diff -r 000000000000 -r 88d965579617 components/esp32-owb/include/owb_gpio.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/esp32-owb/include/owb_gpio.h	Tue Oct 08 12:00:31 2019 +0200
@@ -0,0 +1,60 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2017 David Antliff
+ * Copyright (c) 2017 Chris Morgan <chmorgan@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#pragma once
+#ifndef OWB_GPIO_H
+#define OWB_GPIO_H
+
+#include "owb.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief 1-wire bus connection on the gpio.
+ */
+typedef struct
+{
+    int gpio;         ///< Value of the GPIO connected to the 1-Wire bus
+    OneWireBus bus;   ///< OneWireBus instance
+} owb_gpio_driver_info;
+
+/**
+ * @brief Initialise the GPIO driver.
+ * @return OneWireBus*, pass this into the other OneWireBus public API functions
+ */
+OneWireBus * owb_gpio_initialize(owb_gpio_driver_info *driver_info, int gpio);
+
+/**
+ * @brief Clean up after a call to owb_gpio_initialize()
+ */
+void owb_gpio_uninitialize(owb_gpio_driver_info *driver_info);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // OWB_GPIO_H