ATmega88P Atmel Corporation, ATmega88P Datasheet - Page 292
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ATmega88P
Manufacturer Part Number
ATmega88P
Description
Manufacturer
Atmel Corporation
Specifications of ATmega88P
Flash (kbytes)
8 Kbytes
Pin Count
32
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
12
Hardware Qtouch Acquisition
No
Max I/o Pins
23
Ext Interrupts
24
Usb Speed
No
Usb Interface
No
Spi
2
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
Yes
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
6
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega88P-20MU
Manufacturer:
ATMEL
Quantity:
12 246
Company:
Part Number:
ATmega88P-20PI
Manufacturer:
ATMEL
Quantity:
1 200
Company:
Part Number:
ATmega88P-20PU
Manufacturer:
SEMIKRON
Quantity:
100
Company:
Part Number:
ATmega88PA-15MZ
Manufacturer:
ATMEL
Quantity:
228
Company:
Part Number:
ATmega88PA-AU
Manufacturer:
ATMEL
Quantity:
14 000
Part Number:
ATmega88PA-AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATmega88PA-MMH
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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28.2
292
Fuse Bits
ATmega48P/88P/168P
Table 28-3.
Notes:
The ATmega48P/88P/168P has three Fuse bytes.
functionality of all the fuses and how they are mapped into the Fuse bytes. Note that the fuses
are read as logical zero, “0”, if they are programmed.
Table 28-4.
Extended Fuse Byte
–
–
–
–
–
–
–
SELFPRGEN
BLB0 Mode
BLB1 Mode
1
2
3
4
1
2
3
4
1. Program the Fuse bits and Boot Lock bits before programming the LB1 and LB2.
2. “1” means unprogrammed, “0” means programmed
Lock Bit Protection Modes
Extended Fuse Byte for ATmega48P
BLB02
BLB12
1
1
0
0
1
1
0
0
BLB01
BLB11
Bit No
1
0
0
1
1
0
0
1
7
6
5
4
3
2
1
0
No restrictions for SPM or LPM accessing the Application
section.
SPM is not allowed to write to the Application section.
SPM is not allowed to write to the Application section, and LPM
executing from the Boot Loader section is not allowed to read
from the Application section. If Interrupt Vectors are placed in
the Boot Loader section, interrupts are disabled while executing
from the Application section.
LPM executing from the Boot Loader section is not allowed to
read from the Application section. If Interrupt Vectors are placed
in the Boot Loader section, interrupts are disabled while
executing from the Application section.
No restrictions for SPM or LPM accessing the Boot Loader
section.
SPM is not allowed to write to the Boot Loader section.
SPM is not allowed to write to the Boot Loader section, and LPM
executing from the Application section is not allowed to read
from the Boot Loader section. If Interrupt Vectors are placed in
the Application section, interrupts are disabled while executing
from the Boot Loader section.
LPM executing from the Application section is not allowed to
read from the Boot Loader section. If Interrupt Vectors are
placed in the Application section, interrupts are disabled while
executing from the Boot Loader section.
Description
–
–
–
–
–
–
–
Self Programming Enable
(1)(2)
. Only ATmega88P/168P/328P.
Table 28-4
-
Table 28-7
Default Value
1
1
1
1
1
1
1
1 (unprogrammed)
describe briefly the
8025M–AVR–6/11
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