Manufacturer Part NumberATMEGA8515L-8MU
DescriptionIC AVR MCU 8K 8MHZ 3V 44-QFN
SeriesAVR® ATmega
ATMEGA8515L-8MU datasheets

Specifications of ATMEGA8515L-8MU

Core ProcessorAVRCore Size8-Bit
Speed8MHzConnectivityEBI/EMI, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, WDTNumber Of I /o35
Program Memory Size8KB (4K x 16)Program Memory TypeFLASH
Eeprom Size512 x 8Ram Size512 x 8
Voltage - Supply (vcc/vdd)2.7 V ~ 5.5 VOscillator TypeInternal
Operating Temperature-40°C ~ 85°CPackage / Case44-VQFN Exposed Pad
Processor SeriesATMEGA8xCoreAVR8
Data Bus Width8 bitData Ram Size512 B
Interface TypeSPI, USARTMaximum Clock Frequency8 MHz
Number Of Programmable I/os35Number Of Timers2
Operating Supply Voltage2.7 V to 5.5 VMaximum Operating Temperature+ 85 C
Mounting StyleSMD/SMT3rd Party Development ToolsEWAVR, EWAVR-BL
Lead Free Status / RoHS StatusLead free / RoHS CompliantData Converters-
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High-performance, Low-power AVR
RISC Architecture
– 130 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
– On-chip 2-cycle Multiplier
Nonvolatile Program and Data Memories
– 8K Bytes of In-System Self-programmable Flash
Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 512 Bytes EEPROM
Endurance: 100,000 Write/Erase Cycles
– 512 Bytes Internal SRAM
– Up to 64K Bytes Optional External Memory Space
– Programming Lock for Software Security
Peripheral Features
– One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
– Three PWM Channels
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated RC Oscillator
– External and Internal Interrupt Sources
– Three Sleep Modes: Idle, Power-down and Standby
I/O and Packages
– 35 Programmable I/O Lines
– 40-pin PDIP, 44-lead TQFP, 44-lead PLCC, and 44-pad QFN/MLF
Operating Voltages
– 2.7 - 5.5V for ATmega8515L
– 4.5 - 5.5V for ATmega8515
Speed Grades
– 0 - 8 MHz for ATmega8515L
– 0 - 16 MHz for ATmega8515
8-bit Microcontroller
Note: This is a summary document. A complete document
is available on our Web site at www.atmel.com.
with 8K Bytes

ATMEGA8515L-8MU Summary of contents

  • Page 1

    ... PDIP, 44-lead TQFP, 44-lead PLCC, and 44-pad QFN/MLF • Operating Voltages – 2.7 - 5.5V for ATmega8515L – 4.5 - 5.5V for ATmega8515 • Speed Grades – MHz for ATmega8515L – MHz for ATmega8515 ® 8-bit Microcontroller Note: This is a summary document. A complete document is available on our Web site at www.atmel.com. 8-bit ...

  • Page 2

    Pin Configurations Figure 1. Pinout ATmega8515 TQFP/MLF (MOSI) PB5 1 (MISO) PB6 2 (SCK) PB7 3 RESET 4 (RXD) PD0 5 NC* 6 (TXD) PD1 7 (INT0) PD2 8 (INT1) PD3 9 (XCK) PD4 10 (OC1A) PD5 11 ATmega8515(L) 2 ...

  • Page 3

    Overview Block Diagram 2512JS–AVR–10/06 The ATmega8515 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATmega8515 achieves throughputs approaching 1 MIPS per MHz allowing the sys- ...

  • Page 4

    ... Boot Flash section will continue to run while the Application Flash section is updated, providing true Read-While-Write operation. By combining an 8-bit RISC CPU with In-System Self-programmable Flash on a monolithic chip, the Atmel ATmega8515 is a powerful microcontroller that provides a highly flexible and cost effective solution to many embedded control applications ...

  • Page 5

    Pin Descriptions VCC GND Port A (PA7..PA0) Port B (PB7..PB0) Port C (PC7..PC0) Port D (PD7..PD0) Port E(PE2..PE0) RESET XTAL1 XTAL2 2512JS–AVR–10/06 Digital supply voltage. Ground. Port 8-bit bi-directional I/O port with internal pull-up resistors (selected for ...

  • Page 6

    ... Resources ATmega8515( comprehensive set of development tools, application notes and datasheets are avail- able for download on http://www.atmel.com/avr. 2512JS–AVR–10/06 ...

  • Page 7

    About Code Examples 2512JS–AVR–10/06 This documentation contains simple code examples that briefly show how to use various parts of the device. These code examples assume that the part specific header file is included before compilation. Be aware that not all ...

