atmega32c1 ATMEL Corporation, atmega32c1 Datasheet - Page 5

• Manufacturer Part Number: atmega32c1
• Description: Atmega32m1 Automotive 8-bit Avr Microcontroller With 32k/64k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

1.1
7647A–AVR–02/08
Pin Descriptions
:
Table 1-1.
QFN32 Pin
Number
20
19
21
16
23
24
26
27
28
30
5
4
8
9
Mnemonic
Pin out description
AGND
AVCC
AREF
GND
VCC
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PC0
Power
Power
Power
Power
Power
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Ground: 0V reference
Analog Ground: 0V reference for analog part
Power Supply
Analog Power Supply: This is the power supply voltage for analog
part
For a normal use this pin must be connected.
Analog Reference : reference for analog converter . This is the
reference voltage of the A/D converter. As output, can be used by
external analog
ISRC (Current Source Output)
MISO (SPI Master In Slave Out)
PSCOUT2A
PCINT0 (Pin Change Interrupt 0)
MOSI (SPI Master Out Slave In)
PSCOUT2B
PCINT1 (Pin Change Interrupt 1)
ADC5 (Analog Input Channel 5 )
INT1 (External Interrupt 1 Input)
ACMPN0 (Analog Comparator 0 Negative Input)
PCINT2 (Pin Change Interrupt 2)
AMP0- (Analog Differential Amplifier 0 Negative Input)
PCINT3 (Pin Change Interrupt 3)
AMP0+ (Analog Differential Amplifier 0 Positive Input)
PCINT4 (Pin Change Interrupt 4)
ADC6 (Analog Input Channel 6)
INT2 (External Interrupt 2 Input)
ACMPN1 (Analog Comparator 1 Negative Input)
AMP2- (Analog Differential Amplifier 2 Negative Input)
PCINT5 (Pin Change Interrupt 5)
ADC7 (Analog Input Channel 7)
PSCOUT1B
PCINT6 (Pin Change Interrupt 6)
ADC4 (Analog Input Channel 4)
PSCOUT0B
SCK (SPI Clock)
PCINT7 (Pin Change Interrupt 7)
PSCOUT1A
INT3 (External Interrupt 3 Input)
PCINT8 (Pin Change Interrupt 8)
(1)
(1)
(1)
(1)
(1)
(PSC Module 2 Output A)
(PSC Module 2 Output B)
(PSC Module 1 Output A)
(PSC Module 0 Output B)
(PSC Module 1 Output A)
Name, Function & Alternate Function
ATmega32/64/M1/C1
5