Programmer Signal #1 (doesn't vary)
255
255
254
2
1
254

Servo Reply #1   (doesn't vary)
255
255
1
2
0
252

Programmer Signal #2  (seems to be asking which mode the servo is in)
255
255
1
4
2
21
1
226

Servo Reply #2 (seems to indicate which mode the servo is in)
255
255
1
3
0
0 (in continuous mode it is 1)
251 (in continuous mode it is 250)

Programmer Signal #3 (no idea what this is for)
255
255
1
4
3
52
0
195

Servo Reply #3 (it's the same as servo reply #1)
255
255
1
2
0
252

Programmer Signal #4 (instructions for entering "servo" mode. See below for continuous rotation mode.)
255
255
1
47
3
6
2
30
0
5
0
15
0
45
0
0
0
0
15
3
252
0
0
0
0
65
3
197
0
0
1
255
1
0
2
9
196
1
244
3
232
0
1
0
0
0
0
3
232
0
178

Servo Reply #4 (looks familiar?)
255
255
1
2
0
252

Programmer Signal #5 (no idea)
255
255
1
4
3
52
1
194

Servo Reply (same thing again)
255
255
1
2
0
252

Alternate version Programmer Signal #4 (for entering continuous rotation mode)
255
255
1
47
3
6
50
20
0
5
0
10
0
10
0
30
0
0
0
3
255
1
0
0
0
65
3
197
1
244
1
255
0
0
2
6
14
5
170
3
232
0
20
0
0
0
0
3
232
0
153