From 5ffe65baff4adaf4d73ff835235c8b175826cb02 Mon Sep 17 00:00:00 2001 From: rickb44 Date: Mon, 8 Sep 2014 16:03:26 +0000 Subject: [PATCH] Update to reflect review of Change-Log-C.txt RGB 09/08/2014 git-svn-id: https://svn.code.sf.net/p/freetel/code@1832 01035d8c-6547-0410-b346-abe4f91aad63 --- smartmic/SM1000-C/Change-Log-C.txt | 89 +++++---- smartmic/SM1000-C/SM1000-C.brd | 301 ++++++++--------------------- smartmic/SM1000-C/SM1000-C.sch | 108 +++++++---- smartmic/SM1000-C/eagle.epf | 96 +++++++++ 4 files changed, 296 insertions(+), 298 deletions(-) diff --git a/smartmic/SM1000-C/Change-Log-C.txt b/smartmic/SM1000-C/Change-Log-C.txt index 54cbd3d8..39c15d02 100644 --- a/smartmic/SM1000-C/Change-Log-C.txt +++ b/smartmic/SM1000-C/Change-Log-C.txt @@ -97,7 +97,7 @@ Changes 07/22/2014 Reformatted file to fit on Schematic. 19. [X] replace J7 & J2 with 0805 0 ohm Rs Jumpers were originally inserted to permit bringing up SM1000 and protecting circuitry from overvoltages and measuring currents. - Jumpers replaced with 0 OHM resistors. RGB 07/15/2014 + Jumpers replaced with 0 OHM resistors. R18 & R21. RGB 09/9/2014 20. [X] Added item numbers to this file to facilitate communication. RGB 07/15/2014 @@ -107,95 +107,118 @@ Changes 07/22/2014 Reformatted file to fit on Schematic. [ ] add series R to prevent DAC distortion? [ ] get to bottom on LM386 distortion? Added RGB -22. [X] Add 22k betwwen DAC2 and ground +22. [X] Add 22k between DAC2 and ground + making R46 100k lead to some analog coupling between ADC2 and DAC2, not qute sure why, this lowers Z of this net Added RGB 23. [X] R52 1k trimmer wasn't on my digikey order + probably my mistake, but check BOM - Is in BOM RGB + Is in BOM RGB 9/8/14 -24. [ ] C36 is along way away from U6 +24. [X] C36 is along way away from U6 + poss to move closer? + Cap moved to staging area. Will be moved closer during re-layout. RGB 9/8/14 -25. [ ] Mic DC bias v low, about 0.3V +25. [X] Mic DC bias v low, about 0.3V + should we change R39? + Data sheet calls for 2.2K, not 22.1K. Changed schematic & BOM. RGB 9/8/14 -26. [ ] Idea - clear labels next to each trimmers in large font +26. [X] Idea - clear labels next to each trimmers in large font + and connectors and TP, hard to see with naked eye + Will enlarge during re-layout. RGB 9/8/14 -27. [ ] foot print for a small reset button +27. [X] foot print for a small reset button + I press it a lot, gd for experimenting + J25 was added for external reset switch. Do you still want on board sw? -28. [ ] 1nF to filter noise across 500k R42 but very close to op-amp +28. [X] 1nF to filter noise across 500k R42 but very close to op-amp. + Added, will be placed in re-layout. RGB 9/8/14. -29. [ ] highly senstive net between R53 and R42 should be shorter if possible, + +29. [X] highly senstive net between R53 and R42 should be shorter if possible, as we are getting a lot of noise pick up. + Did #28 fix problem? Could reposition op-amp circuit components during re-layout. RGB 9/8/14 -30. [ ] Move ADC power supply bypass network v close to pins 21/22 U1B and +30. [X] Move ADC power supply bypass network v close to pins 21/22 U1B and away from switcher + as per Discovery board -31. [ ] route op-amp bypass caps directly to op amp power supply pins on same layer, place nearby +31. [X] route op-amp bypass caps directly to op amp power supply pins on same layer, place nearby + Good idea. Will do in re-layout. -32. [ ] Idea - clear labels next to each trimmers in large