diff --git a/ulx3s.kicad_pcb b/ulx3s.kicad_pcb
index 7d511a1..5e1fb6c 100644
--- a/ulx3s.kicad_pcb
+++ b/ulx3s.kicad_pcb
@@ -2,7 +2,7 @@
 
   (general
     (thickness 1.6)
-    (drawings 483)
+    (drawings 484)
     (tracks 4809)
     (zones 0)
     (modules 206)
@@ -10037,6 +10037,7 @@
     )
   )
 
+  (gr_circle (center 134.628 104.237) (end 134.755 104.237) (layer B.SilkS) (width 0.2))
   (gr_text 3.3V (at 133.739 64.359 270) (layer F.SilkS) (tstamp 5AB79336)
     (effects (font (size 1.5 1.5) (thickness 0.3)))
   )
diff --git a/ulx3s.kicad_pcb-bak b/ulx3s.kicad_pcb-bak
index 340ef82..7d511a1 100644
--- a/ulx3s.kicad_pcb-bak
+++ b/ulx3s.kicad_pcb-bak
@@ -6685,158 +6685,6 @@
     )
   )
 
-  (module Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Horizontal (layer F.Cu) (tedit 59FED5CB) (tstamp 5B0843A3)
-    (at 130.056 71.725 90)
-    (descr "Through hole angled pin header, 1x03, 2.54mm pitch, 6mm pin length, single row")
-    (tags "Through hole angled pin header THT 1x03 2.54mm single row")
-    (path /58D51CAD/5AA2A24D)
-    (fp_text reference J5 (at 4.385 -2.27 90) (layer F.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value VJ1 (at 4.385 7.35 90) (layer F.Fab)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start 2.135 -1.27) (end 4.04 -1.27) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 -1.27) (end 4.04 6.35) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 6.35) (end 1.5 6.35) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.5 6.35) (end 1.5 -0.635) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.5 -0.635) (end 2.135 -1.27) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 -0.32) (end 1.5 -0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 -0.32) (end -0.32 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 0.32) (end 1.5 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 -0.32) (end 10.04 -0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 10.04 -0.32) (end 10.04 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 0.32) (end 10.04 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.22) (end 1.5 2.22) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.22) (end -0.32 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.86) (end 1.5 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 2.22) (end 10.04 2.22) (layer F.Fab) (width 0.1))
-    (fp_line (start 10.04 2.22) (end 10.04 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 2.86) (end 10.04 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 4.76) (end 1.5 4.76) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 4.76) (end -0.32 5.4) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 5.4) (end 1.5 5.4) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 4.76) (end 10.04 4.76) (layer F.Fab) (width 0.1))
-    (fp_line (start 10.04 4.76) (end 10.04 5.4) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 5.4) (end 10.04 5.4) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.44 -1.33) (end 1.44 6.41) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.44 6.41) (end 4.1 6.41) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 6.41) (end 4.1 -1.33) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -1.33) (end 1.44 -1.33) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.38) (end 10.1 -0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 -0.38) (end 10.1 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 0.38) (end 4.1 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.32) (end 10.1 -0.32) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.2) (end 10.1 -0.2) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.08) (end 10.1 -0.08) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.04) (end 10.1 0.04) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.16) (end 10.1 0.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.28) (end 10.1 0.28) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.11 -0.38) (end 1.44 -0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.11 0.38) (end 1.44 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.44 1.27) (end 4.1 1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 2.16) (end 10.1 2.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 2.16) (end 10.1 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 2.92) (end 4.1 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 2.16) (end 1.44 2.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 2.92) (end 1.44 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.44 3.81) (end 4.1 3.81) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 4.7) (end 10.1 4.7) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 4.7) (end 10.1 5.46) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 5.46) (end 4.1 5.46) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 4.7) (end 1.44 4.7) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 5.46) (end 1.44 5.46) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.27 0) (end -1.27 -1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.27 -1.27) (end 0 -1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.8 -1.8) (end -1.8 6.85) (layer F.CrtYd) (width 0.05))
