Development Board for AT91SAM7s256
Development Board for AT91SAM7X256
Description: Large development board for the SAM7X256 ARM processor.
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, or power from USB
- Power supply LED
- Power supply filtering capacitor
- Reset circuit , RESET button
- 18.432MHz 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")
Documents:
- AT91SAM7X256.PDF
- SAM7-EX256 schematic
- Using Open Source Tools - Guide by Jim Lynch
- LCD interface tutorial by Jim Lynch
Software:
- Demo code LCD write, Joystick and buttons read Note: NOKIA6610 comes with two type of controllers, the difference is in the label on the display GE8 and GE12, this project handles both controllers, but you have to comment (#define GE12) if your LCD is GE8, separate BIN files are geenrated for download for GE8 and GE12
- TCP-IP code with FreeRTOS
- BMP-TO-ARRAY converter for Nokia 6610 LCD
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