3.3.282 t_act_window_now

Configures the tFAW and tMAWi timing parameters.

The t_act_window_now register characteristics are:
Usage constraints
Can be read from when in ALL states. Cannot be written to and only updated when in CONFIG, LOW-POWER or PAUSED states.
Configurations
There is only one DMC configuration.
Attributes
Offset
0x122C
Type
Read-only
Reset
0x03560014
Width
32
The following figure shows the bit assignments.
Figure 3-282 t_act_window_now register bit assignments
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The following shows the bit assignments.
[31:26] Reserved_2
Unused bits
[25:16] t_mawi_now
Sets the value of the average delay required between ACTIVATE commands to the same row to not violate tMAC in tMAW. Must be programmed to (tMAW/(tMAC/2)).
[15:6] Reserved_1
Unused bits
[5:0] t_faw_now
The DMC does not issue more than 4 ACTIVATE commands within a rolling tFAW window. The supported range for this bitfield is 8-63.
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