Matt second hack of FE 0x0d000093 to fix byte-offset in 0x0d000094
and do ReadoutSyncOut timing from trigger falling edge.
This is a temporary "93.5" version.

BE:    Firmware id   =   302019397 = 0x12007345
BETrg: Firmware id   =   302579730 = 0x12090012
       Firmware date =  1133876981 = Tue Dec  6 14:49:41 2005
FE:    Firmware Id   =   234824083 = 0x0dff2193