File information: | |
File name: | Alto_Ethernet_Interface_Jun74.pdf [preview Alto Ethernet Interface Jun74] |
Size: | 178 kB |
Extension: | |
Mfg: | xerox |
Model: | Alto Ethernet Interface Jun74 🔎 |
Original: | Alto Ethernet Interface Jun74 🔎 |
Descr: | xerox alto memos_1974 Alto_Ethernet_Interface_Jun74.pdf |
Group: | Electronics > Other |
Uploaded: | 09-03-2020 |
User: | Anonymous |
Multipart: | No multipart |
Information about the files in archive: | ||
Decompress result: | OK | |
Extracted files: | 1 | |
File name Alto_Ethernet_Interface_Jun74.pdf Alto Ethernet Interfaco June 22, 1974 Inter~Offlce Memorandum command, It Is used by tho microcode to hold a mask of ones, shifted In from tho rIght, for generating successively larger random numbers In the case of transmission collisions; a transmission without collisions leaves @Elloc with a value of 1. @EICLoc and @EIPLoc oro used to define a buffer for the Input of a packet from the Ethernet; Tal Ethernet Distribution Date, June 22, 1974 @EICLoc holds the number of words and @EIPLoc holds tho address of the first word. Similarly, @EOCLoc and @EOPLoc do fine an output packet. @ESLoc holds the serIal number of the Alto (see below) and Is used by the microcode for filtering out (I.e., From, Metcalfe and Boggs Location, Coyote Hili IgnorIng) packets addressed to other Altos. @ESpare Is a spare location with no use at present. Subjoclt Alto Ethernet Interface |
Date | User | Rating | Comment |