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Файл:ATtiny2313A ATtiny4313.pdf
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- •Features
- •1. Pin Configurations
- •1.1 Pin Descriptions
- •1.1.3 Port A (PA2..PA0)
- •1.1.4 Port B (PB7..PB0)
- •1.1.5 Port D (PD6..PD0)
- •1.1.6 RESET
- •1.1.7 XTAL1
- •1.1.8 XTAL2
- •2. Overview
- •2.1 Block Diagram
- •2.2 Comparison Between ATtiny2313A and ATtiny4313
- •3. About
- •3.1 Resources
- •3.2 Code Examples
- •3.3 Data Retention
- •4. CPU Core
- •4.1 Architectural Overview
- •4.2 ALU – Arithmetic Logic Unit
- •4.3 Status Register
- •4.4 General Purpose Register File
- •4.5 Stack Pointer
- •4.6 Instruction Execution Timing
- •4.7 Reset and Interrupt Handling
- •4.7.1 Interrupt Response Time
- •5. Memories
- •5.1 Program Memory (Flash)
- •5.2 Data Memory (SRAM) and Register Files
- •5.2.1 General Purpose Register File
- •5.2.2 I/O Register File
- •5.2.3 Data Memory (SRAM)
- •5.3 Data Memory (EEPROM)
- •5.3.1 Programming Methods
- •5.3.2 Read
- •5.3.3 Erase
- •5.3.4 Write
- •5.3.5 Preventing EEPROM Corruption
- •5.3.6 Program Examples
- •5.4 Register Description
- •5.4.1 EEAR – EEPROM Address Register
- •5.4.2 EEDR – EEPROM Data Register
- •5.4.3 EECR – EEPROM Control Register
- •5.4.4 GPIOR2 – General Purpose I/O Register 2
- •5.4.5 GPIOR1 – General Purpose I/O Register 1
- •5.4.6 GPIOR0 – General Purpose I/O Register 0
- •6. Clock System
- •6.1 Clock Subsystems
- •6.2 Clock Sources
- •6.2.1 Default Clock Source
- •6.2.2 External Clock
- •6.2.3 Calibrated Internal RC Oscillator
- •6.2.4 128 kHz Internal Oscillator
- •6.2.5 Crystal Oscillator
- •6.3 System Clock Prescaler
- •6.3.1 Switching Time
- •6.4 Clock Output Buffer
- •6.5 Register Description
- •6.5.1 OSCCAL – Oscillator Calibration Register
- •6.5.2 CLKPR – Clock Prescale Register
- •7. Power Management and Sleep Modes
- •7.1 Sleep Modes
- •7.1.1 Idle Mode
- •7.1.3 Standby Mode
- •7.2 Software BOD Disable
- •7.3 Power Reduction Register
- •7.4 Minimizing Power Consumption
- •7.4.1 Analog Comparator
- •7.4.2 Internal Voltage Reference
- •7.4.4 Watchdog Timer
- •7.4.5 Port Pins
- •7.5 Register Description
- •7.5.1 MCUCR – MCU Control Register
- •7.5.2 PRR – Power Reduction Register
- •8. System Control and Reset
- •8.1 Resetting the AVR
- •8.2 Reset Sources
- •8.2.2 External Reset
- •8.2.4 Watchdog Reset
- •8.3 Internal Voltage Reference
- •8.4 Watchdog Timer
- •8.4.1 Timed Sequences for Changing the Configuration of the Watchdog Timer
- •8.4.2 Code Example
- •8.5 Register Description
- •8.5.1 MCUSR – MCU Status Register
- •8.5.2 WDTCSR – Watchdog Timer Control and Status Register
- •9. Interrupts
- •9.1 Interrupt Vectors
- •9.2 External Interrupts
- •9.2.1 Low Level Interrupt
- •9.2.2 Pin Change Interrupt Timing
- •9.3 Register Description
- •9.3.1 MCUCR – MCU Control Register
- •9.3.2 GIMSK – General Interrupt Mask Register
- •9.3.3 GIFR – General Interrupt Flag Register
- •9.3.4 PCMSK2 – Pin Change Mask Register 2
- •9.3.5 PCMSK1 – Pin Change Mask Register 1
- •9.3.6 PCMSK0 – Pin Change Mask Register 0
- •10. I/O-Ports
- •10.1 Ports as General Digital I/O
- •10.1.1 Configuring the Pin
- •10.1.2 Toggling the Pin
- •10.1.3 Switching Between Input and Output
- •10.1.4 Reading the Pin Value
