SAM7X512 查看數據表（PDF） - Atmel Corporation
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SAM7X512 Datasheet PDF : 44 Pages
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SAM7X512/256/128 Summary
3. Signal Description
Table 3-1. Signal Description List
Signal Name
VDDIN
VDDOUT
VDDFLASH
VDDIO
VDDCORE
VDDPLL
GND
XIN
XOUT
PLLRC
PCK0 - PCK3
TCK
TDI
TDO
TMS
JTAGSEL
ERASE
NRST
TST
DRXD
DTXD
IRQ0 - IRQ1
FIQ
PA0 - PA30
PB0 - PB30
Function
Type
Power
Voltage Regulator and ADC Power
Supply Input
Power
Voltage Regulator Output
Power
Flash and USB Power Supply
Power
I/O Lines Power Supply
Power
Core Power Supply
Power
PLL
Power
Ground
Ground
Clocks, Oscillators and PLLs
Main Oscillator Input
Input
Main Oscillator Output
Output
PLL Filter
Input
Programmable Clock Output
Output
ICE and JTAG
Test Clock
Input
Test Data In
Input
Test Data Out
Output
Test Mode Select
Input
JTAG Selection
Input
Flash Memory
Flash and NVM Configuration Bits Erase
Command
Input
Reset/Test
Microcontroller Reset
I/O
Test Mode Select
Debug Receive Data
Debug Transmit Data
External Interrupt Inputs
Fast Interrupt Input
Parallel IO Controller A
Parallel IO Controller B
Input
Debug Unit
Input
Output
AIC
Input
Input
PIO
I/O
I/O
Active
Level
High
Low
High
Comments
3V to 3.6V
1.85V
3V to 3.6V
3V to 3.6V
1.65V to 1.95V
1.65V to 1.95V
No pull-up resistor
No pull-up resistor
No pull-up resistor
Pull-down resistor(1)
Pull-down resistor(1)
Pull-up resistor, Open Drain
Output
Pull-down resistor(1)
Pulled-up input at reset
Pulled-up input at reset
5
6120GS–ATARM–07-Apr-11
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