參數(shù)資料
型號: EM73220
廠商: ELAN Microelctronics Corp .
英文描述: 4-Bit Micro-Controller for Speech Product(帶內(nèi)置語音合成器的4位微控制器)
中文描述: 4位微語音產(chǎn)品(帶內(nèi)置語音合成器的4位微控制器控制器)
文件頁數(shù): 26/34頁
文件大小: 168K
代理商: EM73220
26
EM73220
4-BIT MICRO-CONTROLLER FOR SPEECH PRODUCT
* This specification are subject to be changed without notice.
7.17.1998
I/O PIN TYPE
TYPE I/O
TYPE I/O-A
TYPE I/O-L
Path A :
Path B :
For set and clear bit of port instructions, data goes through path A from output data latch to CPU.
For input and test instructions, data from output pin go through path B to CPU and the output data latch
will be set to high.
Input
data
Output
data
path B
path A
TYPE I/O
Output
data
latch
Output
data
path B
path A
TYPE I/O
Output
data
latch
SEL
Special function
control input
Input data
mask option
WAKEUP function
mask option
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