pcb: Implement ESP32 boot mode control

2 files changed, 1250 insertions, 168 deletions

diff --git a/pcb/soundbox.kicad_sch b/pcb/soundbox.kicad_sch
index 4d421f1..15a44ea 100644
--- a/pcb/soundbox.kicad_sch
+++ b/pcb/soundbox.kicad_sch
@@ -362,6 +362,142 @@
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@@ -2660,6 +2796,196 @@
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+				(path "/455ca4d6-9dda-4003-9db8-aa66aec94f73"
+					(reference "Q2")
+					(unit 1)
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+	(symbol
 		(lib_id "Device:R")
-		(at 34.29 163.83 270)
+		(at 53.34 149.86 90)
+		(mirror x)
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 		(exclude_from_sim no)
 		(in_bom yes)
@@ -5061,7 +6077,7 @@
 		(dnp no)
 		(uuid "b942dce3-2340-4583-b08a-a57c21f3f10f")
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@@ -5069,7 +6085,7 @@
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@@ -5077,7 +6093,7 @@
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@@ -5086,7 +6102,7 @@
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@@ -5095,7 +6111,7 @@
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@@ -5120,7 +6136,7 @@
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 	(symbol
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-		(at 125.73 66.04 0)
+		(at 96.52 85.09 0)
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@@ -5128,7 +6144,7 @@
 		(dnp no)
 		(uuid "cb72eb9b-0f65-485d-9df7-0a4f807d6116")
 		(property "Reference" "D5"
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@@ -5136,7 +6152,7 @@
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@@ -5144,7 +6160,7 @@
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@@ -5153,7 +6169,7 @@
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@@ -5162,7 +6178,7 @@
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@@ -5171,7 +6187,7 @@
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 		(property "Sim.Device" "D"
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@@ -5180,7 +6196,7 @@
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 		(property "Sim.Pins" "1=K 2=A"
-			(at 125.73 66.04 0)
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 			(effects
 				(font
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@@ -5204,6 +6220,76 @@
 		)
 	)
 	(symbol
+		(lib_id "Device:C")
+		(at 92.71 185.42 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "cbea7ae4-81e7-46b0-bbda-b8fb3b43a059")
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+		(property "Value" "0.1uF"
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+				(font
+					(size 1.27 1.27)
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+				(justify left)
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+		(property "Footprint" ""
+			(at 93.6752 189.23 0)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(hide yes)
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+		(property "Datasheet" "~"
+			(at 92.71 185.42 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor"
+			(at 92.71 185.42 0)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(hide yes)
+			)
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+		(pin "2"
+			(uuid "b528ddf2-0713-4098-aa57-d51206633a41")
+		)
+		(pin "1"
+			(uuid "6023c5e8-db81-4ef1-b686-1214073e6205")
+		)
+		(instances
+			(project ""
+				(path "/455ca4d6-9dda-4003-9db8-aa66aec94f73"
+					(reference "C13")
+					(unit 1)
+				)
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+		)
+	)
+	(symbol
 		(lib_id "Device:R")
 		(at 33.02 87.63 270)
 		(unit 1)
@@ -5550,6 +6636,76 @@
 		)
 	)
 	(symbol
+		(lib_id "Device:C")
+		(at 105.41 93.98 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "e4f8cbd9-f9c4-4ef8-b698-f5aa648a644a")
+		(property "Reference" "C12"
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+		(property "Value" "1uF"
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+		(property "Footprint" ""
+			(at 106.3752 97.79 0)
+			(effects
+				(font
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+				(hide yes)
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+		(property "Datasheet" "~"
+			(at 105.41 93.98 0)
+			(effects
+				(font
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+				(hide yes)
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+		(property "Description" "Unpolarized capacitor"
+			(at 105.41 93.98 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
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+		(pin "1"
+			(uuid "7335026b-85b2-436a-821c-cfbe6388eb4f")
+		)
+		(pin "2"
+			(uuid "e1438dee-03c9-46f8-b94a-3ed73092f243")
+		)
+		(instances
+			(project ""
+				(path "/455ca4d6-9dda-4003-9db8-aa66aec94f73"
+					(reference "C12")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
 		(lib_id "Memory_EEPROM:M95256-WMN6P")
 		(at 156.21 31.75 0)
