First draft for the split ground pcb

hardware/libs/mfsop6.mod

@@ -0,0 +1,56 @@
+PCBNEW-LibModule-V1  Fri 22 May 2015 01:29:03 PM CEST
+# encoding utf-8
+Units mm
+$INDEX
+mfsop6
+$EndINDEX
+$MODULE mfsop6
+Po 0 0 0 15 555F12B0 00000000 ~~
+Li mfsop6
+Cd Mini flat package, 4 pin
+Sc 0
+AR /555DB3D8
+Op 0 0 0
+T0 0 -5 1 1 0 0.2 N V 21 N "IC3"
+T1 0 5.1 1 1 0 0.2 N V 21 N "LTV-352T"
+DS -1.905 1.905 -1.905 -1.905 0.25 21
+DS -1.905 -1.905 1.905 -1.905 0.25 21
+DS 1.905 -1.905 1.905 1.905 0.25 21
+DS 1.905 1.905 -1.905 1.905 0.25 21
+DC -1.235 1.5 -1.435 1.7 0.25 21
+$PAD
+Sh "1" R 0.61 1.52 0 0 0
+Dr 0 0 0
+At SMD N 00888000
+Ne 2 "N-000004"
+Po -1.27 3.175
+$EndPAD
+$PAD
+Sh "3" R 0.61 1.52 0 0 0
+Dr 0 0 0
+At SMD N 00888000
+Ne 0 ""
+Po 1.27 3.175
+$EndPAD
+$PAD
+Sh "4" R 0.61 1.52 0 0 0
+Dr 0 0 0
+At SMD N 00888000
+Ne 3 "TXD"
+Po 1.27 -3.175
+$EndPAD
+$PAD
+Sh "6" R 0.61 1.52 0 0 0
+Dr 0 0 0
+At SMD N 00888000
+Ne 1 "BUS_GND"
+Po -1.27 -3.175
+$EndPAD
+$SHAPE3D
+Na "walter/smd_dil/mfp-4.wrl"
+Sc 1 1 1
+Of 0 0 0
+Ro 0 0 0
+$EndSHAPE3D
+$EndMODULE mfsop6
+$EndLIBRARY

hardware/pdfs/sss7modem-B_Mask.pdf

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hardware/sss7modem-cache.lib

@@ -1,4 +1,4 @@
-EESchema-LIBRARY Version 2.3  Date: Thu 21 May 2015 06:41:40 PM CEST
+EESchema-LIBRARY Version 2.3  Date: Fri 22 May 2015 12:04:05 PM CEST
 #encoding utf-8
 #
 # +5V

hardware/sss7modem.cmp

@@ -1,4 +1,4 @@
-Cmp-Mod V01 Created by CvPcb (2013-may-18)-stable date = Thu 21 May 2015 04:14:00 PM CEST
+Cmp-Mod V01 Created by CvPcb (2013-may-18)-stable date = Fri 22 May 2015 12:10:17 PM CEST
 
 BeginCmp
 TimeStamp = /5557C4CE;
@@ -95,14 +95,14 @@ BeginCmp
 TimeStamp = /555DB3E7;
 Reference = IC2;
 ValeurCmp = LTV-352T;
-IdModule  = mfp_4;
+IdModule  = mfsop6;
 EndCmp
 
 BeginCmp
 TimeStamp = /555DB3D8;
 Reference = IC3;
 ValeurCmp = LTV-352T;
-IdModule  = mfp_4;
+IdModule  = mfsop6;
 EndCmp
 
 BeginCmp

hardware/sss7modem.net

@@ -1,7 +1,7 @@
 (export (version D)
   (design
     (source /home/sebastian/projects/seidenstrasse/modems/hardware/sss7modem.sch)
-    (date "Thu 21 May 2015 03:25:53 PM CEST")
+    (date "Fri 22 May 2015 12:04:14 PM CEST")
     (tool "eeschema (2013-may-18)-stable"))
   (components
     (comp (ref R3)
@@ -335,10 +335,10 @@
       (uri /usr/share/kicad/library/interface.lib))
     (library (logical opto)
       (uri /usr/share/kicad/library/opto.lib))
-    (library (logical dcdc)
-      (uri libs/dcdc.lib))
     (library (logical 74hct125)
-      (uri libs/74hct125.lib)))
+      (uri libs/74hct125.lib))
+    (library (logical dcdc)
+      (uri libs/dcdc.lib)))
   (nets
     (net (code 1) (name BUS_GND)
       (node (ref D6) (pin 1))
@@ -390,13 +390,13 @@
       (node (ref U2) (pin 5)))
     (net (code 9) (name RXDout)
       (node (ref U2) (pin 6))
-      (node (ref P1) (pin 2)))
+      (node (ref P1) (pin 3)))
     (net (code 10) (name TXDin)
       (node (ref U2) (pin 2))
-      (node (ref P1) (pin 3)))
+      (node (ref P1) (pin 2)))
     (net (code 11) (name +5V)
-      (node (ref P1) (pin 4))
       (node (ref R6) (pin 1))
+      (node (ref P1) (pin 4))
       (node (ref C1) (pin 1))
       (node (ref C2) (pin 1))
       (node (ref R7) (pin 1))

hardware/sss7modem.pro

@@ -1,6 +1,6 @@
-update=Thu 21 May 2015 04:14:20 PM CEST
+update=Fri 22 May 2015 12:10:08 PM CEST
 version=1
-last_client=pcbnew
+last_client=cvpcb
 [general]
 version=1
 [eeschema]
@@ -44,11 +44,6 @@ LibName29=contrib
 LibName30=valves
 LibName31=dcdc
 LibName32=74hct125
-[cvpcb]
-version=1
-NetIExt=net
-[cvpcb/libraries]
-EquName1=devcms
 [pcbnew]
 version=1
 LastNetListRead=sss7modem.net
@@ -69,7 +64,6 @@ DrawSegmentWidth="    0.200000"
 BoardOutlineThickness="    0.100000"
 ModuleOutlineThickness="    0.150000"
 [pcbnew/libraries]
-LibDir=
 LibName1=sockets
 LibName2=connect
 LibName3=discret
@@ -88,3 +82,10 @@ LibName15=pga_sockets
 LibName16=valves
 LibName17=libs/smisitoto_eu/w_smd_diode
 LibName18=libs/smisitoto_eu/w_smd_dil
+LibName19=libs/mfsop6
+LibDir=
+[cvpcb]
+version=1
+NetIExt=net
+[cvpcb/libraries]
+EquName1=devcms

hardware/sss7modem.sch

@@ -774,9 +774,9 @@ Wire Wire Line
 	2900 3550 2900 3600
 Wire Wire Line
 	2900 3600 3100 3600
-Text GLabel 3100 3400 2    60   Input ~ 0
-TXDin
 Text GLabel 3100 3600 2    60   Input ~ 0
+TXDin
+Text GLabel 3100 3400 2    60   Input ~ 0
 RXDout
 Text Notes 7550 900  0    197  ~ 0
 Bus side