ATMEGA32U4-MU Atmel, ATMEGA32U4-MU Datasheet - Page 411
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ATMEGA32U4-MU
Manufacturer Part Number
ATMEGA32U4-MU
Description
MCU AVR 32K FLASH 16MHZ 44-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA32U4-MU
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
26
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-VQFN
Package
44QFN EP
Device Core
AVR
Family Name
ATmega
Maximum Speed
16 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
26
Interface Type
EBI/I2S/SPI/TWI/USART/USB
On-chip Adc
12-chx10-bit
Number Of Timers
5
For Use With
ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK500 - PROGRAMMER AVR STARTER KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ATMEGA32U4-16MU
ATMEGA32U4-16MU
ATMEGA32U4-16MU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA32U4-MUR
Manufacturer:
UCC
Quantity:
1 001
- Current page: 411 of 433
- Download datasheet (9Mb)
Note:
7766F–AVR–11/10
0x0D (0x2D)
0x0C (0x2C)
0x1B (0x3B)
0x1A (0x3A)
0x0E (0x2E)
0x0B (0x2B)
0x0A (0x2A)
Address
0x19 (0x39)
0x18 (0x38)
0x17 (0x37)
0x16 (0x36)
0x15 (0x35)
0x14 (0x34)
0x13 (0x33)
0x12 (0x32)
0x11 (0x31)
0x10 (0x30)
0x0F (0x2F)
0x09 (0x29)
0x08 (0x28)
0x07 (0x27)
0x06 (0x26)
0x05 (0x25)
0x04 (0x24)
0x03 (0x23)
0x02 (0x22)
0x01 (0x21)
0x00 (0x20)
1. For compatibility with future devices, reserved bits should be written to zero if accessed. Reserved I/O memory addresses
2. I/O registers within the address range $00 - $1F are directly bit-accessible using the SBI and CBI instructions. In these reg-
3. Some of the status flags are cleared by writing a logical one to them. Note that the CBI and SBI instructions will operate on
4. When using the I/O specific commands IN and OUT, the I/O addresses $00 - $3F must be used. When addressing I/O regis-
should never be written.
isters, the value of single bits can be checked by using the SBIS and SBIC instructions.
all bits in the I/O register, writing a one back into any flag read as set, thus clearing the flag. The CBI and SBI instructions
work with registers 0x00 to 0x1F only.
ters as data space using LD and ST instructions, $20 must be added to these addresses. The ATmega16U4/ATmega32U4 is
a complex microcontroller with more peripheral units than can be supported within the 64 location reserved in Opcode for
the IN and OUT instructions. For the Extended I/O space from $60 - $1FF in SRAM, only the ST/STS/STD and LD/LDS/LDD
instructions can be used.
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Name
PORTE
PORTD
PORTC
PORTB
PORTF
PCIFR
DDRE
DDRD
DDRC
DDRB
TIFR4
TIFR3
TIFR1
TIFR0
DDRF
PINF
PINE
PIND
PINC
PINB
PORTD7
PORTC7
PORTB7
PORTF7
OCF4D
Bit 7
PINF7
PIND7
PINC7
PINB7
DDF7
DDD7
DDC7
DDB7
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTE6
PORTD6
PORTC6
PORTB6
PORTF6
OCF4A
Bit 6
PINF6
PINE6
PIND6
PINC6
PINB6
DDF6
DDE6
DDD6
DDC6
DDB6
-
-
-
-
-
-
-
-
-
-
-
-
PORTF5
PORTD5
PORTB5
OCF4B
PIND5
Bit 5
PINF5
PINB5
DDF5
DDD5
DDB5
ICF3
ICF1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTF4
PORTD4
PORTB4
Bit 4
PIND4
PINB4
PINF4
DDD4
DDF4
DDB4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTD3
PORTB3
OCF3C
OCF1C
Bit 3
PIND3
PINB3
DDD3
DDB3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTE2
PORTD2
PORTB2
OCF3B
OCF1B
OCF0B
Bit 2
PINE2
PIND2
PINB2
DDD2
TOV4
DDE2
DDB2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTF1
PORTD1
PORTB1
OCF3A
OCF1A
OCF0A
PIND1
Bit 1
PINF1
DDD1
PINB1
DDF1
DDB1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ATmega16/32U4
PORTD0
PORTB0
PORTF0
Bit 0
PCIF0
PINF0
PIND0
PINB0
TOV3
TOV1
TOV0
DDF0
DDD0
DDB0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Page
411
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