Atmel AT91SAM7L-STK Guida Utente Scaricare il pdf (Pagina 27)

Board Description

AT91SAM7L-STK Rev. B Starter Kit User Guide 4-13

6414A–ATARM–12-Sep-08

4.14 PIO Expansion

The expansion connector of the AT91SAM7L-STK features the whole body of PIOC signals, ADC inputs,

and ERASE pin. It enables users to expand functions such as SPI, TWI, PIO, ADC, USART, etc. With

ERASE pin connected to VCC (short pin 39 and pin 40 by JS1), the internal Flash will be reinitialized

upon system reset.

Figure 4-13. PIOC Expansion Connector

4.15 User Grids

The unassigned grid on the AT91SAM7L-STK is for users to implement their own small application cir-

cuit on this board.

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 39 40

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Atmel AT91SAM7L-STK Guida Utente Pagina 27