diff options
Diffstat (limited to 'docs')
-rw-r--r-- | docs/feature_rgb_matrix.md | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md index 1e4341467..e29433a4b 100644 --- a/docs/feature_rgb_matrix.md +++ b/docs/feature_rgb_matrix.md @@ -30,9 +30,11 @@ Configure the hardware via your `config.h`: #define DRIVER_COUNT 2 #define DRIVER_1_LED_TOTAL 25 #define DRIVER_2_LED_TOTAL 24 -#define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL +#define DRIVER_LED_TOTAL (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL) ``` +!> Note the parentheses, this is so when `DRIVER_LED_TOTAL` is used in code and expanded, the values are added together before any additional math is applied to them. As an example, `rand() % (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL)` will give very different results than `rand() % DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL`. + Currently only 2 drivers are supported, but it would be trivial to support all 4 combinations. Define these arrays listing all the LEDs in your `<keyboard>.c`: |