PBX技术介绍

e1路由器固件.

https://blog.csdn.net/SuperAE86/article/details/104653595 这篇文章已经把虚拟机安装mac系统讲的很详细了,我就不搬运了 主要补充下 空间问题 虚拟机安装Mac OS 务必最少留有40G空间,这次安装完成加上VMware软件一共用了38G的空间(这还不算上Mac OS 10.15.1接近9G的cdr镜像哦,安装完成以后可以删除cdr镜像,所以务必留有足够的空间安装Mac OS) 环境: VMware15.5 Pro Mac OS 10.15.1 如何修改虚拟机的Mac分辨率?? 其实很简单,但是百度一堆过时的居多并且不标注操作环境很尴尬,

先格式化U盘为Fat32格式，把下载的文件解压缩，拷贝到U盘上，电脑关机，插到电脑USB上，按住Fn+Esc键不松手，按开机键，数5秒，松手，自动刷入，期间黑屏刷入时不要重启，等机器自动关机再开机就好啦，再升级到官网2.18

瑞萨电子工具E1仿真器使用说明

RenesasE1烧录器驱动程序

V[1].35_E1_等协议

G703接口和E1接口区别.doc

RJ45传输E1线序(RJ48)接法.doc

ANSI E1.11 - 2008 (R2018) is a reaffirmation of the 2008 edition. ANSI E1.11 describes a method of digital data transmission for control of lighting equipment and accessories, including dimmers, color-changers, and related equipment. It intended to provide for interoperability at communication and mechanical levels with controllers and controlled equipment made by different manufacturers. It is an update and expansion of the protocol developed by the United States Institute for Theatre Technology, Inc. and published as "DMX512/1990, Digital Data Transmission Standards for Dimmers and Controllers."