-    (fp_line (start -1.8 6.85) (end 10.55 6.85) (layer F.CrtYd) (width 0.05))
-    (fp_line (start 10.55 6.85) (end 10.55 -1.8) (layer F.CrtYd) (width 0.05))
-    (fp_line (start 10.55 -1.8) (end -1.8 -1.8) (layer F.CrtYd) (width 0.05))
-    (fp_text user %R (at 2.77 2.54 180) (layer F.Fab)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (pad 1 thru_hole rect (at 0 0 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
-      (net 13 +2V5))
-    (pad 2 thru_hole oval (at 0 2.54 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
-      (net 266 2V5_3V3))
-    (pad 3 thru_hole oval (at 0 5.08 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
-      (net 5 +3V3))
-    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x03_P2.54mm_Horizontal.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Horizontal (layer F.Cu) (tedit 59FED5CB) (tstamp 5B13584B)
-    (at 102.99 95.71 90)
-    (descr "Through hole angled pin header, 1x02, 2.54mm pitch, 6mm pin length, single row")
-    (tags "Through hole angled pin header THT 1x02 2.54mm single row")
-    (path /58D6D447/58EE29FF)
-    (fp_text reference J3 (at 4.385 -2.27 90) (layer F.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value WIFI_OFF (at 4.385 4.81 90) (layer F.Fab)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start 2.135 -1.27) (end 4.04 -1.27) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 -1.27) (end 4.04 3.81) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 3.81) (end 1.5 3.81) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.5 3.81) (end 1.5 -0.635) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.5 -0.635) (end 2.135 -1.27) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 -0.32) (end 1.5 -0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 -0.32) (end -0.32 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 0.32) (end 1.5 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 -0.32) (end 10.04 -0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 10.04 -0.32) (end 10.04 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 0.32) (end 10.04 0.32) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.22) (end 1.5 2.22) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.22) (end -0.32 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start -0.32 2.86) (end 1.5 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 2.22) (end 10.04 2.22) (layer F.Fab) (width 0.1))
-    (fp_line (start 10.04 2.22) (end 10.04 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start 4.04 2.86) (end 10.04 2.86) (layer F.Fab) (width 0.1))
-    (fp_line (start 1.44 -1.33) (end 1.44 3.87) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.44 3.87) (end 4.1 3.87) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 3.87) (end 4.1 -1.33) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -1.33) (end 1.44 -1.33) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.38) (end 10.1 -0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 -0.38) (end 10.1 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 0.38) (end 4.1 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.32) (end 10.1 -0.32) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.2) (end 10.1 -0.2) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 -0.08) (end 10.1 -0.08) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.04) (end 10.1 0.04) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.16) (end 10.1 0.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 0.28) (end 10.1 0.28) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.11 -0.38) (end 1.44 -0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.11 0.38) (end 1.44 0.38) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.44 1.27) (end 4.1 1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start 4.1 2.16) (end 10.1 2.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 2.16) (end 10.1 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start 10.1 2.92) (end 4.1 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 2.16) (end 1.44 2.16) (layer F.SilkS) (width 0.12))
-    (fp_line (start 1.042929 2.92) (end 1.44 2.92) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.27 0) (end -1.27 -1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.27 -1.27) (end 0 -1.27) (layer F.SilkS) (width 0.12))
-    (fp_line (start -1.8 -1.8) (end -1.8 4.35) (layer F.CrtYd) (width 0.05))
-    (fp_line (start -1.8 4.35) (end 10.55 4.35) (layer F.CrtYd) (width 0.05))
-    (fp_line (start 10.55 4.35) (end 10.55 -1.8) (layer F.CrtYd) (width 0.05))
-    (fp_line (start 10.55 -1.8) (end -1.8 -1.8) (layer F.CrtYd) (width 0.05))
-    (fp_text user %R (at 2.77 1.27 180) (layer F.Fab)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (pad 1 thru_hole rect (at 0 0 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
-      (net 177 /wifi/WIFIEN))
-    (pad 2 thru_hole oval (at 0 2.54 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
-      (net 1 GND))
