AT32UC3B1256-AUR Atmel, AT32UC3B1256-AUR Datasheet - Page 550

• Manufacturer Part Number: AT32UC3B1256-AUR
• Description: MCU AVR32 256K FLASH 48-TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-AUR

• Package / Case: 48-TQFP, 48-VQFP
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

24.7.13
Name:
Access Type:
Offset:
Reset Value:
32059J–12/2010
• CPD (CMRx Register)
31
23
15
7
This register acts as a double buffer for the period or the duty cycle. This prevents an unexpected waveform when modifying the
waveform period or duty-cycle.
Only the first
Channel Update Register
0
1
20
30
22
14
6
bits (internal channel counter size) are significant.
CUPDx
Write-only
0x210
0x00000000
The duty-cycle (CDTY in the CDTYx register) is updated with the CUPD value at the beginning of
the next period.
The period (CPRD in the CPRDx register) is updated with the CUPD value at the beginning of the
next period.
29
21
13
5
28
20
12
4
CUPD
CUPD
CUPD
CUPD
27
19
11
3
26
18
10
2
25
17
9
1
AT32UC3B
24
16
8
0
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