EMIF
7.3.5.6
SDRAM_REF_CTRL_SHDW Register (offset = 14h) [reset = 0h]
SDRAM_REF_CTRL_SHDW is shown in
and described in
Figure 7-96. SDRAM_REF_CTRL_SHDW Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
reg_refresh_rate_shdw
R/W-0h
7
6
5
4
3
2
1
0
reg_refresh_rate_shdw
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 7-116. SDRAM_REF_CTRL_SHDW Register Field Descriptions
Bit
Field
Type
Reset
Description
31-16
Reserved
R
0h
15-0
reg_refresh_rate_shdw
R/W
0h
Shadow field for reg_refresh_rate.
This field is loaded into reg_refresh_rate field in SDRAM Refresh
Control register when SIdleAck is asserted.
This register is not auto corrected when the value is invalid.
430
Memory Subsystem
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated