2 files changed, 24 insertions, 0 deletions
diff --git a/keyboards/handwired/onekey/keymaps/joystick/config.h b/keyboards/handwired/onekey/keymaps/joystick/config.h
new file mode 100644
index 0000000000..8a4e461b27
--- /dev/null
+++ b/keyboards/handwired/onekey/keymaps/joystick/config.h
@@ -0,0 +1,4 @@
+#pragma once
+
+#define JOYSTICK_AXIS_COUNT 2
+#define JOYSTICK_BUTTON_COUNT 1
diff --git a/keyboards/handwired/onekey/keymaps/joystick/keymap.c b/keyboards/handwired/onekey/keymaps/joystick/keymap.c
new file mode 100644
index 0000000000..6463900b7b
--- /dev/null
+++ b/keyboards/handwired/onekey/keymaps/joystick/keymap.c
@@ -0,0 +1,20 @@
+#include QMK_KEYBOARD_H
+
+#ifndef ADC_PIN
+#    define ADC_PIN F6
+#endif
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    LAYOUT_ortho_1x1(JS_0)
+};
+
+void matrix_scan_user() {
+    int16_t val = (((uint32_t)timer_read() % 5000 - 2500) * 255) / 5000;
+    joystick_set_axis(1, val);
+}
+
+// Joystick config
+joystick_config_t joystick_axes[JOYSTICK_AXIS_COUNT] = {
+    [0] = JOYSTICK_AXIS_IN(ADC_PIN, 0, 512, 1023),
+    [1] = JOYSTICK_AXIS_VIRTUAL
+};