CannonKeys Meetup Pad 2023 (qmk#21806)

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

keyboards/cannonkeys/meetuppad2023/info.json

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+{
+    "manufacturer": "CannonKeys",
+    "keyboard_name": "Meetup Pad 2023",
+    "maintainer": "awkannan",
+    "bootloader": "stm32-dfu",
+    "diode_direction": "COL2ROW",
+    "features": {
+        "bootmagic": true,
+        "command": false,
+        "console": false,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true
+    },
+    "matrix_pins": {
+        "cols": ["B11", "B10", "B2", "B0"],
+        "rows": ["B1", "A7"]
+    },
+    "processor": "STM32F072",
+    "url": "https://cannonkeys.com",
+    "usb": {
+        "device_version": "0.0.1",
+        "pid": "0x2023",
+        "vid": "0xCA04"
+    },
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {"matrix": [1, 0], "x": 0, "y": 0},
+                {"matrix": [0, 0], "x": 1, "y": 0},
+                {"matrix": [1, 1], "x": 0, "y": 1},
+                {"matrix": [0, 1], "x": 1, "y": 1},
+                {"matrix": [1, 2], "x": 0, "y": 2},
+                {"matrix": [0, 2], "x": 1, "y": 2},
+                {"matrix": [1, 3], "x": 0, "y": 3},
+                {"matrix": [0, 3], "x": 1, "y": 3}
+            ]
+        }
+    }
+}

keyboards/cannonkeys/meetuppad2023/keymaps/default/keymap.c

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+// Copyright 2023 Andrew Kannan
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT(
+    KC_1, KC_2,
+    KC_3, KC_4,
+    KC_5, KC_6,
+    KC_7, MO(1)
+  ),
+
+  [1] = LAYOUT(
+    QK_BOOT, KC_8,
+    KC_9, KC_TRNS,
+    KC_TRNS, KC_TRNS,
+    KC_TRNS, KC_TRNS
+  )
+};

keyboards/cannonkeys/meetuppad2023/keymaps/via/keymap.c

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+// Copyright 2023 Andrew Kannan
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+enum custom_keycodes {
+    MYMACRO = QK_KB_0,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT(
+    MYMACRO, KC_1,
+    KC_2, KC_3,
+    KC_4, KC_5,
+    KC_6, MO(1)
+  ),
+
+  [1] = LAYOUT(
+    QK_BOOT, KC_7,
+    KC_8, KC_9,
+    KC_TRNS, KC_TRNS,
+    KC_TRNS, KC_TRNS
+  )
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+    case MYMACRO:
+        if (record->event.pressed) {
+            SEND_STRING("I went to the CannonKeys 2023 meetup and all I got was this macropad");
+        }
+        break;
+    }
+    return true;
+};

keyboards/cannonkeys/meetuppad2023/keymaps/via/rules.mk

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+VIA_ENABLE = yes

keyboards/cannonkeys/meetuppad2023/readme.md

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+# CannonKeys Meetup Pad 2023
+
+* Keyboard Maintainer: [Andrew Kannan](https://github.com/awkannan)
+* Hardware Supported: STM32F072CBT6
+
+Make example for this keyboard (after setting up your build environment):
+
+    make cannonkeys/meetuppad2023: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).
+
+## Bootloader
+
+Enter the bootloader in 3 ways:
+
+* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (top right on this board) and plug in the keyboard
+* **Physical reset button**: Swap the boot switch on the back of the PCB to "1" and hit the reset button
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available

keyboards/cannonkeys/meetuppad2023/rules.mk

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+# Wildcard to allow APM32 MCU
+DFU_SUFFIX_ARGS = -v FFFF -p FFFF