| 摘要 |
PURPOSE:To previously prevent trouble from being generated by mismatching a version mutually between programs by facilitating version management. CONSTITUTION:Among plural control means 11-14 forming a system, the main control means 11 storing a program for program management transmits a program part number stored in each read only memory and a request code to promote the output of a suffix code showing the version to the other control means 12-14 and while receiving this request code, a control means for program management is provided to store the program part number and the suffix code transmitted from the other control means 12-14 in a non-volatile memory 18. A display mode means is provided to display the program part number from the other control means 12-14 and the suffix code, which are stored in the non-volatile memory 18, obtained by activating this control means for program management at display columns 28 and 29 of a display means 20. |
