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-rw-r--r--keyboards/keebio/bdn9/keymaps/default/config.h5
-rw-r--r--keyboards/keebio/bdn9/rev3/config.h14
-rw-r--r--keyboards/keebio/bdn9/rev3/halconf.h8
-rw-r--r--keyboards/keebio/bdn9/rev3/keyboard.json97
-rw-r--r--keyboards/keebio/bdn9/rev3/mcuconf.h10
-rw-r--r--keyboards/keebio/bdn9/rev3/rev3.c36
6 files changed, 165 insertions, 5 deletions
diff --git a/keyboards/keebio/bdn9/keymaps/default/config.h b/keyboards/keebio/bdn9/keymaps/default/config.h
deleted file mode 100644
index e09fba9232..0000000000
--- a/keyboards/keebio/bdn9/keymaps/default/config.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#pragma once
-
-#ifdef RGB_MATRIX_ENABLE
-# define RGB_MATRIX_KEYPRESSES
-#endif
diff --git a/keyboards/keebio/bdn9/rev3/config.h b/keyboards/keebio/bdn9/rev3/config.h
new file mode 100644
index 0000000000..3afa37bce1
--- /dev/null
+++ b/keyboards/keebio/bdn9/rev3/config.h
@@ -0,0 +1,14 @@
+// Copyright 2025 Danny Nguyen (@nooges)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+/* Defines for the RGB matrix */
+#ifdef RGB_MATRIX_ENABLE
+# define WS2812_PWM_DRIVER PWMD15
+# define WS2812_PWM_CHANNEL 2
+# define WS2812_PWM_PAL_MODE 1
+# define WS2812_DMA_STREAM STM32_DMA1_STREAM2
+# define WS2812_DMA_CHANNEL 2
+# define WS2812_DMAMUX_ID STM32_DMAMUX1_TIM15_UP
+#endif
diff --git a/keyboards/keebio/bdn9/rev3/halconf.h b/keyboards/keebio/bdn9/rev3/halconf.h
new file mode 100644
index 0000000000..969d6e5512
--- /dev/null
+++ b/keyboards/keebio/bdn9/rev3/halconf.h
@@ -0,0 +1,8 @@
+// Copyright 2025 Danny Nguyen (@nooges)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#define HAL_USE_PWM TRUE
+
+#include_next <halconf.h>
diff --git a/keyboards/keebio/bdn9/rev3/keyboard.json b/keyboards/keebio/bdn9/rev3/keyboard.json
new file mode 100644
index 0000000000..e180c04e2a
--- /dev/null
+++ b/keyboards/keebio/bdn9/rev3/keyboard.json
@@ -0,0 +1,97 @@
+{
+ "keyboard_name": "BDN9 Rev. 3",
+ "bootloader": "stm32-dfu",
+ "encoder": {
+ "rotary": [
+ {"pin_a": "A8", "pin_b": "A4"},
+ {"pin_a": "B3", "pin_b": "A15"},
+ {"pin_a": "A10", "pin_b": "A9"}
+ ]
+ },
+ "features": {
+ "bootmagic": true,
+ "command": true,
+ "console": true,
+ "encoder": true,
+ "extrakey": true,
+ "mousekey": true,
+ "rgb_matrix": true
+ },
+ "matrix_pins": {
+ "direct": [
+ ["B12", "B5", "B6"],
+ ["B14", "B4", "B7"],
+ ["A3", "F1", "F0"]
+ ]
+ },
+ "processor": "STM32G431",
+ "rgb_matrix": {
+ "animations": {
+ "alphas_mods": true,
+ "band_pinwheel_sat": true,
+ "band_pinwheel_val": true,
+ "band_sat": true,
+ "band_spiral_sat": true,
+ "band_spiral_val": true,
+ "band_val": true,
+ "breathing": true,
+ "cycle_all": true,
+ "cycle_left_right": true,
+ "cycle_out_in": true,
+ "cycle_out_in_dual": true,
+ "cycle_pinwheel": true,
+ "cycle_spiral": true,
+ "cycle_up_down": true,
+ "digital_rain": true,
+ "dual_beacon": true,
+ "gradient_left_right": true,
+ "gradient_up_down": true,
+ "hue_breathing": true,
+ "hue_pendulum": true,
+ "hue_wave": true,
+ "jellybean_raindrops": true,
+ "multisplash": true,
+ "pixel_flow": true,
+ "pixel_fractal": true,
+ "pixel_rain": true,
+ "rainbow_beacon": true,
+ "rainbow_moving_chevron": true,
+ "rainbow_pinwheels": true,
+ "raindrops": true,
+ "solid_multisplash": true,
+ "solid_reactive": true,
+ "solid_reactive_cross": true,
+ "solid_reactive_multicross": true,
+ "solid_reactive_multinexus": true,
+ "solid_reactive_multiwide": true,
+ "solid_reactive_nexus": true,
+ "solid_reactive_simple": true,
+ "solid_reactive_wide": true,
+ "solid_splash": true,
+ "splash": true,
+ "typing_heatmap": true
+ },
+ "driver": "ws2812",
+ "layout": [
+ {"matrix": [0, 0], "x": 0, "y": 0, "flags": 4},
+ {"matrix": [0, 1], "x": 112, "y": 0, "flags": 4},
+ {"matrix": [0, 2], "x": 224, "y": 0, "flags": 4},
+ {"matrix": [1, 0], "x": 0, "y": 32, "flags": 4},
+ {"matrix": [1, 1], "x": 112, "y": 32, "flags": 4},
+ {"matrix": [1, 2], "x": 224, "y": 32, "flags": 4},
+ {"matrix": [2, 0], "x": 0, "y": 64, "flags": 4},
+ {"matrix": [2, 1], "x": 112, "y": 64, "flags": 4},
+ {"matrix": [2, 2], "x": 224, "y": 64, "flags": 4},
+ {"x": 56, "y": 64, "flags": 2},
+ {"x": 168, "y": 64, "flags": 2}
+ ]
+ },
+ "usb": {
+ "device_version": "3.0.0",
+ "pid": "0x3133"
+ },
+ "ws2812": {
+ "driver": "pwm",
+ "pin": "B15"
+ }
+}
diff --git a/keyboards/keebio/bdn9/rev3/mcuconf.h b/keyboards/keebio/bdn9/rev3/mcuconf.h
new file mode 100644
index 0000000000..0b109bf791
--- /dev/null
+++ b/keyboards/keebio/bdn9/rev3/mcuconf.h
@@ -0,0 +1,10 @@
+// Copyright 2025 Danny Nguyen (@nooges)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include_next <mcuconf.h>
+
+/* enable TIM15, used for RGB LED PWM driver */
+#undef STM32_PWM_USE_TIM15
+#define STM32_PWM_USE_TIM15 TRUE
diff --git a/keyboards/keebio/bdn9/rev3/rev3.c b/keyboards/keebio/bdn9/rev3/rev3.c
new file mode 100644
index 0000000000..f15abf9d85
--- /dev/null
+++ b/keyboards/keebio/bdn9/rev3/rev3.c
@@ -0,0 +1,36 @@
+// Copyright 2025 Danny Nguyen (@nooges)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "quantum.h"
+
+void keyboard_pre_init_kb(void) {
+ // Disable the PD peripheral in pre-init because its pins (B4, B6) are being used in the matrix:
+ PWR->CR3 |= PWR_CR3_UCPD_DBDIS;
+ // Call the corresponding _user() function (see https://docs.qmk.fm/#/custom_quantum_functions)
+ keyboard_pre_init_user();
+}
+bool encoder_update_kb(uint8_t index, bool clockwise) {
+ if (!encoder_update_user(index, clockwise)) { return false; }
+ if (index == 0) {
+ if (clockwise) {
+ tap_code(KC_VOLU);
+ } else {
+ tap_code(KC_VOLD);
+ }
+ }
+ else if (index == 1) {
+ if (clockwise) {
+ tap_code(KC_DOWN);
+ } else {
+ tap_code(KC_UP);
+ }
+ }
+ else if (index == 2) {
+ if (clockwise) {
+ tap_code(KC_PGDN);
+ } else {
+ tap_code(KC_PGUP);
+ }
+ }
+ return false;
+}