-    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x02_P2.54mm_Horizontal.wrl
-      (offset (xyz 0 -2.54 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 180))
-    )
-  )
-
   (module Inductor_SMD:L_Taiyo-Yuden_NR-24xx_HandSoldering (layer B.Cu) (tedit 5990349C) (tstamp 5B084FFD)
     (at 158.87 88.09 180)
     (descr "Inductor, Taiyo Yuden, NR series, Taiyo-Yuden_NR-24xx, 2.4mmx2.4mm")
@@ -10107,6 +9955,88 @@
     )
   )
 
+  (module Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical (layer F.Cu) (tedit 59FED5CC) (tstamp 5B0AEE07)
+    (at 102.99 95.71 90)
+    (descr "Through hole straight pin header, 1x02, 2.54mm pitch, single row")
+    (tags "Through hole pin header THT 1x02 2.54mm single row")
+    (path /58D6D447/58EE29FF)
+    (fp_text reference J3 (at 0 -2.33 90) (layer F.SilkS)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text value WIFI_OFF (at 0 4.87 90) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_line (start -0.635 -1.27) (end 1.27 -1.27) (layer F.Fab) (width 0.1))
+    (fp_line (start 1.27 -1.27) (end 1.27 3.81) (layer F.Fab) (width 0.1))
+    (fp_line (start 1.27 3.81) (end -1.27 3.81) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.27 3.81) (end -1.27 -0.635) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.27 -0.635) (end -0.635 -1.27) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.33 3.87) (end 1.33 3.87) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 1.27) (end -1.33 3.87) (layer F.SilkS) (width 0.12))
+    (fp_line (start 1.33 1.27) (end 1.33 3.87) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 1.27) (end 1.33 1.27) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 0) (end -1.33 -1.33) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 -1.33) (end 0 -1.33) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.8 -1.8) (end -1.8 4.35) (layer F.CrtYd) (width 0.05))
+    (fp_line (start -1.8 4.35) (end 1.8 4.35) (layer F.CrtYd) (width 0.05))
+    (fp_line (start 1.8 4.35) (end 1.8 -1.8) (layer F.CrtYd) (width 0.05))
+    (fp_line (start 1.8 -1.8) (end -1.8 -1.8) (layer F.CrtYd) (width 0.05))
+    (fp_text user %R (at 0 1.27 180) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (pad 1 thru_hole rect (at 0 0 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
+      (net 177 /wifi/WIFIEN))
+    (pad 2 thru_hole oval (at 0 2.54 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
+      (net 1 GND))
+    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x02_P2.54mm_Horizontal.wrl
+      (offset (xyz 0 -2.54 0))
+      (scale (xyz 1 1 1))
+      (rotate (xyz 0 0 180))
+    )
+  )
+
+  (module Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical (layer F.Cu) (tedit 59FED5CC) (tstamp 5B0AEE1C)
+    (at 130.056 71.725 90)
+    (descr "Through hole straight pin header, 1x03, 2.54mm pitch, single row")
+    (tags "Through hole pin header THT 1x03 2.54mm single row")
+    (path /58D51CAD/5AA2A24D)
+    (fp_text reference J5 (at 0 -2.33 90) (layer F.SilkS)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_text value VJ1 (at 0 7.41 90) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (fp_line (start -0.635 -1.27) (end 1.27 -1.27) (layer F.Fab) (width 0.1))
+    (fp_line (start 1.27 -1.27) (end 1.27 6.35) (layer F.Fab) (width 0.1))
+    (fp_line (start 1.27 6.35) (end -1.27 6.35) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.27 6.35) (end -1.27 -0.635) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.27 -0.635) (end -0.635 -1.27) (layer F.Fab) (width 0.1))
+    (fp_line (start -1.33 6.41) (end 1.33 6.41) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 1.27) (end -1.33 6.41) (layer F.SilkS) (width 0.12))
+    (fp_line (start 1.33 1.27) (end 1.33 6.41) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 1.27) (end 1.33 1.27) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 0) (end -1.33 -1.33) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.33 -1.33) (end 0 -1.33) (layer F.SilkS) (width 0.12))
+    (fp_line (start -1.8 -1.8) (end -1.8 6.85) (layer F.CrtYd) (width 0.05))
+    (fp_line (start -1.8 6.85) (end 1.8 6.85) (layer F.CrtYd) (width 0.05))
+    (fp_line (start 1.8 6.85) (end 1.8 -1.8) (layer F.CrtYd) (width 0.05))
+    (fp_line (start 1.8 -1.8) (end -1.8 -1.8) (layer F.CrtYd) (width 0.05))
+    (fp_text user %R (at 0 2.54 180) (layer F.Fab)
+      (effects (font (size 1 1) (thickness 0.15)))
+    )
+    (pad 1 thru_hole rect (at 0 0 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
+      (net 13 +2V5))
+    (pad 2 thru_hole oval (at 0 2.54 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
+      (net 266 2V5_3V3))
+    (pad 3 thru_hole oval (at 0 5.08 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
+      (net 5 +3V3))
+    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x03_P2.54mm_Horizontal.wrl
+      (at (xyz 0 0 0))
+      (scale (xyz 1 1 1))
+      (rotate (xyz 0 0 0))
+    )
+  )
+
   (gr_text 3.3V (at 133.739 64.359 270) (layer F.SilkS) (tstamp 5AB79336)
     (effects (font (size 1.5 1.5) (thickness 0.3)))
   )