| 摘要 |
PURPOSE:To select the performance of a melody without elimination of an alarm function in an electronic wrist watch with a melody by generating an alarm sound before the performance of the melody. CONSTITUTION:An alarm signal is written on a ROM to generate an alarm sound in combination of a monotone of the same interval before performing a melody. When a set time comes, an alarm signal is read from the ROM by an operation command signal to first generate an alarm sound and then perform the melody. In case than the melody sound is undersired due to circumstances, a switch is operated of cut off the command signal. In case that the melody is desired, the switch is retained at it is. Thus, the melody is performed after the alarm sound. Thus, the melody can be performed without elimination of the alarm function selectively. |
