diff options
Diffstat (limited to 'drivers/oled')
| -rw-r--r-- | drivers/oled/glcdfont.c | 241 | ||||
| -rw-r--r-- | drivers/oled/oled_driver.c | 801 | ||||
| -rw-r--r-- | drivers/oled/oled_driver.h | 206 |
3 files changed, 507 insertions, 741 deletions
diff --git a/drivers/oled/glcdfont.c b/drivers/oled/glcdfont.c index 8b969057e5..95c5d2ebf4 100644 --- a/drivers/oled/glcdfont.c +++ b/drivers/oled/glcdfont.c @@ -1,240 +1,25 @@ #pragma once #ifdef __AVR__ - #include <avr/io.h> - #include <avr/pgmspace.h> +# include <avr/io.h> +# include <avr/pgmspace.h> #elif defined(ESP8266) - #include <pgmspace.h> +# include <pgmspace.h> #else - #define PROGMEM +# define PROGMEM #endif // Helidox 8x6 font with QMK Firmware Logo // Online editor: http://teripom.x0.com/ static const unsigned char font[] PROGMEM = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00, - 0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00, - 0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00, - 0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00, - 0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00, - 0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00, - 0x00, 0x18, 0x3C, 0x18, 0x00, 0x00, - 0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00, - 0x00, 0x18, 0x24, 0x18, 0x00, 0x00, - 0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00, - 0x30, 0x48, 0x3A, 0x06, 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If not, see <http://www.gnu.org/licenses/>. #include <string.h> #if defined(__AVR__) - #include <avr/io.h> - #include <avr/pgmspace.h> +# include <avr/io.h> +# include <avr/pgmspace.h> #elif defined(ESP8266) - #include <pgmspace.h> -#else // defined(ESP8266) - #define PROGMEM - #define memcpy_P(des, src, len) memcpy(des, src, len) -#endif // defined(__AVR__) +# include <pgmspace.h> +#else // defined(ESP8266) +# define PROGMEM +# define memcpy_P(des, src, len) memcpy(des, src, len) +#endif // defined(__AVR__) // Used commands from spec sheet: https://cdn-shop.adafruit.com/datasheets/SSD1306.pdf // for SH1106: https://www.velleman.eu/downloads/29/infosheets/sh1106_datasheet.pdf // Fundamental Commands -#define CONTRAST 0x81 -#define DISPLAY_ALL_ON 0xA5 -#define DISPLAY_ALL_ON_RESUME 0xA4 -#define NORMAL_DISPLAY 0xA6 -#define DISPLAY_ON 0xAF -#define DISPLAY_OFF 0xAE -#define NOP 0xE3 +#define CONTRAST 0x81 +#define DISPLAY_ALL_ON 0xA5 +#define DISPLAY_ALL_ON_RESUME 0xA4 +#define NORMAL_DISPLAY 0xA6 +#define DISPLAY_ON 0xAF +#define DISPLAY_OFF 0xAE +#define NOP 0xE3 // Scrolling Commands -#define ACTIVATE_SCROLL 0x2F -#define DEACTIVATE_SCROLL 0x2E -#define SCROLL_RIGHT 0x26 -#define SCROLL_LEFT 0x27 -#define SCROLL_RIGHT_UP 0x29 -#define SCROLL_LEFT_UP 0x2A +#define ACTIVATE_SCROLL 0x2F +#define DEACTIVATE_SCROLL 0x2E +#define SCROLL_RIGHT 0x26 +#define SCROLL_LEFT 0x27 +#define SCROLL_RIGHT_UP 0x29 +#define SCROLL_LEFT_UP 0x2A // Addressing Setting Commands -#define MEMORY_MODE 0x20 -#define COLUMN_ADDR 0x21 -#define PAGE_ADDR 0x22 -#define PAM_SETCOLUMN_LSB 