First commit - blinking LED.

.editorconfig

@@ -0,0 +1,18 @@
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace =  true
+charset = utf-8
+
+[*.sh]
+# like -i=2
+indent_style = space
+indent_size = 2
+
+#shell_variant      = posix # like -ln=posix
+#binary_next_line   = true  # like -bn
+switch_case_indent = true  # like -ci
+space_redirects    = true  # like -sr
+#keep_padding       = true  # like -kp

.gitignore

@@ -0,0 +1,12 @@
+.pio
+.vscode
+.cache
+bin
+dist
+*.pyc
+data
+# C Lion
+.idea
+cmake-build-*
+CMakeLists.txt
+CMakeListsPrivate.txt

README.md

@@ -1,2 +1,2 @@
 # ESP32Wrover16Template
-Platformio ESP32 Wrover 16MB flash template
+Platformio ESP32 Wrover 16MB flash template to use with Wrover 16MB development kit (ie. https://www.laskakit.cz/laskakit-esp32-lpkit-wrover-e-pcb-antenna/).

boards/wrover-16MB.json

@@ -0,0 +1,34 @@
+{
+  "build": {
+    "arduino":{
+      "ldscript": "esp32_out.ld"
+    },
+    "core": "esp32",
+    "extra_flags": "-DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue",
+    "f_cpu": "240000000L",
+    "f_flash": "40000000L",
+    "flash_mode": "dio",
+    "mcu": "esp32",
+    "variant": "esp32"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks": [
+    "arduino",
+    "espidf"
+  ],
+  "name": "WROVER-16MB",
+  "upload": {
+    "flash_size": "16MB",
+    "maximum_ram_size": 327680,
+    "maximum_size": 16777216,
+    "require_upload_port": true,
+    "speed": 460800
+  },
+  "url": "https://www.espressif.com",
+  "vendor": "Espressif"
+}

platformio.ini

@@ -0,0 +1,25 @@
+[platformio]
+;build_cache_dir = .cache
+default_envs = USB
+
+[env]
+platform = espressif32@5.2.0
+framework = arduino
+board_build.filesystem = littlefs
+
+lib_ldf_mode = chain+
+build_flags =
+  -DAPP_NAME='"esp32Template"'
+  -DHW_NAME='"WroverDevKit"'
+
+[env:USB]
+board = wrover-16MB
+board_build.partitions = default_16MB.csv
+build_flags =
+  ${env.build_flags}
+  -DCORE_DEBUG_LEVEL=0
+upload_port = /dev/ttyUSB0
+upload_speed = 460800
+monitor_port = /dev/ttyUSB0
+monitor_speed = 115200
+monitor_filters = esp32_exception_decoder

src/main.cpp

@@ -0,0 +1,24 @@
+#include <Arduino.h>
+
+#ifndef LED_BUILTIN
+# warning Development kit has no built-in LED. Using GPIO4 as default.
+# define LED_BUILTIN 4
+#endif
+
+static uint32_t timeBase = 0;
+
+void setup(void)
+{
+
+    Serial.begin(115200); // prepare serial debug port
+    pinMode(LED_BUILTIN, OUTPUT);
+}
+
+void loop(void)
+{
+
+    if (millis() - timeBase > 500) {
+        timeBase = millis();
+        digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));
+    }
+}