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Add support for WS2812 LEDs

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This commit is contained in:
Yang Liu 2016-01-24 13:14:50 -08:00
parent fd72a46c13
commit 0a40654b82
9 changed files with 1029 additions and 7 deletions
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13
keyboard/planck/Makefile
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@ -27,7 +27,7 @@
# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
# (must have Atmel FLIP installed).
#
# make debug = Start either simulavr or avarice as specified for debugging,
# make debug = Start either simulavr or avarice as specified for debugging,
# with avr-gdb or avr-insight as the front end for debugging.
#
# make filename.s = Just compile filename.c into the assembler code only.
@ -137,17 +137,25 @@ CONSOLE_ENABLE = yes # Console for debug(+400)
COMMAND_ENABLE = yes # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
# SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
# NKRO_ENABLE = yes # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = yes # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
# MIDI_ENABLE = YES # MIDI controls
# AUDIO_ENABLE = YES # Audio output on port C6
# UNICODE_ENABLE = YES # Unicode
# BLUETOOTH_ENABLE = yes # Enable Bluetooth with the Adafruit EZ-Key HID
RGBLIGHT_ENABLE = yes # Enable WS2812 bottom RGB light
ifdef BACKLIGHT_ENABLE
SRC += backlight.c
endif
ifdef RGBLIGHT_ENABLE
SRC += light_ws2812.c
SRC += rgblight.c
OPT_DEFS += -DRGBLIGHT_ENABLE
endif
# Optimize size but this may cause error "relocation truncated to fit"
#EXTRALDFLAGS = -Wl,--relax
@ -157,4 +165,3 @@ VPATH += $(TOP_DIR)
VPATH += $(TMK_DIR)
include $(TOP_DIR)/quantum/quantum.mk

15
keyboard/planck/config.h
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@ -58,6 +58,21 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)
/* ws2812 RGB LED */
#define ws2812_PORTREG PORTD
#define ws2812_DDRREG DDRD
#define ws2812_pin PD1
#define RGBLED_NUM 28 // Number of LEDs
#ifndef RGBLIGHT_HUE_STEP
#define RGBLIGHT_HUE_STEP 10
#endif
#ifndef RGBLIGHT_SAT_STEP
#define RGBLIGHT_SAT_STEP 17
#endif
#ifndef RGBLIGHT_VAL_STEP
#define RGBLIGHT_VAL_STEP 17
#endif
/*
* Feature disable options
* These options are also useful to firmware size reduction.

146
keyboard/planck/keymaps/yang/keymap.c Normal file
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@ -0,0 +1,146 @@
// This is the canonical layout file for the Quantum project. If you want to add another keyboard,
// this is the style you want to emulate.
#include "planck.h"
#ifdef BACKLIGHT_ENABLE
#include "backlight.h"
#endif
// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.
#define _QW 0
#define _CM 1
#define _DV 2
#define _LW 3
#define _RS 4
#define _RGB 5
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_QW] = { /* Qwerty */
{KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC},
{KC_ESC, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT},
{KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT },
{M(0), KC_LCTL, KC_LALT, KC_LGUI, MO(_LW), F(0), F(0), MO(_RS), KC_LEFT, KC_DOWN, KC_UP, KC_RGHT}
},
[_CM] = { /* Colemak */
{KC_TAB, KC_Q, KC_W, KC_F, KC_P, KC_G, KC_J, KC_L, KC_U, KC_Y, KC_SCLN, KC_BSPC},
{KC_ESC, KC_A, KC_R, KC_S, KC_T, KC_D, KC_H, KC_N, KC_E, KC_I, KC_O, KC_QUOT},
{KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_K, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT },
{M(0), KC_LCTL, KC_LALT, KC_LGUI, MO(_LW), F(0), F(0), MO(_RS), KC_LEFT, KC_DOWN, KC_UP, KC_RGHT}
},
[_DV] = { /* Dvorak */
{KC_TAB, KC_QUOT, KC_COMM, KC_DOT, KC_P, KC_Y, KC_F, KC_G, KC_C, KC_R, KC_L, KC_BSPC},
{KC_ESC, KC_A, KC_O, KC_E, KC_U, KC_I, KC_D, KC_H, KC_T, KC_N, KC_S, KC_SLSH},
{KC_LSFT, KC_SCLN, KC_Q, KC_J, KC_K, KC_X, KC_B, KC_M, KC_W, KC_V, KC_Z, KC_ENT },
{M(0), KC_LCTL, KC_LALT, KC_LGUI, MO(_LW), F(0), F(0), MO(_RS), KC_LEFT, KC_DOWN, KC_UP, KC_RGHT}
},
[_RS] = { /* RAISE */
{KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_BSPC},
{KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS},
{KC_TRNS, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, DF(_QW), DF(_CM), DF(_DV), RESET, KC_TRNS},
{KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY}
},
[_LW] = { /* LOWER */
{KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC},
{KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE},
{KC_TRNS, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, DF(_QW), DF(_CM), DF(_DV), RESET, KC_TRNS},
{KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY}
},
[_RGB] = { /* RGBLIGHT */
{KC_TRNS, KC_PGUP, KC_UP, KC_PGDN, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_DEL},
{KC_TRNS, KC_LEFT, KC_DOWN, KC_RGHT, KC_TRNS, KC_HOME, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT, KC_END, KC_TRNS},
{KC_TRNS, F(1), F(2), F(3), F(4), F(5), F(6), F(7), F(8), KC_TRNS, KC_TRNS, KC_TRNS},
{KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS}
}
};
enum function_id {
RGBLED_TOGGLE,
RGBLED_STEP_MODE,
RGBLED_INCREASE_HUE,
RGBLED_DECREASE_HUE,
RGBLED_INCREASE_SAT,
RGBLED_DECREASE_SAT,
RGBLED_INCREASE_VAL,
RGBLED_DECREASE_VAL,
};
const uint16_t PROGMEM fn_actions[] = {
[0] = ACTION_LAYER_TAP_KEY(_RGB, KC_SPC),
[1] = ACTION_FUNCTION(RGBLED_TOGGLE),
[2] = ACTION_FUNCTION(RGBLED_STEP_MODE),
[3] = ACTION_FUNCTION(RGBLED_INCREASE_HUE),
[4] = ACTION_FUNCTION(RGBLED_DECREASE_HUE),
[5] = ACTION_FUNCTION(RGBLED_INCREASE_SAT),
[6] = ACTION_FUNCTION(RGBLED_DECREASE_SAT),
[7] = ACTION_FUNCTION(RGBLED_INCREASE_VAL),
[8] = ACTION_FUNCTION(RGBLED_DECREASE_VAL),
};
const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
{
// MACRODOWN only works in this function
switch(id) {
case 0:
if (record->event.pressed) {
register_code(KC_RSFT);
#ifdef BACKLIGHT_ENABLE
backlight_step();
#endif
} else {
unregister_code(KC_RSFT);
}
break;
}
return MACRO_NONE;
};
void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) {
switch (id) {
case RGBLED_TOGGLE:
//led operations
if (record->event.pressed) {
rgblight_toggle();
}
break;
case RGBLED_INCREASE_HUE:
if (record->event.pressed) {
rgblight_increase_hue();
}
break;
case RGBLED_DECREASE_HUE:
if (record->event.pressed) {
rgblight_decrease_hue();
}
break;
case RGBLED_INCREASE_SAT:
if (record->event.pressed) {
rgblight_increase_sat();
}
break;
case RGBLED_DECREASE_SAT:
if (record->event.pressed) {
rgblight_decrease_sat();
}
break;
case RGBLED_INCREASE_VAL:
if (record->event.pressed) {
rgblight_increase_val();
}
break;
case RGBLED_DECREASE_VAL:
if (record->event.pressed) {
rgblight_decrease_val();
}
break;
case RGBLED_STEP_MODE:
if (record->event.pressed) {
rgblight_step();
}
break;
}
}

181
keyboard/planck/light_ws2812.c Executable file
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@ -0,0 +1,181 @@
/*
* light weight WS2812 lib V2.0b
*
* Controls WS2811/WS2812/WS2812B RGB-LEDs
* Author: Tim (cpldcpu@gmail.com)
*
* Jan 18th, 2014 v2.0b Initial Version
* Nov 29th, 2015 v2.3 Added SK6812RGBW support
*
* License: GNU GPL v2 (see License.txt)
*/
#include "light_ws2812.h"
#include <avr/interrupt.h>
#include <avr/io.h>
#include <util/delay.h>
#include "debug.h"
// Setleds for standard RGB
void inline ws2812_setleds(struct cRGB *ledarray, uint16_t leds)
{
ws2812_setleds_pin(ledarray,leds, _BV(ws2812_pin));
}
void inline ws2812_setleds_pin(struct cRGB *ledarray, uint16_t leds, uint8_t pinmask)
{
ws2812_DDRREG |= pinmask; // Enable DDR
ws2812_sendarray_mask((uint8_t*)ledarray,leds+leds+leds,pinmask);
_delay_us(50);
}
// Setleds for SK6812RGBW
void inline ws2812_setleds_rgbw(struct cRGBW *ledarray, uint16_t leds)
{
ws2812_DDRREG |= _BV(ws2812_pin); // Enable DDR
ws2812_sendarray_mask((uint8_t*)ledarray,leds<<2,_BV(ws2812_pin));
_delay_us(80);
}
void ws2812_sendarray(uint8_t *data,uint16_t datlen)
{
ws2812_sendarray_mask(data,datlen,_BV(ws2812_pin));
}
/*
This routine writes an array of bytes with RGB values to the Dataout pin
using the fast 800kHz clockless WS2811/2812 protocol.
