參數(shù)資料
型號(hào): M37544G2GP
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP32
封裝: 7 X 7 MM, 0.80 MM PITCH, LQFP-32
文件頁(yè)數(shù): 7/44頁(yè)
文件大小: 583K
代理商: M37544G2GP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7544 Group
MITSUBISHI MICROCOMPUTERS
15
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Som
e parametric
limits
are
subject
to change.
Fig. 15 Block diagram of ports (1)
(5)Port P11
Data bus
Port latch
Serial I/O output
P11/TxD P-channel output disable bit
(4)Port P10
(1)Port P00
Direction
register
Data bus
Port latch
Pull-up control
To key input interrupt
generating circuit
CNTR1 interrupt input
(2)Ports P01, P02, P04–P07
(3)Port P03
Direction
register
Data bus
Port latch
Pull-up control
To key input interrupt
generating circuit
Timer output
P03/TXOUT
output valid
Direction
register
Data bus
Port latch
Pull-up control
To key input interrupt
generating circuit
Direction
register
Serial I/O enable bit
Transmit enable bit
(6)Port P12
Serial I/O clock output
Serial I/O mode selection bit
Serial I/O enable bit
Serial I/O synchronous
clock selection bit
Direction
register
Data bus
Port latch
Serial I/O clock input
P10, P12
input level
selection bit
*
Direction
register
Data bus
Port latch
Serial I/O enable bit
Receive enable bit
Serial I/O input
P10, P12
input level
selection bit
*
P10, P12, P34 and P37 input level are switched to the CMOS/TTL level by the port P1P3 control register.
P00 key-on wakeup
selection bit
When the TTL level is selected, there is no hysteresis characteristics.
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參數(shù)描述
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