-crash readout master i2c into known state
-check output file davenant:trains-bessar/detpic/cro
- corresponds to slave crashing DR 05 01
- mistakes:
- - TRISE is not all TRISE
- - message_buffer_end symbol address is wrong
- - random corruption of stuff ?
+avoid retransmitting too often (S9.2 C l114-)
+
+as a result of running, then touching track near panel to induce detection
layout polarity diagram colourful segment encoding: