參數(shù)資料
型號: CD1283
廠商: Intel Corp.
英文描述: IEEE 1284-Compatible Parallel Interface
中文描述: 符合IEEE 1284兼容并行接口
文件頁數(shù): 10/94頁
文件大?。?/td> 1237K
代理商: CD1283
CD1283
IEEE 1284-Compatible Parallel Interface
10
Datasheet
Benefits
Multi-protocol bidirectional port for a wide range of applications.
Up to 2 Mbytes/sec. transfer rate
Provides future connectivity with new host systems
Reduces software complexity and guarantees specification compliance.
High throughput with reduced load on host CPU.
Direct connection to printer cable; reduces chip count.
Reduces host interface overhead. High-speed data movement between memory and parallel
port.
Reduces software complexity and increases throughput of compressed-data tranfers.
Figure 1. Functional Block Diagram
DMA
LOGIC
INTERRUPT
LOGIC
HOST INTERFACE
COMPRESSION/
DECOMPRES-
SION
DATA
MOVER
LOGIC
64 BYTES
LEVEL-2
ELECTRICAL
INTERFACE
CONTROL
STATE
MACHINE
DATA PIPELINE
FIFO
IEEE 1284 PERIPHERAL
PARALLEL PORT
GENERAL-PURPOSE
I/O PORT
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