这是从一个朋友那里拷贝过来的，比网上哪些东拼一点西凑一点的文章描述的详细多了，AXI协议标准。

RFID ISO15693协议标准,就是个标准

1.The USB 3.0 Specification released on November 12, 2008 2.USB 3.0 Adopters Agreement 3.New Addition of Link Command LDN Engineering Change Notice as of April 4, 2009 4.USB 3.0 Standard-B and Standard-B Crosstalk Engineering Change Notice as of April 4, 2009 5.Reset Propagation Engineering Change Notice as of May 8, 2009 6.Reset Propagation Figure 7.Q1 09 USB 3.0 Errata as of May 15, 2009 8.Clarification on the Chamfer on USB 3.0 Micro Connectors ECN as of March 23, 2010 9.Maximum Unmating Force Value Definition to USB 3.0 Micro Connectors ECN as of March 23, 2010 10.State Machines Engineering Change Notice as of June 9, 2010 11.Efficient ISO and PINGs Engineering Change Notice as of June 9, 2010 12.Contact Plating Thickness Engineering Change Notice as of June 9, 2010 13.Standard-B Connector Near End Crosstalk Engineering Change Notice as of June 9, 2010 14.USB 3.0 Errata as of June 9, 2010

vlan/acl/qos/lacp/802.1x/802.3x/路由、生成树协议、组播协议等标准规范

SFP 标准，含电气信号定义和机构定义

EMV规范安全框架 EMV标准是由EuroPay，MasterCard，Visa三大卡组织共同制定的新一代的IC卡规范

PIN Assignments，SFF-8639 协议，contact numbering scheme

变电站通讯网络和系统国际（电网）标准协议（全中文），另附IEC61850服务器软件和客户端软件，可互相通讯数据，对于初学者很有帮助。

开放充电协议 (OCPP) 是一个全球开放性的通讯标准，主要用于解决私营的充电网络间通讯产生的各种困难。OCPP支持充电站点与各供应商中央管理系统间的无缝通讯管理。在过去的很多年内，私营充电网络的封闭特性已经给大量电动汽车车主和地产管理者造成很多无谓的挫折感，引发整个行业对一个开放模型的广泛呼吁。OCPP 目前已经在 49 个国家应用于 40,000 多个充电设施，因此实质上它已经成为充电设施网络通讯的行业标准。

完整的讲述了sd卡的协议，对于想要熟悉sd卡的开发人员或者感兴趣的都可以看一看