ATMEGA8HVD-4MX Atmel, ATMEGA8HVD-4MX Datasheet - Page 154
![no-image](/images/manufacturer_photos/0/0/78/atmel_sml.jpg)
ATMEGA8HVD-4MX
Manufacturer Part Number
ATMEGA8HVD-4MX
Description
MCU AVR 8K FLASH 2.1-8V 4MHZ QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA8HVD-4MX.pdf
(168 pages)
Specifications of ATMEGA8HVD-4MX
Core Processor
AVR
Core Size
8-Bit
Speed
4MHz
Peripherals
POR, WDT
Number Of I /o
5
Program Memory Size
8KB (4K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 2.4 V
Data Converters
A/D 1x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
18-MLF® Exposed Pad (Staggered Leads), DFN
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Connectivity
-
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Notes:
154
0x1B (0x3B)
0x1A (0x3A)
0x0E (0x2E)
0x0D (0x2D)
0x0C (0x2C)
0x0B (0x2B)
0x0A (0x2A)
Address
0x0F (0x2F)
0x19 (0x39)
0x18 (0x38)
0x17 (0x37)
0x16 (0x36)
0x15 (0x35)
0x14 (0x34)
0x13 (0x33)
0x12 (0x32)
0x11 (0x31)
0x10 (0x30)
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-
ATmega4HVD/8HVD
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 ATmega4HVD/8HVD 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 - $FF in SRAM, only the ST/STS/STD and LD/LDS/LDD
instructions can be used.
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
OSICSR
Name
PORTC
PORTB
DDRB
TIFR1
TIFR0
PINC
PINB
Bit 7
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Bit 6
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Bit 5
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
OSISEL0
Bit 4
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Bit 3
ICF1
ICF0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PORTB2
OCF1B
OCF0B
Bit 2
PINB2
DDB2
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PORTC1
PORTB1
OCF1A
OCF0A
Bit 1
OSIST
PINC1
PINB1
DDB1
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
PORTC0
PORTB0
OSIEN
Bit 0
PINC0
PINB0
DDB0
TOV1
TOV0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
8052B–AVR–09/08
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