diff options
Diffstat (limited to 'keyboards/sol/common/ssd1306.c')
| -rw-r--r-- | keyboards/sol/common/ssd1306.c | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/keyboards/sol/common/ssd1306.c b/keyboards/sol/common/ssd1306.c deleted file mode 100644 index b3e55a67c..000000000 --- a/keyboards/sol/common/ssd1306.c +++ /dev/null | |||
| @@ -1,329 +0,0 @@ | |||
| 1 | #ifdef SSD1306OLED | ||
| 2 | |||
| 3 | #include "ssd1306.h" | ||
| 4 | #include "i2c.h" | ||
| 5 | #include <string.h> | ||
| 6 | #include "print.h" | ||
| 7 | #ifndef LOCAL_GLCDFONT | ||
| 8 | #include "common/glcdfont.c" | ||
| 9 | #else | ||
| 10 | #include <helixfont.h> | ||
| 11 | #endif | ||
| 12 | #ifdef ADAFRUIT_BLE_ENABLE | ||
| 13 | #include "adafruit_ble.h" | ||
| 14 | #endif | ||
| 15 | #ifdef PROTOCOL_LUFA | ||
| 16 | #include "lufa.h" | ||
| 17 | #endif | ||
| 18 | #include "sendchar.h" | ||
| 19 | #include "timer.h" | ||
| 20 | |||
| 21 | // Set this to 1 to help diagnose early startup problems | ||
| 22 | // when testing power-on with ble. Turn it off otherwise, | ||
| 23 | // as the latency of printing most of the debug info messes | ||
| 24 | // with the matrix scan, causing keys to drop. | ||
| 25 | #define DEBUG_TO_SCREEN 0 | ||
| 26 | |||
| 27 | //static uint16_t last_battery_update; | ||
| 28 | //static uint32_t vbat; | ||
| 29 | //#define BatteryUpdateInterval 10000 /* milliseconds */ | ||
| 30 | #define ScreenOffInterval 300000 /* milliseconds */ | ||
| 31 | #if DEBUG_TO_SCREEN | ||
| 32 | static uint8_t displaying; | ||
| 33 | #endif | ||
| 34 | static uint16_t last_flush; | ||
| 35 | |||
| 36 | // Write command sequence. | ||
| 37 | // Returns true on success. | ||
| 38 | static inline bool _send_cmd1(uint8_t cmd) { | ||
| 39 | bool res = false; | ||
| 40 | |||
| 41 | if (i2c_start_write(SSD1306_ADDRESS)) { | ||
| 42 | xprintf("failed to start write to %d\n", SSD1306_ADDRESS); | ||
| 43 | goto done; | ||
| 44 | } | ||
| 45 | |||
| 46 | if (i2c_master_write(0x0 /* command byte follows */)) { | ||
| 47 | print("failed to write control byte\n"); | ||
| 48 | |||
| 49 | goto done; | ||
| 50 | } | ||
| 51 | |||
| 52 | if (i2c_master_write(cmd)) { | ||
| 53 | xprintf("failed to write command %d\n", cmd); | ||
| 54 | goto done; | ||
| 55 | } | ||
| 56 | res = true; | ||
| 57 | done: | ||
| 58 | i2c_master_stop(); | ||
| 59 | return res; | ||
| 60 | } | ||
| 61 | |||
| 62 | // Write 2-byte command sequence. | ||
| 63 | // Returns true on success | ||
| 64 | static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) { | ||
| 65 | if (!_send_cmd1(cmd)) { | ||
| 66 | return false; | ||
| 67 | } | ||
| 68 | return _send_cmd1(opr); | ||
| 69 | } | ||
| 70 | |||
| 71 | // Write 3-byte command sequence. | ||
| 72 | // Returns true on success | ||
| 73 | static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) { | ||
| 74 | if (!_send_cmd1(cmd)) { | ||
| 75 | return false; | ||
| 76 | } | ||
| 77 | if (!_send_cmd1(opr1)) { | ||
| 78 | return false; | ||
| 79 | } | ||
| 80 | return _send_cmd1(opr2); | ||
| 81 | } | ||
| 82 | |||
| 83 | #define send_cmd1(c) if (!_send_cmd1(c)) {goto done;} | ||
| 84 | #define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;} | ||
| 85 | #define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;} | ||
| 86 | |||
| 87 | static void clear_display(void) { | ||
| 88 | matrix_clear(&display); | ||
| 89 | |||
| 90 | // Clear all of the display bits (there can be random noise | ||
| 91 | // in the RAM on startup) | ||
| 92 | send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1); | ||
| 93 | send_cmd3(ColumnAddr, 0, DisplayWidth - 1); | ||
| 94 | |||
| 95 | if (i2c_start_write(SSD1306_ADDRESS)) { | ||
