Rainbow Electronics AT90S8515 User Manual
Features
1
Features
•
Utilizes the AVR
®
RISC Architecture
•
AVR – High-performance and Low-power RISC Architecture
– 118 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General-purpose Working Registers
– Up to 8 MIPS Throughput at 8 MHz
•
Data and Nonvolatile Program Memory
– 8K Bytes of In-System Programmable Flash
Endurance: 1,000 Write/Erase Cycles
– 512 Bytes of SRAM
– 512 Bytes of In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
– Programming Lock for Flash Program and EEPROM Data Security
•
Peripheral Features
– One 8-bit Timer/Counter with Separate Prescaler
– One 16-bit Timer/Counter with Separate Prescaler
Compare, Capture Modes and Dual 8-, 9-, or 10-bit PWM
– On-chip Analog Comparator
– Programmable Watchdog Timer with On-chip Oscillator
– Programmable Serial UART
– Master/Slave SPI Serial Interface
•
Special Microcontroller Features
– Low-power Idle and Power-down Modes
– External and Internal Interrupt Sources
•
Specifications
– Low-power, High-speed CMOS Process Technology
– Fully Static Operation
•
Power Consumption at 4 MHz, 3V, 25
°C
– Active: 3.0 mA
– Idle Mode: 1.0 mA
– Power-down Mode: <1 µA
•
I/O and Packages
– 32 Programmable I/O Lines
– 40-lead PDIP, 44-lead PLCC and TQFP
•
Operating Voltages
– 2.7 - 6.0V for AT90S8515-4
– 4.0 - 6.0V for AT90S8515-8
•
Speed Grades
– 0 - 4 MHz for AT90S8515-4
– 0 - 8 MHz for AT90S8515-8
8-bit
Microcontroller
with 8K Bytes
In-System
Programmable
Flash
AT90S8515
Rev. 0841G–09/01
Document Outline
- Features
- Pin Configurations
- Description
- Architectural Overview
- General-purpose Register File
- ALU – Arithmetic Logic Unit
- In-System Programmable Flash Program Memory
- SRAM Data Memory – Internal and External
- Program and Data Addressing Modes
- Register Direct, Single Register RD
- Register Direct, Two Registers Rd and Rr
- I/O Direct
- Data Direct
- Data Indirect with Displacement
- Data Indirect
- Data Indirect with Pre- decrement
- Data Indirect with Post- increment
- Constant Addressing Using the LPM Instruction
- Indirect Program Addressing, IJMP and ICALL
- Relative Program Addressing, RJMP and RCALL
- EEPROM Data Memory
- Memory Access Times and Instruction Execution Timing
- I/O Memory
- Reset and Interrupt Handling
- Reset Sources
- Power-on Reset
- External Reset
- Watchdog Reset
- Interrupt Handling
- General Interrupt Mask Register – GIMSK
- General Interrupt Flag Register – GIFR
- Timer/Counter Interrupt Mask Register – TIMSK
- Timer/Counter Interrupt Flag Register – TIFR
- External Interrupts
- Interrupt Response Time
- MCU Control Register – MCUCR
- Sleep Modes
- Timer/Counters
- Timer/Counter Prescaler
- 8-bit Timer/Counter0
- 16-bit Timer/Counter1
- Timer/Counter1 Control Register A – TCCR1A
- Timer/Counter1 Control Register B – TCCR1B
- Timer/Counter1 – TCNT1H AND TCNT1L
- Timer/Counter1 Output Compare Register – OCR1AH AND OCR1AL
- Timer/Counter1 Output Compare Register – OCR1BH AND OCR1BL
- Timer/Counter1 Input Capture Register – ICR1H AND ICR1L
- Timer/Counter1 in PWM Mode
- Watchdog Timer
- EEPROM Read/Write Access
- Serial Peripheral Interface – SPI
- UART
- Analog Comparator
- Interface to External SRAM
- I/O Ports
- Memory Programming
- Electrical Characteristics
- External Data Memory Timing
- Typical Characteristics
- Instruction Set Summary
- AT90S8515 Ordering Information
- Packaging Information