-
Notifications
You must be signed in to change notification settings - Fork 5
/
wwvb_debugging.txt
93 lines (82 loc) · 1.98 KB
/
wwvb_debugging.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
ARDUINO
11:40 on 08/01/2016
dut1 = 0.00
leap year = true
leap second = false
daylight savings time is not in effect
[0 1 2 3 4 5 6 7 8 9]
[M 1 0 0 0 0 0 0 0 M]
[0 0 0 1 0 0 0 0 1 M]
[0 0 0 0 0 0 0 0 0 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]
SALEAE LOGIC8 (measured @ 24MHz)
frame time: 60.4983s
subframe time: 10.083001s
bit time: 1.00834s, 1.008287s
pulse freq: 60.150kHz (16.6667us), 60.000kHz (16.6250us)
[0 1 2 3 4 5 6 7 8 9]
[M 1 0 0 0 0 0 0 0 M]
[0 0 0 1 0 0 0 0 1 M]
[0 0 0 0 0 0 0 0 0 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]
0.2s : 0.2018s
0.5s : 0.5043s
0.8s : 0.8067s
Gaah, i was using the 8MHz values in place of the 16MHz...
Arduino Nano : ATmega328p @ 16MHz
frame : 60s in 60.043944s
subframe : 10s in 10.007304s
bit : 1s in 1.000729s
marker : 0.8s in 0.800682s
high : 0.5s in 0.500464s
low : 0.2s in 0.200258s
ATtiny85 @ 16MHz
frame : 60s in 59.904427s
subframe : 10s in 9.986918s
bit : 1s in 0.998872s
marker : 0.8s in 0.799043s
high : 0.5s in 0.49907s
low : 0.2s in 0.199673s
120s capture
wwvb set to: 12:30:49 on Jan 18 2016
My findings:
1. The captured output is the internal state, and it decodes properly.
2. Minute auto-increment works
3. The timing is slightly out (20.268ms in 60s, 40.867ms in 120s) - ill adjust this
frame 1
set:
[0 1 2 3 4 5 6 7 8 9]
[M 0 1 1 0 0 0 0 1 M]
[0 0 0 1 0 0 0 1 0 M]
[0 0 0 0 0 0 0 0 1 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]
captured:
[0 1 2 3 4 5 6 7 8 9]
[M 0 1 1 0 0 0 0 1 M]
[0 0 0 1 0 0 0 1 0 M]
[0 0 0 0 0 0 0 0 1 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]
set:
[0 1 2 3 4 5 6 7 8 9]
[M 0 1 1 0 0 0 1 0 M]
[0 0 0 1 0 0 0 1 0 M]
[0 0 0 0 0 0 0 0 1 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]
captured:
[0 1 2 3 4 5 6 7 8 9]
[M 0 1 1 0 0 0 1 0 M]
[0 0 0 1 0 0 0 1 0 M]
[0 0 0 0 0 0 0 0 1 M]
[1 0 0 0 0 0 1 0 1 M]
[0 0 0 0 0 0 0 0 1 M]
[0 1 1 0 0 1 0 0 0 M]