ATmega128RZAV Atmel Corporation, ATmega128RZAV Datasheet - Page 100
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ATmega128RZAV
Manufacturer Part Number
ATmega128RZAV
Description
Manufacturer
Atmel Corporation
Specifications of ATmega128RZAV
Flash (kbytes)
128 Kbytes
Max. Operating Frequency
16 MHz
Max I/o Pins
54
Spi
3
Twi (i2c)
1
Uart
2
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Crypto Engine
No
Sram (kbytes)
8
Eeprom (bytes)
4096
Operating Voltage (vcc)
1.8 to 3.6
Timers
6
Frequency Band
2.4 GHz
Max Data Rate (mb/s)
0.25
Antenna Diversity
No
External Pa Control
No
Power Output (dbm)
3
Receiver Sensitivity (dbm)
-101
Receive Current Consumption (ma)
16.0
Transmit Current Consumption (ma)
17.0
Link Budget (dbm)
104
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13.4
13.4.1
13.4.2
13.4.3
13.4.4
13.4.5
13.4.6
13.4.7
2549N–AVR–05/11
Register Description for I/O-Ports
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 I/O ports pull-up resistors are disabled even if the DDxn and
PORTxn Registers are configured to enable the pull-up resistor ({DDxn, PORTxn} = 0b01). See
“Configuring the Pin” on page 71
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
PORTA7
PORTB7
PINA7
PINB7
DDA7
DDB7
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
7
0
7
0
7
7
0
7
0
7
R/W
JTD
7
0
PORTA6
PORTB6
PINA6
PINB6
DDA6
DDB6
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
6
0
6
0
6
6
0
6
0
6
R
6
–
0
ATmega640/1280/1281/2560/2561
PORTA5
PORTB5
PINA5
PINB5
for more details about this feature.
DDA5
DDB5
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
PORTA4
PORTB4
PINA4
PINB4
DDA4
DDB4
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
PORTA3
PORTB3
PINA3
PINB3
DDA3
DDB3
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
PORTA2
PORTB2
PINA2
PINB2
DDA2
DDB2
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
PORTA1
PORTB1
PINA1
PINB1
DDA1
DDB1
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
PORTA0
PORTB0
PINA0
PINB0
DDA0
DDB0
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
PORTA
PORTB
DDRA
DDRB
PINA
PINB
100
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