參數(shù)資料
型號: HCD404669
廠商: Hitachi,Ltd.
英文描述: Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit(帶雙音多頻電路的低電壓微計算機)
中文描述: 低電壓如同在微機芯片的DTMF產(chǎn)生電路(帶雙音多頻電路的低電壓微計算機)
文件頁數(shù): 83/142頁
文件大?。?/td> 894K
代理商: HCD404669
HD404669 Series
83
State
MCU reset
PMRA write
SM1A write
SM1B write
SR1L, SR1U write
STS instruction
SCK
1
pin (input)
SO
1
pin
IFS1
Idle
Idle
Idle
Idle
STS wait state
Transmit clock
wait state
Transfer state
Transmit clock
wait state
STS wait state
Port selection
External clock selection
Output level control in
idle states
Dummy write for
state transition
Output level control in
idle states
Data write for transmission
Undefined
LSB
MSB
Flag reset at transfer completion
External clock mode
State
MCU reset
PMRA write
SM1A write
SM1B write
SR1L, SR1U write
STS instruction
SCK
1
pin (output)
SO
1
pin
IFS1
STS wait state
Transfer state
Transmit clock
wait state
STS wait state
Port selection
Internal clock selection
Output level control in
idle states
Data write for transmission
Output level control in
idle states
Undefined
LSB
MSB
Flag reset at transfer completion
Internal clock mode
Figure 60 Example of Serial Interface Operation Sequence
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