ATmega32 Atmel Corporation, ATmega32 Datasheet - Page 342

• Manufacturer Part Number: ATmega32
• 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

2503Q–AVR–02/11
System Control and Reset 36
Interrupts 44
I/O Ports 49
External Interrupts 66
8-bit Timer/Counter0 with PWM 69
Timer/Counter0 and Timer/Counter1 Prescalers 84
16-bit Timer/Counter1 86
8-bit Timer/Counter2 with PWM and Asynchronous Operation 114
Standby Mode 34
Extended Standby Mode 34
Minimizing Power Consumption 34
Internal Voltage Reference 41
Watchdog Timer 41
Interrupt Vectors in ATmega32 44
Introduction 49
Ports as General Digital I/O 50
Alternate Port Functions 54
Register Description for I/O Ports 64
Overview 69
Timer/Counter Clock Sources 70
Counter Unit 70
Output Compare Unit 71
Compare Match Output Unit 72
Modes of Operation 73
Timer/Counter Timing Diagrams 77
8-bit Timer/Counter Register Description 80
Overview 86
Accessing 16-bit Registers 89
Timer/Counter Clock Sources 91
Counter Unit 91
Input Capture Unit 93
Output Compare Units 94
Compare Match Output Unit 96
Modes of Operation 97
Timer/Counter Timing Diagrams 105
16-bit Timer/Counter Register Description 107
Overview 114
Timer/Counter Clock Sources 115
ATmega32(L)
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