Index: trunk/hardware/blto2/power.kicad_sch
===================================================================
--- trunk/hardware/blto2/power.kicad_sch	(revision 8)
+++ trunk/hardware/blto2/power.kicad_sch	(revision 11)
@@ -12,4 +12,276 @@
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+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "R67")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
 		(at 196.85 95.25 270)
 		(unit 1)
@@ -7629,7 +8117,4 @@
 			(uuid "ced96e75-f430-44d4-9f6c-f86ca9eb5c5d")
 		)
-		(pin "4"
-			(uuid "368c2213-f6e7-4a41-965f-98bb34c715b3")
-		)
 		(pin "1"
 			(uuid "8b9b35ed-1db5-43f4-a666-78e6b6ca8841")
@@ -7785,5 +8270,5 @@
 			)
 		)
-		(property "Description" "würth 74479287210"
+		(property "Description" "Inductor"
 			(at 143.51 63.5 0)
 			(hide yes)
@@ -8238,5 +8723,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 209.55 69.85 0)
 			(hide yes)
@@ -8384,4 +8869,86 @@
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
 					(reference "C20")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 82.55 241.3 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "3101a487-ff2d-4c95-87c7-4e1e1f71e2c8")
+		(property "Reference" "R6"
+			(at 85.09 240.0299 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "1k"
+			(at 85.09 242.5699 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
+			(at 80.772 241.3 90)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 82.55 241.3 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Resistor"
+			(at 82.55 241.3 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "296f3169-91c2-4608-8040-b61413484d88")
+		)
+		(pin "2"
+			(uuid "c4e89301-b2f9-4b5e-b4aa-5c44ed2458d9")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "R6")
 					(unit 1)
 				)
@@ -8765,4 +9332,202 @@
 	)
 	(symbol
+		(lib_id "Amplifier_Operational:OPA1662D")
+		(at 167.64 254 0)
+		(unit 3)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "42e6ff69-ad0f-4938-a4f9-061aadd49dc1")
+		(property "Reference" "U17"
+			(at 166.37 252.7299 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "TSV7722"
+			(at 166.37 255.2699 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm"
+			(at 167.64 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" "https://www.ti.com/lit/ds/symlink/opa1662.pdf"
+			(at 167.64 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Dual Low-Power, Low-Noise, Low-Distortion, Bipolar-Input SoundPlus Audio Operational Amplifiers, SOIC-8"
+			(at 167.64 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "5"
+			(uuid "c29235f1-14f3-4adb-91d2-ce1a8a9c9382")
+		)
+		(pin "3"
+			(uuid "092fb889-c160-4419-9495-3f805a01a6c1")
+		)
+		(pin "7"
+			(uuid "ad096b57-c01b-45e5-853b-e9ec312baf16")
+		)
+		(pin "1"
+			(uuid "85835f95-912b-4059-8e5d-83eb7c3d597f")
+		)
+		(pin "2"
+			(uuid "6dc8a170-656c-49f2-9bca-36dac5678204")
+		)
+		(pin "6"
+			(uuid "930f79b7-ad8e-4e3d-90ee-d24523fc930f")
+		)
+		(pin "4"
+			(uuid "5a1679c6-017e-4b48-87a2-97422dcb6692")
+		)
+		(pin "8"
+			(uuid "99badd1b-22ae-4930-8062-8367f3913169")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "U17")
+					(unit 3)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Amplifier_Operational:OPA1662D")
+		(at 234.95 254 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "42e6ff69-ad0f-4938-a4f9-061aadd49dc2")
+		(property "Reference" "U17"
+			(at 234.95 243.84 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "TSV7722"
+			(at 234.95 246.38 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm"
+			(at 234.95 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" "https://www.ti.com/lit/ds/symlink/opa1662.pdf"
+			(at 234.95 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Dual Low-Power, Low-Noise, Low-Distortion, Bipolar-Input SoundPlus Audio Operational Amplifiers, SOIC-8"
+			(at 234.95 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "5"
+			(uuid "c29235f1-14f3-4adb-91d2-ce1a8a9c9383")
+		)
+		(pin "3"
+			(uuid "092fb889-c160-4419-9495-3f805a01a6c2")
+		)
+		(pin "7"
+			(uuid "ad096b57-c01b-45e5-853b-e9ec312baf17")
+		)
+		(pin "1"
+			(uuid "85835f95-912b-4059-8e5d-83eb7c3d5980")
+		)
+		(pin "2"
+			(uuid "6dc8a170-656c-49f2-9bca-36dac5678205")
+		)
+		(pin "6"
+			(uuid "930f79b7-ad8e-4e3d-90ee-d24523fc9310")
+		)
+		(pin "4"
