3.3.108 t_rfc_next

Configures the tRFC timing parameter. This determines the delay applied after an AUTOREFRESH command before any other command is issued to the same rank.

The t_rfc_next register characteristics are:
Usage constraints
Can be read from when in ALL states. Can be written to when in ALL states.
Configurations
There is only one DMC configuration.
Attributes
Offset
0x204
Type
Read-write
Reset
0x00008C23
Width
32
The following figure shows the bit assignments.
Figure 3-108 t_rfc_next register bit assignments
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The following shows the bit assignments.
[31:28] Reserved_1
Unused bits
[27:20] t_rfc_cs_next
Configures the minimum delay between AUTOREFRESH operations to different ranks. The supported range for this bitfield is 0-255.
[19:10] t_rfcfg_next
Configures the tRFC timing parameter for fine-grained AUTOREFRESH operations. The supported range for this bitfield is 2-700.
[9:0] t_rfc_next
Configures the tRFC timing parameter for all-bank AUTOREFRESH operations. The supported range for this bitfield is 2-700.
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