From ad57182cf8e0ae5bee5077affe4d25f8391d8801 Mon Sep 17 00:00:00 2001
From: Blitblank <pmcgeee03@gmail.com>
Date: Sat, 29 Nov 2025 21:55:10 -0600
Subject: [PATCH] first commit

---
 .gitignore                 |  1 +
 CMakeLists.txt             |  7 ++++++
 README.md                  |  2 ++
 scripts/build.sh           |  3 +++
 scripts/cmake_presets.json |  0
 scripts/flash.sh           |  3 +++
 scripts/monitor.sh         |  3 +++
 sdk.config.defaults        |  0
 src/main.c                 | 50 ++++++++++++++++++++++++++++++++++++++
 9 files changed, 69 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 CMakeLists.txt
 create mode 100644 README.md
 create mode 100644 scripts/build.sh
 create mode 100644 scripts/cmake_presets.json
 create mode 100644 scripts/flash.sh
 create mode 100644 scripts/monitor.sh
 create mode 100644 sdk.config.defaults
 create mode 100644 src/main.c

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d163863
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+build/
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..7b70a69
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,7 @@
+
+# TODO: check version
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/scripts/project.cmake)
+
+project(this)
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..482b677
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+
+For now, a template for an embdedded application for the ESP32-S3-Wroom1 module running ESP-IDF
diff --git a/scripts/build.sh b/scripts/build.sh
new file mode 100644
index 0000000..f15511d
--- /dev/null
+++ b/scripts/build.sh
@@ -0,0 +1,3 @@
+#!usr/bin/bash
+
+# TODO: implement
diff --git a/scripts/cmake_presets.json b/scripts/cmake_presets.json
new file mode 100644
index 0000000..e69de29
diff --git a/scripts/flash.sh b/scripts/flash.sh
new file mode 100644
index 0000000..f15511d
--- /dev/null
+++ b/scripts/flash.sh
@@ -0,0 +1,3 @@
+#!usr/bin/bash
+
+# TODO: implement
diff --git a/scripts/monitor.sh b/scripts/monitor.sh
new file mode 100644
index 0000000..f15511d
--- /dev/null
+++ b/scripts/monitor.sh
@@ -0,0 +1,3 @@
+#!usr/bin/bash
+
+# TODO: implement
diff --git a/sdk.config.defaults b/sdk.config.defaults
new file mode 100644
index 0000000..e69de29
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..b482c8a
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,50 @@
+
+// Copied from official ESP-IDF repository
+// https://github.com/espressif/esp-idf/blob/v5.5.1/examples/get-started/hello_world/main/hello_world_main.c
+
+#include <stdio.h>
+#include <inttypes.h>
+#include "sdkconfig.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_chip_info.h"
+#include "esp_flash.h"
+#include "esp_system.h"
+
+void app_main(void)
+{
+    printf("Hello world!\n");
+
+    /* Print chip information */
+    esp_chip_info_t chip_info;
+    uint32_t flash_size;
+    esp_chip_info(&chip_info);
+    printf("This is %s chip with %d CPU core(s), %s%s%s%s, ",
+           CONFIG_IDF_TARGET,
+           chip_info.cores,
+           (chip_info.features & CHIP_FEATURE_WIFI_BGN) ? "WiFi/" : "",
+           (chip_info.features & CHIP_FEATURE_BT) ? "BT" : "",
+           (chip_info.features & CHIP_FEATURE_BLE) ? "BLE" : "",
+           (chip_info.features & CHIP_FEATURE_IEEE802154) ? ", 802.15.4 (Zigbee/Thread)" : "");
+
+    unsigned major_rev = chip_info.revision / 100;
+    unsigned minor_rev = chip_info.revision % 100;
+    printf("silicon revision v%d.%d, ", major_rev, minor_rev);
+    if(esp_flash_get_size(NULL, &flash_size) != ESP_OK) {
+        printf("Get flash size failed");
+        return;
+    }
+
+    printf("%" PRIu32 "MB %s flash\n", flash_size / (uint32_t)(1024 * 1024),
+           (chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");
+
+    printf("Minimum free heap size: %" PRIu32 " bytes\n", esp_get_minimum_free_heap_size());
+
+    for (int i = 10; i >= 0; i--) {
+        printf("Restarting in %d seconds...\n", i);
+        vTaskDelay(1000 / portTICK_PERIOD_MS);
+    }
+    printf("Restarting now.\n");
+    fflush(stdout);
+    esp_restart();
+}
\ No newline at end of file