Add brightness level API to OLED driver (#10772)
* Add brightness level API to OLED driver * Set default brightness to 255
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4 changed files with 41 additions and 3 deletions
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@ -140,8 +140,8 @@ void oled_task_user(void) {
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|`OLED_DISPLAY_ADDRESS` |`0x3C` |The i2c address of the OLED Display |
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|`OLED_FONT_H` |`"glcdfont.c"` |The font code file to use for custom fonts |
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|`OLED_FONT_START` |`0` |The starting characer index for custom fonts |
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|`OLED_FONT_END` |`223` |The ending characer index for custom fonts |
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|`OLED_FONT_START` |`0` |The starting character index for custom fonts |
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|`OLED_FONT_END` |`223` |The ending character index for custom fonts |
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|`OLED_FONT_WIDTH` |`6` |The font width |
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|`OLED_FONT_HEIGHT` |`8` |The font height (untested) |
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|`OLED_TIMEOUT` |`60000` |Turns off the OLED screen after 60000ms of keyboard inactivity. Helps reduce OLED Burn-in. Set to 0 to disable. |
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@ -149,6 +149,7 @@ void oled_task_user(void) {
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|`OLED_SCROLL_TIMEOUT_RIGHT`|*Not defined* |Scroll timeout direction is right when defined, left when undefined. |
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|`OLED_IC` |`OLED_IC_SSD1306`|Set to `OLED_IC_SH1106` if you're using the SH1106 OLED controller. |
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|`OLED_COLUMN_OFFSET` |`0` |(SH1106 only.) Shift output to the right this many pixels.<br />Useful for 128x64 displays centered on a 132x64 SH1106 IC.|
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|`OLED_BRIGHTNESS` |`255` |The default brightness level of the OLED, from 0 to 255. |
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## 128x64 & Custom sized OLED Displays
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@ -304,6 +305,12 @@ bool oled_off(void);
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// not
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bool is_oled_on(void);
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// Sets the brightness level of the display
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uint8_t oled_set_brightness(uint8_t level);
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// Gets the current brightness level of the display
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uint8_t oled_get_brightness(void);
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// Basically it's oled_render, but with timeout management and oled_task_user calling!
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void oled_task(void);
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@ -107,6 +107,7 @@ OLED_BLOCK_TYPE oled_dirty = 0;
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bool oled_initialized = false;
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bool oled_active = false;
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bool oled_scrolling = false;
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uint8_t oled_brightness = OLED_BRIGHTNESS;
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uint8_t oled_rotation = 0;
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uint8_t oled_rotation_width = 0;
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uint8_t oled_scroll_speed = 0; // this holds the speed after being remapped to ssd1306 internal values
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@ -193,7 +194,7 @@ bool oled_init(uint8_t rotation) {
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}
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}
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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};
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static const uint8_t PROGMEM display_setup2[] = {I2C_CMD, COM_PINS, OLED_COM_PINS, CONTRAST, OLED_BRIGHTNESS, PRE_CHARGE_PERIOD, 0xF1, VCOM_DETECT, 0x20, DISPLAY_ALL_ON_RESUME, NORMAL_DISPLAY, DEACTIVATE_SCROLL, DISPLAY_ON};
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if (I2C_TRANSMIT_P(display_setup2) != I2C_STATUS_SUCCESS) {
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print("display_setup2 failed\n");
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return false;
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@ -550,6 +551,20 @@ bool oled_off(void) {
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bool is_oled_on(void) { return oled_active; }
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uint8_t oled_set_brightness(uint8_t level) {
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uint8_t set_contrast[] = {I2C_CMD, CONTRAST, level};
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if (oled_brightness != level) {
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if (I2C_TRANSMIT(set_contrast) != I2C_STATUS_SUCCESS) {
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print("set_brightness cmd failed\n");
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return oled_brightness;
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}
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oled_brightness = level;
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}
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return oled_brightness;
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}
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uint8_t oled_get_brightness(void) { return oled_brightness; }
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// Set the specific 8 lines rows of the screen to scroll.
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// 0 is the default for start, and 7 for end, which is the entire
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// height of the screen. For 128x32 screens, rows 4-7 are not used.
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@ -141,6 +141,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#if !defined(OLED_FONT_HEIGHT)
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# define OLED_FONT_HEIGHT 8
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#endif
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// Default brightness level
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#if !defined(OLED_BRIGHTNESS)
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# define OLED_BRIGHTNESS 255
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#endif
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#if !defined(OLED_TIMEOUT)
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# if defined(OLED_DISABLE_TIMEOUT)
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@ -261,6 +265,12 @@ bool oled_off(void);
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// not
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bool is_oled_on(void);
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// Sets the brightness of the display
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uint8_t oled_set_brightness(uint8_t level);
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// Gets the current brightness of the display
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uint8_t oled_get_brightness(void);
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// Basically it's oled_render, but with timeout management and oled_task_user calling!
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void oled_task(void);
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@ -144,6 +144,12 @@ static void dance_oled_finished(qk_tap_dance_state_t *state, void *user_data) {
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}
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}
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break;
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case 4:
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if (!state->pressed) {
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// quadruple tap - step through brightness levels
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oled_set_brightness(oled_get_brightness() + 0x10);
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}
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break;
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default:
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break;
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}
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