FECFGFront-end control bus configuration Address0x42005400 Reset0x0000 Accessread/writeSize16-bit6 fields FieldBitsWhat it doesF5CFG11:10Front-end control signal 5 configurationF4CFG9:8Front-end control signal 4 configurationF3CFG7:6Front-end control signal 3 configurationF2CFG5:4Front-end control signal 2 configurationF1CFG3:2Front-end control signal 1 configurationF0CFG1:0Front-end control signal 0 configuration