- •10.1.5 Digital Input Enable and Sleep Modes
- •10.1.6 Unconnected Pins
- •10.1.7 Program Examples
- •10.2 Alternate Port Functions
- •10.2.1 Alternate Functions of Port A
- •10.2.2 Alternate Functions of Port B
- •10.2.3 Alternate Functions of Port D
- •10.3 Register Description
- •10.3.1 MCUCR – MCU Control Register
- •10.3.2 PORTA – Port A Data Register
- •10.3.3 DDRA – Port A Data Direction Register
- •10.3.4 PINA – Port A Input Pins Address
- •10.3.5 PORTB – Port B Data Register
- •10.3.6 DDRB – Port B Data Direction Register
- •10.3.7 PINB – Port B Input Pins Address
- •10.3.8 PORTD – Port D Data Register
- •10.3.9 DDRD – Port D Data Direction Register
- •10.3.10 PIND – Port D Input Pins Address
- •11. 8-bit Timer/Counter0 with PWM
- •11.1 Features
- •11.2 Overview
- •11.2.1 Registers
- •11.2.2 Definitions
- •11.3 Clock Sources
- •11.4 Counter Unit
- •11.5 Output Compare Unit
- •11.5.1 Force Output Compare
- •11.5.2 Compare Match Blocking by TCNT0 Write
- •11.5.3 Using the Output Compare Unit
- •11.6 Compare Match Output Unit
- •11.6.1 Compare Output Mode and Waveform Generation
- •11.7 Modes of Operation
- •11.7.1 Normal Mode
- •11.7.2 Clear Timer on Compare Match (CTC) Mode
- •11.7.3 Fast PWM Mode
- •11.7.4 Phase Correct PWM Mode
- •11.8 Timer/Counter Timing Diagrams
- •11.9 Register Description
- •11.9.1 TCCR0A – Timer/Counter Control Register A
- •11.9.2 TCCR0B – Timer/Counter Control Register B
- •11.9.3 TCNT0 – Timer/Counter Register
- •11.9.4 OCR0A – Output Compare Register A
- •11.9.5 OCR0B – Output Compare Register B
- •11.9.6 TIMSK – Timer/Counter Interrupt Mask Register
- •11.9.7 TIFR – Timer/Counter Interrupt Flag Register
- •12. 16-bit Timer/Counter1
- •12.1 Features
- •12.2 Overview
- •12.2.1 Registers
- •12.2.2 Definitions
- •12.2.3 Compatibility
- •12.3 Timer/Counter Clock Sources
- •12.4 Counter Unit
- •12.5 Input Capture Unit
- •12.5.1 Input Capture Trigger Source
- •12.5.2 Noise Canceler
- •12.5.3 Using the Input Capture Unit
- •12.6 Output Compare Units
- •12.6.1 Force Output Compare
- •12.6.2 Compare Match Blocking by TCNT1 Write
- •12.6.3 Using the Output Compare Unit
- •12.7 Compare Match Output Unit
- •12.7.1 Compare Output Mode and Waveform Generation
- •12.8 Modes of Operation
- •12.8.1 Normal Mode
- •12.8.2 Clear Timer on Compare Match (CTC) Mode
- •12.8.3 Fast PWM Mode
- •12.8.4 Phase Correct PWM Mode
- •12.8.5 Phase and Frequency Correct PWM Mode
- •12.9 Timer/Counter Timing Diagrams
- •12.10 Accessing 16-bit Registers
- •12.10.1 Reusing the Temporary High Byte Register
- •12.11 Register Description
- •12.11.1 TCCR1A – Timer/Counter1 Control Register A
- •12.11.2 TCCR1B – Timer/Counter1 Control Register B
- •12.11.3 TCCR1C – Timer/Counter1 Control Register C
- •12.11.4 TCNT1H and TCNT1L – Timer/Counter1
- •12.11.5 OCR1AH and OCR1AL – Output Compare Register 1 A
- •12.11.6 OCR1BH and OCR1BL – Output Compare Register 1 B
- •12.11.7 ICR1H and ICR1L – Input Capture Register 1
- •12.11.8 TIMSK – Timer/Counter Interrupt Mask Register
- •12.11.9 TIFR – Timer/Counter Interrupt Flag Register
- •13. Timer/Counter0 and Timer/Counter1 Prescalers
- •13.1 Internal Clock Source
- •13.2 Prescaler Reset
- •13.3 External Clock Source
- •13.4 Register Description
- •13.4.1 GTCCR – General Timer/Counter Control Register
