參數(shù)資料
型號: PC8245
廠商: Atmel Corp.
英文描述: Integrated Processor Family
中文描述: 綜合處理器系列
文件頁數(shù): 5/61頁
文件大小: 429K
代理商: PC8245
5
PC8245
2171D–HIREL–06/04
Supports direct mode or chaining mode (automatic linking of DMA transfers)
Supports scatter gathering
read or write discontinuous memory
64-byte transfer queue per channel
Interrupt on completed segment, chain, and error
Local-to-local memory
PCI-to-PCI memory
Local-to-PCI memory
PCI memory-to-local memory
Message unit
Two doorbell registers
Two inbound and two outbound messaging registers
I
2
O message interface
Two-wire interface controller with full master/slave support that accepts broadcast
messages
Embedded programmable interrupt controller (EPIC)
Five hardware interrupts (IRQs) or 16 serial interrupts
Four programmable timers with cascade
Two (dual) universal asynchronous receiver/transmitters (UARTs)
Integrated PCI bus and SDRAM clock generation
Programmable PCI bus and memory interface output drivers
System level performance monitor facility
Debug features
Memory attribute and PCI attribute signals
Debug address signals
MIV signal: marks valid address and data bus cycles on the memory
bus
Programmable input and output signals with watchpoint capability
Error injection/capture on data path
IEEE 1149.1 (JTAG)/test interface
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