0x00 -#define PAM_SETCOLUMN_MSB 0x10 -#define PAM_PAGE_ADDR 0xB0 // 0xb0 -- 0xb7 +#define MEMORY_MODE 0x20 +#define COLUMN_ADDR 0x21 +#define PAGE_ADDR 0x22 +#define PAM_SETCOLUMN_LSB 0x00 +#define PAM_SETCOLUMN_MSB 0x10 +#define PAM_PAGE_ADDR 0xB0 // 0xb0 -- 0xb7 // Hardware Configuration Commands -#define DISPLAY_START_LINE 0x40 -#define SEGMENT_REMAP 0xA0 -#define SEGMENT_REMAP_INV 0xA1 -#define MULTIPLEX_RATIO 0xA8 -#define COM_SCAN_INC 0xC0 -#define COM_SCAN_DEC 0xC8 -#define DISPLAY_OFFSET 0xD3 -#define COM_PINS 0xDA -#define COM_PINS_SEQ 0x02 -#define COM_PINS_ALT 0x12 -#define COM_PINS_SEQ_LR 0x22 -#define COM_PINS_ALT_LR 0x32 +#define DISPLAY_START_LINE 0x40 +#define SEGMENT_REMAP 0xA0 +#define SEGMENT_REMAP_INV 0xA1 +#define MULTIPLEX_RATIO 0xA8 +#define COM_SCAN_INC 0xC0 +#define COM_SCAN_DEC 0xC8 +#define DISPLAY_OFFSET 0xD3 +#define COM_PINS 0xDA +#define COM_PINS_SEQ 0x02 +#define COM_PINS_ALT 0x12 +#define COM_PINS_SEQ_LR 0x22 +#define COM_PINS_ALT_LR 0x32 // Timing & Driving Commands -#define DISPLAY_CLOCK 0xD5 -#define PRE_CHARGE_PERIOD 0xD9 -#define VCOM_DETECT 0xDB +#define DISPLAY_CLOCK 0xD5 +#define PRE_CHARGE_PERIOD 0xD9 +#define VCOM_DETECT 0xDB // Charge Pump Commands -#define CHARGE_PUMP 0x8D +#define CHARGE_PUMP 0x8D // Misc defines #define OLED_TIMEOUT 60000 @@ -91,12 +91,12 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #define I2C_CMD 0x00 #define I2C_DATA 0x40 #if defined(__AVR__) - // already defined on ARM - #define I2C_TIMEOUT 100 - #define I2C_TRANSMIT_P(data) i2c_transmit_P((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT) -#else // defined(__AVR__) - #define I2C_TRANSMIT_P(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT) -#endif // defined(__AVR__) +// already defined on ARM +# define I2C_TIMEOUT 100 +# define I2C_TRANSMIT_P(data) i2c_transmit_P((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT) +#else // defined(__AVR__) +# define I2C_TRANSMIT_P(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT) +#endif // defined(__AVR__) #define I2C_TRANSMIT(data) i2c_transmit((OLED_DISPLAY_ADDRESS << 1), &data[0], sizeof(data), I2C_TIMEOUT) #define I2C_WRITE_REG(mode, data, size) i2c_writeReg((OLED_DISPLAY_ADDRESS << 1), mode, data, size, I2C_TIMEOUT) @@ -106,19 +106,19 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. // this is so we don't end up with rounding errors with // parts of the display unusable or don't get cleared correctly // and also allows for drawing & inverting -uint8_t oled_buffer[OLED_MATRIX_SIZE]; -uint8_t* oled_cursor; -OLED_BLOCK_TYPE oled_dirty = 0; -bool oled_initialized = false; -bool oled_active = false; -bool oled_scrolling = false; -uint8_t oled_rotation = 0; -uint8_t oled_rotation_width = 0; +uint8_t oled_buffer[OLED_MATRIX_SIZE]; +uint8_t * oled_cursor; +OLED_BLOCK_TYPE oled_dirty = 0; +bool oled_initialized = false; +bool oled_active = false; +bool oled_scrolling = false; +uint8_t oled_rotation = 0; +uint8_t oled_rotation_width = 0; #if OLED_TIMEOUT > 0 - uint32_t