; |
kohacraft | 1:cb28911c7ba5 | 235 | _data |= ((data&0x20)!=0)<<4; |
kohacraft | 1:cb28911c7ba5 | 236 | _data |= ((data&0x40)==0)<<3; |
kohacraft | 1:cb28911c7ba5 | 237 | _data |= ((data&0x40)!=0)<<2; |
kohacraft | 1:cb28911c7ba5 | 238 | _data |= ((data&0x80)==0)<<1; |
kohacraft | 1:cb28911c7ba5 | 239 | _data |= ((data&0x80)!=0); |
kohacraft | 1:cb28911c7ba5 | 240 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 241 | _data = 0; |
kohacraft | 1:cb28911c7ba5 | 242 | _data |= ((data&0x01)==0)<<7; |
kohacraft | 1:cb28911c7ba5 | 243 | _data |= ((data&0x01)!=0)<<6; |
kohacraft | 1:cb28911c7ba5 | 244 | _data |= ((data&0x02)==0)<<5; |
kohacraft | 1:cb28911c7ba5 | 245 | _data |= ((data&0x02)!=0)<<4; |
kohacraft | 1:cb28911c7ba5 | 246 | _data |= ((data&0x04)==0)<<3; |
kohacraft | 1:cb28911c7ba5 | 247 | _data |= ((data&0x04)!=0)<<2; |
kohacraft | 1:cb28911c7ba5 | 248 | _data |= ((data&0x08)==0)<<1; |
kohacraft | 1:cb28911c7ba5 | 249 | _data |= ((data&0x08)!=0); |
kohacraft | 1:cb28911c7ba5 | 250 | setDrawData( _data ); |
kohacraft | 1:cb28911c7ba5 | 251 | break; |
kohacraft | 0:e4c67c26ba3f | 252 | } |
kohacraft | 1:cb28911c7ba5 | 253 | |
kohacraft | 1:cb28911c7ba5 | 254 | return; |
kohacraft | 0:e4c67c26ba3f | 255 | } |
kohacraft | 0:e4c67c26ba3f | 256 | |
kohacraft | 1:cb28911c7ba5 | 257 | //display the bmp image to EDP |
kohacraft | 1:cb28911c7ba5 | 258 | // drawMode: EDP_BLACK draw black at black pixel and draw transparent at white pixel |
kohacraft | 1:cb28911c7ba5 | 259 | // EDP_WHITE draw white at white pixel and draw transparent at black pixel |
kohacraft | 1:cb28911c7ba5 | 260 | // EDP_BLACK_WHITE draw black at black pixel and draw white at white pixel |
kohacraft | 1:cb28911c7ba5 | 261 | void dispBmp(FILE *fp , char drawMode ) |
kohacraft | 0:e4c67c26ba3f | 262 | { |
kohacraft | 1:cb28911c7ba5 | 263 | bool paletteWhite = 0; //white palette number |
kohacraft | 1:cb28911c7ba5 | 264 | char bmpdata[EDP_WIDTH/8]; //data buffer for one line |
kohacraft | 1:cb28911c7ba5 | 265 | |
kohacraft | 1:cb28911c7ba5 | 266 | //confirm the filepointer is available |
kohacraft | 1:cb28911c7ba5 | 267 | if( fp == NULL ) |
kohacraft | 1:cb28911c7ba5 | 268 | { |
kohacraft | 1:cb28911c7ba5 | 269 | fclose(fp); |
kohacraft | 1:cb28911c7ba5 | 270 | free(fp); |
kohacraft | 1:cb28911c7ba5 | 271 | |
kohacraft | 1:cb28911c7ba5 | 272 | //unavailable |
kohacraft | 1:cb28911c7ba5 | 273 | clrDisp(EDP_WHITE); //fill white |
kohacraft | 1:cb28911c7ba5 | 274 | clrDisp(EDP_BLACK); //fill black |
kohacraft | 1:cb28911c7ba5 | 275 | clrDisp(EDP_WHITE); //fill white |
kohacraft | 1:cb28911c7ba5 | 276 | clrDisp(EDP_BLACK); //fill black |
kohacraft | 0:e4c67c26ba3f | 277 | |
kohacraft | 1:cb28911c7ba5 | 278 | return; |
kohacraft | 1:cb28911c7ba5 | 279 | } |
kohacraft | 1:cb28911c7ba5 | 280 | |
kohacraft | 1:cb28911c7ba5 | 281 | //get image wight anf height |
kohacraft | 1:cb28911c7ba5 | 282 | unsigned int bmpWidth , bmpHeight; |
kohacraft | 1:cb28911c7ba5 | 283 | fseek(fp, 18 , SEEK_SET);//to xsize |
kohacraft | 1:cb28911c7ba5 | 284 | fread( &bmpWidth , sizeof(unsigned int) , 1 , fp); |
kohacraft | 1:cb28911c7ba5 | 285 | fread( &bmpHeight , sizeof(unsigned int) , 1 , fp); |
kohacraft | 1:cb28911c7ba5 | 286 | if( bmpWidth != EDP_WIDTH || bmpHeight != EDP_HEIGHT ) |
kohacraft | 1:cb28911c7ba5 | 287 | { |
kohacraft | 1:cb28911c7ba5 | 288 | fclose(fp); |
kohacraft | 1:cb28911c7ba5 | 289 | free(fp); |
kohacraft | 1:cb28911c7ba5 | 290 | |
kohacraft | 1:cb28911c7ba5 | 291 | //not match size with EDP |
kohacraft | 1:cb28911c7ba5 | 292 | clrDisp(EDP_WHITE); //fill white |
kohacraft | 1:cb28911c7ba5 | 293 | clrDisp(EDP_BLACK); //fill black |
kohacraft | 1:cb28911c7ba5 | 294 | clrDisp(EDP_WHITE); //fill white |
kohacraft | 0:e4c67c26ba3f | 295 | |
kohacraft | 1:cb28911c7ba5 | 296 | return; |
kohacraft | 1:cb28911c7ba5 | 297 | } |
kohacraft | 1:cb28911c7ba5 | 298 | |
kohacraft | 1:cb28911c7ba5 | 299 | //get palette data |
kohacraft | 1:cb28911c7ba5 | 300 | unsigned char paletteTemp[8]; |
kohacraft | 1:cb28911c7ba5 | 301 | fseek(fp, 54 , SEEK_SET);//bitmap headder throw |
kohacraft | 1:cb28911c7ba5 | 302 | fread( paletteTemp , sizeof(char) , 8 , fp); |
kohacraft | 1:cb28911c7ba5 | 303 | int palette0 = (int)paletteTemp[0]+(int)paletteTemp[1]+(int)paletteTemp[2]; |
kohacraft | 1:cb28911c7ba5 | 304 | int palette1 = (int)paletteTemp[4]+(int)paletteTemp[5]+(int)paletteTemp[6]; |
kohacraft | 1:cb28911c7ba5 | 305 | if( palette0 > palette1 ) //select white palette number,witch the braightest palette |
kohacraft | 1:cb28911c7ba5 | 306 | paletteWhite = 0; // |
kohacraft | 1:cb28911c7ba5 | 307 | else |
kohacraft | 1:cb28911c7ba5 | 308 | paletteWhite = 1; // |
kohacraft | 1:cb28911c7ba5 | 309 | |
kohacraft | 1:cb28911c7ba5 | 310 | //skip to image data |
kohacraft | 1:cb28911c7ba5 | 311 | unsigned int dataOffset; |
kohacraft | 1:cb28911c7ba5 | 312 | fseek(fp, 10 , SEEK_SET); |
kohacraft | 1:cb28911c7ba5 | 313 | fread( &dataOffset , sizeof(unsigned int) , 1 , fp); |
kohacraft | 1:cb28911c7ba5 | 314 | fseek(fp, dataOffset , SEEK_SET); |
kohacraft | 1:cb28911c7ba5 | 315 | |
kohacraft | 1:cb28911c7ba5 | 316 | //dwar bmp data to EDP |
kohacraft | 1:cb28911c7ba5 | 317 | pageStart(); |
kohacraft | 1:cb28911c7ba5 | 318 | for( int j=0 ; j<EDP_HEIGHT ; j++) |
kohacraft | 1:cb28911c7ba5 | 319 | { |
kohacraft | 1:cb28911c7ba5 | 320 | //read for one line and chage to bit for white is 1 and black is 0 |
kohacraft | 1:cb28911c7ba5 | 321 | fread( &bmpdata , sizeof(char) , EDP_WIDTH/8 , fp); |
kohacraft | 1:cb28911c7ba5 | 322 | if( paletteWhite == 0 ) |
kohacraft | 0:e4c67c26ba3f | 323 | { |
kohacraft | 1:cb28911c7ba5 | 324 | for( int i=0 ; i<EDP_WIDTH/8 ; i++ ) |
kohacraft | 1:cb28911c7ba5 | 325 | bmpdata[i] = ~bmpdata[i]; |
kohacraft | 0:e4c67c26ba3f | 326 | } |
kohacraft | 1:cb28911c7ba5 | 327 | |
kohacraft | 1:cb28911c7ba5 | 328 | lineStart(); |
kohacraft | 1:cb28911c7ba5 | 329 | for( int i=0 ; i<EDP_WIDTH ; i+=8 ) |
kohacraft | 0:e4c67c26ba3f | 330 | { |
kohacraft | 1:cb28911c7ba5 | 331 | drowPixels(bmpdata[i/8],drawMode); |
kohacraft | 0:e4c67c26ba3f | 332 | } |
kohacraft | 1:cb28911c7ba5 | 333 | lineEnd(); |
kohacraft | 1:cb28911c7ba5 | 334 | |
kohacraft | 1:cb28911c7ba5 | 335 | } |
kohacraft | 1:cb28911c7ba5 | 336 | pageEnd(); |
kohacraft | 1:cb28911c7ba5 | 337 | |
kohacraft | 1:cb28911c7ba5 | 338 | return; |
kohacraft | 0:e4c67c26ba3f | 339 | } |
kohacraft | 0:e4c67c26ba3f | 340 |