Техническая Спецификация для Atmel MCU Evaluation Kit AT91SAM7X-EK AT91SAM7X-EK
Модели
AT91SAM7X-EK
6
SAM7X Series [SUMMARY DATASHEET]
6120IS–ATARM–14-Nov-13
3.
Signal Description
Table 3-1.
Signal Description List
Signal Name
Function
Type
Active
Level
Comments
Power
VDDIN
Voltage Regulator and ADC Power
Supply Input
Supply Input
Power
3V to 3.6V
VDDOUT
Voltage Regulator Output
Power
1.85V
VDDFLASH
Flash and USB Power Supply
Power
3V to 3.6V
VDDIO
I/O Lines Power Supply
Power
3V to 3.6V
VDDCORE
Core Power Supply
Power
1.65V to 1.95V
VDDPLL
PLL
Power
1.65V to 1.95V
GND
Ground
Ground
Clocks, Oscillators and PLLs
XIN
Main Oscillator Input
Input
XOUT
Main Oscillator Output
Output
PLLRC
PLL Filter
Input
PCK0 - PCK3
Programmable Clock Output
Output
ICE and JTAG
TCK
Test Clock
Input
No pull-up resistor
TDI
Test Data In
Input
No pull-up resistor
TDO
Test Data Out
Output
TMS
Test Mode Select
Input
No pull-up resistor
JTAGSEL
JTAG Selection
Input
Flash Memory
ERASE
Flash and NVM Configuration Bits Erase
Command
Command
Input
High
Reset/Test
NRST
Microcontroller Reset
I/O
Low
Pull-up resistor, Open Drain
Output
Output
TST
Test Mode Select
Input
High
Debug Unit
DRXD
Debug Receive Data
Input
DTXD
Debug Transmit Data
Output
AIC
IRQ0 - IRQ1
External Interrupt Inputs
Input
FIQ
Fast Interrupt Input
Input
PIO
PA0 - PA30
Parallel IO Controller A
I/O
Pulled-up input at reset
PB0 - PB30
Parallel IO Controller B
I/O
Pulled-up input at reset
USB Device Port
DDM
USB Device Port Data -
Analog
DDP
USB Device Port Data +
Analog
USART
SCK0 - SCK1
Serial Clock
I/O
TXD0 - TXD1
Transmit Data
I/O
RXD0 - RXD1
Receive Data
Input
RTS0 - RTS1
Request To Send
Output
CTS0 - CTS1
Clear To Send
Input
DCD1
Data Carrier Detect
Input