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DEC M-Series Modules (8xx) Schematics and Documentation

Reference > Drawings > Modules > M-Series (8xx)

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M-Series

ModuleDescriptionDownload
M8012 Boot-Terminator and Diagnostic ROM Module
M8013 RLV-11 Disk Control
M8014 RLV-11 Bus Control
M8029 RXV21,Q-BUS RX02 INTERFACE,DO
M8043 DLV11J 4 Serial Line Unit
M8044DB 32k x 16 MOS Memory (M8045 PCB)
M8044DF 32k x 16 MOS Memory (M8045 PCB)
M8047 MXV 11 A
M8186 KDF11-AC DUAL HEIGHT CPU,Q-BU
M8192 DUAL HEIGHT CPU BRD (KDJ11-A)
M8256 RX211, UNIBUS RX02 INTERFACE
M8264 NO SACK Timeout Module
M8265 KD11E-A PDP-11/34A Data Path
M8266 KD11E-A PDP-11/34A Control
M827 KE11-A Clock & States
M8300 Major Registers Schematic (Poor Quality)
M8310 Major Register Control Schematic (Poor Quality)
M8311 4k x 12 MOS Memory Schematic
M8315 Hex OMNIBus CPU Schematic
M8316 PDP-8/A Option Board #1 Schematic
M8317YB PDP-8/A Option Board #2 Schematic
M8320 Bus Loads Schematic (Poor Quality)
M8330 Timing Generator Schematic (Poor Quality)
M8330YB Timing board, replaces M8330
M8331 TA8E DECassette system interface Schematic, rev E
M8340 Extended arithmetic element decoder and step counter
M8341 Extended arithmetic element multiplexers and timing
M8349 PROM 1k Schematic
M8350 External Positive I/O bus interface Schematic (Poor Quality)
M8357 RX8E OMNIBus Interface Schematic
M8360 Data Break Interface Schematic (Poor Quality)
M837 Memory Extension and Timeshare
M840 High-speed paper tape reader/punch control Schematic (Poor Quality)
M8403 4 SLU
M8416 PDP-8 Memory Management Board Schematic
M8417 PDP-8 MOS Memory (MS8C) Schematic
M8433 RL01/RL02 Disk Controller Board Schematic
M847 8E Bootstrap Loader (variants M847YA (High, Low RIM), M847YC (TC08 DECTape), M847YD (RK08 Disk), M847YE (Typeset RIM), M847YF (EDUSYSTEM, Low), M847YG (EDUSYSTEM, High), M847YH (TD8E), M847YJ (RK8E), M847YK (DC72:CR8F), M847YL (CAPS 8 Cassette), and M847YM (Typeset DECTape)) Schematic, rev M
M848 Power fail and auto-restart Schematic (Poor Quality)
M849 RFI Shield
M850 Converter and Cable Connector Schematic
M860 Real-Time Clock (Programmable)
M865 Asynchronous Data Control
M8650 Asynchronous Data Control
M8650YA Asynchronous interface (EIA levels)
M8655 Terminal Control
M868 Simple DECtape Control
M869 Point plot oscilloscope display (VR14/VR03A, Requires M885)
M870 Simple Clock Schematic
M882 DK8EA Realtime Clock (Line) Schematic
M890 Motion Control Schematic
M8916 Logic and Write Board
M8931 Slave Clock and Motion Delay

These documents have been obtained from my own personal collection, as well as extensive searches on the net. If you have any documents that you'd like added to the archive, please contact me.

This collection would not have been possible without the work done by: David Gesswein (pdp8.net), and Al Kossow (bitsavers.org),

If there's anyone I've missed, spelled incorrectly, gave the wrong URL for, etc, please let me know and I'll update.

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