Create ESP-McFaddin-Code

Used on the ESP to program Samsung DMB's

 - Board: ESP32S3 Dev Module
    - USB Mode: USB-OTG (TinyUSB)
    - USB CDC On Boot: Disabled
    - Upload Mode: UART0 / Hardware CDC
    - Flash Size: 16MB (128Mb)
    - PSRAM: OPI PSRAM
    - Partition Scheme: 16M Flash (3MB APP/9.9MB FATFS)
    - Port: /dev/ttyACM0

ESP-McFaddin-Code

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+// =============================================
+// Samsung QB Series - Wisar Digital Setup
+// ESP32-S3 DevKit N16R8 - USB HID Keyboard
+// =============================================
+// Navigates OSD menus to configure URL Launcher
+// pointing to Wisar Digital signage platform.
+// Plug ESP32 USB-C (OTG) port into QB display USB port.
+// Display should be powered on at home/menu screen.
+// =============================================
+//
+// =============================================
+// AVAILABLE HID KEYS REFERENCE
+// =============================================
+//
+// --- Modifier Keys ---
+// KEY_LEFT_CTRL        KEY_RIGHT_CTRL
+// KEY_LEFT_SHIFT       KEY_RIGHT_SHIFT
+// KEY_LEFT_ALT         KEY_RIGHT_ALT
+// KEY_LEFT_GUI         KEY_RIGHT_GUI        (Windows/Super/Cmd)
+//
+// --- Navigation Keys ---
+// KEY_UP_ARROW         KEY_DOWN_ARROW
+// KEY_LEFT_ARROW       KEY_RIGHT_ARROW
+// KEY_HOME             KEY_END
+// KEY_PAGE_UP          KEY_PAGE_DOWN
+//
+// --- Editing Keys ---
+// KEY_BACKSPACE        KEY_TAB
+// KEY_RETURN           (Enter)
+// KEY_ESC
+// KEY_INSERT           KEY_DELETE
+// KEY_CAPS_LOCK        KEY_NUM_LOCK
+// KEY_SCROLL_LOCK      KEY_PRINT_SCREEN
+// KEY_PAUSE
+//
+// --- Function Keys ---
+// KEY_F1   KEY_F2   KEY_F3   KEY_F4
+// KEY_F5   KEY_F6   KEY_F7   KEY_F8
+// KEY_F9   KEY_F10  KEY_F11  KEY_F12
+// KEY_F13  KEY_F14  KEY_F15  KEY_F16
+// KEY_F17  KEY_F18  KEY_F19  KEY_F20
+// KEY_F21  KEY_F22  KEY_F23  KEY_F24
+//
+// --- Printable Characters ---
+// Pass directly to write() or print():
+//   Letters:  'a'-'z', 'A'-'Z'
+//   Numbers:  '0'-'9'
+//   Symbols:  '!','@','#','$','%','^','&','*','(',')'
+//             '-','=','[',']','\\',';','\'',',','.','/','`'
+//             '_','+','{','}','|',':','"','<','>','?','~'
+//             ' ' (space)
+//
+// --- Modifier Combos ---
+// Use press() for combos, e.g.:
+//   Keyboard.press(KEY_LEFT_CTRL);
+//   Keyboard.press('c');           // Ctrl+C
+//   Keyboard.releaseAll();
+//
+// --- Menu / Media Keys (USBHIDConsumerControl) ---
+// Requires #include "USBHIDConsumerControl.h"
+// Not used in this sketch but available:
+//   CONSUMER_CONTROL_VOLUME_INCREMENT
+//   CONSUMER_CONTROL_VOLUME_DECREMENT
+//   CONSUMER_CONTROL_MUTE
+//   CONSUMER_CONTROL_PLAY_PAUSE
+//   CONSUMER_CONTROL_STOP
+//   CONSUMER_CONTROL_SCAN_NEXT
+//   CONSUMER_CONTROL_SCAN_PREVIOUS
+//   CONSUMER_CONTROL_BRIGHTNESS_INCREMENT
+//   CONSUMER_CONTROL_BRIGHTNESS_DECREMENT
+//   CONSUMER_CONTROL_POWER
+//   CONSUMER_CONTROL_HOME
+//   CONSUMER_CONTROL_BACK
+//   CONSUMER_CONTROL_FORWARD
+//   CONSUMER_CONTROL_REFRESH
+//
+// =============================================
+
+#ifndef ARDUINO_USB_MODE
+#error This ESP32 SoC has no Native USB interface
+#elif ARDUINO_USB_MODE == 1
+#error USB Mode must be set to "USB-OTG (TinyUSB)" in Tools menu
+#endif
+
+#include "USB.h"
+#include "USBHIDKeyboard.h"
+
+
+USBHIDKeyboard Keyboard;
+
+// Delay between each character when typing strings (ms)
+// Samsung TV is slow — 150ms per char prevents garbled input
+const int CHAR_DELAY = 250;
+
+// Delay between menu navigation steps (ms)
+const int NAV_DELAY = 2000;
+
+void slowType(const char* text) {
+  while (*text) {
+    Keyboard.write(*text);
+    delay(CHAR_DELAY);
+    text++;
+  }
+}
+
+void pressKey(uint8_t key) {
+  Keyboard.press(key);
+  delay(50);
+  Keyboard.releaseAll();
+}
+
+void setup() {
+  Keyboard.begin();
+  USB.begin();
+
+  // Wait for USB HID enumeration
+  delay(3000);
+
+  // Navigate past initial screens
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+
+  // Menu navigation - select URL Launcher
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(3000);
+
+  // Type Wisar Digital URL (slow, one char at a time)
+  slowType("http://app.wisardigital.com/app");
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+
+  // Continue navigation
+  pressKey(KEY_RIGHT_ARROW);
+  delay(NAV_DELAY);
+
+  // Navigate sub-menu
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_RIGHT_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+
+  // Navigate to PIN entry
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_DOWN_ARROW);
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+
+  // Enter PIN (000000000000)
+  slowType("000000000000");
+  delay(NAV_DELAY);
+  pressKey(KEY_RETURN);
+  delay(NAV_DELAY);
+
+  // Done
+  Keyboard.end();
+}
+
+void loop() {
+  // One-shot payload — nothing to do
+}