參數(shù)資料
型號: M38503G4AFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 6.25 MHz, MICROCONTROLLER, PDSO42
封裝: 8.40 X 17.5 MM, 0.80 MM PITCH, PLASTIC, SSOP-42
文件頁數(shù): 7/59頁
文件大?。?/td> 885K
代理商: M38503G4AFP
Rev.2.13
Apr 17, 2009
Page 15 of 56
REJ03B0125-0213
3850 Group (Spec.A QzROM version)
Fig 11. Port block diagram (2)
(11) Port P26
Serial I/O1 synchronous
clock selection bit
Serial I/O1 clock output
Serial I/O1 external clock input
Serial I/O1 mode selection bit
Serial I/O1 enable bit
Analog input pin selection bit
Analog input port selection switch bit
(13) Ports P04-P07, P30-P34
A/D converter input
(14) Port P40
Pulse output mode
Timer output
CNTR1 interrupt input
(15) Ports P41, P42
Interrupt input
Serial I/O1 mode selection bit
Serial ready output
Pulse output mode
(12) Port P27
CNTR0
interrupt input
Timer output
Serial I/O1 enable bit
SRDY1 output enable bit
Pulse output mode
(9) Port P24
Serial I/O1 enable bit
Receive enable bit
Serial I/O1 input
(10) Port P25
Serial I/O1 enable bit
Transmit enable bit
Serial I/O1 output
P-channel output disable bit
Serial I/O2 I/O comparison
signal output
Interrupt input
(16) Port P43
Serial I/O2 I/O comparison
signal control bit
Pull-up control bit
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
Data bus
Port latch
Direction
register
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