source code migrating from gitlab

001ESP32_Blink/CMakeLists.txt

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+# The following five lines of boilerplate have to be in your project's
+# CMakeLists in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(blink)

001ESP32_Blink/README.md

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+# Blink
+
+## The quintessential project
+The 'hello world' of embedded projects is to get an LED to blink
+
+## Links for more info:
+github for esp-idf: https://docs.espressif.com/projects/esp-idf/en/stable/esp32/index.html  
+
+docs: https://docs.espressif.com/  
+
+in depth video on esp-idf: https://www.youtube.com/watch?v=J8zc8mMNKtc  
+

001ESP32_Blink/main/CMakeLists.txt

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+idf_component_register(SRCS "blink.c"
+                    INCLUDE_DIRS ".")

001ESP32_Blink/main/blink.c

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+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_log.h"
+#include "driver/gpio.h"
+
+#define LED 2
+
+void app_main(void) {
+  const char *tag = "blink";
+  ESP_LOGI(tag, "Starting blink!\n");
+
+  const uint32_t hi = 1, lo = 0;
+  const TickType_t duration = 500 / portTICK_PERIOD_MS;
+
+  gpio_reset_pin(LED);
+  gpio_set_direction(LED, GPIO_MODE_OUTPUT);
+
+  while (1) {
+    gpio_set_level(LED, hi);
+    vTaskDelay(duration);
+    gpio_set_level(LED, lo);
+    vTaskDelay(duration);
+
+  }
+}