font +32. [X] Idea - clear labels next to each trimmers in large font + and connectors - -31. [ ] foot print for a small reset button + +================================================================ +renumber to correct for duplicate #31 RGB 9/8/14 + +33. [X] foot print for a small reset button + I press it a lot, gd for experimenting + Duplicate of #27 RGB 9/8/14 -32. [ ] Matt - PCB review + manufacture +34. [ ] Matt - PCB review + manufacture + ? -33. [ ] Modem appears to be losing sync on time slips +35. [ ] Modem appears to be losing sync on time slips + investigate this in simulation form + ? -34. [ ] check trimmers all go the same way around +36. [X] check trimmers all go the same way around + Changed R42 & R47 to operate in same direction as other pots. RGB 9/8/14 -35. [ ] connect C36 to + term of U6, delete R43 +37. [X] connect C36 to + term of U6, delete R43 + Need series resistance to sum c36 into u6+? + Contradicted by #38? -36. [ ] some gain on U6 a good idea? +38. [X] some gain on U6 a good idea? + laptop audio ouput just a few 100mVpp + at least put in resistors. + Leave R43, C36 and add 10K res(R23 new) from U6-out to U6- for av=1. What gain desired? -37. [ ] very big robust pads for R46 +39. [X] very big robust pads for R46 + pot keeps falling off, breaking pads -38. [ ] Consider case made from PCB, like sniffers +40. [X] Consider case made from PCB, like sniffers + can get all holes drilled + gd RF shielding + Your choice. Daryl felt 3D -> metal not good solution. -39. [ ] should square pad on Mic be gnd side? +41. [X] should square pad on Mic be gnd side? + Mic data sheet referred to term 1(amp out) and term 2 GND. That's the way I laid it out. + I see your point though, change would aid assembly. + Your choice. + -40. [ ] added 3n9 between U8 p3 and ground +42. [ ] added 3n9 between U8 p3 and ground + removed some tonal noise and -41. [ ] changed R39 to 2k2 +43. [ ] changed R39 to 2k2 + mic bias now 2.8V -42. [ ] Switcher noise reduction idea +44. [ ] Switcher noise reduction idea + is there away to lock the switcher osc to a uC clock? + we could make it a multiple of ADC/DAC sample rate + thus aliasing all noise down to 0 Hz + need swicther to freerun until uC starts -43. [ ] review jumpers and see if it makes mores sense to make them 0 ohm 0805s +45. [ ] review jumpers and see if it makes mores sense to make them 0 ohm 0805s -44. [ ] C24 closer to U1? +46. [ ] C24 closer to U1? -45. [ ] C40 should be 47nF +47. [ ] C40 should be 47nF + David used wrong value on prototype -46. [ ] LD2 opto-isolator footprint wrong (or maybe I ordered wrong part) +48. [ ] LD2 opto-isolator footprint wrong (or maybe I ordered wrong part) -47. [ ] location of C51 net label +49. [ ] location of C51 net label -48. [ ] SW1 needs bigger pads to make hand solderable +50. [ ] SW1 needs bigger pads to make hand solderable + is this suitable as a PTT switch? + button is quite small + locking PTT as per SW3 useful for testing (want to leave tx on) -49. [ ] CN12 is hard to solder manually, need larger mechanical pads +51. [ ] CN12 is hard to solder manually, need larger mechanical pads + although this would increase the outline so maybe not a problem -50. [ ] CN2 difficult to hand solder, extend padds back towards outline +52. [ ] CN2 difficult to hand solder, extend padds back towards outline ========== ========== diff --git a/smartmic/SM1000-C/SM1000-C.brd b/smartmic/SM1000-C/SM1000-C.brd index 470a1143..f7df7840 100644 --- a/smartmic/SM1000-C/SM1000-C.brd +++ b/smartmic/SM1000-C/SM1000-C.brd @@ -23,7 +23,7 @@ - + @@ -2606,22 +2606,22 @@ design rules under a new name. - - + + - - + + - - - + + + - - - + + + - - + + @@ -2772,7 +2772,7 @@ design rules under a new name. - + @@ -2866,8 +2866,8 @@ design rules under a new name. - - + + @@ -2935,8 +2935,8 @@ design rules under a new name. - - + + @@ -3119,10 +3119,12 @@ design rules under a new name. - - + + - + + + @@ -3148,23 +3150,12 @@ design rules under a new name. - - - - - - - - - - - - - - - + + + + @@ -3302,7 +3293,6 @@ design rules under a new name. - @@ -3371,7 +3361,8 @@ design rules under a new name. - + + @@ -3659,8 +3650,6 @@ design rules under a new name. - - @@ -3706,8 +3695,6 @@ design rules under a new name. - - @@ -3725,12 +3712,6 @@ design rules under a new name. - - - - - - @@ -3791,79 +3772,14 @@ design rules under a new name. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + - - - - - + + + + + + @@ -3974,14 +3890,8 @@ design rules under a new name. - - - - - - @@ -4005,6 +3915,8 @@ design rules under a new name. + + @@ -4030,7 +3942,7 @@ design rules under a new name. - + @@ -4104,19 +4016,6 @@ design rules under a new name. - - - - - - - - - - - - - @@ -4483,10 +4382,8 @@ design rules under a new name. - - @@ -4512,6 +4409,10 @@ design rules under a new name. + + + + @@ -4541,7 +4442,7 @@ design rules under a new name. - + @@ -4823,8 +4724,8 @@ design rules under a new name. + - @@ -5108,23 +5009,7 @@ design rules under a new name. - - - - - - - - - - - - - - - - - + @@ -5272,24 +5157,11 @@ design rules under a new name. - - - - - - - - - - - - - - - - + + + @@ -5302,21 +5174,13 @@ design rules under a new name. - - - - - - - - - - + + @@ -5342,17 +5206,6 @@ design rules under a new name. - - - - - - - - - - - @@ -5373,16 +5226,18 @@ design rules under a new name. - - - - + + + + + + @@ -5499,7 +5354,7 @@ design rules under a new name. - + @@ -5691,26 +5546,7 @@ design rules under a new name. - - - - - - - - - - - - - - - - - - - - + @@ -5791,6 +5627,25 @@ design rules under a new name. + + + + + + + + + + + + + + + + + + + diff --git a/smartmic/SM1000-C/SM1000-C.sch b/smartmic/SM1000-C/SM1000-C.sch index 9600bd82..0af570f8 100644 --- a/smartmic/SM1000-C/SM1000-C.sch +++ b/smartmic/SM1000-C/SM1000-C.sch @@ -3963,7 +3963,7 @@ http://www.weartronics.com/ - + @@ -4167,6 +4167,8 @@ http://www.weartronics.com/ + + @@ -6091,9 +6093,9 @@ http://www.weartronics.com/ - - - + + + @@ -6247,9 +6249,9 @@ http://www.weartronics.com/ - - - + + + @@ -6331,7 +6333,7 @@ http://www.weartronics.com/ - + @@ -6359,6 +6361,14 @@ http://www.weartronics.com/ + + + + + + + + @@ -6676,15 +6686,19 @@ http://www.weartronics.com/ @@ -7185,16 +7199,11 @@ http://www.weartronics.com/ - - - - - - - + + @@ -7217,19 +7226,12 @@ http://www.weartronics.com/ - - - - - - - - - + + @@ -7239,13 +7241,6 @@ http://www.weartronics.com/ - - - - - - - @@ -7263,15 +7258,18 @@ http://www.weartronics.com/ - - - - + + + + + + + @@ -7391,6 +7389,32 @@ http://www.weartronics.com/ + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/smartmic/SM1000-C/eagle.epf b/smartmic/SM1000-C/eagle.epf index d4f7d7fa..1192d2b9 100644 --- a/smartmic/SM1000-C/eagle.epf +++ b/smartmic/SM1000-C/eagle.epf @@ -397,6 +397,102 @@ Loc="1822 172 2421 494" State=2 Number=0 +[Win_2] +Type="Board Editor" +Loc="2133 148 2732 547" +State=1 +Number=2 +File="SM1000-C.brd" +View="-80.0543 -29.019 49.5055 127.049" +WireWidths=" 0 0.1 0.15 0.25 