[Keyboard] Add ISO Macro keyboard (#11517)

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Co-authored-by: online <33636898+online@users.noreply.github.com>

keyboards/merge/iso_macro/config.h

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+ /* Copyright 2021 duoshock 
+  * 
+  * 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"
+
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x1200
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Merge
+#define PRODUCT         ISO Macro
+
+/* key matrix size */
+#define MATRIX_ROWS 3
+#define MATRIX_COLS 3
+
+#define MATRIX_ROW_PINS { F4, F5, F6}
+#define MATRIX_COL_PINS { B4, B5, B6}
+#define UNUSED_PINS
+#define BACKLIGHT_PIN B7
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+
+#define ENCODERS_PAD_A { F0, D0 }
+#define ENCODERS_PAD_B { F1, D1 }
+#define ENCODER_RESOLUTION 4

keyboards/merge/iso_macro/iso_macro.c

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+ /* Copyright 2021 duoshock 
+  * 
+  * 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 "iso_macro.h"

keyboards/merge/iso_macro/iso_macro.h

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+ /* Copyright 2021 duoshock 
+  * 
+  * 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 "quantum.h"
+
+#define LAYOUT( \
+      k21, k00, k01, k02, k20, \
+      k22, k10, k11, k12 \
+) \
+{ \
+    { k00, k01, k02 }, \
+    { k10, k11, k12 }, \
+    { k20, k21, k22 }  \
+} 

keyboards/merge/iso_macro/keymaps/default/keymap.c

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+/* Copyright 2021 duoshock 
+  * 
+  * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* LAYER 0
+ * ,---------------------------------------------.
+ * | Encoder A  |   4   |   5   |   6   | Enter  |
+ * |------------|-------+-------+-------|        |
+ * | Encoder B  |   1   |   2   |   3   |        |
+ * `---------------------------------------------'
+ */
+[0] = LAYOUT(
+  KC_HOME, KC_4, KC_5, KC_6, KC_ENT,
+  KC_MUTE, KC_1, KC_2, KC_3
+),
+};
+
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) { // Encdoer A
+        if (clockwise) {
+            tap_code(KC_UP);
+        } else {
+            tap_code(KC_DOWN);
+        }
+    } else if (index == 1) { // Encoder B
+        if (clockwise) {
+            tap_code(KC_VOLU);
+        } else {
+            tap_code(KC_VOLD);
+        }
+    }
+}

keyboards/merge/iso_macro/keymaps/default/readme.md

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+# Default ISO Macro Layout
+
+![ISO Macro Layout Image](https://i.imgur.com/5NEfKVz.jpg)
+
+This is the default layout that comes flashed on every ISO Macro.

keyboards/merge/iso_macro/keymaps/via/keymap.c

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+ /* Copyright 2021 duoshock 
+  * 
+  * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* LAYER 0
+ * ,---------------------------------------------.
+ * | Encoder A  |   4   |   5   |   6   | Enter  |
+ * |------------|-------+-------+-------|        |
+ * | Encoder B  |   1   |   2   |   3   |        |
+ * `---------------------------------------------'
+ */
+[0] = LAYOUT(
+  BL_TOGG, KC_4, KC_5, KC_6, KC_ENT,
+  KC_MUTE, KC_1, KC_2, KC_3
+),
+
+[1] = LAYOUT(
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+),
+
+[2] = LAYOUT(
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+),
+
+[3] = LAYOUT(
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+),
+};
+
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) { // Encoder A
+        if (clockwise) {
+            backlight_increase();
+        } else {
+            backlight_decrease();
+        }
+    } else if (index == 1) { // Encoder B
+        if (clockwise) {
+            tap_code(KC_VOLU);
+        } else {
+            tap_code(KC_VOLD);
+        }
+    }
+}

keyboards/merge/iso_macro/keymaps/via/rules.mk

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+VIA_ENABLE = yes
+LTO_ENABLE = yes

keyboards/merge/iso_macro/readme.md

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+# ISO Macro
+
+![ISO Macro](https://i.imgur.com/wJoaZ8xl.jpg)
+
+A 7 keys macro pad with 2 encoders made and sold by Merge. [Product page](https://mergedesign.store/products/iso-macro)
+
+* Keyboard Maintainer: [duoshock](https://github.com/duoshock)
+* Hardware Availability: [Merge Store](https://mergedesign.store/products/iso-macro)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make merge/isomacro:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).

keyboards/merge/iso_macro/rules.mk

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+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+ENCODER_ENABLE = yes