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commit 09968ba035f3bfa4df5b1d142dddfa669aefb2d7
parent 54ac80d4a5a34661283b413e14f88e955bedeeef
Author: XScorpion2 <rcalt2vt@gmail.com>
Date:   Fri,  7 Jun 2019 19:02:05 -0500

Fixing OLED Driver for 128x64 displays (#6085)


Diffstat:
docs/feature_oled_driver.md | 9+++++----
drivers/oled/oled_driver.c | 6+++++-
drivers/oled/oled_driver.h | 47++++++++++++++++++++++++++++++++++++++++++++---
3 files changed, 54 insertions(+), 8 deletions(-)

diff --git a/docs/feature_oled_driver.md b/docs/feature_oled_driver.md @@ -108,10 +108,11 @@ void oled_task_user(void) { |`OLED_DISPLAY_CUSTOM` |*Not defined* |Changes the display defines for use with custom displays.<br />Requires user to implement the below defines. | |`OLED_DISPLAY_WIDTH` |`128` |The width of the OLED display. | |`OLED_DISPLAY_HEIGHT` |`32` |The height of the OLED display. | -|`OLED_MATRIX_SIZE` |`512` |The local buffer size to allocate.<br />`(OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH)`| -|`OLED_BLOCK_TYPE` |`uint16_t` |The unsigned integer type to use for dirty rendering.| -|`OLED_BLOCK_COUNT` |`16` |The number of blocks the display is divided into for dirty rendering.<br />`(sizeof(OLED_BLOCK_TYPE) * 8)`| -|`OLED_BLOCK_SIZE` |`32` |The size of each block for dirty rendering<br />`(OLED_MATRIX_SIZE / OLED_BLOCK_COUNT)`| +|`OLED_MATRIX_SIZE` |`512` |The local buffer size to allocate.<br />`(OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH)`. | +|`OLED_BLOCK_TYPE` |`uint16_t` |The unsigned integer type to use for dirty rendering. | +|`OLED_BLOCK_COUNT` |`16` |The number of blocks the display is divided into for dirty rendering.<br />`(sizeof(OLED_BLOCK_TYPE) * 8)`. | +|`OLED_BLOCK_SIZE` |`32` |The size of each block for dirty rendering<br />`(OLED_MATRIX_SIZE / OLED_BLOCK_COUNT)`. | +|`OLED_COM_PINS` |`COM_PINS_SEQ` |How the SSD1306 chip maps it's memory to display.<br />Options are `COM_PINS_SEQ`, `COM_PINS_ALT`, `COM_PINS_SEQ_LR`, & `COM_PINS_ALT_LR`. | |`OLED_SOURCE_MAP` |`{ 0, ... N }` |Precalculated source array to use for mapping source buffer to target OLED memory in 90 degree rendering. | |`OLED_TARGET_MAP` |`{ 24, ... N }`|Precalculated target array to use for mapping source buffer to target OLED memory in 90 degree rendering. | diff --git a/drivers/oled/oled_driver.c b/drivers/oled/oled_driver.c @@ -63,6 +63,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #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 @@ -182,7 +186,7 @@ bool oled_init(uint8_t rotation) { static const uint8_t PROGMEM display_setup2[] = { I2C_CMD, - COM_PINS, 0x02, + COM_PINS, OLED_COM_PINS, CONTRAST, 0x8F, PRE_CHARGE_PERIOD, 0xF1, VCOM_DETECT, 0x40, diff --git a/drivers/oled/oled_driver.h b/drivers/oled/oled_driver.h @@ -24,17 +24,39 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. // Expected user to implement the necessary defines #elif defined(OLED_DISPLAY_128X64) // Double height 128x64 +#ifndef OLED_DISPLAY_WIDTH #define OLED_DISPLAY_WIDTH 128 +#endif +#ifndef OLED_DISPLAY_HEIGHT #define OLED_DISPLAY_HEIGHT 64 +#endif +#ifndef OLED_MATRIX_SIZE #define OLED_MATRIX_SIZE (OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH) // 1024 (compile time mathed) - #define OLED_BLOCK_TYPE uint32_t +#endif +#ifndef OLED_BLOCK_TYPE + #define OLED_BLOCK_TYPE uint16_t +#endif +#ifndef OLED_BLOCK_COUNT #define OLED_BLOCK_COUNT (sizeof(OLED_BLOCK_TYPE) * 8) // 32 (compile time mathed) +#endif +#ifndef OLED_BLOCK_SIZE #define OLED_BLOCK_SIZE (OLED_MATRIX_SIZE / OLED_BLOCK_COUNT) // 32 (compile time mathed) +#endif +#ifndef OLED_COM_PINS + #define OLED_COM_PINS COM_PINS_ALT +#endif // For 90 degree rotation, we map our internal matrix to oled matrix using fixed arrays // The OLED writes to it's memory horizontally, starting top left, but our memory starts bottom left in this mode - #define OLED_SOURCE_MAP { 32, 40, 48, 56 } - #define OLED_TARGET_MAP { 24, 16, 8, 0 } +#ifndef OLED_SOURCE_MAP + #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 } +#endif +#ifndef OLED_TARGET_MAP + #define OLED_TARGET_MAP { 56, 48, 40, 32, 24, 16, 8, 0 } +#endif + // If OLED_BLOCK_TYPE is uint32_t, these tables would look like: + // #define OLED_SOURCE_MAP { 32, 40, 48, 56 } + // #define OLED_TARGET_MAP { 24, 16, 8, 0 } // If OLED_BLOCK_TYPE is uint16_t, these tables would look like: // #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 } // #define OLED_TARGET_MAP { 56, 48, 40, 32, 24, 16, 8, 0 } @@ -43,17 +65,36 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. // #define OLED_TARGET_MAP { 56, 120, 48, 112, 40, 104, 32, 96, 24, 88, 16, 80, 8, 72, 0, 64 } #else // defined(OLED_DISPLAY_128X64) // Default 128x32 +#ifndef OLED_DISPLAY_WIDTH #define OLED_DISPLAY_WIDTH 128 +#endif +#ifndef OLED_DISPLAY_HEIGHT #define OLED_DISPLAY_HEIGHT 32 +#endif +#ifndef OLED_MATRIX_SIZE #define OLED_MATRIX_SIZE (OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH) // 512 (compile time mathed) +#endif +#ifndef OLED_BLOCK_TYPE #define OLED_BLOCK_TYPE uint16_t // Type to use for segmenting the oled display for smart rendering, use unsigned types only +#endif +#ifndef OLED_BLOCK_COUNT #define OLED_BLOCK_COUNT (sizeof(OLED_BLOCK_TYPE) * 8) // 16 (compile time mathed) +#endif +#ifndef OLED_BLOCK_SIZE #define OLED_BLOCK_SIZE (OLED_MATRIX_SIZE / OLED_BLOCK_COUNT) // 32 (compile time mathed) +#endif +#ifndef OLED_COM_PINS + #define OLED_COM_PINS COM_PINS_SEQ +#endif // For 90 degree rotation, we map our internal matrix to oled matrix using fixed arrays // The OLED writes to it's memory horizontally, starting top left, but our memory starts bottom left in this mode +#ifndef OLED_SOURCE_MAP #define OLED_SOURCE_MAP { 0, 8, 16, 24 } +#endif +#ifndef OLED_TARGET_MAP #define OLED_TARGET_MAP { 24, 16, 8, 0 } +#endif // If OLED_BLOCK_TYPE is uint8_t, these tables would look like: // #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 } // #define OLED_TARGET_MAP { 48, 32, 16, 0, 56, 40, 24, 8 }