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Atmel AVR1019 

8415A-AVR-07/11 

3 Reset sources 

3.1 Brown-out detection 

The programmable BODLEVEL settings are different in Atmel 
ATxmega128A1U/64A1U. See 

Table 3-1

 below for details. Please refer to the device 

datasheet regarding tolerance for the Brown-out levels. 

Table 3-1. 

Brown-out levels. 

BODLEVEL 

VBOT – XMEGA AU 

VBOT – XMEGA A 

111 1.6V 

1.6V 

110 1.8V 

1.9V 

101 2.0V 

2.1V 

011 2.4V 

2.6V 

010 2.6V 

2.9V 

000 3.0V 

3.4V 

 

Summary of Contents for AVR1019

Page 1: ...in this document only in the device datasheet In addition to the differences described in this document other typical characteristics could be different Please check the latest datasheet for details...

Page 2: ...C and the 32 768kHz from the 32 768kHz Internal Oscillator The 32MHz Internal Oscillator can be tuned to run at any frequency between 30MHz and 55MHz 2 3 I O ports Alternate pin locations for Timer Co...

Page 3: ...Atmel AVR1019 3 8415A AVR 07 11 2 9 Power management Possibility to enable sequential start of the components used for analog modules ADC and Analog Comparator in order to reduce start up current...

Page 4: ...s are different in Atmel ATxmega128A1U 64A1U See Table 3 1 below for details Please refer to the device datasheet regarding tolerance for the Brown out levels Table 3 1 Brown out levels BODLEVEL VBOT...

Page 5: ...pins are LVTTL and LVCMOS compatible for Atmel ATxmega128A1U 64A1U devices The minimum Input High Voltage is never higher than 2 0V for VCC 2 7V In Atmel ATxmega128A1 64A1 the minimum Input High Volta...

Page 6: ...CA0OFFCAL from production signature row write DACA0OFFCAL to DACA CH0OFFSETCAL This will result in DACA CH0OFFSETCAL DACA0OFFCAL DACA CH1OFFSETCAL DACA0OFFCAL The second step read DACA1OFFCAL from pro...

Page 7: ...Atmel AVR1019 7 8415A AVR 07 11 6 AC analog comparator In Atmel ATxmega128A1U 64A1U there is a two cycle delay from writing a new MUX setting until it takes effect...

Page 8: ...mel ATxmega128A1U 64A1U Table 7 1 Register bits and functionality that does not exist in ATxmega128A1U 64A1U Register name Register bit Function FUSEBYTE2 BODACT 1 0 1 BOD functionality when in active...

Page 9: ...2 2 4 Analog to digital converter 2 2 5 Analog comparator 2 2 6 CRC16 CRC32 generator 2 2 7 16 bit timer counter0 2 2 8 High resolution extension 2 2 9 Power management 3 3 Reset sources 4 3 1 Brown...

Page 10: ...FORTH IN THE ATMEL TERMS AND CONDITIONS OF SALES LOCATED ON THE ATMEL WEBSITE ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS IN...

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