*/
// Timing in ns
#define w_zeropulse 350
#define w_onepulse 900
#define w_totalperiod 1250
// Fixed cycles used by the inner loop
#define w_fixedlow 2
#define w_fixedhigh 4
#define w_fixedtotal 8
// Insert NOPs to match the timing, if possible
#define w_zerocycles (((F_CPU/1000)*w_zeropulse )/1000000)
#define w_onecycles (((F_CPU/1000)*w_onepulse +500000)/1000000)
#define w_totalcycles (((F_CPU/1000)*w_totalperiod +500000)/1000000)
// w1 - nops between rising edge and falling edge - low
#define w1 (w_zerocycles-w_fixedlow)
// w2 nops between fe low and fe high
#define w2 (w_onecycles-w_fixedhigh-w1)
// w3 nops to complete loop
#define w3 (w_totalcycles-w_fixedtotal-w1-w2)
#if w1>0
#define w1_nops w1
#else
#define w1_nops 0
#endif
// The only critical timing parameter is the minimum pulse length of the "0"
// Warn or throw error if this timing can not be met with current F_CPU settings.
#define w_lowtime ((w1_nops+w_fixedlow)*1000000)/(F_CPU/1000)
#if w_lowtime>550
#error "Light_ws2812: Sorry, the clock speed is too low. Did you set F_CPU correctly?"
#elif w_lowtime>450
#warning "Light_ws2812: The timing is critical and may only work on WS2812B, not on WS2812(S)."
#warning "Please consider a higher clockspeed, if possible"
#endif
#if w2>0
#define w2_nops w2
#else
#define w2_nops 0
#endif
#if w3>0
#define w3_nops w3
#else
#define w3_nops 0
#endif
#define w_nop1 "nop \n\t"
#define w_nop2 "rjmp .+0 \n\t"
#define w_nop4 w_nop2 w_nop2
#define w_nop8 w_nop4 w_nop4
#define w_nop16 w_nop8 w_nop8
void inline ws2812_sendarray_mask(uint8_t *data,uint16_t datlen,uint8_t maskhi)
{
uint8_t curbyte,ctr,masklo;
uint8_t sreg_prev;
masklo =~maskhi&ws2812_PORTREG;
maskhi |= ws2812_PORTREG;
sreg_prev=SREG;
cli();
while (datlen--) {
curbyte=*data++;
asm volatile(
" ldi %0,8 \n\t"
"loop%=: \n\t"
" out %2,%3 \n\t" // '1' [01] '0' [01] - re
#if (w1_nops&1)
w_nop1
#endif
#if (w1_nops&2)
w_nop2
#endif
#if (w1_nops&4)
w_nop4
#endif
#if (w1_nops&8)
w_nop8
#endif
#if (w1_nops&16)
w_nop16
#endif
" sbrs %1,7 \n\t" // '1' [03] '0' [02]
" out %2,%4 \n\t" // '1' [--] '0' [03] - fe-low
" lsl %1 \n\t" // '1' [04] '0' [04]
#if (w2_nops&1)
w_nop1
#endif
#if (w2_nops&2)
w_nop2
#endif
#if (w2_nops&4)
w_nop4
#endif
#if (w2_nops&8)
w_nop8
#endif
#if (w2_nops&16)
w_nop16
#endif
" out %2,%4 \n\t" // '1' [+1] '0' [+1] - fe-high
#if (w3_nops&1)
w_nop1
#endif
#if (w3_nops&2)
w_nop2
#endif
#if (w3_nops&4)
w_nop4
#endif
#if (w3_nops&8)
w_nop8
#endif
#if (w3_nops&16)
w_nop16
#endif
" dec %0 \n\t" // '1' [+2] '0' [+2]
" brne loop%=\n\t" // '1' [+3] '0' [+4]
: "=&d" (ctr)
: "r" (curbyte), "I" (_SFR_IO_ADDR(ws2812_PORTREG)), "r" (maskhi), "r" (masklo)
);
}
SREG=sreg_prev;
}

73
keyboard/planck/light_ws2812.h Executable file
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@ -0,0 +1,73 @@
/*
* light weight WS2812 lib include
*
* Version 2.3 - Nev 29th 2015
* Author: Tim (cpldcpu@gmail.com)
*
* Please do not change this file! All configuration is handled in "ws2812_config.h"
*
* License: GNU GPL v2 (see License.txt)
+
*/
#ifndef LIGHT_WS2812_H_
#define LIGHT_WS2812_H_
#include <avr/io.h>
#include <avr/interrupt.h>
//#include "ws2812_config.h"
/*
* Structure of the LED array
*
* cRGB: RGB for WS2812S/B/C/D, SK6812, SK6812Mini, SK6812WWA, APA104, APA106
* cRGBW: RGBW for SK6812RGBW
*/
struct cRGB { uint8_t g; uint8_t r; uint8_t b; };
struct cRGBW { uint8_t g; uint8_t r; uint8_t b; uint8_t w;};
/* User Interface
*
* Input:
* ledarray: An array of GRB data describing the LED colors
* number_of_leds: The number of LEDs to write
* pinmask (optional): Bitmask describing the output bin. e.g. _BV(PB0)
*
* The functions will perform the following actions:
* - Set the data-out pin as output
* - Send out the LED data
* - Wait 50<EFBFBD>s to reset the LEDs
*/
void ws2812_setleds (struct cRGB *ledarray, uint16_t number_of_leds);
void ws2812_setleds_pin (struct cRGB *ledarray, uint16_t number_of_leds,uint8_t pinmask);
void ws2812_setleds_rgbw(struct cRGBW *ledarray, uint16_t number_of_leds);
/*
* Old interface / Internal functions
*
* The functions take a byte-array and send to the data output as WS2812 bitstream.
