ATTINY26L8SU SL383 Atmel, ATTINY26L8SU SL383 Datasheet - Page 5
ATTINY26L8SU SL383
Manufacturer Part Number
ATTINY26L8SU SL383
Description
MCU 8-Bit ATtiny AVR RISC 2KB Flash 3.3V/5V 20-Pin SOIC T/R
Manufacturer
Atmel
Datasheet
1.ATTINY26L8PU.pdf
(185 pages)
- Current page: 5 of 185
- Download datasheet (3Mb)
Pin Descriptions
VCC
GND
AVCC
Port A (PA7..PA0)
Port B (PB7..PB0)
XTAL1
XTAL2
1477J–AVR–06/07
Digital supply voltage pin.
Digital ground pin.
AVCC is the supply voltage pin for Port A and the A/D Converter (ADC). It should be
externally connected to V
connected to V
ADC.
Port A is an 8-bit general purpose I/O port. PA7..PA0 are all I/O pins that can provide
internal pull-ups (selected for each bit). Port A has alternate functions as analog inputs
for the ADC and analog comparator and pin change interrupt as described in “Alternate
Port Functions” on page 48.
Port B is an 8-bit general purpose I/O port. PB6..0 are all I/O pins that can provide inter-
nal pull-ups (selected for each bit). PB7 is an I/O pin if not used as the reset. To use pin
PB7 as an I/O pin, instead of RESET pin, program (“0”) RSTDISBL Fuse. Port B has
alternate functions for the ADC, clocking, timer counters, USI, SPI programming, and
pin change interrupt as described in “Alternate Port Functions” on page 48.
An External Reset is generated by a low level on the PB7/RESET pin. Reset pulses
longer than 50 ns will generate a reset, even if the clock is not running. Shorter pulses
are not guaranteed to generate a reset.
Input to the inverting oscillator amplifier and input to the internal clock operating circuit.
Output from the inverting oscillator amplifier.
CC
through a low-pass filter. See page 96 for details on operating of the
CC
, even if the ADC is not used. If the ADC is used, it should be
ATtiny26(L)
5
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