oled_timeout; +uint32_t oled_timeout; #endif #if OLED_SCROLL_TIMEOUT > 0 - uint32_t oled_scroll_timeout; +uint32_t oled_scroll_timeout; #endif // Internal variables to reduce math instructions @@ -126,468 +126,445 @@ uint8_t oled_rotation_width = 0; #if defined(__AVR__) // identical to i2c_transmit, but for PROGMEM since all initialization is in PROGMEM arrays currently // probably should move this into i2c_master... -static i2c_status_t i2c_transmit_P(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout) { - i2c_status_t status = i2c_start(address | I2C_WRITE, timeout); +static i2c_status_t i2c_transmit_P(uint8_t address, const uint8_t *data, uint16_t length, uint16_t timeout) { + i2c_status_t status = i2c_start(address | I2C_WRITE, timeout); - for (uint16_t i = 0; i < length && status >= 0; i++) { - status = i2c_write(pgm_read_byte((const char*)data++), timeout); - if (status) break; - } + for (uint16_t i = 0; i < length && status >= 0; i++) { + status = i2c_write(pgm_read_byte((const char *)data++), timeout); + if (status) break; + } - i2c_stop(); + i2c_stop(); - return status; + return status; } #endif // Flips the rendering bits for a character at the current cursor position -static void InvertCharacter(uint8_t *cursor) -{ - const uint8_t *end = cursor + OLED_FONT_WIDTH; - while (cursor < end) { - *cursor = ~(*cursor); - cursor++; - } +static void InvertCharacter(uint8_t *cursor) { + const uint8_t *end = cursor + OLED_FONT_WIDTH; + while (cursor < end) { + *cursor = ~(*cursor); + cursor++; + } } bool oled_init(uint8_t rotation) { - oled_rotation = oled_init_user(rotation); - if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { - oled_rotation_width = OLED_DISPLAY_WIDTH; - } else { - oled_rotation_width = OLED_DISPLAY_HEIGHT; - } - i2c_init(); - - static const uint8_t PROGMEM display_setup1[] = { - I2C_CMD, - DISPLAY_OFF, - DISPLAY_CLOCK, 0x80, - MULTIPLEX_RATIO, OLED_DISPLAY_HEIGHT - 1, - DISPLAY_OFFSET, 0x00, - DISPLAY_START_LINE | 0x00, - CHARGE_PUMP, 0x14, + oled_rotation = oled_init_user(rotation); + if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { + oled_rotation_width = OLED_DISPLAY_WIDTH; + } else { + oled_rotation_width = OLED_DISPLAY_HEIGHT; + } + i2c_init(); + + static const uint8_t PROGMEM display_setup1[] = { + I2C_CMD, + DISPLAY_OFF, + DISPLAY_CLOCK, + 0x80, + MULTIPLEX_RATIO, + OLED_DISPLAY_HEIGHT - 1, + DISPLAY_OFFSET, + 0x00, + DISPLAY_START_LINE | 0x00, + CHARGE_PUMP, + 0x14, #if (OLED_IC != OLED_IC_SH1106) - // MEMORY_MODE is unsupported on SH1106 (Page Addressing only) - MEMORY_MODE, 0x00, // Horizontal addressing mode + // MEMORY_MODE is unsupported on SH1106 (Page Addressing only) + MEMORY_MODE, + 0x00, // Horizontal addressing mode #endif - }; - if (I2C_TRANSMIT_P(display_setup1) != I2C_STATUS_SUCCESS) { - print("oled_init cmd set 1 failed\n"); - return false; - } - - if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_180)) { - static const uint8_t PROGMEM display_normal[] = { - I2C_CMD, - SEGMENT_REMAP_INV, - COM_SCAN_DEC }; - if (I2C_TRANSMIT_P(display_normal) != I2C_STATUS_SUCCESS) { - print("oled_init cmd normal rotation failed\n"); - return false; - } - } else { - static const uint8_t PROGMEM display_flipped[] = { - I2C_CMD, - SEGMENT_REMAP, - COM_SCAN_INC }; - if (I2C_TRANSMIT_P(display_flipped) != I2C_STATUS_SUCCESS) { - print("display_flipped failed\n"); - return false; - } - } - - static const uint8_t PROGMEM display_setup2[] = { - I2C_CMD, - COM_PINS, OLED_COM_PINS, - CONTRAST, 0x8F, - PRE_CHARGE_PERIOD, 0xF1, - VCOM_DETECT, 0x40, - DISPLAY_ALL_ON_RESUME, - NORMAL_DISPLAY, - DEACTIVATE_SCROLL, - DISPLAY_ON }; - if (I2C_TRANSMIT_P(display_setup2) != I2C_STATUS_SUCCESS) { - print("display_setup2 failed\n"); - return false; - } + }; + if (I2C_TRANSMIT_P(display_setup1) != I2C_STATUS_SUCCESS) { + print("oled_init cmd set 1 failed\n"); + return false; + } + + if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_180)) { + static const uint8_t PROGMEM display_normal[] = {I2C_CMD, SEGMENT_REMAP_INV, COM_SCAN_DEC}; + if (I2C_TRANSMIT_P(display_normal) != I2C_STATUS_SUCCESS) { + print("oled_init cmd normal rotation failed\n"); + return false; + } + } else { + static const uint8_t PROGMEM display_flipped[] = {I2C_CMD, SEGMENT_REMAP, COM_SCAN_INC}; + if (I2C_TRANSMIT_P(display_flipped) != I2C_STATUS_SUCCESS) { + print("display_flipped failed\n"); + return false; + } + } + + static const uint8_t PROGMEM display_setup2[] = {I2C_CMD, COM_PINS, OLED_COM_PINS, CONTRAST, 0x8F, PRE_CHARGE_PERIOD, 0xF1, VCOM_DETECT, 0x40, DISPLAY_ALL_ON_RESUME, NORMAL_DISPLAY, DEACTIVATE_SCROLL, DISPLAY_ON}; + if (I2C_TRANSMIT_P(display_setup2) != I2C_STATUS_SUCCESS) { + print("display_setup2 failed\n"); + return false; + } #if OLED_TIMEOUT > 0 - oled_timeout = timer_read32() + OLED_TIMEOUT; + oled_timeout = timer_read32() + OLED_TIMEOUT; #endif #if OLED_SCROLL_TIMEOUT > 0 - oled_scroll_timeout = timer_read32() + OLED_SCROLL_TIMEOUT; + oled_scroll_timeout = timer_read32() + OLED_SCROLL_TIMEOUT; #endif - oled_clear(); - oled_initialized = true; - oled_active = true; - oled_scrolling = false; - return true; + oled_clear(); + oled_initialized = true; + oled_active = true; + oled_scrolling = false; + return true; } -__attribute__((weak)) -oled_rotation_t oled_init_user(oled_rotation_t rotation) { - return rotation; -} +__attribute__((weak)) oled_rotation_t oled_init_user(oled_rotation_t rotation) { return rotation; } void oled_clear(void) { - memset(oled_buffer, 0, sizeof(oled_buffer)); - oled_cursor = &oled_buffer[0]; - oled_dirty = -1; // -1 will be max value as long as display_dirty is unsigned type + memset(oled_buffer, 0, sizeof(oled_buffer)); + oled_cursor = &oled_buffer[0]; + oled_dirty = -1; // -1 will be max value as long as display_dirty is unsigned type } -static void calc_bounds(uint8_t update_start, uint8_t* cmd_array) -{ - // Calculate commands to set memory addressing bounds. - uint8_t start_page = OLED_BLOCK_SIZE * update_start / OLED_DISPLAY_WIDTH; - uint8_t start_column = OLED_BLOCK_SIZE * update_start % OLED_DISPLAY_WIDTH; +static void calc_bounds(uint8_t update_start, uint8_t *cmd_array) { + // Calculate commands to set memory addressing bounds. + uint8_t start_page = OLED_BLOCK_SIZE * update_start / OLED_DISPLAY_WIDTH; + uint8_t start_column = OLED_BLOCK_SIZE * update_start % OLED_DISPLAY_WIDTH; #if (OLED_IC == OLED_IC_SH1106) - // Commands for Page Addressing Mode. Sets starting page and column; has no end bound. - // Column value must be split into high and low nybble and sent as two commands. - cmd_array[0] = PAM_PAGE_ADDR | start_page; - cmd_array[1] = PAM_SETCOLUMN_LSB | ((OLED_COLUMN_OFFSET + start_column) & 0x0f); - cmd_array[2] = PAM_SETCOLUMN_MSB | ((OLED_COLUMN_OFFSET + start_column) >> 4 & 0x0f); - cmd_array[3] = NOP; - cmd_array[4] = NOP; - cmd_array[5] = NOP; + // Commands for Page Addressing Mode. Sets starting page and column; has no end bound. + // Column value must be split into high and low nybble and sent as two commands. + cmd_array[0] = PAM_PAGE_ADDR | start_page; + cmd_array[1] = PAM_SETCOLUMN_LSB | ((OLED_COLUMN_OFFSET + start_column) & 0x0f); + cmd_array[2] = PAM_SETCOLUMN_MSB | ((OLED_COLUMN_OFFSET + start_column) >> 4 & 0x0f); + cmd_array[3] = NOP; + cmd_array[4] = NOP; + cmd_array[5] = NOP; #else - // Commands for use in Horizontal Addressing mode. - cmd_array[1] = start_column; - cmd_array[4] = start_page; - cmd_array[2] = (OLED_BLOCK_SIZE + OLED_DISPLAY_WIDTH - 1) % OLED_DISPLAY_WIDTH + cmd_array[1]; - cmd_array[5] = (OLED_BLOCK_SIZE + OLED_DISPLAY_WIDTH - 1) / OLED_DISPLAY_WIDTH - 1; + // Commands for use in Horizontal Addressing mode. + cmd_array[1] = start_column; + cmd_array[4] = start_page; + cmd_array[2] = (OLED_BLOCK_SIZE + OLED_DISPLAY_WIDTH - 1) % OLED_DISPLAY_WIDTH + cmd_array[1]; + cmd_array[5] = (OLED_BLOCK_SIZE + OLED_DISPLAY_WIDTH - 1) / OLED_DISPLAY_WIDTH - 1; #endif } -static void calc_bounds_90(uint8_t update_start, uint8_t* cmd_array) -{ - cmd_array[1] = OLED_BLOCK_SIZE * update_start / OLED_DISPLAY_HEIGHT * 8; - cmd_array[4] = OLED_BLOCK_SIZE * update_start % OLED_DISPLAY_HEIGHT; - cmd_array[2] = (OLED_BLOCK_SIZE + OLED_DISPLAY_HEIGHT - 1) / OLED_DISPLAY_HEIGHT * 8 - 1 + cmd_array[1];; - cmd_array[5] = (OLED_BLOCK_SIZE + OLED_DISPLAY_HEIGHT - 1) % OLED_DISPLAY_HEIGHT / 8; +static void calc_bounds_90(uint8_t update_start, uint8_t *cmd_array) { + cmd_array[1] = OLED_BLOCK_SIZE * update_start / OLED_DISPLAY_HEIGHT * 8; + cmd_array[4] = OLED_BLOCK_SIZE * update_start % OLED_DISPLAY_HEIGHT; + cmd_array[2] = (OLED_BLOCK_SIZE + OLED_DISPLAY_HEIGHT - 1) / OLED_DISPLAY_HEIGHT * 8 - 1 + cmd_array[1]; + ; + cmd_array[5] = (OLED_BLOCK_SIZE + OLED_DISPLAY_HEIGHT - 1) % OLED_DISPLAY_HEIGHT / 8; } -uint8_t crot(uint8_t a, int8_t n) -{ - const uint8_t mask = 0x7; - n &= mask; - return a << n | a >> (-n & mask); +uint8_t crot(uint8_t a, int8_t n) { + const uint8_t mask = 0x7; + n &= mask; + return a << n | a >> (-n & mask); } -static void rotate_90(const uint8_t* src, uint8_t* dest) -{ - for (uint8_t i = 0, shift = 7; i < 