* The length is the number of bytes to send - three per LED.
*/
void ws2812_sendarray (uint8_t *array,uint16_t length);
void ws2812_sendarray_mask(uint8_t *array,uint16_t length, uint8_t pinmask);
/*
* Internal defines
*/
#ifndef CONCAT
#define CONCAT(a, b) a ## b
#endif
#ifndef CONCAT_EXP
#define CONCAT_EXP(a, b) CONCAT(a, b)
#endif
// #define ws2812_PORTREG CONCAT_EXP(PORT,ws2812_port)
// #define ws2812_DDRREG CONCAT_EXP(DDR,ws2812_port)
#endif /* LIGHT_WS2812_H_ */

7
keyboard/planck/planck.c
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@ -15,6 +15,11 @@ void * matrix_init_kb(void) {
backlight_init_ports();
#endif
#ifdef RGBLIGHT_ENABLE
rgblight_init();
#endif
// Turn status LED on
DDRE |= (1<<6);
PORTE |= (1<<6);
@ -28,4 +33,4 @@ void * matrix_scan_kb(void) {
if (matrix_scan_user) {
(*matrix_scan_user)();
}
};
};

9
keyboard/planck/planck.h
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@ -6,6 +6,9 @@
#ifdef BACKLIGHT_ENABLE
#include "backlight.h"
#endif
#ifdef RGBLIGHT_ENABLE
#include "rgblight.h"
#endif
#include <stddef.h>
#ifdef MIDI_ENABLE
#include <keymap_midi.h>
@ -22,7 +25,7 @@
{ k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b }, \
{ k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b }, \
{ k30, k31, k32, k33, k34, k35, k35, k37, k38, k39, k3a, k3b } \
}
}
#define PLANCK_GRID( \
k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b, \
@ -35,9 +38,9 @@
{ k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b }, \
{ k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b }, \
{ k30, k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b } \
}
}
void * matrix_init_user(void);
void * matrix_scan_user(void);
#endif
#endif

505
keyboard/planck/rgblight.c Normal file
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@ -0,0 +1,505 @@
#include <avr/eeprom.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include "progmem.h"
#include "timer.h"
#include "rgblight.h"
#include "debug.h"
const uint8_t DIM_CURVE[] PROGMEM = {
0, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6,
6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
8, 8, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11,
11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 14, 15,
15, 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 20,
20, 20, 21, 21, 22, 22, 22, 23, 23, 24, 24, 25, 25, 25, 26, 26,
27, 27, 28, 28, 29, 29, 30, 30, 31, 32, 32, 33, 33, 34, 35, 35,
36, 36, 37, 38, 38, 39, 40, 40, 41, 42, 43, 43, 44, 45, 46, 47,
48, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62,
63, 64, 65, 66, 68, 69, 70, 71, 73, 74, 75, 76, 78, 79, 81, 82,
83, 85, 86, 88, 90, 91, 93, 94, 96, 98, 99, 101, 103, 105, 107, 109,
110, 112, 114, 116, 118, 121, 123, 125, 127, 129, 132, 134, 136, 139, 141, 144,
146, 149, 151, 154, 157, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, 190,
193, 196, 200, 203, 207, 211, 214, 218, 222, 226, 230, 234, 238, 242, 248, 255,
};
const uint8_t RGBLED_BREATHING_TABLE[] PROGMEM = {0,0,0,0,1,1,1,2,2,3,4,5,5,6,7,9,10,11,12,14,15,17,18,20,21,23,25,27,29,31,33,35,37,40,42,44,47,49,52,54,57,59,62,65,67,70,73,76,79,82,85,88,90,93,97,100,103,106,109,112,115,118,121,124,127,131,134,137,140,143,146,149,152,155,158,162,165,167,170,173,176,179,182,185,188,190,193,196,198,201,203,206,208,211,213,215,218,220,222,224,226,228,230,232,234,235,237,238,240,241,243,244,245,246,248,249,250,250,251,252,253,253,254,254,254,255,255,255,255,255,255,255,254,254,254,253,253,252,251,250,250,249,248,246,245,244,243,241,240,238,237,235,234,232,230,228,226,224,222,220,218,215,213,211,208,206,203,201,198,196,193,190,188,185,182,179,176,173,170,167,165,162,158,155,152,149,146,143,140,137,134,131,128,124,121,118,115,112,109,106,103,100,97,93,90,88,85,82,79,76,73,70,67,65,62,59,57,54,52,49,47,44,42,40,37,35,33,31,29,27,25,23,21,20,18,17,15,14,12,11,10,9,7,6,5,5,4,3,2,2,1,1,1,0,0,0};
const uint8_t RGBLED_BREATHING_INTERVALS[] PROGMEM = {30, 20, 10, 5};
const uint8_t RGBLED_RAINBOW_MOOD_INTERVALS[] PROGMEM = {120, 60, 30};
const uint8_t RGBLED_RAINBOW_SWIRL_INTERVALS[] PROGMEM = {100, 50, 20};
const uint8_t RGBLED_SNAKE_INTERVALS[] PROGMEM = {100, 50, 20};
const uint8_t RGBLED_KNIGHT_INTERVALS[] PROGMEM = {100, 50, 20};
rgblight_config_t rgblight_config;
rgblight_config_t inmem_config;
struct cRGB led[RGBLED_NUM];
uint8_t rgblight_inited = 0;
void sethsv(uint16_t hue, uint8_t sat, uint8_t val, struct cRGB *led1) {
/* convert hue, saturation and brightness ( HSB/HSV ) to RGB
The DIM_CURVE is used only on brightness/value and on saturation (inverted).
