參數(shù)資料
型號: MR80C52EXXX-25:RD
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CQCC44
封裝: LCC-44
文件頁數(shù): 128/176頁
文件大?。?/td> 2962K
55
2535J–AVR–08/10
ATtiny13
Table 10-4 and Table 10-5 relate the alternate functions of Port B to the overriding signals
Note:
1. 1 when the fuse is “0” (Programmed).
Table 10-3.
Port B Pins Alternate Functions
Port Pin
Alternate Function
PB5
RESET: Reset Pin
dW:
debugWIRE I/O
ADC0: ADC Input Channel 0
PCINT5: Pin Change Interrupt, Source 5
PB4
ADC2: ADC Input Channel 2
PCINT4: Pin Change Interrupt 0, Source 4
PB3
CLKI:
External Clock Input
ADC3: ADC Input Channel 3
PCINT3: Pin Change Interrupt 0, Source 3
PB2
SCK:
Serial Clock Input
ADC1: ADC Input Channel 1
T0:
Timer/Counter0 Clock Source.
PCINT2: Pin Change Interrupt 0, Source 2
PB1
MISO:
SPI Master Data Input / Slave Data Output
AIN1:
Analog Comparator, Negative Input
OC0B: Timer/Counter0 Compare Match B Output
INT0:
External Interrupt 0 Input
PCINT1:Pin Change Interrupt 0, Source 1
PB0
MOSI:: SPI Master Data Output / Slave Data Input
AIN0:
Analog Comparator, Positive Input
OC0A: Timer/Counter0 Compare Match A output
PCINT0: Pin Change Interrupt 0, Source 0
Table 10-4.
Overriding Signals for Alternate Functions in PB5:PB3
Signal
PB5/RESET/ADC0/PCINT5
PB4/ADC2/PCINT4
PB3/ADC3/CLKI/PCINT3
PUOE
00
PUOV
100
DDOE
00
DDOV
debugWire Transmit
0
PVOE
0
PVOV
0
PTOE
000
DIEOE
RSTDISBL(1) + (PCINT5
PCIE + ADC0D)
PCINT4 PCIE + ADC2D
PCINT3 PCIE + ADC3D
DIEOV
ADC0D
ADC2D
ADC3D
DI
PCINT5 Input
PCINT4 Input
PCINT3 Input
AIO
RESET Input, ADC0 Input
ADC2 Input
ADC3 Input
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