# Regarding communications by master with slaves
MX ; slave (or intern) sent bad extra byte
MR mascan:b,mascan:cslot ; reversers set byte with zz bit set
-MD ; i2cmu_done !
# Problematic interrupts
IH INTCON,INTCON3,PIR1,PIR2 ; Interrupt source not found (high pri.)
PS points:pointslave,points:pointmsg ; Firing point on nonexistent board
PF ::t ; Flash mentions point not on board
PX ; Host sent >2-byte POINT command
-PM ; Firing point when master/CDU busy
PQ ; POINTED when already charging
PA ; POINTED when already firing