ATMEGA32HVB-8X3 Atmel, ATMEGA32HVB-8X3 Datasheet - Page 78

• Manufacturer Part Number: ATMEGA32HVB-8X3
• Description: MCU AVR 32KB FLASH 8MHZ 44TSSOP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32HVB-8X3

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI
• Peripherals: POR, WDT
• Number Of I /o: 17
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 25 V
• Data Converters: A/D 7x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TSSOP
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, TWI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRSB200
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 7 Channel
• Package: 44TSSOP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 5|9|12|15|18|24 V
• 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

15.4
15.4.1
15.4.2
15.4.3
15.4.4
15.4.5
15.4.6
15.4.7
8042B–AVR–06/10
Register Description
MCUCR – MCU Control Register
PORTA – Port A Data Register
DDRA – Port A Data Direction Register
PINA – Port A Input Pins Address
PORTB – Port B Data Register
DDRB – Port B Data Direction Register
PINB – Port B Input Pins Address
• Bit 4 – PUD: Pull-up Disable
When this bit is written to one, the pull-ups in the I/O ports are disabled even if the DDxn and
PORTxn Registers are configured to enable the pull-ups ({DDxn, PORTxn} = 0b01). See
figuring the Pin” on page 68
Bit
0x35 (0x55)
Read/Write
Initial Value
Bit
0x02 (0x22)
Read/Write
Initial Value
Bit
0x01 (0x21)
Read/Write
Initial Value
Bit
0x00 (0x20)
Read/Write
Initial Value
Bit
0x05 (0x25)
Read/Write
Initial Value
Bit
0x04 (0x24)
Read/Write
Initial Value
Bit
0x03 (0x23)
Read/Write
Initial Value
PORTB7
PINB7
DDB7
R/W
R/W
N/A
N/A
R
R
R
7
–
0
R
7
–
7
0
7
7
–
0
7
0
R
7
–
0
PORTB6
PINB6
DDB6
R/W
R/W
N/A
N/A
R
R
R
6
–
0
R
6
–
6
0
6
6
–
0
6
0
R
6
–
0
for more details about this feature.
PORTB5
PINB5
DDB5
R/W
R/W
N/A
N/A
R
R
R
R
5
–
0
5
–
0
5
–
5
0
5
0
5
CKOE
R/W
5
0
PORTB4
PINB4
DDB4
R/W
R/W
N/A
N/A
R
R
R
R
4
–
0
4
–
0
4
–
4
0
4
0
4
PUD
R/W
4
0
PORTA3
PORTB3
PINA3
PINB3
DDB3
DDA3
ATmega16HVB/32HVB
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
3
0
3
0
3
3
0
3
0
3
R
3
–
0
PORTA2
PORTB2
PINA2
PINB2
DDB2
DDA2
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
2
0
2
0
2
2
0
2
0
2
R
2
–
0
PORTA1
PORTB1
PINA1
PINB1
DDB1
DDA1
R/W
R/W
R/W
R/W
N/A
R/W
N/A
IVSEL
R
1
0
1
1
0
1
R/W
1
0
1
0
1
0
PORTA0
PORTB0
PINA0
PINB0
DDB0
DDA0
R/W
R/W
R/W
IVCE
R/W
N/A
R/W
N/A
R/W
R
0
0
0
0
0
0
0
0
0
0
0
0
MCUCR
PORTA
PORTB
DDRB
DDRA
PINA
PINB
”Con-
78