1 files changed, 36 insertions, 0 deletions
diff --git a/keyboards/molecule/adns.h b/keyboards/molecule/adns.h
new file mode 100644
index 0000000000..d684d3cbcb
--- /dev/null
+++ b/keyboards/molecule/adns.h
@@ -0,0 +1,36 @@
+/* Copyright 2020 Richard Sutherland <rich@brickbots.com>
+ *
+ * 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
+
+void adns_begin(void);
+
+void adns_end(void);
+
+void adns_write(uint8_t reg_addr, uint8_t data);
+
+uint8_t adns_read(uint8_t reg_addr);
+
+
+int16_t convertDeltaToInt(uint8_t high, uint8_t low);
+
+struct _motion_delta {
+    int16_t delta_x;
+    int16_t delta_y;
+    int8_t motion_ind;
+};
+typedef struct _motion_delta motion_delta_t;
+
+motion_delta_t readSensor(void);