AT90CAN128-16AE ATMEL Corporation, AT90CAN128-16AE Datasheet - Page 385

• Manufacturer Part Number: AT90CAN128-16AE
• Description: 8-bit Avr Microcontroller With 128K Bytes of Isp Flash And CAN Controller.flash (Kbytes) 128 Vcc (V) 2.7-5.5 EEPROM (Kbytes) 4 SRAM (bytes) 4K CAN (mess. Obj.) 15
• Manufacturer: ATMEL Corporation

Features ................................................................................................. 1
Description ............................................................................................ 2
Disclaimer .............................................................................................. 2
Pin Configurations ................................................................................ 4
AVR CPU Core....................................................................................... 8
Memories ............................................................................................. 17
System Clock ...................................................................................... 35
Power Management and Sleep Modes.............................................. 44
Block Diagram ...................................................................................................... 3
Pin Descriptions .................................................................................................... 6
About Code Examples.......................................................................................... 7
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 ............................................................................. 14
In-System Reprogrammable Flash Program Memory ........................................ 17
SRAM Data Memory ........................................................................................... 18
EEPROM Data Memory ...................................................................................... 20
I/O Memory.......................................................................................................... 25
External Memory Interface ................................................................................. 25
General Purpose I/O Registers ........................................................................... 34
Clock Systems and their Distribution.................................................................. 35
Clock Sources .................................................................................................... 36
Default Clock Source.......................................................................................... 36
Crystal Oscillator ................................................................................................. 37
Low-frequency Crystal Oscillator........................................................................ 38
Calibrated Internal RC Oscillator ........................................................................ 39
External Clock ..................................................................................................... 41
Clock Output Buffer ............................................................................................ 41
Timer/Counter2 Oscillator ................................................................................... 42
System Clock Prescaler ..................................................................................... 42
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