参数资料
型号: M37544M2-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
封装: 0.400 INCH, 1.78 MM PITCH, PLASTIC, SDIP-32
文件页数: 20/70页
文件大小: 645K
代理商: M37544M2-XXXSP
7544 Group
Rev.1.04
2004.06.08
page 25 of 66
REJ03B0012-0104Z
Fig. 24 Structure of timer X mode register
Fig. 25 Timer count source set register 1
Timer X mode register
(TXM : address 002B16, initial value: 0016)
Timer X operating mode bits
b1 b0
0
0 : Timer mode
0
1 : Pulse output mode
1
0 : Event counter mode
1
1 : Pulse width measurement mode
CNTR0 active edge switch bit
0 : Interrupt at falling edge
Count at rising edge
(in event counter mode)
1 : Interrupt at rising edge
Count at falling edge
(in event counter mode)
Timer X count stop bit
0 : Count start
1 : Count stop
P03/TXOUT output valid bit
0 : Output invalid (I/O port)
1 : Output valid (Inverted CNTR0 output)
Disable (return “0” when read)
b7
b0
Timer count source set register 1
(TCSS1 : address 002E16, initial value: 0016)
b7
b0
Timer X count source selection bits
b1 b0
0
0 : f(XIN)/16
0
1 : f(XIN)/2
1
0 : f(XIN) (Note)
1
1 : Not available
Note : f(XIN) can be used as timer X count source when using
a ceramic resonator or on-chip oscillator.
Do not use it at RC oscillation.
Disable (return “0” when read)
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