int __cdecl SerialPrintString(char *)

Mangled name

?SerialPrintString@@YAHPAD@Z

Exported by

size	filename	version
3584	Serial.dll	0.0.0.1
3584	Serial.dll	0.0.0.1
3072	Serial.dll	0.0.0.1
3072	SERIAL.DLL	0.0.0.1