- •14. USART
- •14.1 Features
- •14.2 Overview
- •14.2.1 AVR USART vs. AVR UART – Compatibility
- •14.3 Clock Generation
- •14.3.1 Internal Clock Generation – The Baud Rate Generator
- •14.3.2 Double Speed Operation (U2X)
- •14.3.3 External Clock
- •14.3.4 Synchronous Clock Operation
- •14.4 Frame Formats
- •14.4.1 Parity Bit Calculation
- •14.5 USART Initialization
- •14.6 Data Transmission – The USART Transmitter
- •14.6.1 Sending Frames with 5 to 8 Data Bit
- •14.6.2 Sending Frames with 9 Data Bit
- •14.6.3 Transmitter Flags and Interrupts
- •14.6.4 Parity Generator
- •14.6.5 Disabling the Transmitter
- •14.7 Data Reception – The USART Receiver
- •14.7.1 Receiving Frames with 5 to 8 Data Bits
- •14.7.2 Receiving Frames with 9 Data Bits
- •14.7.3 Receive Compete Flag and Interrupt
- •14.7.4 Receiver Error Flags
- •14.7.5 Parity Checker
- •14.7.6 Disabling the Receiver
- •14.7.7 Flushing the Receive Buffer
- •14.8 Asynchronous Data Reception
- •14.8.1 Asynchronous Clock Recovery
- •14.8.2 Asynchronous Data Recovery
- •14.8.3 Asynchronous Operational Range
- •14.9.1 Using MPCM
- •14.10 Register Description
- •14.10.1 UDR – USART I/O Data Register
- •14.10.2 UCSRA – USART Control and Status Register A
- •14.10.3 UCSRB – USART Control and Status Register B
- •14.10.4 UCSRC – USART Control and Status Register C
- •14.10.5 UBRRL and UBRRH – USART Baud Rate Registers
- •14.11 Examples of Baud Rate Setting
- •15. USART in SPI Mode
- •15.1 Features
- •15.2 Overview
- •15.3 Clock Generation
- •15.4 SPI Data Modes and Timing
- •15.5 Frame Formats
- •15.5.1 USART MSPIM Initialization
- •15.6 Data Transfer
- •15.6.1 Transmitter and Receiver Flags and Interrupts
- •15.6.2 Disabling the Transmitter or Receiver
- •15.7 AVR USART MSPIM vs. AVR SPI
- •15.8 Register Description
- •15.8.1 UDR – USART MSPIM I/O Data Register
- •15.8.2 UCSRA – USART MSPIM Control and Status Register A
- •15.8.3 UCSRB – USART MSPIM Control and Status Register B
- •15.8.4 UCSRC – USART MSPIM Control and Status Register C
- •15.8.5 UBRRL and UBRRH – USART MSPIM Baud Rate Registers
- •16. USI – Universal Serial Interface
- •16.1 Features
- •16.2 Overview
- •16.3 Functional Descriptions
- •16.3.2 SPI Master Operation Example
- •16.3.3 SPI Slave Operation Example
- •16.3.5 Start Condition Detector
- •16.3.6 Clock speed considerations
- •16.4 Alternative USI Usage
- •16.4.4 Edge Triggered External Interrupt
- •16.4.5 Software Interrupt
- •16.5 Register Description
- •16.5.1 USICR – USI Control Register
- •16.5.2 USISR – USI Status Register
- •16.5.3 USIDR – USI Data Register
- •16.5.4 USIBR – USI Buffer Register
- •17. Analog Comparator
- •17.1 Register Description
- •17.1.1 ACSR – Analog Comparator Control and Status Register
- •17.1.2 DIDR – Digital Input Disable Register
- •18. debugWIRE On-chip Debug System
- •18.1 Features
- •18.2 Overview
- •18.3 Physical Interface
- •18.4 Software Break Points
- •18.5 Limitations of debugWIRE
- •18.6 Register Description
- •18.6.1 DWDR – debugWire Data Register
- •19. Self-Programming
- •19.1 Features
- •19.2 Overview
- •19.3 Lock Bits
- •19.4.2 Page Erase
- •19.4.3 Page Load
- •19.4.4 Page Write
- •19.4.5 SPMCSR Can Not Be Written When EEPROM is Programmed
- •19.5 Preventing Flash Corruption