8; ++i, --shift) { - uint8_t selector = (1 << i); - for (uint8_t j = 0; j < 8; ++j) { - dest[i] |= crot(src[j] & selector, shift - (int8_t)j); +static void rotate_90(const uint8_t *src, uint8_t *dest) { + for (uint8_t i = 0, shift = 7; i < 8; ++i, --shift) { + uint8_t selector = (1 << i); + for (uint8_t j = 0; j < 8; ++j) { + dest[i] |= crot(src[j] & selector, shift - (int8_t)j); + } } - } } void oled_render(void) { - // Do we have work to do? - if (!oled_dirty || oled_scrolling) { - return; - } - - // Find first dirty block - uint8_t update_start = 0; - while (!(oled_dirty & (1 << update_start))) { ++update_start; } - - // Set column & page position - static uint8_t display_start[] = { - I2C_CMD, - COLUMN_ADDR, 0, OLED_DISPLAY_WIDTH - 1, - PAGE_ADDR, 0, OLED_DISPLAY_HEIGHT / 8 - 1 }; - if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { - calc_bounds(update_start, &display_start[1]); // Offset from I2C_CMD byte at the start - } else { - calc_bounds_90(update_start, &display_start[1]); // Offset from I2C_CMD byte at the start - } - - // Send column & page position - if (I2C_TRANSMIT(display_start) != I2C_STATUS_SUCCESS) { - print("oled_render offset command failed\n"); - return; - } - - if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { - // Send render data chunk as is - if (I2C_WRITE_REG(I2C_DATA, &oled_buffer[OLED_BLOCK_SIZE * update_start], OLED_BLOCK_SIZE) != I2C_STATUS_SUCCESS) { - print("oled_render data failed\n"); - return; - } - } else { - // Rotate the render chunks - const static uint8_t source_map[] = OLED_SOURCE_MAP; - const static uint8_t target_map[] = OLED_TARGET_MAP; - - static uint8_t temp_buffer[OLED_BLOCK_SIZE]; - memset(temp_buffer, 0, sizeof(temp_buffer)); - for(uint8_t i = 0; i < sizeof(source_map); ++i) { - rotate_90(&oled_buffer[OLED_BLOCK_SIZE * update_start + source_map[i]], &temp_buffer[target_map[i]]); - } - - // Send render data chunk after rotating - if (I2C_WRITE_REG(I2C_DATA, &temp_buffer[0], OLED_BLOCK_SIZE) != I2C_STATUS_SUCCESS) { - print("oled_render90 data failed\n"); - return; - } - } - - // Turn on display if it is off - oled_on(); - - // Clear dirty flag - oled_dirty &= ~(1 << update_start); + // Do we have work to do? + if (!oled_dirty || oled_scrolling) { + return; + } + + // Find first dirty block + uint8_t update_start = 0; + while (!(oled_dirty & (1 << update_start))) { + ++update_start; + } + + // Set column & page position + static uint8_t display_start[] = {I2C_CMD, COLUMN_ADDR, 0, OLED_DISPLAY_WIDTH - 1, PAGE_ADDR, 0, OLED_DISPLAY_HEIGHT / 8 - 1}; + if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { + calc_bounds(update_start, &display_start[1]); // Offset from I2C_CMD byte at the start + } else { + calc_bounds_90(update_start, &display_start[1]); // Offset from I2C_CMD byte at the start + } + + // Send column & page position + if (I2C_TRANSMIT(display_start) != I2C_STATUS_SUCCESS) { + print("oled_render offset command failed\n"); + return; + } + + if (!HAS_FLAGS(oled_rotation, OLED_ROTATION_90)) { + // Send