| 摘要 |
PURPOSE:To enable requesting immediate transmission of time data from slave clocks to a master clock and correcting time. CONSTITUTION:In a master and slave clock device connecting a master clock 2 to slave clocks 3A to 3C which suplies time data to a computer system 1, a master clock 2 and slave clocks 3A to 3C are connected with bi-directional transmitter parts 4A to 4C using communication protocol to enable requesting from the slave clocks side to the master clock side immediate transmission of time data and corresponding time. |
