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Extend maximum number of backlight levels to 31 (#6351)

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fauxpark 2019-07-17 14:58:29 +10:00 committed by Drashna Jaelre
parent a8647f0d27
commit 3895b4b868
2 changed files with 5 additions and 4 deletions
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2
docs/feature_backlight.md
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@ -65,7 +65,7 @@ To change the behaviour of the backlighting, `#define` these in your `config.h`:
|---------------------|-------------|-------------------------------------------------------------------------------------------------------------| |---------------------|-------------|-------------------------------------------------------------------------------------------------------------|
|`BACKLIGHT_PIN` |`B7` |The pin that controls the LEDs. Unless you are designing your own keyboard, you shouldn't need to change this| |`BACKLIGHT_PIN` |`B7` |The pin that controls the LEDs. Unless you are designing your own keyboard, you shouldn't need to change this|
|`BACKLIGHT_PINS` |*Not defined*|experimental: see below for more information | |`BACKLIGHT_PINS` |*Not defined*|experimental: see below for more information |
|`BACKLIGHT_LEVELS` |`3` |The number of brightness levels (maximum 15 excluding off) | |`BACKLIGHT_LEVELS` |`3` |The number of brightness levels (maximum 31 excluding off) |
|`BACKLIGHT_CAPS_LOCK`|*Not defined*|Enable Caps Lock indicator using backlight (for keyboards without dedicated LED) | |`BACKLIGHT_CAPS_LOCK`|*Not defined*|Enable Caps Lock indicator using backlight (for keyboards without dedicated LED) |
|`BACKLIGHT_BREATHING`|*Not defined*|Enable backlight breathing, if supported | |`BACKLIGHT_BREATHING`|*Not defined*|Enable backlight breathing, if supported |
|`BREATHING_PERIOD` |`6` |The length of one backlight "breath" in seconds | |`BREATHING_PERIOD` |`6` |The length of one backlight "breath" in seconds |

7
tmk_core/common/backlight.h
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@ -22,8 +22,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef BACKLIGHT_LEVELS #ifndef BACKLIGHT_LEVELS
#define BACKLIGHT_LEVELS 3 #define BACKLIGHT_LEVELS 3
#elif BACKLIGHT_LEVELS > 15 #elif BACKLIGHT_LEVELS > 31
#error "Maximum value of BACKLIGHT_LEVELS is 15" #error "Maximum value of BACKLIGHT_LEVELS is 31"
#endif #endif
typedef union { typedef union {
@ -31,7 +31,8 @@ typedef union {
struct { struct {
bool enable :1; bool enable :1;
bool breathing :1; bool breathing :1;
uint8_t level :4; uint8_t reserved :1; // Reserved for possible future backlight modes
uint8_t level :5;
}; };
} backlight_config_t; } backlight_config_t;