Atmel AT91SAM7L-STK Uživatelský manuál stáhnout pdf (Strana 22)

Configuration

AT91SAM7L-EK Evaluation Board User Guide 4-3

6370A–ATARM–15-Feb-08

4.2 Configuration Straps on the Handheld Board

Table 4-2. Handheld Board Configuration Strap Settings (See Figure 4-2)

Designation

Default

Setting Feature

R130 Open JTAGSEL Configuration: ICE Mode by Default, JTAG Mode if Soldered

R103 Open Allows to strap J103: if fitted, connects permanently VDDCORE to VDDOUT

R106 Open Allows to strap J106: if fitted, connects permanently VDDIO1 to VCC (3.3V)

R107 Open

Allows to strap J107 1 - 2 position: if fitted, connects permanently VDDINLCD to

VCC (3.3V)

R108 Open

Allows to strap J108 1 - 2 position: if fitted, connects permanently VDDLCD to

VDD3V6

R109 Open Allows to strap J109: if fitted, connects permanently VDDLCD to VDDIO2

R110 Open

Allows to strap J108 2 - 3 position: if fitted, connects permanently VDDLCD to

VCC (3.3V)

R111 Open

Allows to strap J107 2 - 3 position: if fitted, connects permanently VDDINLCD to

GND

R184 Open

Allows to strap the U109/U110 device on the ZIGBEE INTERFACE. The

configuration depends on the optional RZ502 board revision

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 34 35

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Atmel AT91SAM7L-STK Uživatelský manuál Strana 22