ATMEGA32-16PC Atmel, ATMEGA32-16PC Datasheet - Page 343

• Manufacturer Part Number: ATMEGA32-16PC
• Description: IC AVR MCU 32K 16MHZ COM 40-DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32-16PC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2503Q–AVR–02/11
Serial Peripheral Interface – SPI 132
USART 140
Two-wire Serial Interface 169
Analog Comparator 198
Analog to Digital Converter 201
Counter Unit 115
Output Compare Unit 116
Compare Match Output Unit 117
Modes of Operation 118
Timer/Counter Timing Diagrams 123
8-bit Timer/Counter Register Description 125
Asynchronous Operation of the Timer/Counter 128
Timer/Counter Prescaler 131
SS Pin Functionality 136
Data Modes 139
Overview 140
Clock Generation 141
Frame Formats 144
USART Initialization 146
Data Transmission – The USART Transmitter 147
Data Reception – The USART Receiver 150
Asynchronous Data Reception 153
Multi-processor Communication Mode 157
Accessing UBRRH/ UCSRC Registers 158
USART Register Description 159
Examples of Baud Rate Setting 165
Features 169
Two-wire Serial Interface Bus Definition 169
Data Transfer and Frame Format 170
Multi-master Bus Systems, Arbitration and Synchronization 172
Overview of the TWI Module 175
TWI Register Description 177
Using the TWI 180
Transmission Modes 183
Multi-master Systems and Arbitration 196
Analog Comparator Multiplexed Input 200
Features 201
Operation 202
Starting a Conversion 203
Prescaling and Conversion Timing 204
Changing Channel or Reference Selection 207
ATmega32(L)
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