add rev4 hardware files

Author: tcsullivan

hardware/pcb-rev4/ESP32-MINI-1-N4.kicad_sym

@@ -0,0 +1,158 @@
+(kicad_symbol_lib
+	(version 20231120)
+	(generator "kicad_symbol_editor")
+	(generator_version "8.0")
+	(symbol "IM64A130A"
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(property "Reference" "U?"
+			(at 0 0 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left bottom)
+			)
+		)
+		(property "Value" "IM64A130A"
+			(at 0 -17.78 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left bottom)
+			)
+		)
+		(property "Footprint" ""
+			(at 0 0 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 0 0 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "High Performance Digital XENSIV MEMS Microphone"
+			(at 0 0 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(symbol "IM64A130A_1_0"
+			(rectangle
+				(start 20.32 0)
+				(end 0 -15.24)
+				(stroke
+					(width 0.254)
+					(type solid)
+				)
+				(fill
+					(type background)
+				)
+			)
+			(pin power_in line
+				(at -5.08 -2.54 0)
+				(length 5.08)
+				(name "VDD"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+				(number "1"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+			)
+			(pin input clock
+				(at 25.4 -2.54 180)
+				(length 5.08)
+				(name "CLK"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+				(number "2"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+			)
+			(pin output line
+				(at 25.4 -7.62 180)
+				(length 5.08)
+				(name "DATA"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+				(number "3"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+			)
+			(pin passive line
+				(at -5.08 -7.62 0)
+				(length 5.08)
+				(name "LR"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+				(number "4"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+			)
+			(pin power_in line
+				(at 25.4 -12.7 180)
+				(length 5.08)
+				(name "GND"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+				(number "5"
+					(effects
+						(font
+							(size 1.27 1.27)
+						)
+					)
+				)
+			)
+		)
+	)
+)