docs: add example

src/examples/base/example.c

@@ -0,0 +1,57 @@
+#include "esp32idfDimmer.h"
+
+#include "esp_log.h"
+#include "esp_err.h"
+
+static const char *TAG = "dimmer_demo";
+
+// Dimmer pointer
+dimmertyp *ptr_dimmer;
+dimmertyp *ptr_dimmer_2;
+
+volatile bool _init_done;
+bool flag;
+
+#define INIT_NOT_DONE _init_done == false
+#define _50Hz 50
+
+#define ZEROCROSS_GPIO GPIO_NUM_21
+#define TRIAC_1_GPIO GPIO_NUM_22
+#define TRIAC_2_GPIO GPIO_NUM_26
+#define DIAGNOSTIC_LED_GPIO GPIO_NUM_17
+
+void init();
+
+void app_main()
+{
+    if (INIT_NOT_DONE)
+    {
+        init();
+        // Initial point;
+        setPower(ptr_dimmer, 1);
+    }
+
+    while (1)
+    {
+        // change the output power
+        getPower(ptr_dimmer) < 60 ? setPower(ptr_dimmer, (getPower(ptr_dimmer) + 5)) : setPower(ptr_dimmer, 1);
+        setPower(ptr_dimmer_2, getPower(ptr_dimmer));
+        // wait
+        vTaskDelay(100 / portTICK_PERIOD_MS);
+    }
+}
+
+void init()
+{
+    ESP_LOGI(TAG, "Starting init sequence");
+    // Set diagnostic leds
+    gpio_set_direction(DIAGNOSTIC_LED_GPIO, GPIO_MODE_OUTPUT);
+    gpio_set_level(DIAGNOSTIC_LED_GPIO, 1);
+    // Instantiate the new dimmer
+    ptr_dimmer = createDimmer(TRIAC_1_GPIO, ZEROCROSS_GPIO);
+    ptr_dimmer_2 = createDimmer(TRIAC_2_GPIO, ZEROCROSS_GPIO);
+    // startup
+    begin(ptr_dimmer, NORMAL_MODE, ON, _50Hz);
+    begin(ptr_dimmer_2, NORMAL_MODE, ON, _50Hz);
+    ESP_LOGI(TAG, "Init sequence completed");
+}