How occur the division of data slots? (TDD and TDMA)

How occur the division of time for the SMs? How occur the division of data slots? 34 data slots for all supported 200 SMs?
The AP has to give to 14Mbps download and upload (TDD) and between the SMs (TDMA).
How does it occur? How The AP passes the burst for each SM if the sum of bursts is greater than your total bandwidth?

The Burst never occur with many SMs connected?