参数资料
型号: YSS932
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP128
封装: SQFP-128
文件页数: 11/24页
文件大小: 335K
代理商: YSS932
YSS932
19
Microprocessor Interface Format
A four-wire serial interface is used to read and write the control registers.
A1
A0
A2
A3
A4
A5
A6
D0
D1
D2
D3
D4
D5
D6
D7
Don't Care
A1
A0
A2
A3
A4
A5
A6
Don't Care
R/W
D0
D1
D2
D3
D4
D5
D6
D7
High-Z
/CS
SCK
SI
SO
SI
write
R/W = L
read
R/W = H
SO becomes an output pin only when all of the following conditions are met.
- /CS=L
- When reading the valid addresses
- Timing of 8 bits data output
If any of the above conditions is not met, SO outputs High-Z. Thus SO, SI and SCK can be used jointly with other
devices that have similar interfaces.
[CAUTION]
Set /CS=H during /IC=L.
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