This looks the most natural.
*/
uint8_t r, g, b;
val = pgm_read_byte(&DIM_CURVE[val]);
sat = 255 - pgm_read_byte(&DIM_CURVE[255 - sat]);
uint8_t base;
if (sat == 0) { // Acromatic color (gray). Hue doesn't mind.
r = val;
g = val;
b = val;
} else {
base = ((255 - sat) * val) >> 8;
switch (hue / 60) {
case 0:
r = val;
g = (((val - base)*hue) / 60) + base;
b = base;
break;
case 1:
r = (((val - base)*(60 - (hue % 60))) / 60) + base;
g = val;
b = base;
break;
case 2:
r = base;
g = val;
b = (((val - base)*(hue % 60)) / 60) + base;
break;
case 3:
r = base;
g = (((val - base)*(60 - (hue % 60))) / 60) + base;
b = val;
break;
case 4:
r = (((val - base)*(hue % 60)) / 60) + base;
g = base;
b = val;
break;
case 5:
r = val;
g = base;
b = (((val - base)*(60 - (hue % 60))) / 60) + base;
break;
}
}
setrgb(r,g,b, led1);
}
void setrgb(uint8_t r, uint8_t g, uint8_t b, struct cRGB *led1) {
(*led1).r = r;
(*led1).g = g;
(*led1).b = b;
}
uint32_t eeconfig_read_rgblight(void) {
return eeprom_read_dword(EECONFIG_RGBLIGHT);
}
void eeconfig_write_rgblight(uint32_t val) {
eeprom_write_dword(EECONFIG_RGBLIGHT, val);
}
void eeconfig_write_rgblight_default(void) {
dprintf("eeconfig_write_rgblight_default\n");
rgblight_config.enable = 1;
rgblight_config.mode = 1;
rgblight_config.hue = 200;
rgblight_config.sat = 204;
rgblight_config.val = 204;
eeconfig_write_rgblight(rgblight_config.raw);
}
void eeconfig_debug_rgblight(void) {
dprintf("rgblight_config eprom\n");
dprintf("rgblight_config.enable = %d\n", rgblight_config.enable);
dprintf("rghlight_config.mode = %d\n", rgblight_config.mode);
dprintf("rgblight_config.hue = %d\n", rgblight_config.hue);
dprintf("rgblight_config.sat = %d\n", rgblight_config.sat);
dprintf("rgblight_config.val = %d\n", rgblight_config.val);
}
void rgblight_init(void) {
debug_enable = 1; // Debug ON!
dprintf("rgblight_init called.\n");
rgblight_inited = 1;
dprintf("rgblight_init start!\n");
if (!eeconfig_is_enabled()) {
dprintf("rgblight_init eeconfig is not enabled.\n");
eeconfig_init();
eeconfig_write_rgblight_default();
}
rgblight_config.raw = eeconfig_read_rgblight();
if (!rgblight_config.mode) {
dprintf("rgblight_init rgblight_config.mode = 0. Write default values to EEPROM.\n");
eeconfig_write_rgblight_default();
rgblight_config.raw = eeconfig_read_rgblight();
}
eeconfig_debug_rgblight(); // display current eeprom values
rgblight_timer_init(); // setup the timer
if (rgblight_config.enable) {
rgblight_mode(rgblight_config.mode);
}
}
void rgblight_increase(void) {
uint8_t mode;
if (rgblight_config.mode < RGBLIGHT_MODES) {
mode = rgblight_config.mode + 1;
}
rgblight_mode(mode);
}
void rgblight_decrease(void) {
uint8_t mode;
if (rgblight_config.mode > 1) { //mode will never < 1, if mode is less than 1, eeprom need to be initialized.
