Tech First Kit- OLIMEX-SAM7-EX256-ARM-EVB

Overview

SAM7-EX256 is the Development board for ARM7TDMI-S microcontroller.

The SAM7-EX256 has the following features:

MCU: AT91SAM7X256 16/32 bit ARM7TDMI with 256K Bytes Program Flash, 64K Bytes RAM, CAN, USB 2.0, Ethernet 10/100, RTT, 10 bit ADC 384 ksps, 2x UARTs, TWI (I2C), 2x SPI, 3x 32bit TIMERS, 4x PWM, SSC, WDT, PDC (DMA) for all peripherals, up to 55 MHz operation
Standard JTAG connector with ARM 2x10 pin layout for programming/debugging with ARM-JTAG
NOKIA 6610 128x128 TFT 12 bit COLOR LCD with back light
Ethernet 10/100 PHY with KS8721BL
USB connector
Two channel RS232 interface and drivers
SD/MMC card connector
Joystick with 4 direction and push action
Two buttons
Audio in and Audio Out jacks for microphone and headphones
On board Speaker with volume control potentiometer
Trimpot connected to ADC
Thermistor connected to ADC
On board voltage regulator 3.3V with up to 800mA current
Single power supply: 6V AC or DC required, board can take power from USB port too
Power supply LED
Power supply filtering capacitor
RESET circuit , RESET button
18.432 Mhz crystal on socket
Extension headers for all uC ports
PCB: FR-4, 1.5 mm (0,062"), soldermask, silkscreen component print

Dimensions: 128 x 98 mm (5 x 3.8")

Products

Supplier	Part Number
Olimex	SAM7-EX256SAM7-EX256

Associated Products

Supplier	Description	Part Number
Atmel	MCU, 32BIT, ARM7, 256K FLASH	AT91SAM7X256B-AUAT91SAM7X256B-AU
MICREL	PHY Transceiver	KSZ8721BLKSZ8721BL
MAXIM	RS232 Transceiver	MAX3232IPWMAX3232IPW
Microchip	High-Speed CAN Transceiver	MCP2551-E/PMCP2551-E/P
ON Semiconductor	1.5 A, Step-Up/Down/ Inverting Switching Regulators	MC34063ADGMC34063ADG

Similar Products

Supplier	Description	Support Device	Part Number
Olimex	ATMEL AT91SAM7S256 DVB	AT91SAM7S256	SAM7-P256SAM7-P256

Datasheet

Part Number	Description	Size
AT91SAM7X256B-AU	highly integrated Flash microcontrollers based on the 32-bit ARM RISC processor	764KB
MC34063ADG	1.5 A, Step-Up/Down/ Inverting Switching Regulators	1.38MB
KSZ8721BL	PHY Transceiver	766KB
MAX3232IPW	RS232 Transceiver	609KB
MCP2551-E/P	High-Speed CAN Transceiver	349KB
MC34063ADG	1.5 A, Step-Up/Down/ Inverting Switching Regulators	159KB

Application Notes

File Name	Size
Using the Memory Protection Unit (MPU) on AT91SAM7SE Microcontrollers	296KB
Using the Serial Peripheral Interface with AT91SAMxx Devices	194KB
AT91SAM7SE Microcontroller Series Schematic Check List	681KB
AT91SAM7X and AT91SAM7XC Microcontroller Series Schematic Check List	700KB
Using Low Power Modes in AT91SAM7L Microcontrollers	681KB
Using a Real-time Timer with Non-calibrated RC Oscillator as Real-time Clock	210KB
Interfacing Fast Ethernet Transceivers to MAC Processors	122KB
Design Guide for Interchangeability	113KB
A CAN Physical Layer Discussion	258KB
Interface Products Design Guide	781KB
A Simple CAN Node Usiing the MCP2510 and PIC12C67X	334KB
A CAN System Using Multiple MCP25050 I/O Expanders	415KB
Smart Sensor CAN Node using the MCP2510 and PIC16F876	470KB

Hardware & Software

File Name	Size
SAM7-EX256 REV.B schematic	173KB
TCP-IP code with FreeRTOS	1.66MB
BMP-TO-ARRAY converter for Nokia 6610 LCD	34KB
OpenOCD + Eclipse set of projects 1.00 include flash write make file for SAM7-EX256	2.79MB