Version Published Changed By Comment Actions
CURRENT (v. 67) Dec 18, 2016 21:27 Updated showing new PCB  
v. 66 Dec 18, 2016 21:05
v. 65 Nov 20, 2016 11:07
v. 64 Nov 20, 2016 10:54
v. 63 Nov 20, 2016 10:47 Links to other pages inserted
v. 62 Nov 20, 2016 10:31
v. 61 Nov 20, 2016 10:30
v. 60 Nov 20, 2016 10:26
v. 59 Nov 20, 2016 10:23
v. 58 Nov 19, 2016 22:13
v. 57 Nov 19, 2016 21:00 Added full 74xx139 chip concept
v. 56 Nov 19, 2016 17:51
v. 55 Nov 19, 2016 15:34
v. 54 Nov 19, 2016 14:57 Splitting Document
v. 53 Nov 18, 2016 16:28 PCB updated (bigger holes
v. 52 Nov 18, 2016 01:19 PCB & Circuit
v. 51 Nov 02, 2016 00:49
v. 50 Nov 02, 2016 00:45
v. 49 Nov 02, 2016 00:39 Logic now complies with 74139
v. 48 Oct 30, 2016 18:48
v. 47 Oct 30, 2016 18:34
v. 46 Oct 30, 2016 17:59
v. 45 Oct 29, 2016 21:23
v. 44 Oct 29, 2016 17:34
v. 43 Oct 29, 2016 13:58
v. 42 Oct 29, 2016 13:50 Reduce images in Nand Gate Section
v. 41 Oct 29, 2016 13:35
v. 40 Oct 27, 2016 22:59
v. 39 Oct 27, 2016 22:43
v. 38 Oct 27, 2016 21:43
v. 37 Oct 27, 2016 21:31 Added pictures of test and started the next section.
v. 36 Oct 20, 2016 19:04 tinyurl added on circuit diagram for Thierry
v. 35 Oct 08, 2016 23:05 Single 3-Input Positive AND-OR Gate added
v. 34 Oct 03, 2016 01:23 circuit Diagram Fast Decoder Chip Data Sheet
v. 33 Sept 30, 2016 00:39
v. 32 Sept 30, 2016 00:08
v. 31 Sept 29, 2016 23:32
v. 30 Sept 29, 2016 23:16
v. 29 Sept 29, 2016 23:09
v. 28 Sept 29, 2016 00:37
v. 27 Sept 29, 2016 00:35
v. 26 Sept 29, 2016 00:15 Started redesign using a decode chip rather than gates
v. 25 Sept 21, 2016 21:59 Plan view showing all the connections.
v. 24 Sept 21, 2016 17:07 Conclusion
v. 23 Sept 16, 2016 20:04
v. 22 Sept 16, 2016 20:02
v. 21 Sept 16, 2016 20:00 Added breadboard and Oscilloscope Readings
v. 20 Sept 08, 2016 22:47
v. 19 Sept 07, 2016 18:18 Updated PCB
v. 18 Sept 07, 2016 15:52 Update Prototype
v. 17 Sept 06, 2016 14:05 Circuit Diagram updated
v. 16 Sept 06, 2016 13:55 PCB updated
v. 15 Sept 06, 2016 10:58 Added Prototype Board
v. 14 Sept 06, 2016 10:49
v. 13 Sept 06, 2016 10:47 Added PCB Details
v. 12 Sept 06, 2016 00:38 Circuit Diagram
v. 11 Sept 04, 2016 22:36 Circuit Description
v. 10 Sept 03, 2016 22:31
v. 9 Sept 03, 2016 18:50
v. 8 Sept 03, 2016 18:33
v. 7 Sept 03, 2016 16:34
v. 6 Sept 03, 2016 16:05
v. 5 Sept 03, 2016 16:03 Truth table test
v. 4 Aug 26, 2016 21:44 New timing diagram
v. 3 Aug 24, 2016 16:14 Corrected the initial statement of this page
v. 2 Aug 24, 2016 04:55
v. 1 Aug 24, 2016 04:52

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