參數(shù)資料
型號(hào): TC9324F
廠商: Toshiba Corporation
英文描述: Single-Chip DTS Microcontroller (DTS-20)
中文描述: 單芯片微丘(丘- 20)
文件頁(yè)數(shù): 32/101頁(yè)
文件大?。?/td> 1831K
代理商: TC9324F
TC9324F
2002-02-08
32
(3)
Clock Stop Mode Timing
1)
MODE-0
(Executing the CKSTP instruction while the HOLD pin input is Low sets the device to Clock
Stop mode.)
2)
MODE-1
(Executing the CKSTP instruction always sets the device to Clock Stop mode.)
(4)
Backup Circuit Example (Mode 0)
CPU operation
High impedance
Clock stop
CPU operation
NOOP operation CKSTP instruction execution
NOOP operation
HOLD
pin
XOUT1/2 pin
CKSTP
instruction
Standby
(approx. 100 ms)
Example of Backup Circuit Using
Battery
0
μ
F
67
1 M
1
0
μ
F
4
μ
F
HOLD
V
DD
POWER
Example of Backup Circuit Using
Capacitor
0
μ
F
67
1 M
1
0
μ
F
4
μ
F
HOLD
V
DD
POWER
CPU operation
High impedance
Clock stop
CKSTP instruction execution
HOLD
pin
XOUT1/2 pin
CKSTP
instruction
CKSTP instruction execution
Clock stop
Standby
(approx. 100 ms)
CPU operation
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