摘要 |
PURPOSE:To improve operability at the time of composing plural transmission signals of different scenes by composing the signals from one dimming operation table at the time of reading out the various kinds of dimming data of another dimming operation table from a storage part. CONSTITUTION:A dimming level data signal from a line l3 is converted into a digital signal and stored in the storage part 15 according to an address signal from the line l5. At the time of reading from the storage part 15 the address of the storage part 15 is specified with the address data of the dimmer 19 through the line l6 and the data from the storage part 15 is read out. The dimming data from other dimming operation tables is composed with the data from the storage part 15 by a signal composing means 29 and the dimmer 19 is lighted with the output. |