參數(shù)資料
型號(hào): flas00xx
廠商: SIEMENS AG
英文描述: MultiMediaCard(多媒體卡)
中文描述: 多媒體卡(多媒體卡)
文件頁(yè)數(shù): 53/79頁(yè)
文件大小: 516K
代理商: FLAS00XX
MultiMediaCard Flash
Preliminary MultiMediaCard Product Manual;
1998 SANDISK CORPORATION
Page 53 of 79
Table 5-11 OCR Register Definition
OCR Bit
VDD Voltage Window
0-7
Reserved
8
2.0-2.1
9
2.1-2.2
10
2.2-2.3
11
2.3-2.4
12
2.4-2.5
13
2.5-2.6
14
2.6-2.7
15
2.7-2.8
16
2.8-2.9
17
2.9-3.0
18
3.0-3.1
19
3.1-3.2
20
3.2-3.3
21
3.3-3.4
22
3.4-3.5
23
3.5-3.6
24-30
reserved
31
Card power up status bit (busy)
1
1) This bit is set to low if the card has not finished the power up routine yet.
The level coding of the OCR register is as follows:
restricted voltage windows=LOW
card busy=LOW
5.8.2 CID Register
This register carries the card identification information (Card ID) used during the card
identification procedure. It is a 128 bit wide register with a content defined below. This data
has to be error-free.
The CID is divided into three slices.
Table 5-12 The CID Fields
Name
Field
Width
CID-slice
Manufacturer ID
MID
24
[127:104]
Card Individual Number
CIN
96
[103:8]
CRC7 Checksum
CRC
7
[7:1]
Not Used, always ‘1’
-
1
[0:0]
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