參數(shù)資料
型號(hào): TWL2214CA
英文描述: High voltage fast-switching NPN power transistor
中文描述: 電源管理IC和鋰離子電池充電控制
文件頁數(shù): 16/36頁
文件大?。?/td> 511K
代理商: TWL2214CA
SLVS321A
OCTOBER 2001
REVISED JANUARY 2002
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
SPI bus protocols (continued)
DATA OUT
tHDO
CLK
DATA
DATA IN
tSUDIN
tHDIN
CLK
DATA
tHCE
CE
CLK
DATA
MSB
DATA
tSUCE
CE
CLK
SPI1
DATA
SPI0
CLK
tCLK
tCLKH or tCLKL
CE
tCE
tTD
Figure 5. SPI Protocol Timing
Ignore data while CE is low
CE
CLK
DATA
DISB_SPI
Format
SPI[1
0]
Start when CE goes low
Data [7
0]
Register Address [7
0]
Slave Address [7
0]
SPI[1
0]
Stop when CE goes high
One Cycle
A3
A4
A5
A6
A7
R/W
SA1
SA2
SA3
SA4
SA5
SA6
SA7
A2
D0
D1
D2
D3
D4
D5
D6
D7
A0
A1
Figure 6. SPI Read and Write
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