ATmega32A Datasheet - Sunrom Technologies

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<strong>ATmega32A</strong>Figure 28-2.Active Supply Current vs. Frequency (1 - 16MHz)181614125.5V5.0V4.5VICC (mA)1086422.7V3.3V3.6V4.0V00 2 4 6 8 10 12 14 16Frequency (MHz)Figure 28-3.Active Supply Current vs. V CC (Internal RC Oscillator, 8MHz),1210825 °C85 °C-40 °CICC (mA)64202.5 3 3.5 4 4.5 5 5.5V CC (V)8155C–AVR–02/11308
<strong>ATmega32A</strong>Figure 28-4.Active Supply Current vs. V CC (Internal RC Oscillator, 4MHz)6525 °C85 °C-40 °C4ICC (mA)32102.5 3 3.5 4 4.5 5 5.5V CC (V)Figure 28-5.Active Supply Current vs. V CC (Internal RC Oscillator, 1MHz)1.61.41.225 °C85 °C-40 °C1ICC (mA)0.80.60.40.202.5 3 3.5 4 4.5 5 5.5V CC (V)8155C–AVR–02/11309
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ATmega32A2. OverviewThe Atmel ® AV
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ATmega32Ametrical drive characteris
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ATmega32A6.3.1 SREG - AVR Status Re
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ATmega32A6.4.1 The X-register, Y-re
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ATmega32AFigure 6-5.Single Cycle AL
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ATmega32AA return from an interrupt
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ATmega32AFigure 7-2.Data Memory Map
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ATmega32AEEPROM data corruption can
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ATmega32ASupport - Read-While-Write
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ATmega32AThe next code examples sho
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ATmega32A8.1.3 Flash Clock - clk FL
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ATmega32AThe CKSEL0 Fuse together w
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ATmega32A8.7 Calibrated Internal RC
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ATmega32A8.10 Register Description8
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ATmega32Aface, Timer/Counters, Watc
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ATmega32A9.8.4 Internal Voltage Ref
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ATmega32A10. System Control and Res
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ATmega32AFigure 10-3.MCU Start-up,
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ATmega32AADC is used. To reduce pow
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ATmega32AThe WDP2, WDP1, and WDP0 b
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ATmega32Athe case if the Reset Vect
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ATmega32A$382D out SPL,r16$382E sei
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ATmega32A12. I/O Ports12.1 Overview
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ATmega32AIf PORTxn is written logic
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ATmega32AThe following code example
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ATmega32AFigure 12-5. Alternate Por
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ATmega32ATable 12-3.Table 12-4 and
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ATmega32A• MOSI - Port B, Bit 5MO
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ATmega32A12.3.3 Alternate Functions
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ATmega32ATable 12-11. Overriding Si
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ATmega32A12.4.13 PIND - Port D Inpu
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ATmega32Alow level interrupt is sel
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ATmega32A14. 8-bit Timer/Counter0 w
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ATmega32ASignal description (intern
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ATmega32Athe OCR0 value, the compar
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ATmega32AFigure 14-5.CTC Mode, Timi
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ATmega32AThe PWM resolution for the
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ATmega32AFigure 14-9. Timer/Counter
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ATmega32ATable 14-2. Waveform Gener
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ATmega32AThe Output Compare Registe
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ATmega32AFigure 15-1.T1/T0 Pin Samp
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ATmega32A16. 16-bit Timer/Counter11
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ATmega32Aput Compare Units” on pa
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ATmega32Athe main code and the inte
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ATmega32A16.5 Counter UnitThe main
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ATmega32AThe ICR1 Register can only
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ATmega32ARegister to either TOP or
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ATmega32AA change of the COM1x1:0 b
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ATmega32AThe PWM resolution for the
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ATmega32AUsing the ICR1 Register fo
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ATmega32ATable 16-3 shows the COM1x
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ATmega32A• Bit 7 - ICNC1: Input C
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ATmega32AThe Input Capture is updat
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ATmega32A17. 8-bit Timer/Counter2 w
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ATmega32AFigure 17-2.DATA BUSCounte
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ATmega32AThe setup of the OC2 shoul
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ATmega32AFigure 17-5.CTC Mode, Timi
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ATmega32A17.7.4 Phase Correct PWM M
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ATmega32AFigure 17-9. Timer/Counter
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ATmega32A• If Timer/Counter2 is u
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ATmega32AA FOC2 strobe will not gen
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ATmega32A17.11.2 TCNT2 - Timer/Coun
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ATmega32A17.11.7 SFIOR - Special Fu
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ATmega32Acommunication cycle when p
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ATmega32AAssembly Code Example (1)S
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ATmega32A18.3 SS Pin Functionality1
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ATmega32A18.3.4 SPSR - SPI Status R
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ATmega32A19. USART19.1 Features19.2
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ATmega32A19.2.1 AVR USART vs. AVR U
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ATmega32ATable 19-1.Operating ModeA
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ATmega32AThe frame format used by t
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ATmega32AThe Transmit Complete (TXC
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ATmega32AAssembly Code Example (1)U
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ATmega32AThe PE bit is set if the n
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ATmega32AFigure 19-7.Stop Bit Sampl
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ATmega32AIf the receiver is set up
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ATmega32A• Bit 0 - MPCM: Multi-pr
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ATmega32ATable 19-6.USBS Bit Settin
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ATmega32ATable 19-9.BaudRate(bps)Ex
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ATmega32ATable 19-11.BaudRate(bps)E
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ATmega32A20. Two-wire Serial Interf
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ATmega32Acondition is issued betwee
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ATmega32AFigure 20-6.Typical Data T
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ATmega32AFigure 20-9.Overview of th
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ATmega32A20.6 Using the TWIThe AVR
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ATmega32AAssembly code example C ex
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ATmega32ATable 20-2.Status Code(TWS
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ATmega32AFigure 20-12. Formats and
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ATmega32AThe upper seven bits are t
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ATmega32AFigure 20-16. Formats and
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ATmega32A4. The transfer must be fi
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ATmega32A20.9.2 TWCR - TWI Control
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ATmega32A20.9.5 TWAR - TWI (Slave)
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ATmega32A22. Analog to Digital Conv
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ATmega32AIf differential channels a
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ATmega32Ain ADCSRA. The prescaler k
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ATmega32ATable 22-1.ConditionADC Co
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ATmega32AIf the user has a fixed vo
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ATmega32AFigure 22-9.ADC Power Conn
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INLATmega32AFigure 22-12. Integral
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ATmega32ATable 22-2.Correlation bet
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ATmega32ATable 22-4.MUX4:011010 ADC
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ATmega32A22.9.4 SFIOR - Special Fun
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ATmega32A• TMS: Test Mode Select.
