[Keyboard] add n6 keyboard (#13768)

Co-authored-by: Ryan <fauxpark@gmail.com>

1 files changed, 319 insertions, 0 deletions

diff --git a/keyboards/neson_design/n6/n6.c b/keyboards/neson_design/n6/n6.c
new file mode 100644
index 0000000000..800aa0ae9a
--- /dev/null
+++ b/keyboards/neson_design/n6/n6.c
@@ -0,0 +1,319 @@
+/**
+ * @file n6.c
+ *
+    Copyright 2021 astro
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "n6.h"
+#include "i2c_master.h"
+#include "issi/is31fl3731.h"
+
+enum {
+    SELF_TESTING,
+    CAPS_ALERT,
+    NORMAL,
+};
+
+enum {
+    ST_STAGE_1,
+    ST_STAGE_2,
+    ST_STAGE_3,
+};
+
+// alert state update interval
+#define ALERT_INTERVAL      600
+// self testing state update interval
+#define ST_INTERVAL         100
+// self testing start index
+#define ST_DEFAULT_INDEX    15
+// self testing stage delay
+#define ST_STAGE_DELAY      10
+// self testing stage cycle count
+#define ST_STAGE_COUNT      4
+// self testing stage end duration
+#define ST_END_DURATION     10
+
+#ifdef RGBLIGHT_ENABLE
+extern rgblight_config_t rgblight_config;
+
+typedef struct {
+    uint8_t state;
+    uint8_t testing;
+    bool    alert;
+    uint8_t index;
+    uint8_t delay;
+    uint8_t count;
+    bool    dir;
+    uint8_t duration;
+    uint16_t ticks;
+} rgb_state_t;
+
+static rgb_state_t rgb_state = {
+    .state = //NORMAL,
+    SELF_TESTING,
+    .testing = ST_STAGE_1,
+    .ticks = 0,
+    .alert = false,
+    .index = ST_DEFAULT_INDEX,
+    .delay = ST_STAGE_DELAY,
+    .count = ST_STAGE_COUNT,
+    .dir = true,
+    .duration = ST_END_DURATION,
+};
+
+static void update_ticks(void)
+{
+    rgb_state.ticks = timer_read();
+}
+
+static void self_testing(void)
+{
+    if (timer_elapsed(rgb_state.ticks) < ST_INTERVAL) return;
+    HSV hsv;
+    hsv.h = rgblight_config.hue;
+    hsv.s = rgblight_config.sat;
+    hsv.v = rgblight_config.val;
+
+    RGB led = hsv_to_rgb(hsv);
+    switch(rgb_state.testing) {
+        case ST_STAGE_1:
+            if (rgb_state.index !=0 ) {
+                IS31FL3731_set_color_all(0, 0, 0);
+            }
+
+            if (rgb_state.index >= 1) {
+                for (int i = rgb_state.index-1; i < 32-rgb_state.index+1; i++) {
+                    IS31FL3731_set_color(i, led.r, led.g, led.b);
+                }
+                if (rgb_state.index==1) {
+                    rgb_state.index=0;
+                } else {
+                    rgb_state.index -= 2;
+                }
+            } else{
+                if (rgb_state.delay > 0) {
+                    rgb_state.delay--;
+                } else {
+                    // move to stage 2
+                    rgb_state.index = 2;
+                    rgb_state.testing = ST_STAGE_2;
+                }
+            }
+        break;
+        case ST_STAGE_2: {
+            // clear all
+            IS31FL3731_set_color_all(0, 0, 0);
+            // light left and right
+            IS31FL3731_set_color(0, led.r, led.g, led.b);
+            IS31FL3731_set_color(1, led.r, led.g, led.b);
+            IS31FL3731_set_color(30, led.r, led.g, led.b);
+            IS31FL3731_set_color(31, led.r, led.g, led.b);
+            if (rgb_state.dir) {
+                // left to right
+                for (int i = rgb_state.index; i < rgb_state.index+4; i++) {
+                    IS31FL3731_set_color(i, led.r, led.g, led.b);
+                }
+                rgb_state.index += 4;
+                if (rgb_state.index == 30) {
+                    rgb_state.dir = !rgb_state.dir;
+                    rgb_state.count--;
+                }
+            } else {
+                // right to left
+                for (int i = rgb_state.index-4; i < rgb_state.index; i++) {
+                    IS31FL3731_set_color(i, led.r, led.g, led.b);
+                }
+                rgb_state.index -= 4;
+                if (rgb_state.index == 2) {
+                    rgb_state.dir = !rgb_state.dir;
+                    rgb_state.count--;
+                }
+            }
+
+            if (rgb_state.count == 0) {
+                // move to stage 3
+                rgb_state.testing = ST_STAGE_3;
+                rgb_state.index = 0;
+                rgb_state.delay = ST_STAGE_DELAY;
+                rgb_state.duration = ST_END_DURATION;
+            }
+        }
+        break;
+        case ST_STAGE_3:
+            if (rgb_state.index != 16) {
+                IS31FL3731_set_color_all(0, 0, 0);
+            }
+
+            // light left and right
+            
+            if (rgb_state.index == 16) {
+                if (rgb_state.duration) {
+                    rgb_state.duration--;
+                } else {
+                    if (IS_HOST_LED_ON(USB_LED_CAPS_LOCK)) {
+                        rgb_state.state = CAPS_ALERT;
+                    } else {
+                        rgb_state.state = NORMAL;
+                        rgblight_set();
+                    }
+                }
+            } else {
+                // left
+                for (int i = 0; i < rgb_state.index+1; i++) {
+                    IS31FL3731_set_color(i, led.r, led.g, led.b);
+                }
+                // right
+                for (int i = 31; i > 31-rgb_state.index-1; i--) {
+                    IS31FL3731_set_color(i, led.r, led.g, led.b);
+                }
+                rgb_state.index ++;
+            }
+        break;
+    }
+
+    update_ticks();
+}
+
+const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
+/* Refer to IS31 manual for these locations
+ *   driver
+ *   |  R location
+ *   |  |       G location
+ *   |  |       |       B location
+ *   |  |       |       | */
+// left CA
+    {0, C1_1,   C3_2,   C4_2},
+    {0, C1_2,   C2_2,   C4_3},
+    {0, C1_3,   C2_3,   C3_3},
+    {0, C1_4,   C2_4,   C3_4},
+    {0, C1_5,   C2_5,   C3_5},
+    {0, C1_6,   C2_6,   C3_6},
+    {0, C1_7,   C2_7,   C3_7},
+    {0, C1_8,   C2_8,   C3_8},
+
+    {0, C9_1,   C8_1,   C7_1},
+    {0, C9_2,   C8_2,   C7_2},
+    {0, C9_3,   C8_3,   C7_3},
+    {0, C9_4,   C8_4,   C7_4},
+    {0, C9_5,   C8_5,   C7_5},
+    {0, C9_6,   C8_6,   C7_6},
+    {0, C9_7,   C8_7,   C6_6},
+    {0, C9_8,   C7_7,   C6_7},
+// left CB
+    {0, C1_9,   C3_10,  C4_10},
+    {0, C1_10,  C2_10,  C4_11},
+    {0, C1_11,  C2_11,  C3_11},
+    {0, C1_12,  C2_12,  C3_12},
+    {0, C1_13,  C2_13,  C3_13},
+    {0, C1_14,  C2_14,  C3_14},
+    {0, C1_15,  C2_15,  C3_15},
+    {0, C1_16,  C2_16,  C3_16},
+
+    {0, C9_9,   C8_9,   C7_9},
+    {0, C9_10,  C8_10,  C7_10},
+    {0, C9_11,  C8_11,  C7_11},
+    {0, C9_12,  C8_12,  C7_12},
+    {0, C9_13,  C8_13,  C7_13},
+    {0, C9_14,  C8_14,  C7_14},
+    {0, C9_15,  C8_15,  C6_14},
+    {0, C9_16,  C7_15,  C6_15},
+};
+#endif
+__attribute__((weak))
+void matrix_init_user(void) {}
+
+void matrix_init_kb(void)
+{
+    // clear caps led
+    setPinOutput(CAPS_PIN);
+    writePinLow(CAPS_PIN);
+#ifdef RGBLIGHT_ENABLE    
+    i2c_init();
+    IS31FL3731_init(DRIVER_ADDR_1);
+    for (int index = 0; index < DRIVER_LED_TOTAL; index++) {
+        IS31FL3731_set_led_control_register(index, true, true, true);
+    }
+    IS31FL3731_update_led_control_registers(DRIVER_ADDR_1, 0);
+    update_ticks();
+#endif
+    matrix_init_user();
+}
+
+#ifdef RGBLIGHT_ENABLE    
+void housekeeping_task_kb(void)
+{
+    if (rgb_state.state == SELF_TESTING) {
+        self_testing();
+    } else if (rgb_state.state == CAPS_ALERT) {
+        //gold 0xFF, 0xD9, 0x00
+        LED_TYPE led = {
+            .r = 0xFF,
+            .g = 0xD9, 
+            .b = 0x00,
+        };
+        if (rgb_state.alert) {
+            IS31FL3731_set_color_all(led.r, led.g, led.b);
+            ws2812_setleds(&led, 1);
+        } else {
+            led.r = 0;
+            led.g = 0;
+            led.b = 0;
+            IS31FL3731_set_color_all(0, 0, 0);
+            ws2812_setleds(&led, 1);
+        }
+
+        if (timer_elapsed(rgb_state.ticks) > ALERT_INTERVAL) {
+            rgb_state.alert = !rgb_state.alert;
+            update_ticks();
+        }
+    }
+
+    IS31FL3731_update_pwm_buffers(DRIVER_ADDR_1,0);
+
+    housekeeping_task_user();
+}
+
+void rgblight_call_driver(LED_TYPE *start_led, uint8_t num_leds)
+{
+    if (rgb_state.state != NORMAL) return;
+
+    for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) {
+        IS31FL3731_set_color(i, start_led[i].r, start_led[i].g, start_led[i].b);
+    }
+    ws2812_setleds(start_led+DRIVER_LED_TOTAL, 1);
+}
+#endif
+
+bool led_update_kb(led_t led_state)
+{
+    bool res = led_update_user(led_state);
+    if (res) {
+        writePin(CAPS_PIN, led_state.caps_lock);
+
+#ifdef RGBLIGHT_ENABLE    
+        if (rgb_state.state != SELF_TESTING) {
+            if (led_state.caps_lock) {
+                rgb_state.state = CAPS_ALERT;
+                update_ticks();
+            } else {
+                rgb_state.state = NORMAL;
+                rgblight_set();
+            }
+        }
+#endif
+    }
+    return res;
+}
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