note

AXI4-Busに変更

PSC_Chipの内部バスをAXI4-Busに変えました。 AXIバスについては下のNote参照 AXI3の規格ではバースト転送に非対応ですのでAXI4バス準拠を採用してます。AXI4バスのフル規格ではバースト最大256ですが、私の設計したAXI4バスはバースト最大8までのサブ規格です。
GitHub

AXI Bus

One of the key components of a LiteX SoC is the bus system, which is used to connect the various components of the SoC. One of the most popular bus systems used in LiteX SoCs is the Advanced ...
GitHub

axi_bus_if.v

// M_AXI_AWADDR : 写地址信号，表示主机发出的写操作地址。 // M_AXI_AWVALID : 写地址有效信号，表示写地址有效。 // M_AXI_AWREADY ...
Design-Reuse

Comparing AMBA AHB to AXI Bus using System Modeling

Embedded system designers have a choice of using a shared or point-to-point bus in their designs. Typically, an embedded design will have a general purpose processor, cache, SDRAM, DMA port, and ...
EDN

Connecting Custom Peripherals to AXI Using a BRAM Interface for FPGA Design

In this column, we briefly introduce AXI, we examine why FPGA designers would use AXI, and we present some of the pros and cons associated with using AXI The Advanced eXtensible Interface, or AXI, is ...
Design-Reuse

Designing Using the AMBA (TM) 3 AXI (TM) Protocol -- Easing the Design Challenges and ...

The need for higher performance applications is driving the requirement for a new age of on-chip communication infrastructure. Increasing the clock frequency no longer addresses this higher ...
EDN

Comparing AMBA AHB to AXI Bus using System Modeling

Embedded system designers have a choice of using a shared or point-to-point bus in their designs. This article discusses the construction of an Advanced Microcontroller Bus Architecture (AMBA) ...
eeNews Europe

FPGA design: Interfacing over AXI using a simple data bus

However, it does add in an additional layer to managing IP. Time has to be spent supervising and generating IP outputs before they can be incorporated into the mainline project, and simulating the ...