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Terminal Development Board Atmel SAM7-256

Replacement: None. There is no direct replacement for this product. This page is for reference only.

Header board for the SAM7 ARM processor.

  • MCU: AT91SAM7S256 16/32 bit ARM7TDMI™ with 256K Bytes Program Flash, 64K Bytes RAM, USB 2.0, RTT, 10 bit ADC 384 ksps, 2x UARTs, TWI (I2C), SPI, 3x 32bit TIMERS, 4x PWM, SSC, WDT, PDC (DMA) for all peripherals, up to 60MHz operation
  • Standard JTAG connector with ARM 2x10 pin layout for programming/debugging with ARM-JTAG
  • USB connector
  • LCD 16x2 with backlight
  • RS232 interface and driver
  • Relay 10A/250VAC
  • Buzzer
  • 5 buttons
  • Status LED
  • On board voltage regulator 3.3V with up to 800mA current
  • Single power supply: 12V AC or DC required
  • Power supply filtering capacitor
  • RESET circuit , RESET button
  • 18.432MHz crystal on socket
  • extension headers for all uC ports


  • 4.7x1.5" (120x38mm)


Looking for answers to technical questions?

We welcome your comments and suggestions below. However, if you are looking for solutions to technical questions please see our Technical Assistance page.

  • Hey! I think the wallwart you have listed here is wrong. I just purchased 4 of them to use on these boards, and the board needs 12vdc, not the 9vdc you have listed!

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