參數(shù)資料
型號(hào): M37548G2-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO20
封裝: 4.40 X 6.50 MM, 0.65 MM PITCH, PLASTIC, LSSOP-20
文件頁(yè)數(shù): 13/86頁(yè)
文件大?。?/td> 1437K
代理商: M37548G2-XXXFP
Rev.2.02
Mar 31, 2009
Page 18 of 81
REJ03B0210-0202
7548 Group
Fig 18. Block diagram of pins (2)
Compare output
port selection bit
Compare output
Port latch
(10) Port P13
Timer 2 output
P13/T2OUT output valid bit
A/D converter
input
Key-on wakeup input selection bit
Analog input pin selection bit
Key input interrupt
(11) Ports P14, P15
(Note)
(12) Ports P20, P21
Pull-up control at STP
P20/XOUT/XCOUT
Oscillation mode selection bit
(function set ROM data 1)
P21/XIN/XCIN
Note: Set to “1” the port P20 direction register.
Clock input
(13) CNVss
Mode setting signal
input
QzROM programming
power supply
Reset signal input
(14) RESET
(9) Ports P10, P11, P12
Data bus
Pull-up control bit
Direction
register
Pull-up control bit
Direction
register
Port latch
Data bus
Pull-up control bit
Direction
register
Port latch
Direction
register
Port latch
Data bus
Key-on wakeup input selection bit
Analog input pin selection bit
Key-on wakeup input selection bit
Analog input pin selection bit
A/D converter
input
Key input interrupt
A/D converter
input
Key input interrupt
Direction
register
Port latch
Data bus
represents a parasitic diode.
No current flow is possible. Ensure that the input voltage
to each pin does not exceed the absolute maximum rating.
Note:
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