ATmega8515 Atmel Corporation, ATmega8515 Datasheet - Page 254

• 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

ii
ATmega8515(L)
System Control and Reset ................................................................ 45
Interrupts ............................................................................................ 54
I/O Ports.............................................................................................. 59
External Interrupts............................................................................. 77
8-bit Timer/Counter0 with PWM........................................................ 80
Timer/Counter0 and Timer/Counter1 Prescalers ............................ 95
16-bit Timer/Counter1........................................................................ 97
Serial Peripheral Interface – SPI..................................................... 126
Standby Mode..................................................................................................... 43
Minimizing Power Consumption ......................................................................... 43
Internal Voltage Reference ................................................................................. 50
Watchdog Timer ................................................................................................. 50
Timed Sequences for Changing the Configuration of the Watchdog Timer ....... 53
Interrupt Vectors in ATmega8515....................................................................... 54
Introduction ......................................................................................................... 59
Ports as General Digital I/O ................................................................................ 60
Alternate Port Functions ..................................................................................... 64
Register Description for I/O Ports ....................................................................... 75
Overview............................................................................................................. 80
Timer/Counter Clock Sources............................................................................. 81
Counter Unit........................................................................................................ 81
Output Compare Unit.......................................................................................... 82
Compare Match Output Unit ............................................................................... 84
Modes of Operation ............................................................................................ 85
Timer/Counter Timing Diagrams......................................................................... 89
8-bit Timer/Counter Register Description ........................................................... 91
Overview............................................................................................................. 97
Accessing 16-bit Registers ............................................................................... 100
Timer/Counter Clock Sources........................................................................... 103
Counter Unit...................................................................................................... 103
Input Capture Unit............................................................................................. 104
Output Compare Units ...................................................................................... 106
Compare Match Output Unit ............................................................................. 108
Modes of Operation .......................................................................................... 109
Timer/Counter Timing Diagrams....................................................................... 117
16-bit Timer/Counter Register Description ....................................................... 119
2512K–AVR–01/10