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ATmega32AThe TMS input must be held
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ATmega32A23.8 Using the JTAG Progra
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ATmega32A24.3.1 Bypass RegisterThe
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ATmega32AThe active states are:•
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ATmega32AFigure 24-4. General Port
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ATmega32AFigure 24-7.Boundary-scan
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ATmega32ATable 24-4.SignalNameBound
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ATmega32ATable 24-5.SignalNameBound
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ATmega32ATable 24-6.Algorithm for U
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ATmega32ATable 24-7. ATmega32A Boun
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ATmega32ATable 24-7. ATmega32A Boun
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ATmega32A25. Boot Loader Support -
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ATmega32AFigure 25-1.Read-While-Wri
Page 257 and 258: ATmega32Amemory by SPM instruction.
Page 259 and 260: ATmega32ANotes: 1. The different va
Page 261 and 262: ATmega32A25.8.8 EEPROM Write Preven
Page 263 and 264: ATmega32Asbiw loophi:looplo, 2brne
Page 265 and 266: ATmega32A25.9 Register Description2
Page 267 and 268: ATmega32A26. Memory Programming26.1
Page 269 and 270: ATmega32ATable 26-4.Fuse Low ByteFu
Page 271 and 272: ATmega32ATable 26-7.Signal Name inP
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Page 275 and 276: ATmega32AFigure 26-3. Programming t
Page 277 and 278: ATmega32A3. Set BS1 to “0” and
Page 279 and 280: ATmega32A26.7.14 Parallel Programmi
Page 281 and 282: ATmega32A26.9 SPI Serial Programmin
Page 283 and 284: ATmega32Awithout chip erasing the d
Page 285 and 286: ATmega32A26.9.4 SPI Serial Programm
Page 287 and 288: ATmega32A• Update-DR: The program
Page 289 and 290: ATmega32AFigure 26-14. Programming
Page 291 and 292: ATmega32AFigure 26-15. JTAG Program
Page 293 and 294: ATmega32AFigure 26-17. Virtual Flas
Page 295 and 296: ATmega32A26.10.18 Reading the Flash
Page 297 and 298: ATmega32A27. Electrical Characteris
Page 299 and 300: ATmega32A27.3 Speed GradesFigure 27
Page 301 and 302: ATmega32Aantees that a Brown-out Re
Page 303 and 304: ATmega32ATable 27-3. SPI Timing Par
Page 305 and 306: ATmega32ATable 27-5. ADC Characteri
Page 307: ATmega32A28. Typical Characteristic
Page 311 and 312: ATmega32AFigure 28-8.Idle Supply Cu
Page 313 and 314: ATmega32AFigure 28-12. Idle Supply
Page 315 and 316: ATmega32A28.5 Standby Supply Curren
Page 317 and 318: ATmega32AFigure 28-20. Reset Pull-u
Page 319 and 320: ATmega32AFigure 28-24. I/O Pin Sink
Page 321 and 322: ATmega32AFigure 28-28. Reset Input
Page 323 and 324: ATmega32AFigure 28-32. BOD Threshol
Page 325 and 326: ATmega32AFigure 28-36. Calibrated 8
Page 331 and 332: ATmega32AFigure 28-48. ADC Current
Page 333 and 334: ATmega32A28.12 Current Consumption
Page 335 and 336: ATmega32A29. Register SummaryAddres
Page 337 and 338: ATmega32A30. Instruction Set Summar
Page 339 and 340: ATmega32AMnemonics Operands Descrip
Page 341 and 342: ATmega32A32. Packaging Information3
Page 343 and 344: ATmega32A32.3 44M1DMarked Pin# 1 ID
Page 345 and 346: ATmega32A34. Datasheet Revision His
Page 347 and 348: ATmega32A8.9 Timer/Counter Oscillat
Page 349 and 350: ATmega32A18.2 Overview ............
Page 351 and 352: ATmega32A26 Memory Programming ....
Page 353: Atmel Corporation2325 Orchard Parkw
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ATmega32A Datasheet - Sunrom Technologies

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