 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
ATmega32U2 Datasheet(PDF) 82 Page - ATMEL Corporation |
|
|
|||||||||||||||||||||||||||||
ATmega32U2 Datasheet(HTML) 82 Page - ATMEL Corporation |
|
|
82 / 314 page  82 7799B–AVR–07/09 ATmega8U2/16U2/32U2 12.4 Register Description for I/O-Ports 12.4.1 MCUCR – MCU Control Register • 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 “Con- figuring the Pin” on page 68 for more details about this feature. 12.4.2 PORTB – Port B Data Register 12.4.3 DDRB – Port B Data Direction Register 12.4.4 PINB – Port B Input Pins Address 12.4.5 PORTC – Port C Data Register 12.4.6 DDRC – Port C Data Direction Register 12.4.7 PINC – Port C Input Pins Address Bit 7 6 5 4 3 2 1 0 0x35 (0x55) JTD – –PUD – – IVSEL IVCE MCUCR Read/Write R/W R R R/W R R R/W R/W Initial Value 0 0 0 0 0 0 0 0 Bit 76543210 0x05 (0x25) PORTB7 PORTB6 PORTB5 PORTB4 PORTB3 PORTB2 PORTB1 PORTB0 PORTB Read/Write R/W R/W R/W R/W R/W R/W R/W R/W Initial Value 00000000 Bit 76543210 0x04 (0x24) DDB7 DDB6 DDB5 DDB4 DDB3 DDB2 DDB1 DDB0 DDRB Read/Write R/W R/W R/W R/W R/W R/W R/W R/W Initial Value 00000000 Bit 76543210 0x03 (0x23) PINB7 PINB6 PINB5 PINB4 PINB3 PINB2 PINB1 PINB0 PINB Read/Write R/W R/W R/W R/W R/W R/W R/W R/W Initial Value N/A N/A N/A N/A N/A N/A N/A N/A Bit 76543210 0x08 (0x28) PORTC7 PORTC6 PORTC5 PORTC4 - PORTC2 PORTC1 PORTC0 PORTC Read/Write R/W R/W R/W R/W R R/W R/W R/W Initial Value 00000000 Bit 76543210 0x07 (0x27) DDC7 DDC6 DDC5 DDC4 - DDC2 DDC1 DDC0 DDRC Read/Write R/W R/W R/W R/W R R/W R/W R/W Initial Value 00000000 Bit 76543210 0x06 (0x26) PINC7 PINC6 PINC5 PINC4 - PINC2 PINC1 PINC0 PINC Read/Write R/W R/W R/W R/W R R/W R/W R/W Initial Value N/A N/A N/A N/A N/A N/A N/A N/A |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