- •19.6 Programming Time for Flash when Using SPM
- •19.7 Register Description
- •19.7.1 SPMCSR – Store Program Memory Control and Status Register
- •20. Lock Bits, Fuse Bits and Device Signature
- •20.1 Lock Bits
- •20.2 Fuse Bits
- •20.2.1 Latching of Fuses
- •20.3 Device Signature Imprint Table
- •20.3.1 Calibration Byte
- •20.3.2 Signature Bytes
- •20.4 Reading Lock Bits, Fuse Bits and Signature Data from Software
- •20.4.1 Lock Bit Read
- •20.4.2 Fuse Bit Read
- •20.4.3 Device Signature Imprint Table Read
- •21. External Programming
- •21.1 Memory Parametrics
- •21.2 Parallel Programming
- •21.2.1 Enter Programming Mode
- •21.2.2 Considerations for Efficient Programming
- •21.2.3 Chip Erase
- •21.2.4 Programming the Flash
- •21.2.5 Programming the EEPROM
- •21.2.6 Reading the Flash
- •21.2.7 Reading the EEPROM
- •21.2.8 Programming Low Fuse Bits
- •21.2.9 Programming High Fuse Bits
- •21.2.10 Programming Extended Fuse Bits
- •21.2.11 Programming the Lock Bits
- •21.2.12 Reading Fuse and Lock Bits
- •21.2.13 Reading Signature Bytes
- •21.2.14 Reading the Calibration Byte
- •21.3 Serial Programming
- •21.3.1 Pin Mapping
- •21.3.2 Programming Algorithm
- •21.3.3 Programming Instruction Set
- •21.4 Programming Time for Flash and EEPROM
- •22. Electrical Characteristics
- •22.1 Absolute Maximum Ratings*
- •22.2 DC Characteristics
- •22.3 Speed
- •22.4 Clock Characteristics
- •22.4.1 Calibrated Internal RC Oscillator Accuracy
- •22.4.2 External Clock Drive
- •22.5 System and Reset Characteristics
- •22.6 Analog Comparator Characteristics
- •22.7 Parallel Programming Characteristics
- •22.8 Serial Programming Characteristics
- •23. Typical Characteristics
- •23.1 Effect of Power Reduction
- •23.2 ATtiny2313A
- •23.2.1 Current Consumption in Active Mode
- •23.2.2 Current Consumption in Idle Mode
- •23.2.4 Current Consumption in Reset
- •23.2.5 Current Consumption of Peripheral Units
- •23.2.7 Output Driver Strength
- •23.2.8 Input Thresholds and Hysteresis (for I/O Ports)
- •23.2.9 BOD, Bandgap and Reset
- •23.2.10 Internal Oscillator Speed
- •23.3 ATtiny4313
- •23.3.1 Current Consumption in Active Mode
- •23.3.2 Current Consumption in Idle Mode
- •23.3.4 Current Consumption in Reset
- •23.3.5 Current Consumption of Peripheral Units
- •23.3.7 Output Driver Strength
- •23.3.8 Input Thresholds and Hysteresis (for I/O Ports)
- •23.3.9 BOD, Bandgap and Reset
- •23.3.10 Internal Oscillator Speed
- •24. Register Summary
- •25. Instruction Set Summary
- •26. Ordering Information
- •26.1 ATtiny2313A
- •26.2 ATtiny4313
- •27. Packaging Information
- •28. Errata
- •28.1 ATtiny2313A
- •28.2 ATtiny4313
- •29. Datasheet Revision History
- •Table of Contents
ATtiny2313A/4313
26. Ordering Information
26.1ATtiny2313A
Speed (MHz) (1) |
Supply Voltage (V) |
Temperature Range |
Package (2) |
Ordering Code (3) |
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20P3 |
ATtiny2313A-PU |
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20S |
ATtiny2313A-SU |
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ATtiny2313A-SUR |
||
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||
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Industrial |
|
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|
20 |
1.8 – 5.5 |
|
ATtiny2313A-MU |
||
