參數資料
型號: DS33ZH11+
廠商: Maxim Integrated Products
文件頁數: 154/172頁
文件大小: 0K
描述: IC MAPPER ETHERNET 100CSBGA
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 7
應用: 數據傳輸
接口: 串行
電源電壓: 1.8V,2.5V,3.3V
封裝/外殼: 100-LFBGA,CSPBGA
供應商設備封裝: 100-CSBGA(10x10)
包裝: 托盤
安裝類型: 表面貼裝
DS33Z11 Ethernet Mapper
82 of 172
Register Name:
GL.SDRFTC
Register Description
Global SDRAM Refresh Time Control
Register Address:
3Dh
Bit #
7
6
5
4
3
2
1
0
Name
SREFT7
SREFT6
SREFT5
SREFT4
SREFT3
SREFT2
SREFT1
SREFT0
Default
0
1
0
1
0
Bits 0 - 7: SDRAM Refresh Time Control (SREFT0 – SREFT7) These 8 bits are used to control the SDRAM
refresh frequency. The refresh rate will be equal to this register value x 8 x 100 Mhz.
Note: This register has a non-zero default value. This should be taken into consideration when initializing
the device.
Note: After changing the value of this register, the user must toggle the GL.SDMODEWS.SDMW bit to
write the new values to the SDRAM.
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