Electronic device and frame transmission method of electronic device

An electronic device for connecting to another electronic device, the electronic device comprising:

• a receiving circuit, configured to receive a pause frame from said another electronic device, wherein the pause frame includes a plurality of packet size ranges and a plurality of corresponding pause times;
• a frame interval controller, configured to refer to a content of the pause frame, and to determine a first frame interval according to which packet size range a first packet to be sent to said another electronic device belongs to;
• and
• a transmitting circuit, configured to send a first frame including the first packet to said another electronic device, and after a first frame is sent, at least wait for the first frame interval before starting to send a second frame to said another electronic device.