1 Interface Circuits Homepage Address: Course Manuscripts Homework Evaluation.

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Presentation transcript:

1 Interface Circuits Homepage Address: Course Manuscripts Homework Evaluation

Orthogonal Direct Network Topology 2-ary 4-cube (hypercube)3-ary 2-cube 3-ary 3-D mesh

4 Mesh Routing

5 Routing Algorithm?

Tree Topology unbalanced binary tree balanced binary tree

Other Direct Network Topologies cube-connected cycles de Bruijn network Star graph

Indirect Network A switch-based network with irregular topology An N ×M crossbar

MIN

MINs The perfect shuffle

11 Shuffle Permutation

12 Shuffle exchange

13

MINs bit reversal permutations for N = 8

MINs second butterflyfirst butterflyzeroth butterfly

MINs second cube first cubeZeroth cube

MINs second baselinefirst baselinezeroth baseline

Classification of MINs Blocking Non Blocking Rearrangeable An 8 × 8 Benes network

Classification of MINs Unidirectional Bidirectional straight exchange Lower broadcastupper broadcast

MINs baseline network

MINs butterfly network

MINs cube network

MINs Omega network

Bidirectional MINs

BMINs An eight-node butterfly bidirectional MIN Alternative paths in an eight-node butterfly bidirectional MIN

BMINs A 16-node butterfly BMIN built with 2×2 switches

BMINs A 16-node fat tree

28 Switching

29 Switching types Circuit Switching Packet Switching Wormhole Switching Mad postman switching Scouting Switching …

30 Serial Vs Parallel Buses