ATMEGA8515L-8AU Atmel, ATMEGA8515L-8AU Datasheet - Page 255

• Manufacturer Part Number: ATMEGA8515L-8AU
• Description: IC AVR MCU 8K 8MHZ 3V 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8515L-8AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SPI, USART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Minimum Operating Temperature: - 40 C
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

2512K–AVR–01/10
USART .............................................................................................. 135
Analog Comparator ......................................................................... 164
Boot Loader Support – Read-While-Write Self-Programming ..... 166
Memory Programming..................................................................... 179
Electrical Characteristics................................................................ 197
ATmega8515 Typical Characteristics ............................................ 207
Register Summary ........................................................................... 239
SS Pin Functionality.......................................................................................... 131
Data Modes ...................................................................................................... 134
Single USART................................................................................................... 135
Clock Generation .............................................................................................. 137
Frame Formats ................................................................................................. 140
USART Initialization.......................................................................................... 141
Data Transmission – The USART Transmitter ................................................. 142
Data Reception – The USART Receiver .......................................................... 145
Asynchronous Data Reception ......................................................................... 148
Multi-processor Communication Mode ............................................................. 151
Accessing UBRRH/UCSRC Registers.............................................................. 153
USART Register Description ............................................................................ 155
Examples of Baud Rate Setting........................................................................ 159
Features............................................................................................................ 166
Application and Boot Loader Flash Sections .................................................... 166
Read-While-Write and No Read-While-Write Flash Sections........................... 166
Boot Loader Lock bits ....................................................................................... 168
Entering the Boot Loader Program ................................................................... 169
Addressing the Flash During Self-Programming .............................................. 171
Self-Programming the Flash ............................................................................. 172
Program and Data Memory Lock bits ............................................................... 179
Fuse bits ........................................................................................................... 180
Signature Bytes ................................................................................................ 181
Calibration Byte ................................................................................................ 181
Parallel Programming Parameters, Pin Mapping, and Commands .................. 182
Parallel Programming ....................................................................................... 184
Serial Downloading........................................................................................... 193
Serial Programming Pin Mapping ..................................................................... 193
External Clock Drive Waveforms ...................................................................... 199
External Clock Drive ......................................................................................... 199
SPI Timing Characteristics ............................................................................... 200
External Data Memory Timing .......................................................................... 202
ATmega8515(L)
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