  • Page 8

    Register Summary Address Name Bit 7 $3F ($5F) SREG I $3E ($5E) SPH SP15 $3D ($5D) SPL SP7 $3C ($5C) Reserved $3B ($5B) GICR INT1 $3A ($5A) GIFR INTF1 $39 ($59) TIMSK TOIE1 $38 ($58) TIFR TOV1 $37 ($57) SPMCR ...

  • Page 9

    Some of the Status Flags are cleared by writing a logical one to them. Note that the CBI and SBI instructions will operate on all bits in the I/O Register, writing a one back into any flag read as ...

  • Page 10

    Instruction Set Summary Description Mnemonics Operands ARITHMETIC AND LOGIC INSTRUCTIONS ADD Rd, Rr Add two Registers ADC Rd, Rr Add with Carry two Registers ADIW Rdl,K Add Immediate to Word SUB Rd, Rr Subtract two Registers SUBI Rd, K Subtract ...

  • Page 11

    Description Mnemonics Operands DATA TRANSFER INSTRUCTIONS MOV Rd, Rr Move Between Registers MOVW Rd, Rr Copy Register Word LDI Rd, K Load Immediate LD Rd, X Load Indirect LD Rd, X+ Load Indirect and Post-Inc Load ...

  • Page 12

    Description Mnemonics Operands NOP No Operation SLEEP Sleep WDR Watchdog Reset ATmega8515(L) 12 Operation Flags None (see specific descr. for Sleep function) None (see specific descr. for WDR/timer) None #Clocks 2512JS–AVR–10/06 ...

  • Page 13

    ... ATmega8515L-8JC 44J (2) ATmega8515L-8MC 44M1 ATmega8515L-8AI 44A ATmega8515L-8PI 40P6 ATmega8515L-8JI 44J ATmega8515L-8MI 44M1 (2) ATmega8515L-8AU 44A (2) ATmega8515L-8PU 40P6 (2) ATmega8515L-8JU 44J (2) ATmega8515L-8MU 44M1 ATmega8515-16AC 44A ATmega8515-16PC 40P6 ATmega8515-16JC 44J ATmega8515-16MC 44M1 ATmega8515-16AI 44A ATmega8515-16PI 40P6 ATmega8515-16JI 44J ATmega8515-16MI 44M1 (2) ATmega8515-16AU 44A (2) ATmega8515-16PU 40P6 ...

  • Page 14

    Packaging Information 44A PIN 0˚~7˚ L Notes: 1. This package conforms to JEDEC reference MS-026, Variation ACB. 2. Dimensions D1 and E1 do not include mold protrusion. Allowable protrusion is 0.25 mm per side. Dimensions D1 and ...

  • Page 15

    A SEATING PLANE Notes: 1. This package conforms to JEDEC reference MS-011, Variation AC. 2. Dimensions D and E1 do not include mold Flash or Protrusion. Mold Flash or Protrusion shall not exceed 0.25 mm (0.010"). ...

  • Page 16

    X 45˚ 0.51(0.020)MAX 45˚ MAX (3X) Notes: 1. This package conforms to JEDEC reference MS-018, Variation AC. 2. Dimensions D1 and E1 do not include mold protrusion. Allowable protrusion is .010"(0.254 mm) per side. Dimension D1 ...

  • Page 17

    Marked Pin TOP VIEW BOTTOM VIEW Note: JEDEC Standard MO-220, Fig. 1 (SAW Singulation) VKKD-3. 2325 Orchard Parkway San Jose, CA 95131 R 2512JS–AVR–10/ Pin #1 Corner D2 Pin #1 ...

  • Page 18

    Errata ATmega8515(L) Rev. C and D ATmega8515(L) 18 The revision letter in this section refers to the revision of the ATmega8515 device. 1. First Analog Comparator conversion may be delayed If the device is powered by a slow rising VCC, ...

  • Page 19

    Datasheet Revision History Rev. 2512J-10/06 Rev. 2512I-08/06 Rev. 2512H-04/06 Rev. 2512G-03/05 Rev. 2512E-09/03 Rev. 2512E-09/03 Rev. 2512D-02/03 2512JS–AVR–10/06 Please note that the referring page numbers in this section are referring to this docu- ment. The referring revision in this section ...

  • Page 20

    Rev. 2512C-10/02 Rev. 2512B-09/02 Rev. 2512A-04/02 ATmega8515( Added “Using all Locations of External Memory Smaller than 64 KB” on page 31. 2. Removed all TBD. 3. Added description about calibration values for 2, 4, and 8 MHz. 4. ...

  • Page 21

    ... Disclaimer: The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDI- TIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT ...