ATmega8535 Atmel Corporation, ATmega8535 Datasheet - Page 235

• Manufacturer Part Number: ATmega8535
• Manufacturer: Atmel Corporation

Specifications of ATmega8535

• 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: 32
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• 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: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

ATmega8535 Boot Loader
Parameters
2502K–AVR–10/06
In Table 93 through Table 95, the parameters used in the description of the self pro-
gramming are given.
Table 93. Boot Size Configuration
Note:
Table 94. 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
in
cli
; check that no EEPROM write access is present
sbic
rjmp
; 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 113
1. For details about these two section, see “NRWW – No Read-While-Write Section” on
BOOTS
page 225 and “RWW – Read-While-Write Section” on page 225
temp2, SREG
EECR, EEWE
Wait_ee
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)
Appli-
cation
Flash
Section
0x000 -
0xF7F
0x000 -
0xEFF
0x000 -
0xDFF
0x000 -
0xBFF
Boot
Loader
Flash
Section
0xF80 -
0xFFF
0xF00 -
0xFFF
0xE00 -
0xFFF
0xC00 -
0xFFF
Pages
ATmega8535(L)
96
32
End
Appli-
cation
Section
0xF7F
0xEFF
0xDFF
0xBFF
Address
0x000 - 0xBFF
0xC00 - 0xFFF
Boot Reset
Address (Start
Boot Loader
Section)
0xF80
0xF00
0xE00
0xC00
235