ATmega1281 Atmel Corporation, ATmega1281 Datasheet - Page 309
ATmega1281
Manufacturer Part Number
ATmega1281
Description
Manufacturer
Atmel Corporation
Specifications of ATmega1281
Flash (kbytes)
128 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
3
Twi (i2c)
1
Uart
2
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)
8
Eeprom (bytes)
4096
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
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
6
Output Compare Channels
16
Input Capture Channels
2
Pwm Channels
8
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATmega1281-8MC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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2549N–AVR–05/11
Table 28-1.
Bit Number
164
163
162
161
160
159
158
157
156
155
154
153
152
151
150
149
148
147
146
145
144
143
142
141
140
139
138
137
136
135
134
133
ATmega640/1280/2560 Boundary-scan Order
Signal Name
PG5.Data
PG5.Control
PE0.Data
PE0.Control
PE1.Data
PE1.Control
PE2.Data
PE2.Control
PE3.Data
PE3.Control
PE4.Data
PE4.Control
PE5.Data
PE5.Control
PE6.Data
PE6.Control
PE7.Data
PE7.Control
PH0.Data
PH0.Control
PH1.Data
PH1.Control
PH2.Data
PH2.Control
PH3.Data
PH3.Control
PH4.Data
PH4.Control
PH5.Data
PH5.Control
PH6.Data
PH6.Control
ATmega640/1280/1281/2560/2561
Module
Port G
Port E
Port H
309
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