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Diffstat (limited to 'docs/feature_rgb_matrix.md')
| -rw-r--r-- | docs/feature_rgb_matrix.md | 52 |
1 files changed, 50 insertions, 2 deletions
diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md index ed33c7ea4..4f827f8dc 100644 --- a/docs/feature_rgb_matrix.md +++ b/docs/feature_rgb_matrix.md @@ -1,8 +1,12 @@ # RGB Matrix Lighting +## Driver configuration + +### IS31FL3731 + There is basic support for addressable RGB matrix lighting with the I2C IS31FL3731 RGB controller. To enable it, add this to your `rules.mk`: - RGB_MATRIX_ENABLE = yes + RGB_MATRIX_ENABLE = IS31FL3731 Configure the hardware via your `config.h`: @@ -36,7 +40,51 @@ Define these arrays listing all the LEDs in your `<keyboard>.c`: .... } -Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet](http://www.issi.com/WW/pdf/31FL3731.pdf). The `driver` is the index of the driver you defined in your `config.h` (`0` or `1` right now). +Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet](http://www.issi.com/WW/pdf/31FL3731.pdf) and the header file `drivers/issi/is31fl3731.h`. The `driver` is the index of the driver you defined in your `config.h` (`0` or `1` right now). + +### IS31FL3733 + +There is basic support for addressable RGB matrix lighting with the I2C IS31FL3733 RGB controller. To enable it, add this to your `rules.mk`: + + RGB_MATRIX_ENABLE = IS31FL3733 + +Configure the hardware via your `config.h`: + + // This is a 7-bit address, that gets left-shifted and bit 0 + // set to 0 for write, 1 for read (as per I2C protocol) + // The address will vary depending on your wiring: + // 00 <-> GND + // 01 <-> SCL + // 10 <-> SDA + // 11 <-> VCC + // ADDR1 represents A1:A0 of the 7-bit address. + // ADDR2 represents A3:A2 of the 7-bit address. + // The result is: 0b101(ADDR2)(ADDR1) + #define DRIVER_ADDR_1 0b1010000 + #define DRIVER_ADDR_2 0b1010000 // this is here for compliancy reasons. + + #define DRIVER_COUNT 1 + #define DRIVER_1_LED_TOTAL 64 + #define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + +Currently only a single drivers is supported, but it would be trivial to support all 4 combinations. For now define `DRIVER_ADDR_2` as `DRIVER_ADDR_1` + +Define these arrays listing all the LEDs in your `<keyboard>.c`: + + const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { + /* Refer to IS31 manual for these locations + * driver + * | R location + * | | G location + * | | | B location + * | | | | */ + {0, B_1, A_1, C_1}, + .... + } + +Where `X_Y` is the location of the LED in the matrix defined by [the datasheet](http://www.issi.com/WW/pdf/31FL3733.pdf) and the header file `drivers/issi/is31fl3733.h`. The `driver` is the index of the driver you defined in your `config.h` (Only `0` right now). + +From this point forward the configuration is the same for all the drivers. const rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = { /* {row | col << 4} |