Atmel ATtiny13A User Manual

Features
• High Performance, Low Power AVR
®
8-Bit Microcontroller
• Advanced RISC Architecture
– 120 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 20 MIPS Througput at 20 MHz
• High Endurance Non-volatile Memory segments
– 1K Bytes of In-System Self-programmable Flash program memory
– 64 Bytes EEPROM
– 64 Bytes Internal SRAM
– Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
– Data retention: 20 Years at 85°C/100 Years at 25°C (see page 6)
– Programming Lock for Self-Programming Flash & EEPROM Data Security
• Peripheral Features
– One 8-bit Timer/Counter with Prescaler and Two PWM Channels
– 4-channel, 10-bit ADC with Internal Voltage Reference
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
• Special Microcontroller Features
– debugWIRE On-chip Debug System
– In-System Programmable via SPI Port
– External and Internal Interrupt Sources
– Low Power Idle, ADC Noise Reduction, and Power-down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit with Software Disable Function
– Internal Calibrated Oscillator
• I/O and Packages
– 8-pin PDIP/SOIC: Six Programmable I/O Lines
– 10-pad MLF: Six Programmable I/O Lines
– 20-pad MLF: Six Programmable I/O Lines
• Operating Voltage:
– 1.8 – 5.5V
• Speed Grade:
– 0 – 4 MHz @ 1.8 – 5.5V
– 0 – 10 MHz @ 2.7 – 5.5V
– 0 – 20 MHz @ 4.5 – 5.5V
• Industrial Temperature Range
• Low Power Consumption
– Active Mode:
• 190 µA at 1.8 V and 1 MHz
–Idle Mode:
• 24 µA at 1.8 V and 1 MHz
8-bit
Microcontroller
with 1K Bytes
In-System
Programmable
Flash
ATtiny13A
Rev. 8126F–AVR–05/12

Atmel ATtiny13A Specifications

General

Brand	Atmel
Model	ATtiny13A
Category	Microcontrollers
Language	English

Summary

Pin Configurations

ATtiny13A CPU Core

CPU Core Architectural Overview

ALU and Status Register

Description of the Arithmetic Logic Unit (ALU) and the Status Register.

General Purpose Register File

Reset and Interrupt Handling

How the microcontroller handles resets and interrupts for system control.

ATtiny13A Memories

Flash Program Memory

Details on the In-System Reprogrammable Flash Program Memory.

SRAM and EEPROM Data Memory

Description of SRAM and EEPROM data memory organization and features.

System Clock and Clock Options

Clock Systems and Distribution

Clock Sources and Prescaler

Details on available clock sources and the system clock prescaler.

Power Management and Sleep Modes

Sleep Modes Overview

Explanation of the different sleep modes available for power saving.

Software BOD Disable and Power Reduction

Methods for software control of Brown-out Detector and power reduction.

System Control and Reset

Resetting the AVR and Reset Sources

Details on resetting the AVR and the different reset sources.

Internal Voltage Reference and Watchdog Timer

Interrupts

Interrupt Vectors and External Interrupts

Details on interrupt vectors and external interrupt sources.

Interrupt Register Description

I/O Ports

I/O Ports Overview and General Digital I/O

Overview of I/O ports and their use as general digital inputs/outputs.

Alternate Port Functions and Register Description

8-bit Timer/Counter0 with PWM

Timer/Counter Features and Overview

Features and overview of the 8-bit Timer/Counter0 module with PWM support.

Clock Sources, Counter Unit, and Output Compare Unit

Details on clock sources, counter unit, and output compare functionality.

Compare Match Output Unit, Modes of Operation, and Timing Diagrams

How compare matches affect output, operational modes, and timing.

Timer/Counter Prescaler

Prescaler Overview, Reset, and External Clock

Analog Comparator

Analog Comparator Multiplexed Input and Register Description

Details on multiplexed inputs and register descriptions for the analog comparator.

Analog to Digital Converter (ADC)

ADC Features and Overview

ADC Operation and Conversion Start

Description of ADC operation and how to initiate a conversion.

ADC Prescaling, Timing, and Channel Selection

ADC Noise Canceling, Input, and Accuracy

ADC Conversion Result and Register Description

debugWIRE On-chip Debug System

debugWIRE Features, Overview, and Interface

Features, overview, and physical interface of the debugwire system.

Software Breakpoints, Limitations, and Registers

Self-Programming the Flash

Flash Programming Procedures

Programming Considerations and Time

Memory Programming

Program and Data Memory Lock Bits

Fuse Bytes

Calibration Bytes

Electrical Characteristics

Absolute Maximum Ratings and DC Characteristics

Defines the absolute maximum operating conditions and DC electrical parameters.

Speed, Clock, and System/Reset Characteristics

Analog Comparator and ADC Characteristics

Serial and High-voltage Programming Characteristics

Register Summary

Instruction Set Summary