ATmega8515 Atmel Corporation, ATmega8515 Datasheet - Page 177
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ATmega8515
Manufacturer Part Number
ATmega8515
Description
Manufacturer
Atmel Corporation
Specifications of ATmega8515
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
35
Ext Interrupts
3
Usb Speed
No
Usb Interface
No
Spi
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
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
2
Output Compare Channels
3
Input Capture Channels
1
Pwm Channels
3
32khz Rtc
No
Calibrated Rc Oscillator
Yes
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ATmega8515 Boot Loader
Parameters
2512K–AVR–01/10
In Table 78 through Table 80, the parameters used in the description of the Self-Pro-
gramming are given.
Table 78. Boot Size Configuration
Note:
Table 79. Read-While-Write Limit
Note:
BOOTS
Section
Read-While-Write section (RWW)
No Read-While-Write section (NRWW)
Z1
Wait_ee:
1
1
0
0
; input: spmcrval determines SPM action
; disable interrupts if enabled, store status
in
cli
; check that no EEPROM write access is present
sbic EECR, EEWE
rjmp Wait_ee
; SPM timed sequence
out
spm
; restore SREG (to enable interrupts if originally enabled)
out
ret
1. The different BOOTSZ Fuse configurations are shown in Figure 73
1. For details about these two section, see “NRWW – No Read-While-Write Section” on
BOOTS
page 167 and “RWW – Read-While-Write Section” on page 167.
temp2, SREG
SPMCR, spmcrval
SREG, temp2
Z0
1
0
1
0
Boot
Size
128
words
256
words
512
words
1024
words
Pages
16
32
4
8
(1)
(1)
Application
Flash
Section
0x000 -
0xF7F
0x000 -
0xEFF
0x000 -
0xDFF
0x000 -
0xBFF
Boot
Loader
Flash
Section
0xF80 -
0xFFF
0xF00 -
0xFFF
0xE00 -
0xFFF
0xC00 -
0xFFF
Pages
ATmega8515(L)
96
32
End
Application
Section
0xF7F
0xEFF
0xDFF
0xBFF
Address
0x000 - 0xBFF
0xC00 - 0xFFF
Boot
Reset
Address
(start
Boot
Loader
Section)
0xF80
0xF00
0xE00
0xC00
177