ATmega640 Atmel Corporation, ATmega640 Datasheet - Page 104
ATmega640
Manufacturer Part Number
ATmega640
Description
Manufacturer
Atmel Corporation
Specifications of ATmega640
Flash (kbytes)
64 Kbytes
Pin Count
100
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
86
Ext Interrupts
32
Usb Speed
No
Usb Interface
No
Spi
5
Twi (i2c)
1
Uart
4
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
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
4
Pwm Channels
15
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega640-16AU
Manufacturer:
OSRAM
Quantity:
12 000
Part Number:
ATmega640-16AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega640V-8AU
Manufacturer:
PHILIPS
Quantity:
56
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13.4.32
13.4.33
13.4.34
2549N–AVR–05/11
PORTL – Port L Data Register
DDRL – Port L Data Direction Register
PINL – Port L Input Pins Address
Bit
(0x10B)
Read/Write
Initial Value
Bit
(0x10A)
Read/Write
Initial Value
Bit
(0x109)
Read/Write
Initial Value
PORTL7
PINL5
DDL7
R/W
R/W
R/W
N/A
7
0
7
0
7
PORTL6
PINL5
DDL6
R/W
R/W
R/W
N/A
6
0
6
0
6
ATmega640/1280/1281/2560/2561
PORTL5
PINL5
DDL5
R/W
R/W
R/W
N/A
5
0
5
0
5
PORTL4
PINL4
DDL4
R/W
R/W
R/W
N/A
4
0
4
0
4
PORTL3
PINL3
DDL3
R/W
R/W
R/W
N/A
3
0
3
0
3
PORTL2
PINGL
DDL2
R/W
R/W
R/W
N/A
2
0
2
0
2
PORTL1
PINL1
DDL1
R/W
R/W
R/W
N/A
1
0
1
0
1
PORTL0
PINL0
DDL0
R/W
R/W
R/W
N/A
0
0
0
0
0
PORTL
DDRL
PINL
104
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