Simple Dallas, Cyfral, Metacom key dublicator with arduino. Supports RW-1990.1 RW-1990.2 TM-01 TM2004 protocols. There are connections scheme in the project.
kestux75/EasyKeyDublicator
Simple dallas key dublicator with arduio. Supports RW-1990.1 RW-1990.2 protocols
C++