参数资料
型号: AT91SAM9N12-EK
厂商: Atmel
文件页数: 13/27页
文件大小: 0K
描述: EVAL KIT FOR SAM9N12
设计资源: AT91SAM9N12-EK Design & Mfg Files
SAM9N12-EK Design & Mfg File Information
标准包装: 1
类型: MCU
适用于相关产品: ATSAM9N12
所含物品:
20
11096AS–ATARM–4-Oct-11
SAM9N12
– Automatic Update of DS, TCR and PASR Parameters (Low-power SDRAM Devices)
Energy-saving Capabilities
– Self-refresh, Power-down, Active Power-down and Deep Power-down Modes
Supported
SDRAM Power-up Initialization by Software
CAS Latency of 2, 3 Supported
Reset Function Supported (DDR2-SDRAM)
ODT (On-die Termination) Not Supported
Auto Precharge Command Not Used
SDR-SDRAM with 16-bit Datapath and Eight Columns Not Supported
DDR2-SDRAM with Eight Internal Banks Supported
Linear and interleaved decoding supported
Clock Frequency Change in Precharge Power-down Mode Not Supported
OCD (Off-chip Driver) Mode Not Supported
6.3.4
Programmable Multi-bit Error Correcting Code (PMECC)
Multibit Error Correcting Code.
Algorithm based on binary shortened Bose, Chaudhuri and Hocquenghem (BCH) codes.
Programmable Error Correcting Capability: 2, 4, 8, 16 and 24 bit of errors per block.
Programmable block size: 512 bytes or 1024 bytes.
Programmable number of block per page: 1, 2, 4 or 8 blocks of data per page.
Programmable spare area size.
Supports spare area ECC protection.
Supports 8 kbytes page size using 1024 bytes/block and 4 kbytes page size using 512
bytes/block.
Multibit Error detection is interrupt driven.
6.3.5
Programmable Multi-bit ECC Error Location (PMERRLOC)
Provides hardware acceleration for determining roots of polynomials defined over a finite field
Programmable finite Field GF(2^13) or GF(2^14)
Finds roots of error-locator polynomial.
Programmable number of roots.
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