+			(uuid "5a1679c6-017e-4b48-87a2-97422dcb6693")
+		)
+		(pin "8"
+			(uuid "99badd1b-22ae-4930-8062-8367f391316a")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "U17")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Device:C")
 		(at 209.55 158.75 0)
@@ -8820,5 +9585,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 209.55 158.75 0)
 			(hide yes)
@@ -9027,4 +9792,82 @@
 	(symbol
 		(lib_id "power:GND")
+		(at 76.2 266.7 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "586baa26-8eed-4e0c-957f-65b3763b1cbe")
+		(property "Reference" "#PWR0133"
+			(at 76.2 273.05 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "GND"
+			(at 76.2 271.78 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 76.2 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 76.2 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 76.2 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "bfa766c6-b39e-4690-9842-a09c1e5adf32")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "#PWR0133")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "power:GND")
 		(at 184.15 107.95 0)
 		(unit 1)
@@ -9346,4 +10189,258 @@
 	)
 	(symbol
+		(lib_id "Device:C")
+		(at 152.4 254 0)
+		(mirror x)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "5fd2a9e3-a76c-42d8-81e5-f2b689de23d7")
+		(property "Reference" "C222"
+			(at 148.59 252.7299 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Value" "100n"
+			(at 148.59 255.2699 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric"
+			(at 153.3652 250.19 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Unpolarized capacitor"
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "ECS Art#" "C067"
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "HAN" "CL10B104KB8NNNC"
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Hersteller" "SAMSUNG"
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Voltage" "50V"
+			(at 152.4 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "42d594ca-699f-4d1b-a9fa-8c323fb6c5f6")
+		)
+		(pin "2"
+			(uuid "b8db900f-8354-4540-80ea-5a3991fd6f8b")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "C222")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:C")
+		(at 196.85 260.35 0)
+		(mirror x)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "634c40d2-4c8a-4bd5-a481-6be0744b828c")
+		(property "Reference" "C129"
+			(at 193.04 259.0799 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Value" "100n"
+			(at 193.04 261.6199 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric"
+			(at 197.8152 256.54 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Unpolarized capacitor"
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "ECS Art#" "C067"
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "HAN" "CL10B104KB8NNNC"
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Hersteller" "SAMSUNG"
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Voltage" "50V"
+			(at 196.85 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "df2bc547-d80b-47e6-9d5b-b6813af50ea3")
+		)
+		(pin "2"
+			(uuid "1988d35e-2f39-48f9-90f3-7e2d9fd1f2a6")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "C129")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Device:R")
 		(at 76.2 158.75 0)
@@ -9470,5 +10567,5 @@
 			)
 		)
-		(property "Datasheet" "https://www.ti.com/lit/gpn/tlv777"
+		(property "Datasheet" "https://www.diodes.com/assets/Datasheets/AP2112.pdf"
 			(at 317.5 190.5 0)
 			(hide yes)
@@ -9918,81 +11015,4 @@
 	)
 	(symbol
-		(lib_id "power:PWR_FLAG")
-		(at 341.63 190.5 180)
-		(unit 1)
-		(body_style 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(in_pos_files yes)
-		(dnp no)
-		(uuid "69001bed-55e6-4430-af4a-a1e06bc89f4f")
-		(property "Reference" "#FLG011"
-			(at 341.63 192.405 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "PWR_FLAG"
-			(at 345.948 182.88 0)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 341.63 190.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Datasheet" ""
-			(at 341.63 190.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Description" "Special symbol for telling ERC where power comes from"
-			(at 341.63 190.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(pin "1"
-			(uuid "6b8f4cf9-17e4-479d-9cae-88a09ea04a68")
-		)
-		(instances
-			(project "blto2"
