ATtiny25 Automotive Atmel Corporation, ATtiny25 Automotive Datasheet - Page 70
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
ATtiny25 Automotive
Manufacturer Part Number
ATtiny25 Automotive
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT90CAN128_AUTOMOTIVE.pdf
(225 pages)
2.ATTINY25_AUTOMOTIVE.pdf
(7 pages)
3.ATTINY25_AUTOMOTIVE.pdf
(196 pages)
Specifications of ATtiny25 Automotive
Flash (kbytes)
2 Kbytes
Pin Count
8
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
4
Hardware Qtouch Acquisition
No
Max I/o Pins
6
Ext Interrupts
6
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
4
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.12
Eeprom (bytes)
128
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 125
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
5
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes
- AT90CAN128_AUTOMOTIVE PDF datasheet
- ATTINY25_AUTOMOTIVE PDF datasheet #2
- ATTINY25_AUTOMOTIVE PDF datasheet #3
- Current page: 70 of 225
- Download datasheet (4Mb)
12.4
12.4.1
12.4.2
70
Register Description
Atmel ATtiny24/44/84 [Preliminary]
MCUCR – MCU Control Register
PORTA – Port A Data Register
Table 12-9.
1.
2.
.
• Bit 6 – PUD: Pull-up Disable
When this bit is written to logical 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
Bit
Read/Write
Initial Value
Bit
0x1B (0x3B)
Read/Write
Initial Value
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
“Configuring the Pin” on page 57
EXT_OSC = crystal oscillator or low frequency crystal oscillator is selected as system clock.
EXT_CLOCK = external clock is selected as system clock.
PB1/XTAL2/PCINT9
EXT_OSC
0
EXT_OSC
0
EXT_OSC
0
0
EXT_OSC
PCINT9 • PCIE1
EXT_OSC
PCINT9 Input
XTAL2
PORTA7
BODS
Overriding Signals for Alternate Functions in PB1..PB0
R/W
R/W
7
0
7
0
(1)
(1)
(1)
(1)
(1)
PORTA6
+
• PCINT9 • PCIE1
PUD
R/W
R/W
6
0
6
0
PORTA5
R/W
R/W
5
0
SE
5
0
for more details about this feature.
PORTA4
R/W
4
0
SM1
R/W
4
0
PB0/XTAL1/PCINT8
EXT_CLOCK
0
EXT_CLOCK
0
EXT_CLOCK
0
0
EXT_CLOCK
(PCINT8 • PCIE1)
(EXT_CLOCK
(EXT_CLOCK
CLOCK/PCINT8 Input
XTAL1
PORTA3
R/W
3
0
SM0
R/W
3
0
(2)
(2)
(2)
(2)
(2)
(2)
PORTA2
R/W
+ EXT_OSC
+ EXT_OSC
+ EXT_OSC
BODSE
+ EXT_OSC
• PWR_DOWN ) +
• EXT_OSC
2
0
R/W
2
0
PORTA1
R/W
ISC01
1
0
R
1
0
(1)
(1)
(1)
(1)
(1)
+
• PCINT8 • PCIE1)
PORTA0
ISC00
R/W
0
0
R
0
0
7701E–AVR–02/11
MCUCR
PORTA
Related parts for ATtiny25 Automotive
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![ATTINY25-20MU](/photos/6/87/68751/313-20-qfn_tmb.jpg)
Part Number:
Description:
IC MCU AVR 2K FLASH 20MHZ 20-QFN
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20PU](/photos/6/50/65033/313-8-dip_tmb.jpg)
Part Number:
Description:
IC AVR MCU 2K 20MHZ 8-DIP
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SU](/photos/6/50/65032/453-8-soic_tmb.jpg)
Part Number:
Description:
IC AVR MCU 2K 20MHZ 8-SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-15MZ](/photos/30/99/309923/qfn-20_tmb.jpg)
Part Number:
Description:
MCU AVR 2K FLASH 15MHZ 20-QFN
Manufacturer:
Atmel
Datasheet:
![ATtiny25](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
![ATTINY25-20MF](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 10 MHZ GRN
Manufacturer:
Atmel
![ATTINY25-20MFR](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 10 MHZ GRN
Manufacturer:
Atmel
![ATTINY25-20SSU](/photos/6/50/65032/453-8-soic_tmb.jpg)
Part Number:
Description:
MCU AVR 2K ISP FLASH 2.7V 8-SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SSN](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SH](/photos/6/50/65032/453-8-soic_tmb.jpg)
Part Number:
Description:
IC MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SSH](/photos/6/50/65032/453-8-soic_tmb.jpg)
Part Number:
Description:
IC MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SSUR](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20SUR](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
MCU AVR 2KB FLASH 20MHZ 8SOIC
Manufacturer:
Atmel
Datasheet:
![ATTINY25-20MUR](/photos/6/87/68751/313-20-qfn_tmb.jpg)
Part Number:
Description:
MCU AVR 2KB FLASH 20MHZ 20QFN
Manufacturer:
Atmel
Datasheet: