Data Communication apparatus having a display device, on which several types of information is sequentially displayed, and a printing device

A data communication apparatus comprising:

• generating means for generating several kinds of communication information in accordance with a condition of the apparatus;
• storing means for storing the several kinds of communication information in a hierarchical structure having an item and a factor according to the item;
• display means for displaying the item of the several kinds of communication information stored in said storing means in response to each manual instruction from a key for updating a display;
• printing means for printing data;
• and
• control means, responsive to an instruction for printing, for extracting detail information to be printed based on the factor relating to each of the items of the several kinds of displayed communication information, and controlling said printing means to printout the detail information, wherein
• said control means controls said printing means to print out the detail information which is not displayed relating to the selected information which is displayed and refusing reception of a call until after said printing means prints out the detail information.