Atmel AT91SAM7A3-EK Скачать руководство пользователя страница 5 | Manualshive

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Atmel AT91SAM7A3-EK Скачать руководство пользователя страница 5

AT91SAM7A3-EK Evaluation Board User Guide

2-1

6165C–ATARM–26-Jun-06

Section 2

Setting Up the AT91SAM7A3-EK

Evaluation Board

2.1

Electrostatic
Warning

The AT91SAM7A3-EK evaluation board is shipped in a protective anti-static package.
The board must not be subjected to high electrostatic potentials. A grounding strap or
similar protective device should be worn when handling the board. Avoid touching the
component pins or any other metallic element.

2.2

Requirements

In order to set up the AT91SAM7A3-EK evaluation board, the following items are
required:

!

the AT91SAM7A3-EK evaluation board itself

!

an A/B-type USB cable

or

!

a DC USB power adapter (5V at 0.5 A) with USB A/B cable

Note:

The AT91SAM7A3-EK is not delivered with a JTAG/ICE interface which is
required to start evaluating the device.

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Содержание AT91SAM7A3-EK

Страница 1: ...AT91SAM7A3 EK Evaluation Board User Guide...

Страница 2: ...6 Getting Started 2 3 2 7 AT91SAM7A3 EK Block Diagram 2 4 Section 3 Board Description 3 1 3 1 AT91SAM7A3 Microcontroller 3 1 3 2 AT91SAM7A3 Block Diagram 3 4 3 3 Memory 3 5 3 4 Clock Circuitry 3 5 3 5...

Страница 3: ...getting started documents for all development boards and AT91 microcontrollers An AT91 software package with C and assembly listings is also provided This allows the user to begin evaluating the AT91...

Страница 4: ...Overview 1 2 AT91SAM7A3 EK Evaluation Board User Guide 6165C ATARM 26 Jun 06...

Страница 5: ...als A grounding strap or similar protective device should be worn when handling the board Avoid touching the component pins or any other metallic element 2 2 Requirements In order to set up the AT91SA...

Страница 6: ...Setting Up the AT91SAM7A3 EK Evaluation Board 2 2 AT91SAM7A3 EK Evaluation Board User Guide 6165C ATARM 26 Jun 06 2 3 Layout Figure 2 1 Top Level Layout...

Страница 7: ...by step procedures for working with the most common development tool chains Please refer to this DVD ROM or to the Atmel web site http www atmel com products AT91 for the most up to date information...

Страница 8: ...VOLTAGE GEN PIO B EXT CLK INPUT 18 432 MHz XIN XOUT POWER LED AT91SAM7A3 LQFP100 1 ANALOG INPUT DBGU DRXD DTXD CANL 1 CANH USER S TACT SWITCH VDD3V3 RS PWM0 PIO IN OUT LIGHTED WHEN POWER ON PIO CANL 1...

Страница 9: ...uto erase Full Erase Time 15 ms 10 000 Write Cycles 10 year Data Retention Capability Sector Lock Capabilities 32K Bytes of Internal High speed SRAM Single cycle Access at Maximum Speed Memory Control...

Страница 10: ...us Output Shutdown Controller SHDWC Programmable Shutdown Pin and Wake up Circuitry Two 32 bit Battery Backup Registers for a Total of 8 Bytes One 8 channel 20 bit PWM Controller PMWC One USB 2 0 Full...

Страница 11: ...iant with Multimedia Cards and SD Cards Automatic Protocol Control and Fast Automatic Data Transfers with PDC MMC and SDCard Compliant IEEE 1149 1 JTAG Boundary Scan on All Digital Pins Required Power...

Страница 12: ...Status Address Decoder Misalignment Detection PIO PIO APB Embedded Flash Controller ADC0_AD0 ADC0_AD1 ADC0_AD2 ADC0_AD3 ADC0_AD4 ADC0_AD5 ADC0_AD6 ADC0_AD7 CAN0 ADC0_ADTRG 19 channels PDC PDC USART1...

Страница 13: ...s less than 100 mA External power can be applied via USB Power adapter 5V 0 5A with USB A B cable On chip embedded VDDCORE 1 8V regulator On board 3 3V linear regulator with shutdown control 3 8 Remot...

Страница 14: ...erface 20 pin JTAG ICE interface connector DBGU serial RS232 COM Port 3 12 Expansion Slot One SD MMC DataFlash card slot All I Os of the AT91SAM7A3 are routed to peripheral extension connectors J9 Thi...

Страница 15: ...J19 Closed Enables 5V power supply for TJA1050 Transceiver It is closed by wire on solder side J19 and J20 should not be closed at the same time J20 Open Disables 3 3V power supply for TJA1050 Transce...

Страница 16: ...14 Closed Enables the use of the RXD CAN0 transceiver PA26 S15 Closed Enables control of the Standby Normal mode for CAN0 and CAN1 transceivers PA23 S16 Closed Enables the use of the TXD CAN1 transcei...

Страница 17: ...eature the user has to open the strap and insert an anmeter S31 Closed Enables the use of the DBGU TXD signal PA31 S32 Closed Enables the use of the DBGU RXD signal PA30 S33 Opened Disable VUSB power...

Страница 18: ...Configuration Straps 4 4 AT91SAM7A3 EK Evaluation Board User Guide 6165C ATARM 26 Jun 06...

Страница 19: ...AT91SAM7A3 EK Evaluation Board User Guide 5 1 6165C ATARM 26 Jun 06 Section 5 Schematics 5 1 Schematics This section contains the following schematics Processor I O...

Страница 20: ...1V8 17 GND 1 VDDPLL 72 PLLRC 76 GND 75 XOUT 73 XIN 74 WKUP0 28 WKUP1 29 SHDN 30 PA0 TWD ADC0_ADTRG 21 PA1 TWCK ADC1_ADTRG 22 PA2 RXD0 23 PA3 TXD0 24 PA4 SCK0 SPI1_NPCS0 32 PA5 RTS0 SPI1_NPCS1 33 PA6 C...

Страница 21: ...CC C1 C2 C2 V T T R R GND MN11 ADM3202ARN 1 16 3 4 5 15 11 10 12 9 8 13 7 14 2 6 MN7 TJA1050T MN7 TJA1050T GND 2 VCC 3 CANH 7 CANL 6 RXD 4 TXD 1 VREF 5 RS 8 R15 82K R15 82K S26 S26 S28 S28 S18 S18 J4...

Страница 22: ...Schematics 5 2 AT91SAM7A3 EK Evaluation Board User Guide 6165C ATARM 26 Jun 06...

Страница 23: ...evision History Table 6 1 Document Comments Change Request Ref 6165A First issue 6165B Added information on SAM BA in Section 2 6 05 415 6165C Removed references to 32 Mbit serial DataFlash AT45DB321C...

Страница 24: ...Revision History 6 2 AT91SAM7A3 EK Evaluation Board User Guide 6165C ATARM 26 Jun 06...

Страница 25: ...el 1 408 441 0311 Fax 1 408 487 2600 Regional Headquarters Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH 1705 Fribourg Switzerland Tel 41 26 426 5555 Fax 41 26 426 5500 Asia Room 1219 Chi...

Страница 26: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Atmel AT91SAM7A3 EK...

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