Working Smart_Outlet example

examples/smart_outlet/main/Kconfig.projbuild

@@ -23,4 +23,27 @@ menu "Example Configuration"
         help
             Setup id to be used for HomeKot pairing, if hard-coded setup code is enabled.
 
+    config OUTLET_GPIO
+        int "Outlet GPIO number"
+        range 0 34
+        default 33
+        help
+            GPIO number (IOxx) to control relay pin.
+
+            Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used.
+
+            Default is GPIO 33 (Built in Led on ESP32CAM by AI Thinker)
+
+            GPIOs 35-39 are input-only so cannot be used as outputs.
+
+    config OUTLET_IN_USE_GPIO
+        int "Outlet in use GPIO number"
+        range 0 34
+        default 0
+        help
+            GPIO number (IOxx) to sense outlet in use.
+
+            Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to blink.
+
+            GPIOs 35-39 are input-only so cannot be used as outputs. 
 endmenu

examples/smart_outlet/main/app_main.c

@@ -38,17 +38,20 @@
 
 #include <app_wifi.h>
 #include <app_hap_setup_payload.h>
+#include "outlet.h"
 
 static const char *TAG = "HAP outlet";
 
 #define SMART_OUTLET_TASK_PRIORITY  1
 #define SMART_OUTLET_TASK_STACKSIZE 4 * 1024
 #define SMART_OUTLET_TASK_NAME      "hap_outlet"
 
-#define OUTLET_IN_USE_GPIO GPIO_NUM_0
+#define OUTLET_IN_USE_GPIO CONFIG_OUTLET_IN_USE_GPIO
 
 #define ESP_INTR_FLAG_DEFAULT 0
 
+#define OUTLET_GPIO CONFIG_OUTLET_GPIO
+
 static xQueueHandle s_esp_evt_queue = NULL;
 /**
  * @brief the recover outlet in use gpio interrupt function
@@ -117,9 +120,10 @@ static int outlet_write(hap_write_data_t write_data[], int count,
         write = &write_data[i];
         if (!strcmp(hap_char_get_type_uuid(write->hc), HAP_CHAR_UUID_ON)) {
             ESP_LOGI(TAG, "Received Write. Outlet %s", write->val.b ? "On" : "Off");
-            /* TODO: Control Actual Hardware */
+            if (outlet_set_on(write->val.b) == 0) {
             hap_char_update_val(write->hc, &(write->val));
             *(write->status) = HAP_STATUS_SUCCESS;
+            }    
         } else {
             *(write->status) = HAP_STATUS_RES_ABSENT;
         }
@@ -237,5 +241,8 @@ void app_main()
     /* Create the application thread */
     xTaskCreate(smart_outlet_thread_entry, SMART_OUTLET_TASK_NAME, SMART_OUTLET_TASK_STACKSIZE,
                 NULL, SMART_OUTLET_TASK_PRIORITY, NULL);
+     gpio_pad_select_gpio(OUTLET_GPIO);
+    /* Set the GPIO as a push/pull output */
+    gpio_set_direction(OUTLET_GPIO, GPIO_MODE_OUTPUT); 
 }
 

examples/smart_outlet/main/outlet.c

@@ -0,0 +1,57 @@
+/*
+ * ESPRESSIF MIT License
+ *
+ * Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
+ *
+ * Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
+ * it is 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.
+ *
+ */
+
+/* HomeKit Outlet Example Hardware Implementation
+*/
+
+#include <stdio.h>
+
+#include "driver/gpio.h"
+#include "esp_log.h"
+
+
+static bool s_on = false;
+
+static const char *TAG = "outlet";
+#define OUTLET_GPIO CONFIG_OUTLET_GPIO
+
+
+
+/**
+ * @brief turn on/off the outlet
+ */
+int outlet_set_on(bool value)
+{
+    ESP_LOGI(TAG, "outlet_set_on : %s", value == true ? "true" : "false");
+
+    if (value == true) {
+        gpio_set_level(OUTLET_GPIO, 0);
+    } else {
+       gpio_set_level(OUTLET_GPIO, 1);
+    }
+
+    return 0;
+}
+
+

examples/smart_outlet/main/outlet.h

@@ -0,0 +1,43 @@
+/*
+ * ESPRESSIF MIT License
+ *
+ * Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
+ *
+ * Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
+ * it is 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.
+ *
+ */
+
+/* HomeKit Outlet Example
+*/
+
+#ifndef _OUTLET_H_
+#define _OUTLET_H_
+
+
+
+/**
+ * @brief turn on/off the outlet
+ *
+ * @param value The "On" value
+ *
+ * @return none
+ */
+int outlet_set_on(bool value);
+
+
+#endif /* _OUTLET_H_ */