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)
文件頁數(shù): 25/79頁
文件大?。?/td> 516K
代理商: FLAS00XX
MultiMediaCard Flash
Preliminary MultiMediaCard Product Manual;
1998 SANDISK CORPORATION
Page 25 of 79
The SPI interface uses the same seven signals of the standard MultiMediaCard bus (see
Table 4-3).
Table 4-3 SPI Interface Pin Configuration
Pin #
MultiMediaCard
SPI
Name
Type
Description
Name
Type
Description
1
RSV
NC
Not connected or set
to ‘1’
CS (neg true)
Input: PP
Chip Select (neg true)
2
CMD
In/Out: OD/PP
Command/ Response
DI (DataIn)
Input: PP
3
VSS1
Ground
Supply
ground
voltage
VSS
Ground
Supply
ground
voltage
4
VDD
Power
Supply voltage
VDD
Power
Supply voltage
5
CLK
Input: PP
Clock
SCLK
Input: PP
Clock
6
VSS2
Ground
Supply
ground
voltage
VSS2
Ground
Supply
ground
voltage
7
DAT
In/Out: PP
Data
DO (Data Out)
Output: 3 state
4.4 Electrical Interface
4.4.1 Bus Operating Conditions
General
Parameter
Symbol
Min.
Max.
Unit
Remark
Peak voltage on all lines
-0.5
3.6
V
All Inputs
Input Leakage Current
-10
10
μ
A
All Outputs
Output Leakage Current
-10
10
μΑ
Power supply voltage
Parameter
Symbol
Min.
Max.
Unit
Remark
Supply voltage
V
DD
2.0 V
3.6
V
Supply voltage differentials (V
SS1
, V
SS2
)
- 0,5
0,5
V
The current consumption of any card during the power-up procedure must not exceed 10 mA.
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