Mercurial > hp34970-firmware / file comparison
comparison: lib/unigraphic/SSD1322.cpp
lib/unigraphic/SSD1322.cpp
- changeset 6
- 8cb67d7afd79
- parent 5
- f1c85c2500f2
- child 7
- 5cf4034ba4e0
equal
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replaced
| 5:f1c85c2500f2 | 6:8cb67d7afd79 |
|---|---|
| 335 return (buffer[(x + page*screensize_X)]); // = (buffer[(x + page*screensize_X)] & ~(mask<<(pos*_BPP))) | ((color&mask)<<(pos*_BPP)); | 335 return (buffer[(x + page*screensize_X)]); // = (buffer[(x + page*screensize_X)] & ~(mask<<(pos*_BPP))) | ((color&mask)<<(pos*_BPP)); |
| 336 } | 336 } |
| 337 | 337 |
| 338 | 338 |
| 339 | 339 |
| 340 // Set row address 0~32 | 340 // Set row address 0~64 |
| 341 void SSD1322::set_row_address(unsigned char add) | 341 void SSD1322::set_row_address(unsigned char start_row, unsigned char end_row) |
| 342 { | 342 { |
| 343 wr_cmd8(SSD1322_CMD_SET_ROW_ADDR); | 343 wr_cmd8(SSD1322_CMD_SET_ROW_ADDR); |
| 344 add &= 0x3F; | 344 start_row &= 0x3F; |
| 345 wr_data8(add); | 345 wr_data8(start_row); |
| 346 wr_data8(0x3F); | 346 end_row &= 0x3F; |
| 347 wr_data8(end_row); | |
| 347 } | 348 } |
| 348 | 349 |
| 349 // Set col address 0~64 for Gray mode) | 350 // Set col address 0~64 for Gray mode) |
| 350 void SSD1322::set_column_address(unsigned char add) | 351 void SSD1322::set_column_address(unsigned char start_col, unsigned char end_col) |
| 351 { | 352 { |
| 352 wr_cmd8(SSD1322_CMD_SET_COLUMN_ADDR); | 353 wr_cmd8(SSD1322_CMD_SET_COLUMN_ADDR); |
| 353 add &= 0x3F; | 354 start_col = (start_col & 0x3F) + 0x1C; |
| 354 wr_data8(0x1c+add); // where does this 0x1C (28) comes from??? | 355 wr_data8(start_col); // where does this 0x1C (28) comes from??? |
| 355 wr_data8(0x5b); // this 0x5B (91) seems 28+64 (-1) | 356 end_col = (end_col & 0x3F) + 0x1C; |
| 357 wr_data8(end_col); | |
| 356 } | 358 } |
| 357 | 359 |
| 358 void SSD1322::copy_to_lcd(void) | 360 void SSD1322::copy_to_lcd(void) |
| 359 { | 361 { |
| 360 unsigned int i; | 362 unsigned int i; |
| 366 i = 0; | 368 i = 0; |
| 367 wr_cmd8(SSD1322_CMD_WRITE_RAM); | 369 wr_cmd8(SSD1322_CMD_WRITE_RAM); |
| 368 for(y=0; y<64; y++) | 370 for(y=0; y<64; y++) |
| 369 for(x=0; x<128; x++) | 371 for(x=0; x<128; x++) |
| 370 wr_data8(buffer[i++]); | 372 wr_data8(buffer[i++]); |
| 373 } | |
| 374 | |
| 375 void SSD1322::copy_to_lcd(unsigned char from_col, unsigned char to_col, | |
| 376 unsigned char from_row, unsigned char to_row) | |
| 377 { | |
| 378 unsigned char x, y; | |
| 379 | |
| 380 set_row_address(from_row, to_row); | |
| 381 set_column_address(from_col, to_col); | |
| 382 | |
| 383 wr_cmd8(SSD1322_CMD_WRITE_RAM); | |
| 384 for(y=from_row; y<=to_row; y++) { | |
| 385 for(x=from_col; x<=to_col; x++) { | |
| 386 wr_data8(buffer[y*128 + 2*x]); | |
| 387 wr_data8(buffer[y*128 + 2*x + 1]); | |
| 388 } | |
| 389 } | |
| 371 } | 390 } |
| 372 | 391 |
| 373 unsigned long SSD1322::buffaddr(unsigned int i) | 392 unsigned long SSD1322::buffaddr(unsigned int i) |
| 374 { | 393 { |
| 375 return (unsigned long) &(buffer[i]); | 394 return (unsigned long) &(buffer[i]); |