render data chunk as is + if (I2C_WRITE_REG(I2C_DATA, &oled_buffer[OLED_BLOCK_SIZE * update_start], OLED_BLOCK_SIZE) != I2C_STATUS_SUCCESS) { + print("oled_render data failed\n"); + return; + } + } else { + // Rotate the render chunks + const static uint8_t source_map[] = OLED_SOURCE_MAP; + const static uint8_t target_map[] = OLED_TARGET_MAP; + + static uint8_t temp_buffer[OLED_BLOCK_SIZE]; + memset(temp_buffer, 0, sizeof(temp_buffer)); + for (uint8_t i = 0; i < sizeof(source_map); ++i) { + rotate_90(&oled_buffer[OLED_BLOCK_SIZE * update_start + source_map[i]], &temp_buffer[target_map[i]]); + } + + // Send render data chunk after rotating + if (I2C_WRITE_REG(I2C_DATA, &temp_buffer[0], OLED_BLOCK_SIZE) != I2C_STATUS_SUCCESS) { + print("oled_render90 data failed\n"); + return; + } + } + + // Turn on display if it is off + oled_on(); + + // Clear dirty flag + oled_dirty &= ~(1 << update_start); } void oled_set_cursor(uint8_t col, uint8_t line) { - uint16_t index = line * oled_rotation_width + col * OLED_FONT_WIDTH; + uint16_t index = line * oled_rotation_width + col * OLED_FONT_WIDTH; - // Out of bounds? - if (index >= OLED_MATRIX_SIZE) { - index = 0; - } + // Out of bounds? + if (index >= OLED_MATRIX_SIZE) { + index = 0; + } - oled_cursor = &oled_buffer[index]; + oled_cursor = &oled_buffer[index]; } void oled_advance_page(bool clearPageRemainder) { - uint16_t index = oled_cursor - &oled_buffer[0]; - uint8_t remaining = oled_rotation_width - (index % oled_rotation_width); - - if (clearPageRemainder) { - // Remaining Char count - remaining = remaining / OLED_FONT_WIDTH; - - // Write empty character until next line - while (remaining--) - oled_write_char(' ', false); - } else { - // Next page index out of bounds? - if (index + remaining >= OLED_MATRIX_SIZE) { - index = 0; - remaining = 0; + uint16_t index = oled_cursor - &oled_buffer[0]; + uint8_t remaining = oled_rotation_width - (index % oled_rotation_width); + + if (clearPageRemainder) { + // Remaining Char count + remaining = remaining / OLED_FONT_WIDTH; + + // Write empty character until next line + while (remaining--) oled_write_char(' ', false); + } else { + // Next page index out of bounds? + if (index + remaining >= OLED_MATRIX_SIZE) { + index = 0; + remaining = 0; + } + + oled_cursor = &oled_buffer[index + remaining]; } - - oled_cursor = &oled_buffer[index + remaining]; - } } void oled_advance_char(void) { - uint16_t nextIndex = oled_cursor - &oled_buffer[0] + OLED_FONT_WIDTH; - uint8_t remainingSpace = oled_rotation_width - (nextIndex % oled_rotation_width); + uint16_t nextIndex = oled_cursor - &oled_buffer[0] + OLED_FONT_WIDTH; + uint8_t remainingSpace = oled_rotation_width - (nextIndex % oled_rotation_width); - // Do we have enough space on the current line for the next character - if (remainingSpace < OLED_FONT_WIDTH) { - nextIndex += remainingSpace; - } + // Do we have enough space on the current line for the next character + if (remainingSpace < OLED_FONT_WIDTH) { + nextIndex += remainingSpace; |