Features• High Performance, Low Power AVR® 8-Bit Microcontroller• Advanced RISC Architecture– 135 Powerful Instructions – Most Single Clock Cycle Exec
107766FS–AVR–11/10ATmega16/32U4(0xBE) TCNT4 Timer/Counter4 - Counter Register Low Byte(0xBD) TWAMR TWAM6 TWAM5 TWAM4 TWAM3 TWAM2 TWAM1 TWAM0 -(0xBC) T
117766FS–AVR–11/10ATmega16/32U4(0x7C) ADMUX REFS1 REFS0 ADLAR MUX4 MUX3 MUX2 MUX1 MUX0(0x7B) ADCSRB ADHSM ACME MUX5 - ADTS3 ADTS2 ADTS1 ADTS0(0x7A) AD
127766FS–AVR–11/10ATmega16/32U4Note: 1. For compatibility with future devices, reserved bits should be written to zero if accessed. Reserved I/O memor
137766FS–AVR–11/10ATmega16/32U45. Instruction Set SummaryMnemonics Operands Description Operation Flags #ClocksARITHMETIC AND LOGIC INSTRUCTIONSADD Rd
147766FS–AVR–11/10ATmega16/32U4BRVC k Branch if Overflow Flag is Cleared if (V = 0) then PC ← PC + k + 1 None 1/2BRIE k Branch if Interrupt Enabled
157766FS–AVR–11/10ATmega16/32U4SPM Store Program Memory (Z) ← R1:R0 None -IN Rd, P In Port Rd ← PNone1OUT P, Rr Out Port P ← Rr None 1PUSH Rr Push Reg
167766FS–AVR–11/10ATmega16/32U46. Ordering Information6.1 ATmega16U4Speed (MHz) Power Supply Ordering Code Default Oscillator Package Operation Rang
177766FS–AVR–11/10ATmega16/32U46.2 ATmega32U4Speed (MHz) Power Supply Ordering Code Default Oscillator Package Operation Range162.7 - 5.5 VATmega32U
187766FS–AVR–11/10ATmega16/32U47. Packaging Information7.1 TQFP44
197766FS–AVR–11/10ATmega16/32U47.2 QFN44
27766FS–AVR–11/10ATmega16/32U4– Byte Oriented 2-wire Serial Interface– Programmable Watchdog Timer with Separate On-chip Oscillator– On-chip Analog Co
207766FS–AVR–11/10ATmega16/32U48. ErrataThe revision letter in this section refers to the revision of the ATmega16U4/ATmega32U4device.8.1 ATmega16U4/A
217766FS–AVR–11/10ATmega16/32U43. Timer 4 11-bits enhanced PWM modeTimer 4 11-bits enhanced mode is not functional.Problem Fix/work aroundNone.8.3 AT
227766FS–AVR–11/10ATmega16/32U48.5 ATmega16U4/ATmega32U4 Rev A• Spike on TWI pins when TWI is enabled• High current consumption in sleep mode• Increas
237766FS–AVR–11/10ATmega16/32U47. Timer 4 11-bits enhanced PWM modeTimer 4 11-bits enhanced mode is not functional.Problem Fix/work aroundNone.
247766FS–AVR–11/10ATmega16/32U49. Datasheet Revision History for ATmega16U4/ATmega32U4Please note that the referring page numbers in this section are
257766FS–AVR–11/10ATmega16/32U49.5 Rev. 7766B – 11/089.6 Rev. 7766A – 07/081.Added ATmega16U4 device.2.Created errata section and added ATmega16U4.3.U
7766FS–AVR–11/10Atmel Corporation2325 Orchard ParkwaySan Jose, CA 95131USATel: (+1)(408) 441-0311Fax: (+1)(408) 487-2600 www.atmel.comAtmel Asia Limi
37766FS–AVR–11/10ATmega16/32U41. Pin ConfigurationsFigure 1-1. Pinout ATmega16U4/ATmega32U42. OverviewThe ATmega16U4/ATmega32U4 is a low-power CMOS 8-
47766FS–AVR–11/10ATmega16/32U42.1 Block DiagramFigure 2-1. Block DiagramThe AVR core combines a rich instruction set with 32 general purpose working r
57766FS–AVR–11/10ATmega16/32U4channels 10-bit ADC with optional differential input stage with programmable gain, an on-chipcalibrated temperature sens
67766FS–AVR–11/10ATmega16/32U4Only bits 6 and 7 are present on the product pinout.Port C also serves the functions of special features of the ATmega16
77766FS–AVR–11/10ATmega16/32U42.2.11 UVCCUSB Pads Internal Regulator Input supply voltage.2.2.12 UCAPUSB Pads Internal Regulator Output supply voltage
87766FS–AVR–11/10ATmega16/32U43. About3.1 DisclaimerTypical values contained in this datasheet are based on simulations and characterization ofother A
97766FS–AVR–11/10ATmega16/32U44. Register SummaryAddress Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page(0xFF) Reserved - - - - - - - -(0xFE
Kommentare zu diesen Handbüchern