ATmega32U2 Atmel Corporation, ATmega32U2 Datasheet - Page 19
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ATmega32U2
Manufacturer Part Number
ATmega32U2
Description
Manufacturer
Atmel Corporation
Specifications of ATmega32U2
Flash (kbytes)
32 Kbytes
Pin Count
32
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
12
Hardware Qtouch Acquisition
No
Max I/o Pins
22
Ext Interrupts
20
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
2
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
1024
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
5
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
7618C–AVR–07/08
Table 9-2.
bmRequestType
0010 0001b
0010 0001b
1010 0001b
1010 0001b
0010 0001b
1010 0001b
0010 0001b
DFU Class-specific Requests
bRequest
DFU_DETACH (0)
DFU_DNLOAD (1)
DFU_UPLOAD (2)
DFU_GETSTATUS (3)
DFU_CLRSTATUS (4)
DFU_GETSTATE (5)
DFU_ABORT (6)
wTimeout
wValue
wBlock
wBlock
Zero
Zero
Zero
Zero
Interface (4)
Interface (4)
Interface (4)
Interface (4)
Interface (4)
Interface (4)
Interface (4)
wIndex
wLength
Length
Length
Zero
Zero
Zero
6
1
Firmware
Firmware
Status
Data
State
none
none
none
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