| 96 | goto done; | ||
| 97 | } | ||
| 98 | if (i2c_master_write(0x40)) { | ||
| 99 | // Data mode | ||
| 100 | goto done; | ||
| 101 | } | ||
| 102 | for (uint8_t row = 0; row < MatrixRows; ++row) { | ||
| 103 | for (uint8_t col = 0; col < DisplayWidth; ++col) { | ||
| 104 | i2c_master_write(0); | ||
| 105 | } | ||
| 106 | } | ||
| 107 | |||
| 108 | display.dirty = false; | ||
| 109 | |||
| 110 | done: | ||
| 111 | i2c_master_stop(); | ||
| 112 | } | ||
| 113 | |||
| 114 | #if DEBUG_TO_SCREEN | ||
| 115 | #undef sendchar | ||
| 116 | static int8_t capture_sendchar(uint8_t c) { | ||
| 117 | sendchar(c); | ||
| 118 | iota_gfx_write_char(c); | ||
| 119 | |||
| 120 | if (!displaying) { | ||
| 121 | iota_gfx_flush(); | ||
| 122 | } | ||
| 123 | return 0; | ||
| 124 | } | ||
| 125 | #endif | ||
| 126 | |||
| 127 | bool iota_gfx_init(bool rotate) { | ||
| 128 | bool success = false; | ||
| 129 | |||
| 130 | i2c_master_init(); | ||
| 131 | send_cmd1(DisplayOff); | ||
| 132 | send_cmd2(SetDisplayClockDiv, 0x80); | ||
| 133 | send_cmd2(SetMultiPlex, DisplayHeight - 1); | ||
| 134 | |||
| 135 | send_cmd2(SetDisplayOffset, 0); | ||
| 136 | |||
| 137 | |||
| 138 | send_cmd1(SetStartLine | 0x0); | ||
| 139 | send_cmd2(SetChargePump, 0x14 /* Enable */); | ||
| 140 | send_cmd2(SetMemoryMode, 0 /* horizontal addressing */); | ||
| 141 | |||
| 142 | if(rotate){ | ||
| 143 | // the following Flip the display orientation 180 degrees | ||
| 144 | send_cmd1(SegRemap); | ||
| 145 | send_cmd1(ComScanInc); | ||
| 146 | }else{ | ||
| 147 | // Flips the display orientation 0 degrees | ||
| 148 | send_cmd1(SegRemap | 0x1); | ||
| 149 | send_cmd1(ComScanDec); | ||
| 150 | } | ||
| 151 | |||
| 152 | send_cmd2(SetComPins, 0x2); | ||
| 153 | send_cmd2(SetContrast, 0x8f); | ||
| 154 | send_cmd2(SetPreCharge, 0xf1); | ||
| 155 | send_cmd2(SetVComDetect, 0x40); | ||
| 156 | send_cmd1(DisplayAllOnResume); | ||
| 157 | send_cmd1(NormalDisplay); | ||
| 158 | send_cmd1(DeActivateScroll); | ||
| 159 | send_cmd1(DisplayOn); | ||
| 160 | |||
| 161 | send_cmd2(SetContrast, 0); // Dim | ||
| 162 | |||
| 163 | clear_display(); | ||
| 164 | |||
| 165 | success = true; | ||
| 166 | |||
| 167 | iota_gfx_flush(); | ||
| 168 | |||
| 169 | #if DEBUG_TO_SCREEN | ||
| 170 | print_set_sendchar(capture_sendchar); | ||
| 171 | #endif | ||
| 172 | |||
| 173 | done: | ||
| 174 | return success; | ||
| 175 | } | ||
| 176 | |||
| 177 | bool iota_gfx_off(void) { | ||
| 178 | bool success = false; | ||
| 179 | |||
| 180 | send_cmd1(DisplayOff); | ||
| 181 | success = true; | ||
| 182 | |||
| 183 | done: | ||
| 184 | return success; | ||
| 185 | } | ||
| 186 | |||
| 187 | bool iota_gfx_on(void) { | ||
| 188 | bool success = false; | ||
| 189 | |||
| 190 | send_cmd1(DisplayOn); | ||
| 191 | success = true; | ||
| 192 | |||
| 193 | done: | ||
| 194 | return success; | ||
| 195 | } | ||
| 196 | |||
| 197 | void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) { | ||
| 198 | *matrix->cursor = c; | ||
| 199 | ++matrix->cursor; | ||
| 200 | |||
| 201 | if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) { | ||
| 202 | // We went off the end; scroll the display upwards by one line | ||
| 203 | memmove(&matrix->display[0], &matrix->display[1], | ||
| 204 | MatrixCols * (MatrixRows - 1)); | ||
| 205 | matrix->cursor = &matrix->display[MatrixRows - 1][0]; | ||
| 206 | memset(matrix->cursor, ' ', MatrixCols); | ||
| 207 | } | ||
| 208 | } | ||
| 209 | |||
| 210 | void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) { | ||
| 211 | matrix->dirty = true; | ||
| 212 | |||
| 213 | if (c == '\n') { | ||
| 214 | // Clear to end of line from the cursor and then move to the | ||
| 215 | // start of the next line | ||
| 216 | uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols; | ||
| 217 | |||
| 218 | while (cursor_col++ < MatrixCols) { | ||
| 219 | matrix_write_char_inner(matrix, ' '); | ||
| 220 | } | ||
| 221 | return; | ||
| 222 | } | ||
| 223 | |||
| 224 | matrix_write_char_inner(matrix, c); | ||
| 225 | } | ||
| 226 | |||
| 227 | void iota_gfx_write_char(uint8_t c) { | ||
| 228 | matrix_write_char(&display, c); | ||
| 229 | } | ||
| 230 | |||
| 231 | void matrix_write(struct CharacterMatrix *matrix, const char *data) { | ||
| 232 | const char *end = data + strlen(data); | ||
| 233 | while (data < end) { | ||
| 234 | matrix_write_char(matrix, *data); | ||
| 235 | ++data; | ||
| 236 | } | ||
| 237 | } | ||
| 238 | |||
| 239 | void iota_gfx_write(const char *data) { | ||
| 240 | matrix_write(&display, data); | ||
| 241 | } | ||
| 242 | |||
| 243 | void matrix_write_P(struct CharacterMatrix *matrix, const char *data) { | ||
| 244 | while (true) { | ||
| 245 | uint8_t c = pgm_read_byte(data); | ||
| 246 | if (c == 0) { | ||
| 247 | return; | ||
| 248 | } | ||
| 249 | matrix_write_char(matrix, c); | ||
| 250 | ++data; | ||
| 251 | } | ||
| 252 | } | ||
| 253 | |||
| 254 | void iota_gfx_write_P(const char *data) { | ||
| 255 | matrix_write_P(&display, data); | ||
| 256 | } | ||
| 257 | |||
| 258 | void matrix_clear(struct CharacterMatrix *matrix) { | ||
| 259 | memset(matrix->display, ' ', sizeof(matrix->display)); | ||
| 260 | matrix->cursor = &matrix->display[0][0]; | ||
| 261 | matrix->dirty = true; | ||
| 262 | } | ||
| 263 | |||
| 264 | void iota_gfx_clear_screen(void) { | ||
| 265 | matrix_clear(&display); | ||
| 266 | } | ||
| 267 | |||
| 268 | void matrix_render(struct CharacterMatrix *matrix) { | ||
| 269 | last_flush = timer_read(); | ||
| 270 | iota_gfx_on(); | ||
| 271 | #if DEBUG_TO_SCREEN | ||
| 272 | ++displaying; | ||
| 273 | #endif | ||
| 274 | |||
| 275 | // Move to the home position | ||
| 276 | send_cmd3(PageAddr, 0, MatrixRows - 1); | ||
| 277 | send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1); | ||
| 278 | |||
| 279 | if (i2c_start_write(SSD1306_ADDRESS)) { | ||
| 280 | goto done; | ||
| 281 | } | ||
| 282 | if (i2c_master_write(0x40)) { | ||
| 283 | // Data mode | ||
| 284 | goto done; | ||
| 285 | } | ||
| 286 | |||
| 287 | for (uint8_t row = 0; row < MatrixRows; ++row) { | ||
| 288 | for (uint8_t col = 0; col < MatrixCols; ++col) { | ||
| 289 | const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth); | ||
| 290 | |||
| 291 | for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) { | ||
| 292 | uint8_t colBits = pgm_read_byte(glyph + glyphCol); | ||
| 293 | i2c_master_write(colBits); | ||
| 294 | } | ||
| 295 | |||
| 296 | // 1 column of space between chars (it's not included in the glyph) | ||
| 297 | //i2c_master_write(0); | ||
| 298 | } | ||
| 299 | } | ||
| 300 | |||
| 301 | matrix->dirty = false; | ||
| 302 | |||
| 303 | done: | ||
| 304 | i2c_master_stop(); | ||
| 305 | #if DEBUG_TO_SCREEN | ||
| 306 | --displaying; | ||
| 307 | #endif | ||
| 308 | } | ||
| 309 | |||
| 310 | void iota_gfx_flush(void) { | ||
| 311 | matrix_render(&display); | ||
| 312 | } | ||
| 313 | |||
| 314 | __attribute__ ((weak)) | ||
| 315 | void iota_gfx_task_user(void) { | ||
| 316 | } | ||
| 317 | |||
| 318 | void iota_gfx_task(void) { | ||
| 319 | iota_gfx_task_user(); | ||
| 320 | |||
| 321 | if (display.dirty) { | ||
| 322 | iota_gfx_flush(); | ||
| 323 | } | ||
| 324 | |||
| 325 | if (timer_elapsed(last_flush) > ScreenOffInterval) { | ||
| 326 | iota_gfx_off(); | ||
| 327 | } | ||
| 328 | } | ||
| 329 | #endif | ||
