ATmega8515 Atmel Corporation, ATmega8515 Datasheet - Page 253

• Manufacturer Part Number: ATmega8515
• Manufacturer: Atmel Corporation

Specifications of ATmega8515

• Flash (kbytes): 8 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: 35
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 0.5
• Eeprom (bytes): 512
• 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: 2
• Output Compare Channels: 3
• Input Capture Channels: 1
• Pwm Channels: 3
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Table of Contents
2512K–AVR–01/10
Features................................................................................................ 1
Pin Configurations............................................................................... 2
Overview............................................................................................... 3
Resources ............................................................................................ 6
About Code Examples......................................................................... 7
AVR CPU Core ..................................................................................... 8
AVR ATmega8515 Memories ............................................................ 16
System Clock and Clock Options .................................................... 34
Power Management and Sleep Modes............................................. 41
Block Diagram ...................................................................................................... 3
Disclaimer ............................................................................................................. 4
AT90S4414/8515 and ATmega8515 Compatibility............................................... 4
Pin Descriptions.................................................................................................... 5
Introduction ........................................................................................................... 8
Architectural Overview.......................................................................................... 8
ALU – Arithmetic Logic Unit.................................................................................. 9
Status Register ................................................................................................... 10
General Purpose Register File ........................................................................... 11
Stack Pointer ...................................................................................................... 12
Instruction Execution Timing............................................................................... 13
Reset and Interrupt Handling.............................................................................. 13
In-System Reprogrammable Flash Program memory ........................................ 16
SRAM Data Memory........................................................................................... 17
EEPROM Data Memory...................................................................................... 19
I/O Memory ......................................................................................................... 24
External Memory Interface.................................................................................. 25
XMEM Register Description................................................................................ 29
Clock Systems and their Distribution .................................................................. 34
Clock Sources..................................................................................................... 35
Default Clock Source .......................................................................................... 35
Crystal Oscillator................................................................................................. 35
Low-frequency Crystal Oscillator ........................................................................ 37
External RC Oscillator ........................................................................................ 38
Calibrated Internal RC Oscillator ........................................................................ 39
External Clock..................................................................................................... 40
Idle Mode ............................................................................................................ 42
Power-down Mode.............................................................................................. 42
ATmega8515(L)
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