ATXMEGA128A1-AU datasheet(28/99 Pages) ATMEL

28 / 99 page

28

8067I–AVR–04/09

XMEGA A1

14.3.1

Push-pull

Figure 14-1. I/O configuration - Totem-pole

14.3.2

Pull-down

Figure 14-2. I/O configuration - Totem-pole with pull-down (on input)

14.3.3

Pull-up

Figure 14-3. I/O configuration - Totem-pole with pull-up (on input)

14.3.4

Bus-keeper

The bus-keeper’s weak output produces the same logical level as the last output level. It acts as

a pull-up if the last level was ‘1’, and pull-down if the last level was ‘0’.

INn

OUTn

DIRn

Pn

INn

OUTn

DIRn

Pn

INn

OUTn

DIRn

Pn

Аналогичный номер детали - ATXMEGA128A1-AU

производитель	номер детали	датащи	подробное описание детали
ATMEL Corporation	ATXMEGA128A1	2Mb / 122P	8/16-bit XMEGA A1 Microcontroller
	ATCMEGA384A1	1Mb / 82P	8/16-bit XMEGA A1 Microcontroller
	ATXMEGA128A4_0808	937Kb / 74P	8/16-bit XMEGA A1 Microcontroller
	ATXMEGA384A1	3Mb / 107P	8/16-bit XMEGA A1 Microcontroller
	ATXMEGA256A3B	3Mb / 105P	8/16-bit XMEGA A3B Microcontroller
	ATXMEGA256A3	3Mb / 108P	8/16-bit XMEGA A3 Microcontroller
	ATXMEGA256A3_1012	3Mb / 134P	8/16-bit XMEGA A3 Microcontroller
	ATXMEGA128A4_1012	3Mb / 108P	8/16-bit XMEGA A4 Microcontroller
	ATXMEGA256A3B	888Kb / 75P	8/16-bit XMEGA A3B Microcontroller
	ATXMEGA256A3B	3Mb / 102P	8/16-bit XMEGA A3B Microcontroller