mode = rgblight_config.mode-1;
}
rgblight_mode(mode);
}
void rgblight_step(void) {
uint8_t mode;
mode = rgblight_config.mode + 1;
if (mode > RGBLIGHT_MODES) {
mode = 1;
}
rgblight_mode(mode);
}
void rgblight_mode(uint8_t mode) {
if (!rgblight_config.enable) {
return;
}
if (mode<1) {
rgblight_config.mode = 1;
} else if (mode > RGBLIGHT_MODES) {
rgblight_config.mode = RGBLIGHT_MODES;
} else {
rgblight_config.mode = mode;
}
eeconfig_write_rgblight(rgblight_config.raw);
dprintf("rgblight mode: %u\n", rgblight_config.mode);
if (rgblight_config.mode == 1) {
rgblight_timer_disable();
} else if (rgblight_config.mode >=2 && rgblight_config.mode <=23) {
// MODE 2-5, breathing
// MODE 6-8, rainbow mood
// MODE 9-14, rainbow swirl
// MODE 15-20, snake
// MODE 21-23, knight
rgblight_timer_enable();
}
rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
}
void rgblight_toggle(void) {
rgblight_config.enable ^= 1;
eeconfig_write_rgblight(rgblight_config.raw);
dprintf("rgblight toggle: rgblight_config.enable = %u\n", rgblight_config.enable);
if (rgblight_config.enable) {
rgblight_mode(rgblight_config.mode);
} else {
rgblight_timer_disable();
_delay_ms(50);
rgblight_set();
}
}
void rgblight_increase_hue(void){
uint16_t hue;
hue = (rgblight_config.hue+RGBLIGHT_HUE_STEP) % 360;
rgblight_sethsv(hue, rgblight_config.sat, rgblight_config.val);
}
void rgblight_decrease_hue(void){
uint16_t hue;
if (rgblight_config.hue-RGBLIGHT_HUE_STEP <0 ) {
hue = (rgblight_config.hue+360-RGBLIGHT_HUE_STEP) % 360;
} else {
hue = (rgblight_config.hue-RGBLIGHT_HUE_STEP) % 360;
}
rgblight_sethsv(hue, rgblight_config.sat, rgblight_config.val);
}
void rgblight_increase_sat(void) {
uint8_t sat;
if (rgblight_config.sat + RGBLIGHT_SAT_STEP > 255) {
sat = 255;
} else {
sat = rgblight_config.sat+RGBLIGHT_SAT_STEP;
}
rgblight_sethsv(rgblight_config.hue, sat, rgblight_config.val);
}
void rgblight_decrease_sat(void){
uint8_t sat;
if (rgblight_config.sat - RGBLIGHT_SAT_STEP < 0) {
sat = 0;
} else {
sat = rgblight_config.sat-RGBLIGHT_SAT_STEP;
}
rgblight_sethsv(rgblight_config.hue, sat, rgblight_config.val);
}
void rgblight_increase_val(void){
uint8_t val;
if (rgblight_config.val + RGBLIGHT_VAL_STEP > 255) {
val = 255;
} else {
val = rgblight_config.val+RGBLIGHT_VAL_STEP;
}
rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, val);
}
void rgblight_decrease_val(void) {
uint8_t val;
if (rgblight_config.val - RGBLIGHT_VAL_STEP < 0) {
val = 0;
} else {
val = rgblight_config.val-RGBLIGHT_VAL_STEP;
}
rgblight_sethsv(rgblight_config.hue, rgblight_config.sat, val);
}
void rgblight_sethsv_noeeprom(uint16_t hue, uint8_t sat, uint8_t val){
inmem_config.raw = rgblight_config.raw;
if (rgblight_config.enable) {
struct cRGB tmp_led;
sethsv(hue, sat, val, &tmp_led);
inmem_config.hue = hue;
inmem_config.sat = sat;
inmem_config.val = val;
// dprintf("rgblight set hue [MEMORY]: %u,%u,%u\n", inmem_config.hue, inmem_config.sat, inmem_config.val);
rgblight_setrgb(tmp_led.r, tmp_led.g, tmp_led.b);
}
}
void rgblight_sethsv(uint16_t hue, uint8_t sat, uint8_t val){
if (rgblight_config.enable) {
if (rgblight_config.mode == 1) {
// same static color
rgblight_sethsv_noeeprom(hue, sat, val);
} else {
// all LEDs in same color
if (rgblight_config.mode >= 2 && rgblight_config.mode <= 5) {
// breathing mode, ignore the change of val, use in memory value instead
val = rgblight_config.val;
} else if (rgblight_config.mode >= 6 && rgblight_config.mode <= 14) {
// rainbow mood and rainbow swirl, ignore the change of hue
hue = rgblight_config.hue;
}
}
rgblight_config.hue = hue;
rgblight_config.sat = sat;
rgblight_config.val = val;
eeconfig_write_rgblight(rgblight_config.raw);
dprintf("rgblight set hsv [EEPROM]: %u,%u,%u\n", rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
}
}
void rgblight_setrgb(uint8_t r, uint8_t g, uint8_t b){
// dprintf("rgblight set rgb: %u,%u,%u\n", r,g,b);
for (uint8_t i=0;i<RGBLED_NUM;i++) {
led[i].r = r;
led[i].g = g;
led[i].b = b;
}
rgblight_set();
}
void rgblight_set(void) {
if (rgblight_config.enable) {
ws2812_setleds(led, RGBLED_NUM);
} else {
for (uint8_t i=0;i<RGBLED_NUM;i++) {
led[i].r = 0;
led[i].g = 0;
led[i].b = 0;
}
ws2812_setleds(led, RGBLED_NUM);
}
}
// Animation timer -- AVR Timer3
void rgblight_timer_init(void) {
static uint8_t rgblight_timer_is_init = 0;
if (rgblight_timer_is_init) {
return;
}
rgblight_timer_is_init = 1;
/* Timer 3 setup */
TCCR3B = _BV(WGM32) //CTC mode OCR3A as TOP
| _BV(CS30); //Clock selelct: clk/1
/* Set TOP value */
uint8_t sreg = SREG;
cli();
OCR3AH = (RGBLED_TIMER_TOP>>8)&0xff;
OCR3AL = RGBLED_TIMER_TOP&0xff;
SREG = sreg;
}
void rgblight_timer_enable(void) {
TIMSK3 |= _BV(OCIE3A);
dprintf("TIMER3 enabled.\n");
}
void rgblight_timer_disable(void) {
TIMSK3 &= ~_BV(OCIE3A);
dprintf("TIMER3 disabled.\n");
}
void rgblight_timer_toggle(void) {
TIMSK3 ^= _BV(OCIE3A);
dprintf("TIMER3 toggled.\n");
}
ISR(TIMER3_COMPA_vect) {
// Mode = 1, static light, do nothing here
if (rgblight_config.mode>=2 && rgblight_config.mode<=5) {
// mode = 2 to 5, breathing mode
rgblight_effect_breathing(rgblight_config.mode-2);
} else if (rgblight_config.mode>=6 && rgblight_config.mode<=8) {
rgblight_effect_rainbow_mood(rgblight_config.mode-6);
} else if (rgblight_config.mode>=9 && rgblight_config.mode<=14) {
rgblight_effect_rainbow_swirl(rgblight_config.mode-9);
} else if (rgblight_config.mode>=15 && rgblight_config.mode<=20) {
rgblight_effect_snake(rgblight_config.mode-15);
} else if (rgblight_config.mode>=21 && rgblight_config.mode<=23) {
rgblight_effect_knight(rgblight_config.mode-21);
}
}
// effects
void rgblight_effect_breathing(uint8_t interval) {
static uint8_t pos = 0;
static uint16_t last_timer = 0;
if (timer_elapsed(last_timer)<pgm_read_byte(&RGBLED_BREATHING_INTERVALS[interval])) return;
last_timer = timer_read();
rgblight_sethsv_noeeprom(rgblight_config.hue, rgblight_config.sat, pgm_read_byte(&RGBLED_BREATHING_TABLE[pos]));
pos = (pos+1) % 256;
}
void rgblight_effect_rainbow_mood(uint8_t interval) {
static uint16_t current_hue=0;
static uint16_t last_timer = 0;
if (timer_elapsed(last_timer)<pgm_read_byte(&RGBLED_RAINBOW_MOOD_INTERVALS[interval])) return;
last_timer = timer_read();
rgblight_sethsv_noeeprom(current_hue, rgblight_config.sat, rgblight_config.val);
current_hue = (current_hue+1) % 360;
}
void rgblight_effect_rainbow_swirl(uint8_t interval) {
static uint16_t current_hue=0;
static uint16_t last_timer = 0;
uint16_t hue;
uint8_t i;
if (timer_elapsed(last_timer)<pgm_read_byte(&RGBLED_RAINBOW_MOOD_INTERVALS[interval/2])) return;
last_timer = timer_read();
for (i=0; i<RGBLED_NUM; i++) {
hue = (360/RGBLED_NUM*i+current_hue)%360;
sethsv(hue, rgblight_config.sat, rgblight_config.val, &led[i]);
}
rgblight_set();
if (interval % 2) {
current_hue = (current_hue+1) % 360;
} else {
if (current_hue -1 < 0) {
current_hue = 359;
} else {
current_hue = current_hue - 1;
}
}
}
void rgblight_effect_snake(uint8_t interval) {
static uint8_t pos=0;
static uint16_t last_timer = 0;
uint8_t i,j;
int8_t k;
int8_t increament = 1;
if (interval%2) increament = -1;
if (timer_elapsed(last_timer)<pgm_read_byte(&RGBLED_SNAKE_INTERVALS[interval/2])) return;
last_timer = timer_read();
for (i=0;i<RGBLED_NUM;i++) {
led[i].r=0;
led[i].g=0;
led[i].b=0;
for (j=0;j<RGBLIGHT_EFFECT_SNAKE_LENGTH;j++) {
k = pos+j*increament;
if (k<0) k = k+RGBLED_NUM;
if (i==k) {
sethsv(rgblight_config.hue, rgblight_config.sat, (uint8_t)(rgblight_config.val*(RGBLIGHT_EFFECT_SNAKE_LENGTH-j)/RGBLIGHT_EFFECT_SNAKE_LENGTH), &led[i]);
