AT32UC3L064-AUT Atmel, AT32UC3L064-AUT Datasheet - Page 432

• Manufacturer Part Number: AT32UC3L064-AUT
• Description: MCU AVR32 64KB FLASH 48TQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3L064-AUT

• Core Processor: AVR
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, PWM, WDT
• Number Of I /o: 36
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.62 V ~ 3.6 V
• Data Converters: A/D 9x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TQFP, 48-VQFP
• Processor Series: AT32UC3x
• Core: AVR32
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: SPI/TWI/USART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 36
• Number Of Timers: 7
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR32, EWAVR32-BL
• Development Tools By Supplier: AT32UC3L-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 9-ch x 10-bit
• Package: 48TQFP
• Device Core: AVR32
• Family Name: AT32
• Maximum Speed: 50 MHz
• Operating Supply Voltage: 1.8|3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

20.7.3.2
Figure 20-6. Master Mode Flow Diagram
32099F–11/2010
Master mode flow diagram
1
RDR(RD) = Serializer
Serializer = TDR(TD)
NPCS = TDR(PCS)
Delay DLYBCS
Delay DLYBCT
Delay DLYBS
Data Transfer
NPCS = 0xF
SPI Enable
TDRE = 1
RDRF = 1
CSAAT ?
CSAAT ?
TDRE ?
TDRE ?
0
0
1
0
PS ?
1
peripheral
Variable
0
1
1
0
NPCS = MR(PCS)
peripheral
Fixed
- NPCS defines the current Chip Select
- CSAAT, DLYBS, DLYBCT refer to the fields of the
- When NPCS is 0xF, CSAAT is 0.
NPCS = TDR(PCS)
Chip Select Register corresponding to the Current Chip Select
Delay DLYBCS
NPCS = 0xF
TDR(PCS)
= NPCS ?
no
1
PS ?
peripheral
Variable
0
AT32UC3L016/32/64
yes
peripheral
Fixed
NPCS = MR(PCS),
Delay DLYBCS
NPCS = 0xF
= NPCS ?
MR(PCS)
no
TDR(PCS)
432