-				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
-					(reference "#FLG011")
-					(unit 1)
-				)
-			)
-		)
-	)
-	(symbol
 		(lib_id "Device:C")
 		(at 222.25 158.75 0)
@@ -10050,5 +11070,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 222.25 158.75 0)
 			(hide yes)
@@ -10297,5 +11317,5 @@
 			)
 		)
-		(property "Datasheet" "https://www.ti.com/lit/gpn/tlv777"
+		(property "Datasheet" "https://www.diodes.com/assets/Datasheets/AP2112.pdf"
 			(at 317.5 127 0)
 			(hide yes)
@@ -10611,6 +11631,6 @@
 	)
 	(symbol
-		(lib_id "power:PWR_FLAG")
-		(at 330.2 127 0)
+		(lib_id "power:GND")
+		(at 209.55 266.7 0)
 		(unit 1)
 		(body_style 1)
@@ -10621,18 +11641,18 @@
 		(dnp no)
 		(fields_autoplaced yes)
-		(uuid "7f9d59be-9356-4cd6-9cc4-b793e5bf3104")
-		(property "Reference" "#FLG09"
-			(at 330.2 125.095 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "PWR_FLAG"
-			(at 330.2 121.92 0)
+		(uuid "7e27c6d3-1c24-4e9b-acbe-553989680375")
+		(property "Reference" "#PWR0131"
+			(at 209.55 273.05 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "GND"
+			(at 209.55 271.78 0)
 			(show_name no)
 			(do_not_autoplace no)
@@ -10644,5 +11664,5 @@
 		)
 		(property "Footprint" ""
-			(at 330.2 127 0)
+			(at 209.55 266.7 0)
 			(hide yes)
 			(show_name no)
@@ -10655,16 +11675,16 @@
 		)
 		(property "Datasheet" ""
-			(at 330.2 127 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Description" "Special symbol for telling ERC where power comes from"
-			(at 330.2 127 0)
+			(at 209.55 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 209.55 266.7 0)
 			(hide yes)
 			(show_name no)
@@ -10677,10 +11697,10 @@
 		)
 		(pin "1"
-			(uuid "3a118a5f-0608-42c7-8832-180538b6bc9c")
+			(uuid "ce050611-92a2-4192-ad14-54031f082b5e")
 		)
 		(instances
 			(project "blto2"
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
-					(reference "#FLG09")
+					(reference "#PWR0131")
 					(unit 1)
 				)
@@ -10849,4 +11869,101 @@
 	)
 	(symbol
+		(lib_id "Amplifier_Operational:OPA1662D")
+		(at 105.41 254 0)
+		(unit 2)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(uuid "8488586c-46a6-41d2-8311-fae912bb29ec")
+		(property "Reference" "U17"
+			(at 105.41 243.84 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "TSV7722"
+			(at 105.41 246.38 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm"
+			(at 105.41 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" "https://www.ti.com/lit/ds/symlink/opa1662.pdf"
+			(at 105.41 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Dual Low-Power, Low-Noise, Low-Distortion, Bipolar-Input SoundPlus Audio Operational Amplifiers, SOIC-8"
+			(at 105.41 254 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "3"
+			(uuid "29038a04-8dfa-4155-b469-e0831d366ef9")
+		)
+		(pin "4"
+			(uuid "77bcba7d-1863-44f7-befc-6352b78ecec2")
+		)
+		(pin "5"
+			(uuid "5e66e64a-b47f-4f4b-8102-a83b3acdca9f")
+		)
+		(pin "1"
+			(uuid "8b430179-b14e-4249-9f48-c3eeba97c487")
+		)
+		(pin "2"
+			(uuid "f987f88b-b261-4f46-8c85-14ceb00350b8")
+		)
+		(pin "7"
+			(uuid "15396400-c2bf-45fc-9c98-4152c7994ed7")
+		)
+		(pin "8"
+			(uuid "b97b9796-bbb2-4f05-809e-ce031c8815fc")
+		)
+		(pin "6"
+			(uuid "8ed81f04-35f1-4ae0-913f-d2a78bc4bfd7")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "U17")
+					(unit 2)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Device:C")
 		(at 95.25 69.85 0)
@@ -10904,5 +12021,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 95.25 69.85 0)
 			(hide yes)
@@ -11131,5 +12248,4 @@
 	)
 	(symbol
-		(lib_name "TPS62a03_1")
 		(lib_id "myIC:TPS62a03")
 		(at 127 160.02 0)
@@ -11363,4 +12479,82 @@
 	(symbol
 		(lib_id "power:GND")
+		(at 165.1 266.7 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "9ed3b9f2-7582-40cf-90d1-5a064cc6b0e5")
+		(property "Reference" "#PWR0311"
+			(at 165.1 273.05 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "GND"
+			(at 165.1 271.78 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 165.1 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 165.1 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 165.1 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "e0babd63-1a09-4b5e-bc12-7c7fbe332f1f")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "#PWR0311")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "power:GND")
 		(at 317.5 78.74 0)
 		(unit 1)
@@ -11660,5 +12854,5 @@
 	(symbol
 		(lib_id "Device:R")
-		(at 336.55 187.96 90)
+		(at 209.55 260.35 0)
 		(unit 1)
 		(body_style 1)
@@ -11669,27 +12863,29 @@
 		(dnp no)
 		(fields_autoplaced yes)
-		(uuid "a3335f9c-e72d-488e-9569-c0d6b615a62e")
-		(property "Reference" "R6"
-			(at 336.55 181.61 90)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "0R"
-			(at 336.55 184.15 90)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
-			(at 336.55 189.738 90)
+		(uuid "a5b704eb-dd75-433b-bd88-a2498fb4cca1")
+		(property "Reference" "R66"
+			(at 212.09 259.0799 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "1k"
+			(at 212.09 261.6199 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric"
+			(at 207.772 260.35 90)
 			(hide yes)
 			(show_name no)
@@ -11702,5 +12898,5 @@
 		)
 		(property "Datasheet" ""
-			(at 336.55 187.96 0)
+			(at 209.55 260.35 0)
 			(hide yes)
 			(show_name no)
@@ -11713,24 +12909,24 @@
 		)
 		(property "Description" "Resistor"
-			(at 336.55 187.96 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
+			(at 209.55 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "2"
+			(uuid "d9657d5f-80c5-404d-b857-a855e521633c")
 		)
 		(pin "1"
-			(uuid "481bf6ea-fbf0-4085-bab2-779bce9dd43f")
-		)
-		(pin "2"
-			(uuid "4901411b-d06e-4c6f-bce8-303e1f63668d")
+			(uuid "7eab3dd6-0664-41be-ad20-998cafdc2353")
 		)
 		(instances
 			(project "blto2"
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
-					(reference "R6")
+					(reference "R66")
 					(unit 1)
 				)
@@ -11931,5 +13127,5 @@
 			)
 		)
-		(property "Value" "TLV77730PDBVR"
+		(property "Value" "TLV77732PDBVR"
 			(at 317.5 59.69 0)
 			(show_name no)
@@ -11952,5 +13148,5 @@
 			)
 		)
-		(property "Datasheet" "https://www.ti.com/lit/gpn/tlv777"
+		(property "Datasheet" "https://www.diodes.com/assets/Datasheets/AP2112.pdf"
 			(at 317.5 63.5 0)
 			(hide yes)
@@ -11963,5 +13159,5 @@
 			)
 		)
-		(property "Description" "1000 mA low dropout linear regulator, with enable pin, 1.5V-5,5V input voltage range, 3,3V fixed positive output, SOT-23-5"
+		(property "Description" "600mA low dropout linear regulator, with enable pin, 2.5V-6V input voltage range, 1.2V fixed positive output, SOT-23-5"
 			(at 317.5 66.04 0)
 			(hide yes)
@@ -12109,5 +13305,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 222.25 69.85 0)
 			(hide yes)
@@ -12340,6 +13536,7 @@
 	)
 	(symbol
-		(lib_id "power:PWR_FLAG")
-		(at 341.63 187.96 0)
+		(lib_id "Device:C")
+		(at 76.2 260.35 0)
+		(mirror x)
 		(unit 1)
 		(body_style 1)
@@ -12349,28 +13546,30 @@
 		(in_pos_files yes)
 		(dnp no)
-		(uuid "b2a1be9e-c594-473e-91aa-e7cb5031f53f")
-		(property "Reference" "#FLG010"
-			(at 341.63 186.055 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "PWR_FLAG"
-			(at 345.948 184.404 0)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 341.63 187.96 0)
+		(fields_autoplaced yes)
+		(uuid "b9de2e78-95d3-4058-86b1-efa5d909a47d")
+		(property "Reference" "C130"
+			(at 72.39 259.0799 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Value" "100n"
+			(at 72.39 261.6199 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify right)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric"
+			(at 77.1652 256.54 0)
 			(hide yes)
 			(show_name no)
@@ -12383,16 +13582,60 @@
 		)
 		(property "Datasheet" ""
-			(at 341.63 187.96 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Description" "Special symbol for telling ERC where power comes from"
-			(at 341.63 187.96 0)
+			(at 76.2 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Unpolarized capacitor"
+			(at 76.2 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "ECS Art#" "C067"
+			(at 76.2 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "HAN" "CL10B104KB8NNNC"
+			(at 76.2 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Hersteller" "SAMSUNG"
+			(at 76.2 260.35 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Voltage" "50V"
+			(at 76.2 260.35 0)
 			(hide yes)
 			(show_name no)
@@ -12405,10 +13648,13 @@
 		)
 		(pin "1"
-			(uuid "d9e6ec69-adc6-4d46-8562-77f3d96224d3")
+			(uuid "b7ef0332-fdca-4529-92c8-7540f4dc41a1")
+		)
+		(pin "2"
+			(uuid "507f21d0-bb57-4fbe-88f6-9c6b7e86beb7")
 		)
 		(instances
