This is to avoid arduino from being auto reset when we upload the program to attiny If you are using a electrolytic capacitor make sure the anode goes in GND of uno. You will get the above message if burning bootloader was successful. Now open the Blink example from arduino examples and change the pin number from 13 to 0 and upload. You can see the above message if everything was successful.

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Operating Voltage — 1. Industrial Temperature Range? A — Power-down Mode: 0. A complete document is available on our Web site at www. Pin Configurations Figure Min and Max values will be available after the device is characterized. The resulting architecture is more code efficient while achieving throughputs up to ten times faster than conventional CISC microcontrollers.

The Power-down mode saves the register contents, disabling all chip functions until the next Interrupt or Hardware Reset. The Port B output buffers have symmetrical drive characteristics with both high sink and source capability. As inputs, Port B pins that are externally pulled low will source current if the pull-up resistors are activated. The Port B pins are tri-stated when a reset condition becomes active, even if the clock is not running.

A low level on this pin for longer than the minimum pulse length will generate a reset, even if the clock is not running.

The minimum pulse length is given in Table on page Shorter pulses are not guaranteed to generate a reset. For compatibility with future devices, reserved bits should be written to zero if accessed. Some of the Status Flags are cleared by writing a logical one to them. Rr Rd? Load Indirect and Pre-Dec.

Store Indirect and Pre-Dec. Ordering Information 5. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. Also Halide free and fully Green.

For Speed vs. VCC,see Figure Packaging Information 6. D, D1 and E1 dimensions do not include mold Flash or protrusions. Mold Flash or protrusions shall not exceed 0. E and eA measured with the leads constrained to be perpendicular to datum.

Pointed or rounded lead tips are preferred to ease insertion. Dambar protrusions shall not exceed 0. NOTE 5 5 2, 3 4 Notes: 1. Mismatch of the upper and lower dies and resin burrs are not included. It is recommended that upper and lower cavities be equal. If they are different, the larger dimension shall be regarded. Determines the true geometric position. The standard thickness of the solder layer shall be 0.

Too high power down power consumption? DebugWIRE looses communication when single stepping into interrupts? PLL not locking 1. Too high power down power consumption Three situations will lead to a too high power down power consumption.

DebugWIRE looses communication when single stepping into interrupts When receiving an interrupt during single stepping, debugwire will loose communication. PLL not locking When running at frequencies below 6. Datasheet Revision History 8. Initial revision. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products.

Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Atmel Corporation All rights reserved. Other terms and product names may be trademarks of others. Printed on recycled paper.


Program ATtiny85 ATtiny45 using Arduino

The ATtiny85 is a microcontroller in a similar vein to the Arduino, but with much less IO pins, smaller memory and a smaller form factor. In fact, when we talk about the ATtiny85 we refer to the IC itself rather than the board. The ATtiny85 can be used as a bare chip on a breadboard, as long as you can supply the correct power for the device. Despite the small package, the ATtiny85 comes with a remarkable number of ways in which we can interface.


Atmel ATtiny45 20MHz



ATtiny85 programmieren (mit Arduino Uno oder USB-Programmer)



ATTINY45-20PU Atmel, ATTINY45-20PU Datasheet


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