-trying to send nmra doesn't work:
- 8a 67 8a 67
- ff ff 7f no response
- 8a 55 8a 55
- etc.
+more keystroke commands
-led is wrong when we just run the program ? surely it should be red
+speed changes immediate
-
-residual stuff from CDU is present and changes pt0 when you
- * turn on
- * say `+' to master to turn on CDU
- * switch to programming mode
- pt0 on pic2 is the one nearest the switch box, moving to hacker's right
- (we think - I haven't checked this yet)
+race between cdu off (due to watchdog or short) and points
layout polarity diagram colourful segment encoding: