diff --git a/src/platform/PICO/exti_pico.c b/src/platform/PICO/exti_pico.c
new file mode 100644
index 0000000000..54be2ba5f9
--- /dev/null
+++ b/src/platform/PICO/exti_pico.c
@@ -0,0 +1,49 @@
+/*
+ * This file is part of Betaflight.
+ *
+ * Betaflight is free software. You can redistribute this software
+ * and/or modify this software under the terms of the GNU General
+ * Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * Betaflight 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 software.
+ *
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "drivers/exti.h"
+#include "common/utils.h"
+
+void EXTIConfig(IO_t io, extiCallbackRec_t *cb, int irqPriority, ioConfig_t config, extiTrigger_t trigger)
+{
+    UNUSED(io);
+    UNUSED(cb);
+    UNUSED(irqPriority);
+    UNUSED(config);
+    UNUSED(trigger);
+}
+
+void EXTIInit(void)
+{
+    //TODO: implement
+    // NOOP
+}
+
+void EXTIHandlerInit(extiCallbackRec_t *self, extiHandlerCallback *fn)
+{
+    self->fn = fn;
+}
+
+void EXTIEnable(IO_t io)
+{
+    //TODO: implement
+    UNUSED(io);
+}