ATtiny11 datasheet(25/61 Pages) ATMEL

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Hardware Description

AVR STK500 User Guide

3-15

1925C–AVR–3/03

3.8

Jumper Settings

A master microcontroller and the eight jumpers control the hardware settings of the

starter kit. During normal operation these jumpers should be mounted in the default

position. To configure the starter kit for advanced use, the jumpers can be removed or

set to new positions. The jumper settings and usage are explained in the following sec-

tion. The default setting of the jumpers are shown in Figure 3-20.

Figure 3-20. Default Jumper Setting

Table 3-4. Description of Jumpers

Jumper

Description of Default Setting

VTARGET

On-board VTARGET supply connected

AREF

On-board Analog Voltage Reference connected

RESET

On-board Reset System connected

XTAL1

On-board Clock System connected

OSCSEL

On-board Oscillator selected

BSEL2

Unmounted. Used for High-voltage Programming of ATmega8,

ATmega16, ATmega161, ATmega163, ATmega128, and ATmega323

PJUMP

Unmounted. Used for High-voltage Programming of AT90S2333,

AT90S4433, and ATmega8

VTARGET

AREF

RESET

XTAL1

OSCSEL

BSEL2

PJUMP

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