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.27 1.8 2.54 0.2" +PadDiameters=" 0 0.5 0.6 0.7 0.9 1 1.27 1.42 1.67 1.8 1.9 2.2 2.54 3.81 6.45 0.8" +PadDrills=" 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.4 1.5 1.6 2 2.2 2.8 3.2 0.4" +ViaDiameters=" 0 0.5 0.6 0.7 0.9 1 1.27 1.42 1.67 1.8 1.9 2.2 2.54 3.81 6.45 0.8" +ViaDrills=" 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.4 1.5 1.6 2 2.2 2.8 3.2 0.4" +HoleDrills=" 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.4 1.5 1.6 2 2.2 2.8 3.2 0.4" +TextSizes=" 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.778 1" +PolygonSpacings=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.27" +PolygonIsolates=" 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.2" +MiterRadiuss=" 0.254 0.3175 0.635 1.27 2.54 1 2 2.5 5 7.5 10 0" +DimensionWidths=" 0 0.127 0.254 0.1 0.26 0.13" +DimensionExtWidths=" 0.127 0.254 0.1 0.13 0.26 0" +DimensionExtLengths=" 1.27 2.54 1 2 3 0" +DimensionExtOffsets=" 1.27 2.54 1 2 3 0" +SmdSizes=" 0.3048 0.1524 0.4064 0.2032 0.6096 0.3048 0.8128 0.4064 1.016 0.508 1.27 0.6604 1.4224 0.7112 1.6764 0.8128 1.778 0.9144 1.9304 0.9652 2.1844 1.0668 2.54 1.27 3.81 1.9304 5.08 2.54 6.4516 3.2512 1.27 0.635" +WireBend=0 +WireBendSet=0 +WireCap=1 +MiterStyle=0 +PadShape=1 +ViaShape=1 +PolygonPour=0 +PolygonRank=1 +PolygonThermals=1 +PolygonOrphans=0 +TextRatio=10 +DimensionUnit=1 +DimensionPrecision=2 +DimensionShowUnit=0 +PinDirection=3 +PinFunction=0 +PinLength=2 +PinVisible=3 +SwapLevel=0 +ArcDirection=0 +AddLevel=2 +PadsSameType=0 +Layer=16 + +[Win_3] +Type="Schematic Editor" +Loc="2474 101 3073 500" +State=1 +Number=1 +File="SM1000-C.sch" +View="6.88818 64.4299 92.5254 119.166" +WireWidths=" 0 0.2032 0.254 0.1524" +PadDiameters=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0" +PadDrills=" 0.5 0.6 0.7 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 2 2.2 2.8 3.2 0.8" +ViaDiameters=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0" +ViaDrills=" 0.5 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 2 2.2 2.8 3.2 0.6" +HoleDrills=" 0.5 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 2 2.2 2.8 3.2 0.6" +TextSizes=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.6764 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.778 1.4224" +PolygonSpacings=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 5.08 6.4516 1.27" +PolygonIsolates=" 0.254 0.3048 0.4064 0.6096 0.8128 1.016 1.27 1.4224 1.6764 1.778 1.9304 2.1844 2.54 3.81 6.4516 0" +MiterRadiuss=" 0.254 0.3175 0.635 1.27 2.54 1 2 2.5 5 7.5 10 0" +DimensionWidths=" 0 0.127 0.254 0.1 0.26 0.13" +DimensionExtWidths=" 0.127 0.254 0.1 0.13 0.26 0" +DimensionExtLengths=" 1.27 2.54 1 2 3 0" +DimensionExtOffsets=" 1.27 2.54 1 2 3 0" +SmdSizes=" 0.3048 0.1524 0.4064 0.2032 0.6096 0.3048 0.8128 0.4064 1.016 0.508 1.27 0.6604 1.4224 0.7112 1.6764 0.8128 1.778 0.9144 1.9304 0.9652 2.1844 1.0668 2.54 1.27 3.81 1.9304 5.08 2.54 6.4516 3.2512 1.27 0.635" +WireBend=0 +WireBendSet=31 +WireCap=1 +MiterStyle=0 +PadShape=0 +ViaShape=0 +PolygonPour=0 +PolygonRank=0 +PolygonThermals=1 +PolygonOrphans=0 +TextRatio=10 +DimensionUnit=1 +DimensionPrecision=2 +DimensionShowUnit=0 +PinDirection=3 +PinFunction=0 +PinLength=2 +PinVisible=3 +SwapLevel=0 +ArcDirection=0 +AddLevel=2 +PadsSameType=0 +Layer=91 +Views=" 1: 4.54203 80.1951 57.0999 120.78 2: 6.88818 64.4299 92.5254 119.166" +Sheet=2 + [Desktop] Screen="3520 1200" Window="Win_1" +Window="Win_2" +Window="Win_3" -- 2.25.1