Tablet automatic packaging machine and method for automatically recognizing cassettes coupled to cartridges thereof

A tablet automatic packing machine comprising a plurality of cartridges arranged in multiple layers, each cartridge being coupled to a tablet cassette having a cassette memory, in which tablet information or cassette information is recorded, and a connection lead, each cartridge comprising:

• a socket connected to the connection lead;
• a cassette installation sensor configured to sense an installation state of the cassette;
• a preparing drug sensor configured to sense a passage of a tablet;
• an inner memory configured to store cartridge information;
• a first data transmitting/receiving unit to transmit and receive commands related to preparation therefrom/thereto;
• a second data transmitting/receiving unit to transmit and receive commands related to cassette positions;
• and
• a control unit to control transmission from the cartridge information read from the inner memory to an external device based on reception of the command related to cassette positions,
• wherein the control unit controls that information read from the cassette memory through the socket in the cartridge is transmitted to the second data transmitting/receiving unit together with the cartridge information.