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Chapter

Ⅱ

Evaluation Kit Hardware

2.1 Board Overview

Table 2. A List of Hardware Interfaces

TFT LCD Connector

J2 UART

DB9

male

connector

USART DB9 male connector

J4 HEADPHONE

LINE-OUT

J5 Audio

LINE-IN

MONO/STEREO MICRO INPUT

J7 SD/MMC

Socket

USB Device(B-type) interface

J9 JTAG

interface

J10 Power

+5V

J11

Power supply by USB

J12

external pins(at the back of the board)

J13

external pins(at the back of the board)

Содержание EB-SAM3U

Страница 1: ...t info Tech Co Ltd Address 509 Room Luohu Sci Tech Edifice No 85 Taining Road Luohu Zone Shenzhen Telephone 86 755 25504951 25505451 25532557 Fax 86 755 25616057 E mail sales cn embedinfo com support...

Страница 2: ...ication development but also is the first choice for learners Combining with our company s debugging tools ULINK2 it will offer your a better development environment for saving time and improving effi...

Страница 3: ...Reset and Wake Up Circuitry 5 2 7 Power Supply and Management 5 2 8 UART 5 2 9 USART 5 2 10 LEDs 6 2 11 LCD Backlight Control and Touch Panel 6 2 12 JTAG 7 2 13 Audio Codec 7 2 14 USB 7 2 15 ADC 8 2 1...

Страница 4: ...r up to perform the reinitialization JP2 TEST Not populated open reserved JP3 VBU Close JP4 FORCE POWER ON Open Close to force 3V3 LDO output valid JP5 Not populated open Close to enable 50 Ohm termin...

Страница 5: ...CD Connector J2 UART DB9 male connector J3 USART DB9 male connector J4 HEADPHONE LINE OUT J5 Audio LINE IN J6 MONO STEREO MICRO INPUT J7 SD MMC Socket J8 USB Device B type interface J9 JTAG interface...

Страница 6: ...D Flash under the LCD MN4 Touch Screen controller under the LCD MN5 RS232 Transceiver 1 MN6 RS232 Transceiver 2 MN7 WM8731 CODEC under the LCD MN8 Temperature Sensor MN9 USB Slave Device interface MN1...

Страница 7: ...with embedded bootloader routines UART USB and IAP In Application Programming functions routines The AT91SAM3U features an External Bus Interface EBI that permits interfacing to a broad range of exter...

Страница 8: ...optional not populated by default 6 Reset and Wake Up Circuitry The on board NRST button BP1 and NRSTB button BP3 provide the AT91SAM3U with external reset control The on board WAKE UP button BP4 can...

Страница 9: ...nabled It can also be controlled by the GPIO by default the GPIO is disabled and an on board pull up to 3 3V lights the LED 11 LCD Backlight Control and Touch Panel EB SAM3U carries one TFT Transmissi...

Страница 10: ...to generate the WM8731 master clock MCLK The AT91SAM3U ODT On Die Termination feature guarantees a signal integrity on this clock line without the need for external discrete components WM8731 pin 21...

Страница 11: ...bugging or implement an analog user control such as display brightness volume etc Please note that EB SAM3U default setting connects both AD12BAD3 and AD0 to the potentiometer so that AD12BAD3 and AD0...

Страница 12: ...s to four corresponding backup registers And then software reset the entire processor and peripherals At the next restart display the value of the four back up registers in HyperTerminal and compare t...

Страница 13: ...he coordinates of the touch point on the touch screen and print it in the serial port and LCD screen LCD LCD display routines It can display characters text graphics and so on TWI This procedure test...

Страница 14: ...xecute Debug Start Stop Debug Session Ctrl F5 to debug as follows or click shortcut con to start debug After click assembly code will show in the main workspace if you want to see source code you can...

Страница 15: ...www embedinfo com en 12 16 source code will appear in the workspace 6 You can make use of the debug shortcut icon in the window to execute debug process the icon as follows...

Страница 16: ...and so on TEL 0755 2550 9834 FAX 0755 2561 6057 Special E mail of Technical Support Engineers o Technical Support for ARM development tools support embedinfo com o Technical Support for RealView MDK t...

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