ATMEGA16M1-AU Atmel, ATMEGA16M1-AU Datasheet - Page 83

• Manufacturer Part Number: ATMEGA16M1-AU
• Description: IC MCU AVR 16K FLASH 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16M1-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: CAN, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of I /o: -

13.4
13.4.1
13.4.2
13.4.3
13.4.4
13.4.5
13.4.6
13.4.7
8209D–AVR–11/10
Register Description
MCUCR – MCU Control Register
PORTB – Port B Data Register
DDRB – Port B Data Direction Register
PINB – Port B Input Pins Address
PORTC – Port C Data Register
DDRC – Port C Data Direction Register
PINC – Port C 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 65
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
PORTB7
PORTC7
SPIPS
PINB7
PINC7
DDB7
DDC7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
0
7
7
0
7
0
7
7
0
7
0
7
PORTB6
PORTC6
PINB6
PINC6
DDB6
DDC6
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
6
–
0
6
0
6
0
6
6
0
6
0
6
for more details on this feature.
PORTB5
PORTC5
PINB5
PINC5
DDB5
DDC5
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
5
0
5
0
5
5
0
5
0
5
R
5
–
0
PORTB4
PORTC4
PINB4
PINC4
DDB4
DDC4
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
4
0
4
0
4
4
0
4
0
4
PUD
R/W
4
0
ATmega16M1/32M1/64M1
PORTB3
PORTC3
PINB3
PINC3
DDB3
DDC3
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
3
0
3
0
3
3
0
3
0
3
R
3
–
0
PORTB2
PORTC2
PINB2
PINC2
DDB2
DDC2
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
2
0
2
0
2
2
0
2
0
2
R
2
–
0
PORTB1
PORTC1
PINB1
PINC1
DDB1
DDC1
IVSEL
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
1
0
1
0
1
1
0
1
0
1
1
0
PORTB0
PORTC0
PINB0
PINC0
DDB0
DDC0
IVCE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
0
0
0
0
0
0
0
0
0
0
0
0
MCUCR
PORTB
PORTC
DDRB
DDRC
PINB
PINC
“Con-
83