wrapTextAtWordBoundary() writes into wrappedBuffer, but sendText() uses the unwrapped callSignBuf. This makes the wrapping a no-op and can overflow/clip the Nextion text component for longer call signs. Use the wrapped buffer (or remove the wrapping call).
wrapTextAtWordBoundary() writes into wrappedBuffer, but sendText() uses the unwrapped callSignBuf. This makes the wrapping a no-op and can overflow/clip the Nextion text component for longer call signs. Use the wrapped buffer (or remove the wrapping call).