AT91SAM9G10-CU Просмотр технического описания (PDF) - Atmel Corporation
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AT91SAM9G10-CU Datasheet PDF : 730 Pages
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AT91SAM9G10
3. Signal Description
Table 3-1. Signal Description by Peripheral
Signal Name
Function
Type
Active Level
Power
VDDIOM
EBI I/O Lines Power Supply
Power
VDDIOP
Peripherals I/O Lines Power Supply
Power
VDDBU
Backup I/O Lines Power Supply
Power
VDDPLL
PLL Power Supply
Power
VDDOSC
Oscillator Power Supply
Power
VDDCORE
Core Chip Power Supply
Power
GND
Ground
Ground
GNDPLL
PLL Ground
Ground
GNDOSC
Oscillator Ground
Ground
GNDBU
Backup Ground
Ground
Clocks, Oscillators and PLLs
XIN
Main Oscillator Input
Input
XOUT
Main Oscillator Output
Output
XIN32
Slow Clock Oscillator Input
Input
XOUT32
Slow Clock Oscillator Output
Output
PLLRCA
PLL Filter
Input
PLLRCB
PLL Filter
Input
PCK0 - PCK3
Programmable Clock Output
Output
Shutdown, Wakeup Logic
SHDN
Shutdown Control
Output
WKUP
Wake-Up Input
Input
ICE and JTAG
TCK
Test Clock
Input
RTCK
Returned Test Clock
Output
TDI
Test Data In
Input
TDO
Test Data Out
Output
TMS
Test Mode Select
Input
NTRST
Test Reset Signal
Input
Low
JTAGSEL
JTAG Selection
Input
NRST
TST
BMS
DRXD
DTXD
Microcontroller Reset
Test Mode Select
Boot Mode Select
Debug Receive Data
Debug Transmit Data
Reset/Test
I/O
Low
Input
Input
Debug Unit
Input
Output
Comments
1.65 V to 1.95V and 3.0V to 3.6V
3.0V to 3.6V
1.08V to 1.32V
3.0V to 3.6V
3.0V to 3.6V
1.08V to 1.32V
Do not tie over VDDBU.
Accepts between 0V and VDDBU.
No pull-up resistor.
No pull-up resistor.
No pull-up resistor.
No pull-up resistor.
Pull-up resistor.
Pull-down resistor. Accepts
between 0V and VDDBU.
Pull-up resistor
Pull-down resistor.
5
6462A–ATARM–03-Jun-09
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