 		(unit 1)
@@ -5959,8 +7115,8 @@
 		)
 	)
 	(sheet
-		(at 40.64 144.78)
-		(size 38.1 31.75)
+		(at 19.05 125.73)
+		(size 19.05 50.8)
 		(fields_autoplaced yes)
 		(stroke
 			(width 0.1524)
@@ -5971,7 +7127,7 @@
 		)
 		(uuid "3e145403-4eb6-486a-91c4-df0c49c02a5b")
 		(property "Sheetname" "USB"
-			(at 40.64 144.0684 0)
+			(at 19.05 125.0184 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -5980,7 +7136,7 @@
 			)
 		)
 		(property "Sheetfile" "usb.kicad_sch"
-			(at 40.64 177.1146 0)
+			(at 19.05 177.1146 0)
 			(effects
 				(font
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@@ -5989,85 +7145,65 @@
 			)
 		)
 		(pin "PORT_A_TXD" output
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+			(at 38.1 134.62 0)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
+				(justify right)
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 			(uuid "a0b33cf5-feaf-46a9-9d70-b0bd4731e616")
 		)
 		(pin "PORT_A_RXD" input
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 			(effects
 				(font
 					(size 1.27 1.27)
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+				(justify right)
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 			(uuid "d9ed1f96-79c1-4bf2-824b-beb470c0858c")
 		)
 		(pin "PORT_B_TXD" output
-			(at 40.64 163.83 180)
+			(at 38.1 160.02 0)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
+				(justify right)
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 			(uuid "b6993739-7a39-4183-b7b7-ee21a7cff3ba")
 		)
 		(pin "PORT_B_RXD" input
-			(at 40.64 166.37 180)
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 			(effects
 				(font
 					(size 1.27 1.27)
 				)
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+				(justify right)
 			)
 			(uuid "c9fc049d-f01a-4444-8618-e05c0b1669f9")
 		)
 		(pin "~{PORT_B_RTS}" output
-			(at 40.64 168.91 180)
+			(at 38.1 167.64 0)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
+				(justify right)
 			)
 			(uuid "f021ccc4-aae8-48ab-a558-a2f6e0dbb2fb")
 		)
 		(pin "~{PORT_B_DTR}" output
-			(at 40.64 171.45 180)
+			(at 38.1 165.1 0)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
+				(justify right)
 			)
 			(uuid "3dcffd69-6320-4bf3-aef8-3705ff32cf3f")
 		)
-		(pin "~{PORT_A_RTS}" output
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-			(uuid "5d90e11a-d00e-4392-9f62-9aface3d139d")
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-		(pin "~{PORT_A_DTR}" output
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-			(uuid "3dc1b5fd-fd2e-465a-932f-ce6e951590d9")
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 		(instances
 			(project "soundbox"
 				(path "/455ca4d6-9dda-4003-9db8-aa66aec94f73"
@@ -6077,7 +7213,7 @@
 		)
 	)
 	(sheet
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+		(at 133.35 144.78)
 		(size 36.83 31.75)
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 		(stroke
@@ -6089,7 +7225,7 @@
 		)
 		(uuid "c63181b1-8a8c-4c63-9e6c-d94097bd8342")
 		(property "Sheetname" "Audio"
-			(at 106.68 144.0684 0)
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 			(effects
 				(font
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@@ -6098,7 +7234,7 @@
 			)
 		)
 		(property "Sheetfile" "audio.kicad_sch"
-			(at 106.68 177.1146 0)
+			(at 133.35 177.1146 0)
 			(effects
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diff --git a/pcb/usb.kicad_sch b/pcb/usb.kicad_sch
index f581c9f..97c7f4f 100644
--- a/pcb/usb.kicad_sch
+++ b/pcb/usb.kicad_sch
@@ -2234,6 +2234,10 @@
 		(uuid "13d9bf4a-ae4b-4665-a04f-d484b99fc231")
 	)
 	(no_connect
+		(at 203.2 59.69)
+		(uuid "191a2064-5318-453b-895f-0803d7a1404a")
+	)
+	(no_connect
 		(at 203.2 133.35)
 		(uuid "198d87f2-dd09-468d-b684-fdc135f488b1")
 	)
@@ -2250,6 +2254,10 @@
 		(uuid "466102af-7829-4554-8892-2f38b0c66e3d")
 	)
 	(no_connect
+		(at 203.2 54.61)
+		(uuid "74678c0f-caa9-4b24-96da-17d0119cdc93")
+	)
+	(no_connect
 		(at 203.2 110.49)
 		(uuid "86a82605-c562-4fa8-aef7-108cbe45aba7")
 	)
@@ -2315,26 +2323,6 @@
 	)
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@@ -2403,16 +2391,6 @@
 		)
 		(uuid "65100956-027c-4f06-8eb9-e6c633e27f51")
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-		(uuid "04bc2aba-5f36-4ebf-9948-b3c86f50a038")
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 		(effects
@@ -2433,16 +2411,6 @@
 		)
 		(uuid "15c5fcae-3def-4771-a7f8-c0be3d888d64")
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@@ -2494,17 +2462,6 @@
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 	(hierarchical_label "PORT_B_RXD"
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 		(at 215.9 97.79 0)
@@ -2516,17 +2473,6 @@
 		)
 		(uuid "418f0bdb-a425-4811-9f5a-061aef970a42")
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-		(uuid "7b247184-122b-4109-99f0-c845259e9973")
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