 			(project "blto2"
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
-					(reference "#FLG010")
+					(reference "C130")
 					(unit 1)
 				)
@@ -12710,5 +13956,5 @@
 			)
 		)
-		(property "Description" "47µ0 16V 10% X5R 1210 SMD"
+		(property "Description" "Unpolarized capacitor"
 			(at 95.25 158.75 0)
 			(hide yes)
@@ -13015,4 +14261,82 @@
 	)
 	(symbol
+		(lib_id "power:GND")
+		(at 196.85 266.7 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "cb5f1261-1069-45a3-9041-42532625717e")
+		(property "Reference" "#PWR0132"
+			(at 196.85 273.05 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "GND"
+			(at 196.85 271.78 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 196.85 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 196.85 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 196.85 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "1e7cc286-0094-4b7f-83e2-ddd755ba0d3d")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "#PWR0132")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Device:R")
 		(at 203.2 101.6 180)
@@ -13091,4 +14415,86 @@
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
 					(reference "R19")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 209.55 247.65 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "d6de0fad-d47d-47fd-b416-40cf6e61c7e2")
+		(property "Reference" "R65"
+			(at 212.09 246.3799 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "1k"
+			(at 212.09 248.9199 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric"
+			(at 207.772 247.65 90)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 209.55 247.65 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Resistor"
+			(at 209.55 247.65 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "2"
+			(uuid "f36a049e-c9a0-4a17-bb57-79986d1c5dd1")
+		)
+		(pin "1"
+			(uuid "155c5ab7-44bf-4f07-b0db-5f64c9c5d085")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "R65")
 					(unit 1)
 				)
@@ -13150,5 +14556,5 @@
 			)
 		)
-		(property "Description" "würth 74479287210"
+		(property "Description" "Inductor"
 			(at 57.15 63.5 0)
 			(hide yes)
@@ -13552,4 +14958,82 @@
 	)
 	(symbol
+		(lib_id "power:GND")
+		(at 82.55 266.7 0)
+		(unit 1)
+		(body_style 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(in_pos_files yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "f418bd13-84d4-42b4-876d-06c2c0f3d065")
+		(property "Reference" "#PWR0134"
+			(at 82.55 273.05 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "GND"
+			(at 82.55 271.78 0)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 82.55 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 82.55 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 82.55 266.7 0)
+			(hide yes)
+			(show_name no)
+			(do_not_autoplace no)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(pin "1"
+			(uuid "5ea357fb-49f9-4e3b-90a8-2500f43f4252")
+		)
+		(instances
+			(project "blto2"
+				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
+					(reference "#PWR0134")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Device:LED")
 		(at 76.2 190.5 90)
@@ -13639,82 +15123,4 @@
 				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
 					(reference "D7")
-					(unit 1)
-				)
-			)
-		)
-	)
-	(symbol
-		(lib_id "power:PWR_FLAG")
-		(at 330.2 63.5 0)
-		(unit 1)
-		(body_style 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(in_pos_files yes)
-		(dnp no)
-		(fields_autoplaced yes)
-		(uuid "fabaa075-fce0-4906-bea5-f5baa2cd899f")
-		(property "Reference" "#FLG07"
-			(at 330.2 61.595 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Value" "PWR_FLAG"
-			(at 330.2 58.42 0)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 330.2 63.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Datasheet" ""
-			(at 330.2 63.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Description" "Special symbol for telling ERC where power comes from"
-			(at 330.2 63.5 0)
-			(hide yes)
-			(show_name no)
-			(do_not_autoplace no)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(pin "1"
-			(uuid "3dc21411-54de-469d-bf12-74cc943d873c")
-		)
-		(instances
-			(project "blto2"
-				(path "/c9c900c0-36ef-40a0-bfd2-20f77fa08f61/62e3840a-01b4-48d2-8a71-a3d1194eecf5"
-					(reference "#FLG07")
 					(unit 1)
 				)