參數(shù)資料
型號(hào): HD404316
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位HMCS400系列微電腦(4位單片微計(jì)算機(jī))
文件頁(yè)數(shù): 46/66頁(yè)
文件大小: 428K
代理商: HD404316
HD404318 Series
46
Transmit clock erors are detected as illustrated in figure 37.
Transfer completion
(IFS 1)
Interrupts inhibited
IFS 0
SMR write
IFS = 1
Transmit clock
error processing
Normal
termination
Yes
No
Transmit clock error detection flowchart
Transmit clock error detection procedure
State
SCK
pin (input)
Transmit clock
wait state
Transfer state
Transfer state
Transmit clock wait state
Noise
Transfer state has been
entered by the transmit
clock error. When SMR
is written, IFS is set.
Flag set because octal
counter reaches 000.
Flag reset at
transfer completion.
SMR write
IFS
1
2
3
4
5
6
7
8
Figure 37 Transmit Clock Error Detection
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