[Keyboard] Add keyboard 7skb (#7468)

* Add keyboard 7skb

Add 7skb keyboard.

A 63 keys HHKB Layout keyboard.
Salicylic-acid3

* Update keyboards/7skb/keymaps/default/keymap.c

* Update keyboards/7skb/keymaps/default/keymap.c

* Update keyboards/7skb/keymaps/default/keymap.c

* Update keyboards/7skb/keymaps/salicylic/keymap.c

* Update keyboards/7skb/readme.md

* Update keyboards/7skb/readme.md

* Update keyboards/7skb/readme.md

* keymap update

Remove extra parts

* Delete rules.mk

* Update keyboards/7skb/rev1/rev1.c

keyboards/7skb/rev1/config.h

@@ -0,0 +1,84 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+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 QMK_KEYBOARD_CONFIG_H
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x3060
+#define DEVICE_VER      0x0007
+#define MANUFACTURER    Salicylic_Acid
+#define PRODUCT         7skb
+#define DESCRIPTION     A custom keyboard
+
+/* key matrix size */
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 8
+
+// 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 }
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* serial.c configuration for split keyboard */
+#define SOFT_SERIAL_PIN D2
+#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 10
+  #define RGBLIGHT_SPLIT
+  #define RGBLED_SPLIT { 5, 5 }
+#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