-detector on detector seems to spuriously set B1 or B2 or at least
- panic DR when we honour it
+trying to send nmra doesn't work:
+ 8a 67 8a 67
+ ff ff 7f no response
+ 8a 55 8a 55
+ etc.
-point setting doesn't seem to work
- residual stuff from CDU is present and changes pt0 when you
+led is wrong when we just run the program ? surely it should be red
+
+
+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)
-crash readout: master i2c should go into known state
layout polarity diagram colourful segment encoding:
make moveable feature selection in subseg2display bitwise rather than