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-rw-r--r--docs/feature_led_matrix.md85
1 files changed, 47 insertions, 38 deletions
diff --git a/docs/feature_led_matrix.md b/docs/feature_led_matrix.md
index 1383c97b4..6de01f31a 100644
--- a/docs/feature_led_matrix.md
+++ b/docs/feature_led_matrix.md
@@ -10,9 +10,11 @@ If you want to use RGB LED's you should use the [RGB Matrix Subsystem](feature_r
10 10
11There is basic support for addressable LED matrix lighting with the I2C IS31FL3731 RGB controller. To enable it, add this to your `rules.mk`: 11There is basic support for addressable LED matrix lighting with the I2C IS31FL3731 RGB controller. To enable it, add this to your `rules.mk`:
12 12
13 LED_MATRIX_ENABLE = yes 13```make
14 LED_MATRIX_DRIVER = IS31FL3731 14LED_MATRIX_ENABLE = yes
15 15LED_MATRIX_DRIVER = IS31FL3731
16```
17
16You can use between 1 and 4 IS31FL3731 IC's. Do not specify `LED_DRIVER_ADDR_<N>` defines for IC's that are not present on your keyboard. You can define the following items in `config.h`: 18You can use between 1 and 4 IS31FL3731 IC's. Do not specify `LED_DRIVER_ADDR_<N>` defines for IC's that are not present on your keyboard. You can define the following items in `config.h`:
17 19
18| Variable | Description | Default | 20| Variable | Description | Default |
@@ -28,33 +30,38 @@ You can use between 1 and 4 IS31FL3731 IC's. Do not specify `LED_DRIVER_ADDR_<N>
28 30
29Here is an example using 2 drivers. 31Here is an example using 2 drivers.
30 32
31 // This is a 7-bit address, that gets left-shifted and bit 0 33```c
32 // set to 0 for write, 1 for read (as per I2C protocol) 34// This is a 7-bit address, that gets left-shifted and bit 0
33 // The address will vary depending on your wiring: 35// set to 0 for write, 1 for read (as per I2C protocol)
34 // 0b1110100 AD <-> GND 36// The address will vary depending on your wiring:
35 // 0b1110111 AD <-> VCC 37// 0b1110100 AD <-> GND
36 // 0b1110101 AD <-> SCL 38// 0b1110111 AD <-> VCC
37 // 0b1110110 AD <-> SDA 39// 0b1110101 AD <-> SCL
38 #define LED_DRIVER_ADDR_1 0b1110100 40// 0b1110110 AD <-> SDA
39 #define LED_DRIVER_ADDR_2 0b1110110 41#define LED_DRIVER_ADDR_1 0b1110100
40 42#define LED_DRIVER_ADDR_2 0b1110110
41 #define LED_DRIVER_COUNT 2 43
42 #define LED_DRIVER_1_LED_COUNT 25 44#define LED_DRIVER_COUNT 2
43 #define LED_DRIVER_2_LED_COUNT 24 45#define LED_DRIVER_1_LED_COUNT 25
44 #define LED_DRIVER_LED_COUNT LED_DRIVER_1_LED_TOTAL + LED_DRIVER_2_LED_TOTAL 46#define LED_DRIVER_2_LED_COUNT 24
47#define LED_DRIVER_LED_COUNT LED_DRIVER_1_LED_TOTAL + LED_DRIVER_2_LED_TOTAL
48```
45 49
46Currently only 2 drivers are supported, but it would be trivial to support all 4 combinations. 50Currently only 2 drivers are supported, but it would be trivial to support all 4 combinations.
47 51
48Define these arrays listing all the LEDs in your `<keyboard>.c`: 52Define these arrays listing all the LEDs in your `<keyboard>.c`:
49 53
50 const is31_led g_is31_leds[DRIVER_LED_TOTAL] = { 54```c
51 /* Refer to IS31 manual for these locations 55 const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
52 * driver 56 /* Refer to IS31 manual for these locations
53 * | LED address 57 * driver
54 * | | */ 58 * | LED address
55 {0, C3_3}, 59 * | | */
56 .... 60 { 0, C1_1 },
57 } 61 { 0, C1_15 },
62 // ...
63 }
64```
58 65
59Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet](https://www.issi.com/WW/pdf/31FL3731.pdf) and the header file `drivers/issi/is31fl3731-simple.h`. The `driver` is the index of the driver you defined in your `config.h` (`0`, `1`, `2`, or `3` ). 66Where `Cx_y` is the location of the LED in the matrix defined by [the datasheet](https://www.issi.com/WW/pdf/31FL3731.pdf) and the header file `drivers/issi/is31fl3731-simple.h`. The `driver` is the index of the driver you defined in your `config.h` (`0`, `1`, `2`, or `3` ).
60 67
@@ -66,26 +73,28 @@ All LED matrix keycodes are currently shared with the [backlight system](feature
66 73
67Currently no LED matrix effects have been created. 74Currently no LED matrix effects have been created.
68 75
69## Custom layer effects 76## Custom Layer Effects
70 77
71Custom layer effects can be done by defining this in your `<keyboard>.c`: 78Custom layer effects can be done by defining this in your `<keyboard>.c`:
72 79
73 void led_matrix_indicators_kb(void) { 80```c
74 led_matrix_set_index_value(index, value); 81void led_matrix_indicators_kb(void) {
75 } 82 led_matrix_set_index_value(index, value);
83}
84```
76 85
77A similar function works in the keymap as `led_matrix_indicators_user`. 86A similar function works in the keymap as `led_matrix_indicators_user`.
78 87
79## Suspended state 88## Suspended State
80 89
81To use the suspend feature, add this to your `<keyboard>.c`: 90To use the suspend feature, add this to your `<keyboard>.c`:
82 91
83 void suspend_power_down_kb(void) 92```c
84 { 93void suspend_power_down_kb(void) {
85 led_matrix_set_suspend_state(true); 94 led_matrix_set_suspend_state(true);
86 } 95}
87 96
88 void suspend_wakeup_init_kb(void) 97void suspend_wakeup_init_kb(void) {
89 { 98 led_matrix_set_suspend_state(false);
90 led_matrix_set_suspend_state(false); 99}
91 } 100``` \ No newline at end of file