| 摘要 |
PROBLEM TO BE SOLVED: To provide a digital recorder having comparatively simple constitution, updating firmware even in the process of recording external information such as a video.SOLUTION: In setting a firmware update mode, a CPU 8 updates firmware stored in a flash memory 9. In this case, a recording microcomputer part 6a outputs a control signal SC to a CODEC 3 to control the compression processing of the CODEC 3 based on a control parameter previously stored in a control register group 6c by the CPU 8 independently of the CPU 8, and stores the compressed data D3 obtained from the CODEC 3 in a recording device 4. |