(-40°C to +85°C) (4) |
20M1 |
||||
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|||
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ATtiny2313A-MUR |
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20M2 (5)(6) |
ATtiny2313A-MMH |
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ATtiny2313A-MMHR |
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Notes: 1. For speed vs. supply voltage, see section 22.3 “Speed” on page 200.
2.All packages are Pb-free, halide-free and fully green, and they comply with the European directive for Restriction of Hazardous Substances (RoHS).
3.Code indicators:
–H: NiPdAu lead finish
–U or N: matte tin
–R: tape & reel
4.Can also be supplied in wafer form. Contact your local Atmel sales office for ordering information and minimum quantities.
5.NiPdAu finish
6.Topside markings :
–1st Line: T2313
–2nd Line: Axx
–3rd Line: xxx
|
|
Package Type |
|
|
|
20P3 |
20-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP) |
|
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|
|
20S |
20-lead, 0.300" Wide, Plastic Gull Wing Small Outline Package (SOIC) |
|
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|
|
20M1 |
20-pad, 4 x 4 x |
0.8 mm Body, Quad Flat No-Lead / Micro Lead Frame Package (MLF) |
|
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20M2 |
20-pad, 3 x 3 x |
0.85 mm Body, Very Thin Quad Flat No Lead Package (VQFN) |
|
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259
8246B–AVR–09/11
26.2ATtiny4313
Speed (MHz) (1) |
Supply Voltage (V) |
Temperature Range |
Package (2) |
Ordering Code (3) |
|
|
|
|
20P3 |
ATtiny4313-PU |
|
|
|
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|
|
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20S |
ATtiny4313-SU |
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ATtiny4313-SUR |
||
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Industrial |
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|
20 |
1.8 – 5.5 |
|
ATtiny4313-MU |
||
(-40°C to +85°C) (4) |
20M1 |
||||
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ATtiny4313-MUR |
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20M2 (5)(6) |
ATtiny4313-MMH |
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ATtiny4313-MMHR |
||
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Notes: 1. For speed vs. supply voltage, see section 22.3 “Speed” on page 200.
2.All packages are Pb-free, halide-free and fully green, and they comply with the European directive for Restriction of Hazardous Substances (RoHS).
3.Code indicators:
–H: NiPdAu lead finish
–U or N: matte tin
–R: tape & reel
4.Can also be supplied in wafer form. Contact your local Atmel sales office for ordering information and minimum quantities.
5.NiPdAu finish
6.Topside markings:
–1st Line: T4313
–2nd Line: Axx
–3rd Line: xxx
|
|
Package Type |
|
|
|
20P3 |
|
20-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP) |
|
|
|
20S |
|
20-lead, 0.300" Wide, Plastic Gull Wing Small Outline Package (SOIC) |
|
|
|
20M1 |
|
20-pad, 4 x 4 x 0.8 mm Body, Quad Flat No-Lead/Micro Lead Frame Package (MLF) |
|
|
|
20M2 |
|
20-pad, 3 x 3 x 0.85 mm Body, Very Thin Quad Flat No Lead Package (VQFN) |
|
|
|
260 |
ATtiny2313A/4313 |
|
8246B–AVR–09/11
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