}
}
}
rgblight_set();
if (increament == 1) {
if (pos - 1 < 0) {
pos = 13;
} else {
pos -= 1;
}
} else {
pos = (pos+1)%RGBLED_NUM;
}
}
void rgblight_effect_knight(uint8_t interval) {
static int8_t pos=0;
static uint16_t last_timer = 0;
uint8_t i,j,cur;
int8_t k;
struct cRGB preled[RGBLED_NUM];
static int8_t increament = -1;
if (timer_elapsed(last_timer)<pgm_read_byte(&RGBLED_KNIGHT_INTERVALS[interval])) return;
last_timer = timer_read();
for (i=0;i<RGBLED_NUM;i++) {
preled[i].r=0;
preled[i].g=0;
preled[i].b=0;
for (j=0;j<RGBLIGHT_EFFECT_KNIGHT_LENGTH;j++) {
k = pos+j*increament;
if (k<0) k = 0;
if (k>=RGBLED_NUM) k=RGBLED_NUM-1;
if (i==k) {
sethsv(rgblight_config.hue, rgblight_config.sat, rgblight_config.val, &preled[i]);
}
}
}
if (RGBLIGHT_EFFECT_KNIGHT_OFFSET) {
for (i=0;i<RGBLED_NUM;i++) {
cur = (i+RGBLIGHT_EFFECT_KNIGHT_OFFSET) % RGBLED_NUM;
led[i].r = preled[cur].r;
led[i].g = preled[cur].g;
led[i].b = preled[cur].b;
}
}
rgblight_set();
if (increament == 1) {
if (pos - 1 < 0 - RGBLIGHT_EFFECT_KNIGHT_LENGTH) {
pos = 0- RGBLIGHT_EFFECT_KNIGHT_LENGTH;
increament = -1;
} else {
pos -= 1;
}
} else {
if (pos+1>RGBLED_NUM+RGBLIGHT_EFFECT_KNIGHT_LENGTH) {
pos = RGBLED_NUM+RGBLIGHT_EFFECT_KNIGHT_LENGTH-1;
increament = 1;
} else {
pos += 1;
}
}
}

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keyboard/planck/rgblight.h Normal file
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#ifndef RGBLIGHT_H
#define RGBLIGHT_H
#ifndef RGBLIGHT_MODES
#define RGBLIGHT_MODES 23
#endif
#ifndef RGBLIGHT_EFFECT_SNAKE_LENGTH
#define RGBLIGHT_EFFECT_SNAKE_LENGTH 7
#endif
#ifndef RGBLIGHT_EFFECT_KNIGHT_LENGTH
#define RGBLIGHT_EFFECT_KNIGHT_LENGTH 7
#endif
#ifndef RGBLIGHT_EFFECT_KNIGHT_OFFSET
#define RGBLIGHT_EFFECT_KNIGHT_OFFSET 11
#endif
#ifndef RGBLIGHT_EFFECT_DUALKNIGHT_LENGTH
#define RGBLIGHT_EFFECT_DUALKNIGHT_LENGTH 4
#endif
#ifndef RGBLIGHT_HUE_STEP
#define RGBLIGHT_HUE_STEP 10
#endif
#ifndef RGBLIGHT_SAT_STEP
#define RGBLIGHT_SAT_STEP 17
#endif
#ifndef RGBLIGHT_VAL_STEP
#define RGBLIGHT_VAL_STEP 17
#endif
#define RGBLED_TIMER_TOP F_CPU/(256*64)
#include <stdint.h>
#include <stdbool.h>
#include "eeconfig.h"
#include "light_ws2812.h"
typedef union {
uint32_t raw;
struct {
bool enable :1;
uint8_t mode :6;
uint16_t hue :9;
uint8_t sat :8;
uint8_t val :8;
};
} rgblight_config_t;
void rgblight_init(void);
void rgblight_increase(void);
void rgblight_decrease(void);
void rgblight_toggle(void);
void rgblight_step(void);
void rgblight_mode(uint8_t mode);
void rgblight_set(void);
void rgblight_increase_hue(void);
void rgblight_decrease_hue(void);
void rgblight_increase_sat(void);
void rgblight_decrease_sat(void);
void rgblight_increase_val(void);
void rgblight_decrease_val(void);
void rgblight_sethsv(uint16_t hue, uint8_t sat, uint8_t val);
void rgblight_setrgb(uint8_t r, uint8_t g, uint8_t b);
#define EECONFIG_RGBLIGHT (uint8_t *)7
uint32_t eeconfig_read_rgblight(void);
void eeconfig_write_rgblight(uint32_t val);
void eeconfig_write_rgblight_default(void);
void eeconfig_debug_rgblight(void);
void sethsv(uint16_t hue, uint8_t sat, uint8_t val, struct cRGB *led1);
void setrgb(uint8_t r, uint8_t g, uint8_t b, struct cRGB *led1);
void rgblight_sethsv_noeeprom(uint16_t hue, uint8_t sat, uint8_t val);
void rgblight_timer_init(void);
void rgblight_timer_enable(void);
void rgblight_timer_disable(void);
void rgblight_timer_toggle(void);
void rgblight_effect_breathing(uint8_t interval);
void rgblight_effect_rainbow_mood(uint8_t interval);
void rgblight_effect_rainbow_swirl(uint8_t interval);
void rgblight_effect_snake(uint8_t interval);
void rgblight_effect_knight(uint8_t interval);
#endif