This little patch makes the KT-70 read 888-8888 when in self-test mode.
This is the correct behavior, the current behavior, where it reads the
flight level and squawk code in self-test is incorrect.
if ( func_knob == 1 ) {
sby_ann = true;
- } else if ( func_knob == 2 ) {
+ } else if ( func_knob == 2 ) { // selftest
fl_ann = true;
alt_ann = true;
gnd_ann = true;
on_ann = true;
sby_ann = true;
reply_ann = true;
+ id_code = 8888;
+ flight_level = 888;
} else if ( func_knob == 3 ) {
fl_ann = true;
gnd_ann = true;