>Were you give (or allowed) a KM11 maintenance card? For those who've not
>seen one, it's a board (acutally 2 boards...) that you stick in special
>slot in some DEC machines. It's got 28 lights and 4 switches on it. In
>the 11/45 it'll let you single-step the microcode (or even the clock
>sequencer), display flag signals, etc. You can get the uPC on the panel,
>of course.
I actually have one of those boards with the unibus signal overlay.
It also plugs into a connector on one of the control boards in an
RX01 drive.
Megan Gentry
Former RT-11 Developer
+--------------------------------+-------------------------------------+
| Megan Gentry, EMT/B, PP-ASEL | Internet (work): gentry!zk3.dec.com |
| Unix Support Engineering Group | (home): mbg!world.std.com |
| Compaq Computer Corporation | addresses need '_at_' in place of '!' |
| 110 Spitbrook Rd. ZK03-2/T43 | URL:
http://world.std.com/~mbg/ |
| Nashua, NH 03062 | "pdp-11 programmer - some assembler |
| (603) 884 1055 | required." - mbg |
+--------------------------------+-------------------------------------+
Received on Tue Nov 03 1998 - 21:17:27 GMT