ATMEGA8535-16PU Atmel, ATMEGA8535-16PU Datasheet - Page 313

• Manufacturer Part Number: ATMEGA8535-16PU
• Description: IC AVR MCU 8K 16MHZ 5V 40DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8535-16PU

• 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: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• A/d Inputs: 8-Channel, 10-Bit
• Cpu Speed: 16 MIPS
• Eeprom Memory: 512 Bytes
• Input Output: 32
• Interface: SPI/TWI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 8K Bytes
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 4.5-5.5 V
• Controller Family/series: AVR MEGA
• No. Of I/o's: 32
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 512Byte
• Rohs Compliant: Yes
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2502G–AVR–04/05
Serial Peripheral Interface – SPI..................................................... 135
USART .............................................................................................. 143
Two-wire Serial Interface ................................................................ 172
Analog Comparator ......................................................................... 201
Analog-to-Digital Converter............................................................ 204
Counter Unit...................................................................................................... 118
Output Compare Unit........................................................................................ 118
Compare Match Output Unit ............................................................................. 120
Modes of Operation .......................................................................................... 121
Timer/Counter Timing Diagrams....................................................................... 125
8-bit Timer/Counter Register Description ......................................................... 127
Asynchronous Operation of the Timer/Counter ................................................ 130
Timer/Counter Prescaler................................................................................... 133
SS Pin Functionality.......................................................................................... 139
Data Modes ...................................................................................................... 142
Overview........................................................................................................... 143
Clock Generation .............................................................................................. 144
Frame Formats ................................................................................................. 147
USART Initialization.......................................................................................... 148
Data Transmission – The USART Transmitter ................................................. 150
Data Reception – The USART Receiver .......................................................... 153
Asynchronous Data Reception ......................................................................... 156
Multi-processor Communication Mode ............................................................. 160
Accessing UBRRH/UCSRC Registers.............................................................. 161
USART Register Description ............................................................................ 162
Examples of Baud Rate Setting........................................................................ 168
Features............................................................................................................ 172
Two-wire Serial Interface Bus Definition........................................................... 172
Data Transfer and Frame Format ..................................................................... 173
Multi-master Bus Systems, Arbitration and Synchronization ............................ 175
Overview of the TWI Module ............................................................................ 177
TWI Register Description.................................................................................. 179
Using the TWI ................................................................................................... 183
Transmission Modes......................................................................................... 186
Multi-master Systems and Arbitration............................................................... 199
Analog Comparator Multiplexed Input .............................................................. 203
Features............................................................................................................ 204
Operation .......................................................................................................... 205
Starting a Conversion ....................................................................................... 206
Prescaling and Conversion Timing ................................................................... 207
Changing Channel or Reference Selection ...................................................... 210
ATmega8535(L)
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