set the interval value of data stream update to be 2 second, then verify its value is real 2 second in the sheet. But the update frequency of chart and datastream are not synchronized , sometimes the update will be executed twice after 2 sencond.
Created attachment 106292 [details]
verify the value of datastream rate
Created attachment 106293 [details]
update frequency of chart is not right
Sometimes chart will continuely update twice, this will interrupt the scroll rate execution. The dither effect is caused by the scroll rate interruption.
> Created attachment 106293 [details]
> update frequency of chart is not right
Created attachment 106304 [details]
The interval time of each data update and the output content of each data update.
From the attachment we can find that: the interval time of update data is not right, and the content of data update is redundant.
The solution to Bug 83745 (and the necessary changes in the macro code) should fix this problem as well.