diff --git a/modules/INFO b/modules/INFO
index 4634c76..56e1b24 100644
--- a/modules/INFO
+++ b/modules/INFO
@@ -8,6 +8,11 @@
 # Printed 8:10 card contacs
 F: 8_10-card
 
+# Open clip for AA batteries, through-hole
+# http://www.memoryprotectiondevices.com/datasheets/BK-92-datasheet.pdf
+# Note: should generalize this for AAA and maybe also larger sizes
+F: bat-clip-aa-th
+
 # BGA
 F: bga
 # - 484-Pin FineLine BGA(FBGA), from Altera
@@ -301,7 +306,15 @@ F: usb_a_plug_smt
 # USB 2.0 from usb_20_040908, page 99
 F: usb-a-pcb
 
-# Open clip for AA batteries, through-hole
-# http://www.memoryprotectiondevices.com/datasheets/BK-92-datasheet.pdf
-# Note: should generalize this for AAA and maybe also larger sizes
-F: bat-clip-aa-th
+# 4-pins rectangular smd xtal
+F: xtal-4
+#
+# - xtal4-3.2mm*2.5mm package drawing, land pattern
+#   for example NX3225SA
+#   http://www.ndk.com/images/products/catalog/c_NX3225SA-STD-CSQ-1_e.pdf
+#
+# - xtal4-6mm*3.6mm package drawing, land pattern
+#   for example ABMM2-24.576MHZ-E2-T
+#   http://www.abracon.com/Resonators/ABMM2.pdf
+#
+
diff --git a/modules/xtal-4.fpd b/modules/xtal-4.fpd
new file mode 100644
index 0000000..24feeb2
--- /dev/null
+++ b/modules/xtal-4.fpd
@@ -0,0 +1,59 @@
+/* MACHINE-GENERATED ! */
+
+frame pad {
+	__0: vec @(Px/2, Py/2)
+	__1: vec @(-Px/2, -Py/2)
+	pad "$pin" . __0
+}
+
+frame pads {
+	table
+	    { pin, dx, dy }
+	    { 1, -1, -1 }
+	    { 2, 1, -1 }
+	    { 3, 1, 1 }
+	    { 4, -1, 1 }
+
+	__0: vec @(dx*Gx/2, dy*Gy/2)
+	frame pad .
+}
+
+frame marker {
+	__0: vec @(-(Gx/2)-Px+2*w, -Gy/2)
+	__1: vec .(0mm, -2*w)
+	circ . __0 w
+}
+
+frame outline {
+	table
+	    { px, py, x, y }
+	    { 0mm, Dy/2, Gx-Px-2*w, 0mm }
+	    { 0mm, -Dy/2, Gx-Px-2*w, 0mm }
+	    { -Dx/2, 0mm, 0mm, Gy-Py-2*w }
+	    { Dx/2, 0mm, 0mm, Gy-Py-2*w }
+
+	__0: vec @(px, py)
+	__1: vec .(x/2, y/2)
+	__2: vec __0(-x/2, -y/2)
+	line . __1 w
+}
+
+package "xtal4-${Dx}x${Dy}"
+unit mm
+
+table
+    { Dx, Dy, Gx, Gy, Px, Py }
+    { 3.2mm, 2.5mm, 2.2mm, 1.6mm, 1.4mm, 1.2mm }
+    { 6mm, 3.6mm, 4.4mm, 2.4mm, 1.8mm, 1.4mm }
+
+set w = 5mil
+
+frame pads @
+frame outline @
+frame marker @
+measx pads.__0 -> pads.__0 1mm+Py/2+Gy
+measy pads.__0 -> pads.__0 -1mm-Px/2-Gx
+measy pad.__1 -> pad.__0 1mm
+measx pad.__1 -> pad.__0 -1mm
+measx outline.__0 >> outline.__0 Gy/2+Py/2+1.5mm
+measy outline.__0 >> outline.__0 -(Gx/2+Px/2+1.5mm)