參數(shù)資料
型號: MB90F574
廠商: Fujitsu Limited
英文描述: Octal Bus Transceivers And Registers With 3-State Outputs 28-LCCC -55 to 125
中文描述: 16位微控制器專有
文件頁數(shù): 44/135頁
文件大?。?/td> 2504K
代理商: MB90F574
44
MB90570 Series
Block diagram of 8/16-bit PPG timer (ch.1)
*
: Interrupt number
HCLK: Oscillation clock
φ
: Machine clock frequency
PEN1
Data bus for “H” digits
Data bus for “L” digits
PPG1 operating mode
control register ch.1 (PPGC1)
PPG1
output latch
2
Reverse
Count clock selector
Select signal
PPG0 underflow
Interrupt request
#28*
Timebase timer output (512/HCLK)
Peripheral clock (16/
φ
)
Peripheral clock (8/
φ
)
Peripheral clock (4/
φ
)
Peripheral clock (2/
φ
)
Peripheral clock (1/
φ
)
PEI0 PIE1 PUF1 MD1 MD0 RESV
PCS2PCS1 PCS0
PPG1 output control
register ch.1 (PPGOE1)
PPG1 underflow
(to PPG0)
PRLH1
PRLL1
Temporary buffer
(PRLBH1)
Reload selector
(L/H selector)
Count value
Down counter
(PCNT1)
Pin
Clear
Select signal
Re-load
Underflow
PPG output control circuit
P47/PPG1
PPG1 reload
register
Operating mode
control signal
CLK
MD0
R
S Q
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