ATMEGA8515L-8PU Atmel, ATMEGA8515L-8PU Datasheet - Page 252

• Manufacturer Part Number: ATMEGA8515L-8PU
• Description: IC AVR MCU 8K 8MHZ 3V 40DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8515L-8PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 35
• 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
• 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: SPI, USART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Minimum Operating Temperature: - 40 C
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 8MHz
• Total Internal Ram Size: 512Byte
• # I/os (max): 35
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 40
• Package Type: PDIP W
• Controller Family/series: AVR MEGA
• No. Of I/o's: 35
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 8MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ii
ATmega8515(L)
System Control and Reset ................................................................ 44
Interrupts ............................................................................................ 53
I/O Ports.............................................................................................. 58
External Interrupts ............................................................................. 76
8-bit Timer/Counter0 with PWM........................................................ 79
Timer/Counter0 and Timer/Counter1 Prescalers ............................ 94
16-bit Timer/Counter1........................................................................ 96
Serial Peripheral Interface – SPI..................................................... 125
Internal Voltage Reference ................................................................................. 49
Watchdog Timer ................................................................................................. 49
Timed Sequences for Changing the Configuration of the Watchdog Timer ....... 52
Interrupt Vectors in ATmega8515....................................................................... 53
Introduction ......................................................................................................... 58
Ports as General Digital I/O ................................................................................ 59
Alternate Port Functions ..................................................................................... 63
Register Description for I/O Ports ....................................................................... 74
Overview............................................................................................................. 79
Timer/Counter Clock Sources............................................................................. 80
Counter Unit........................................................................................................ 80
Output Compare Unit.......................................................................................... 81
Compare Match Output Unit ............................................................................... 83
Modes of Operation ............................................................................................ 84
Timer/Counter Timing Diagrams......................................................................... 88
8-bit Timer/Counter Register Description ........................................................... 90
Overview............................................................................................................. 96
Accessing 16-bit Registers ................................................................................. 99
Timer/Counter Clock Sources........................................................................... 102
Counter Unit...................................................................................................... 102
Input Capture Unit............................................................................................. 103
Output Compare Units ...................................................................................... 105
Compare Match Output Unit ............................................................................. 107
Modes of Operation .......................................................................................... 108
Timer/Counter Timing Diagrams....................................................................... 116
16-bit Timer/Counter Register Description ....................................................... 118
SS Pin Functionality.......................................................................................... 129
Data Modes ...................................................................................................... 132
2512F–AVR–12/03