ATmega32 Atmel Corporation, ATmega32 Datasheet - Page 65
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ATmega32
Manufacturer Part Number
ATmega32
Description
Manufacturer
Atmel Corporation
Specifications of ATmega32
Flash (kbytes)
32 Kbytes
Pin Count
44
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
3
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
2
Eeprom (bytes)
1024
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega32-16AC
Manufacturer:
COMPAL
Quantity:
500
Part Number:
ATmega32-16AU
Manufacturer:
ATMEL
Quantity:
20 000
Part Number:
ATmega32-16PI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATmega32-16PU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Port B Input Pins
Address – PINB
Port C Data Register –
PORTC
Port C Data Direction
Register – DDRC
Port C Input Pins
Address – PINC
Port D Data Register –
PORTD
Port D Data Direction
Register – DDRD
Port D Input Pins
Address – PIND
2503Q–AVR–02/11
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
PORTC7
PORTD7
PINB7
PINC7
PIND7
DDC7
DDD7
R/W
R/W
R/W
R/W
N/A
N/A
N/A
7
R
7
0
7
0
7
R
7
0
7
0
7
R
PORTC6
PORTD6
PINB6
PINC6
PIND6
DDC6
DDD6
R/W
R/W
R/W
R/W
N/A
N/A
N/A
6
R
6
0
6
0
6
R
6
0
6
0
6
R
PORTC5
PORTD5
PINB5
PINC5
PIND5
DDC5
DDD5
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
5
5
0
5
0
5
5
0
5
0
5
PORTC4
PORTD4
PINB4
PINC4
PIND4
DDC4
DDD4
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
4
4
0
4
0
4
4
0
4
0
4
PORTC3
PORTD3
PINB3
PINC3
PIND3
DDC3
DDD3
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
3
3
0
3
0
3
3
0
3
0
3
PORTC2
PORTD2
PINB2
PINC2
PIND2
DDC2
DDD2
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
2
2
0
2
0
2
2
0
2
0
2
PORTC1
PORTD1
PINB1
PINC1
PIND1
DDC1
DDD1
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
1
1
0
1
0
1
1
0
1
0
1
ATmega32(L)
PORTC0
PORTD0
PINB0
PINC0
PIND0
DDC0
DDD0
R/W
R/W
R/W
R/W
N/A
N/A
N/A
R
R
R
0
0
0
0
0
0
0
0
0
0
0
PORTC
PORTD
DDRC
DDRD
PINB
PINC
PIND
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