| 摘要 |
PROBLEM TO BE SOLVED: To automatically update firmware of a radio communication device when a multifunctional microphone including a mechanism not compatible with the radio communication device is connected to the radio communication device.SOLUTION: When a multifunctional microphone 1 is connected to a radio communication device 2, model information of the radio communication device 2 or version information of a control program installed in a second storage part 27 of the radio communication device 2 is acquired from a first arithmetic processing part 17 of the multifunctional microphone 1 via a second arithmetic processing part 26 of the radio communication device 2, it is determined whether updating of the control program concerned is necessary, and a second control program is transmitted to the second arithmetic processing part 26 and the second arithmetic processing part 26 writes the second control program to the second storage part 27 when the updating is necessary.SELECTED DRAWING: Figure 2 |
