ATmega8535 Atmel Corporation, ATmega8535 Datasheet - Page 316

• Manufacturer Part Number: ATmega8535
• Manufacturer: Atmel Corporation

Specifications of ATmega8535

• 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: 32
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• 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: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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ATmega8535(L)
System Control and Reset ................................................................ 36
Interrupts ............................................................................................ 46
I/O-Ports.............................................................................................. 51
External Interrupts............................................................................. 68
8-bit Timer/Counter0 with PWM........................................................ 71
Timer/Counter0 and Timer/Counter1 Prescalers ............................ 87
16-bit Timer/Counter1........................................................................ 89
8-bit Timer/Counter2 with PWM and Asynchronous Operation .. 117
Standby Mode..................................................................................................... 34
Extended Standby Mode .................................................................................... 34
Minimizing Power Consumption ......................................................................... 35
Internal Voltage Reference ................................................................................. 41
Watchdog Timer ................................................................................................. 41
Timed Sequences for Changing the Configuration of the Watchdog Timer ....... 45
Interrupt Vectors in ATmega8535....................................................................... 46
Introduction ......................................................................................................... 51
Ports as General Digital I/O ................................................................................ 52
Alternate Port Functions ..................................................................................... 57
Register Description for I/O-Ports....................................................................... 66
Overview............................................................................................................. 71
Timer/Counter Clock Sources............................................................................. 72
Counter Unit........................................................................................................ 72
Output Compare Unit.......................................................................................... 73
Compare Match Output Unit ............................................................................... 75
Modes of Operation ............................................................................................ 76
Timer/Counter Timing Diagrams......................................................................... 80
8-bit Timer/Counter Register Description ........................................................... 83
Overview............................................................................................................. 89
Accessing 16-bit Registers ................................................................................. 92
Timer/Counter Clock Sources............................................................................. 95
Counter Unit........................................................................................................ 95
Input Capture Unit............................................................................................... 96
Output Compare Units ........................................................................................ 98
Compare Match Output Unit ............................................................................. 100
Modes of Operation .......................................................................................... 101
Timer/Counter Timing Diagrams....................................................................... 108
16-bit Timer/Counter Register Description ....................................................... 110
2502K–AVR–10/06