參數(shù)資料
型號(hào)： MB90F949APF
元件分類(lèi)： 微控制器/微處理器
英文描述： MICROCONTROLLER, PQFP100
封裝： 14 X 20 MM, 3.35 MM HEIGHT, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁(yè)數(shù)： 17/57頁(yè)
文件大?。?/td> 1586K
代理商： MB90F949APF
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7544 Group
MITSUBISHI MICROCOMPUTERS
24
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
Fig. 24 Block diagram of timer 1 and timer A
Fig. 25 Block diagram of timer X
Q
P14/CNTR0
R
T
f(XIN)/16
f(XIN)/2
Timer X
interrupt
request bit
Toggle flip-flop
Timer X count stop bit
Pulse width
measurement
mode
Event
counter
mode
CNTR0
interrupt
request bit
Pulse output mode
Port P14
latch
Port P14 direction
register
CNTR0 active
edge switch bit
Timer mode
Pulse output
mode
CNTR0 active
edge switch bit
Timer X count
source selection bits
f(XIN)
P03/TXOUT
Prescaler X latch (8)
Prescaler X (8)
Timer X latch (8)
Timer X (8)
Data bus
“0”
“1”
“0”
“1”
Writing to timer X latch
P03/TXOUT output valid
Port P03 latch
Port P03
direction
register
Pulse output mode
Timer X write control bit
Timer A (low-order) latch (8)
Timer A (low-order) (8)
Timer A (high-order) latch (8)
Timer A (high-order) (8)
Data bus
P00/CNTR1
CNTR1 active
edge switch bit
Rising edge detected
Falling edge detected
Timer A operation mode bit
Timer A count
stop bit
Prescaler 1 latch (8)
Prescaler 1 (8)
Timer 1 latch (8)
Timer 1 (8)
Data bus
Timer A interrupt
request bit
Timer 1 interrupt
request bit
Pulse width HL
continuously
measurement mode
Period measurement mode
f(XIN)/16
f(XIN)/2
Ring oscillator clock RING
f(XIN)/16
f(XIN)/2
Ring oscillator clock RING
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