ATMEGA8535L-8AU Atmel, ATMEGA8535L-8AU Datasheet - Page 317

IC AVR MCU 8K 8MHZ 3V 44TQFP

ATMEGA8535L-8AU

Manufacturer Part Number
ATMEGA8535L-8AU
Description
IC AVR MCU 8K 8MHZ 3V 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA8535L-8AU

Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
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)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Processor Series
ATMEGA8x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
SPI, TWI, USART
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
For Use With
ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA8535L-8AU
Manufacturer:
Atmel
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10 000
Part Number:
ATMEGA8535L-8AU
Manufacturer:
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2502K–AVR–10/06
Serial Peripheral Interface – SPI..................................................... 136
USART .............................................................................................. 145
Two-wire Serial Interface ................................................................ 174
Analog Comparator ......................................................................... 203
Analog-to-Digital Converter............................................................ 206
Overview........................................................................................................... 117
Timer/Counter Clock Sources........................................................................... 118
Counter Unit...................................................................................................... 119
Output Compare Unit........................................................................................ 119
Compare Match Output Unit ............................................................................. 121
Modes of Operation .......................................................................................... 122
Timer/Counter Timing Diagrams....................................................................... 126
8-bit Timer/Counter Register Description ......................................................... 128
Asynchronous Operation of the Timer/Counter ................................................ 131
Timer/Counter Prescaler................................................................................... 134
SS Pin Functionality.......................................................................................... 141
Data Modes ...................................................................................................... 144
Overview........................................................................................................... 145
Clock Generation .............................................................................................. 146
Frame Formats ................................................................................................. 149
USART Initialization.......................................................................................... 150
Data Transmission – The USART Transmitter ................................................. 152
Data Reception – The USART Receiver .......................................................... 155
Asynchronous Data Reception ......................................................................... 158
Multi-processor Communication Mode ............................................................. 162
Accessing UBRRH/UCSRC Registers.............................................................. 163
USART Register Description ............................................................................ 164
Examples of Baud Rate Setting........................................................................ 170
Features............................................................................................................ 174
Two-wire Serial Interface Bus Definition........................................................... 174
Data Transfer and Frame Format ..................................................................... 175
Multi-master Bus Systems, Arbitration and Synchronization ............................ 177
Overview of the TWI Module ............................................................................ 179
TWI Register Description.................................................................................. 181
Using the TWI ................................................................................................... 185
Transmission Modes......................................................................................... 188
Multi-master Systems and Arbitration............................................................... 201
Analog Comparator Multiplexed Input .............................................................. 205
Features............................................................................................................ 206
Operation .......................................................................................................... 207
Starting a Conversion ....................................................................................... 208
ATmega8535(L)
iii

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