[Keyboard] Add nknl7en keyboard (#11590)

* Add nknl7en keyboard

A 70 keys ANSI Layout split keyboard.
Salicylic-acid3

* Update readme.md

The name, photo, and link were wrong, so they have been corrected.

* Update keyboards/nknl7en/keymaps/salicylic/keymap.c

Co-authored-by: Drashna Jaelre <drashna@live.com>

* Update keyboards/nknl7en/keymaps/salicylic/keymap.c

Co-authored-by: Drashna Jaelre <drashna@live.com>

* Update keyboards/nknl7en/keymaps/salicylic/keymap.c

Co-authored-by: Drashna Jaelre <drashna@live.com>

* Update keyboards/nknl7en/keymaps/salicylic/keymap.c

Co-authored-by: Drashna Jaelre <drashna@live.com>

Co-authored-by: Drashna Jaelre <drashna@live.com>

1 files changed, 84 insertions, 0 deletions

diff --git a/keyboards/nknl7en/config.h b/keyboards/nknl7en/config.h
new file mode 100644
index 0000000000..997971bc96
--- /dev/null
+++ b/keyboards/nknl7en/config.h
@@ -0,0 +1,84 @@
+/*
+Copyright 2021 Salicylic_Acid
+
+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/>.
+*/
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0x04D8
+#define PRODUCT_ID      0xEA56
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Salicylic_Acid
+#define PRODUCT         nknl7en
+
+/* key matrix size */
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 9
+
+// wiring of each half
+#define MATRIX_ROW_PINS { D4, C6, D7, E6, B4 }
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3, B2, B5, D2 }
+
+#define DIODE_DIRECTION COL2ROW
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* serial.c configuration for split keyboard */
+#define SOFT_SERIAL_PIN D0
+#define SPLIT_HAND_PIN B6
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* ws2812 RGB LED */
+#define RGB_DI_PIN D3
+
+#ifndef RGBLED_NUM
+  #define RGBLED_NUM 21
+  #define RGBLIGHT_SPLIT
+  #define RGBLED_SPLIT { 9, 12 }
+#endif
+
+#define RGBLIGHT_ANIMATIONS
+
+#ifndef IOS_DEVICE_ENABLE
+  #define RGBLIGHT_LIMIT_VAL 180
+  #define RGBLIGHT_VAL_STEP 17
+#else
+  #define RGBLIGHT_LIMIT_VAL 50
+  #define RGBLIGHT_VAL_STEP 4
+#endif
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+
+#if defined(RGBLIGHT_ENABLE) && !defined(IOS_DEVICE_ENABLE)
+// USB_MAX_POWER_CONSUMPTION value for naked48 keyboard
+//  120  RGBoff, OLEDoff
+//  120  OLED
+//  330  RGB 6
+//  300  RGB 32
+//  310  OLED & RGB 32
+  #define USB_MAX_POWER_CONSUMPTION 400
+#else
+  // fix iPhone and iPad power adapter issue
+  // iOS device need lessthan 100
+  #define USB_MAX_POWER_CONSUMPTION 100
+#endif