參數(shù)資料
型號: BU9929FV
廠商: Rohm CO.,LTD.
英文描述: I2C BUS interface, general purpose I/O ports with condition watching function
中文描述: I2C總線接口,通用I / O的港口條件看功能
文件頁數(shù): 8/12頁
文件大?。?/td> 155K
代理商: BU9929FV
BU9929FV
Multimedia ICs
2. Data read mode
According to the following format, input/output value of PIO/PION pins can be read by I
2
C interface.
PIO data read
8/11
St SLAVE ADDRESS
R
A
READ DATA 1
A
READ DATA 2
A
Sp
PION7
PION0
PIO15
PIO8
PIO part block diagram
Output Register
Command D4
I
2
C BUS
Command D3
Read Mode
Selector
Shut Down
Input Register
Input Schmitt
IC
I / O select
(PIO part block diagram)
Output Buffer
Input Port sampling timing
As shown below, BU9929FV is sampling for Input Ports with the rising edges of CLK.
Therefore it is necessary that Input Ports are keeping at least 1 CLK cycle, for their certain inputs.
Watching Ports
F6
CLK
AA
C7
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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