Техническая Спецификация для Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105
Модели
ATEVK1105
50
AT32UC3A
– Supports Mobile SDRAM Devices
•
Error Detection
– Refresh Error Interrupt
•
SDRAM Power-up Initialization by Software
•
CAS Latency of 1, 2, 3 Supported
•
Auto Precharge Command Not Used
12.11.4
USB Controller
•
USB 2.0 Compliant, Full-/Low-Speed (FS/LS) and On-The-Go (OTG), 12 Mbit/s
•
7 Pipes/Endpoints
•
960 bytes of Embedded Dual-Port RAM (DPRAM) for Pipes/Endpoints
•
Up to 2 Memory Banks per Pipe/Endpoint (Not for Control Pipe/Endpoint)
•
Flexible Pipe/Endpoint Configuration and Management with Dedicated DMA Channels
•
On-Chip Transceivers Including Pull-Ups
12.11.5
Serial Peripheral Interface
•
Supports communication with serial external devices
– Four chip selects with external decoder support allow communication with up to 15
peripherals
– Serial memories, such as DataFlash and 3-wire EEPROMs
– Serial peripherals, such as ADCs, DACs, LCD Controllers, CAN Controllers and Sensors
– External co-processors
•
Master or slave serial peripheral bus interface
– 8- to 16-bit programmable data length per chip select
– Programmable phase and polarity per chip select
– Programmable transfer delays between consecutive transfers and between clock and data
per chip select
– Programmable delay between consecutive transfers
– Selectable mode fault detection
•
Very fast transfers supported
– Transfers with baud rates up to Peripheral Bus A (PBA) max frequency
– The chip select line may be left active to speed up transfers on the same device
12.11.6
Two-wire Interface
•
High speed up to 400kbit/s
•
Compatibility with standard two-wire serial memory
•
One, two or three bytes for slave address
•
Sequential read/write operations
12.11.7
USART
•
Programmable Baud Rate Generator
•
5- to 9-bit full-duplex synchronous or asynchronous serial communications
– 1, 1.5 or 2 stop bits in Asynchronous Mode or 1 or 2 stop bits in Synchronous Mode
– Parity generation and error detection
– Framing error detection, overrun error detection
– MSB- or LSB-first
– Optional break generation and detection
– By 8 or by-16 over-sampling receiver frequency
– Hardware handshaking RTS-CTS
– Receiver time-out and transmitter timeguard
– Optional Multi-drop Mode with address generation and detection
32058K
AVR32-01/12