From 14b0ff84703fed19fdf2016d1bf4f8cd25d8030e Mon Sep 17 00:00:00 2001
From: JHay0112 <jordanhay0112@gmail.com>
Date: Mon, 29 Dec 2025 16:43:50 +1300
Subject: [PATCH] Verify battery control circuit design

---
 .../keyboard_controller/battery.kicad_sch     | 1471 ++---------
 .../block/battery_control.kicad_sch           | 2252 +++++++++++++++++
 .../block/ideal_diode.kicad_sch               |  414 ++-
 .../testbench/battery_control.kicad_sch       | 1551 ++++++++++++
 .../testbench/battery_control.wbk             |   33 +
 5 files changed, 4235 insertions(+), 1486 deletions(-)
 create mode 100644 Hardware/keyboard_controller/block/battery_control.kicad_sch
 create mode 100644 Hardware/keyboard_controller/testbench/battery_control.kicad_sch
 create mode 100644 Hardware/keyboard_controller/testbench/battery_control.wbk

diff --git a/Hardware/keyboard_controller/battery.kicad_sch b/Hardware/keyboard_controller/battery.kicad_sch
index 5d3213d..e615245 100644
--- a/Hardware/keyboard_controller/battery.kicad_sch
+++ b/Hardware/keyboard_controller/battery.kicad_sch
@@ -3034,6 +3034,16 @@
 		)
 		(uuid "05fa85c2-aa4d-47f0-a991-23913eadf6b0")
 	)
+	(text "Hardware interlock for charger en\nBatt output must be disabled (low) AND\nBatt must be connected (high) to enable charger"
+		(exclude_from_sim no)
+		(at 112.522 170.434 0)
+		(effects
+			(font
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+			)
+		)
+		(uuid "0c9d1472-bf69-4ea9-b0fe-3d703add182a")
+	)
 	(text "TODO: \nSequence on/off of battery supply and charger\nLink overdischarge flag to control of boost circuit?"
 		(exclude_from_sim no)
 		(at 312.42 244.856 0)
@@ -3108,16 +3118,6 @@
 		)
 		(uuid "abc65f9c-a963-4e2e-807c-e3c9a6a347e4")
 	)
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 	(text "Place as close to battery as possible"
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new file mode 100644
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diff --git a/Hardware/keyboard_controller/block/ideal_diode.kicad_sch b/Hardware/keyboard_controller/block/ideal_diode.kicad_sch
index 08ea5d0..2bf44f4 100644
--- a/Hardware/keyboard_controller/block/ideal_diode.kicad_sch
+++ b/Hardware/keyboard_controller/block/ideal_diode.kicad_sch
@@ -1011,249 +1011,6 @@
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@@ -1328,6 +1085,177 @@
 			)
 		)
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diff --git a/Hardware/keyboard_controller/testbench/battery_control.kicad_sch b/Hardware/keyboard_controller/testbench/battery_control.kicad_sch
new file mode 100644
index 0000000..fffbd35
--- /dev/null
+++ b/Hardware/keyboard_controller/testbench/battery_control.kicad_sch
@@ -0,0 +1,1551 @@
+(kicad_sch
+	(version 20250114)
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diff --git a/Hardware/keyboard_controller/testbench/battery_control.wbk b/Hardware/keyboard_controller/testbench/battery_control.wbk
new file mode 100644
index 0000000..5c8ca64
--- /dev/null
+++ b/Hardware/keyboard_controller/testbench/battery_control.wbk
@@ -0,0 +1,33 @@
+{
+  "last_sch_text_sim_command": "",
+  "tabs": [
+    {
+      "analysis": "TRAN",
+      "commands": [
+        ".tran 10m 80m 0",
+        ".kicad adjustpaths",
+        ".save all",
+        ".probe alli",
+        ".probe allp"
+      ],
+      "dottedSecondary": true,
+      "margins": {
+        "bottom": 45,
+        "left": 70,
+        "right": 70,
+        "top": 30
+      },
+      "measurements": [],
+      "showGrid": true,
+      "traces": [
+        {
+          "color": "rgb(228, 26, 28)",
+          "signal": "V(/Battery_Control_Testbench/BATT_BOOST_EN)",
+          "trace_type": 257
+        }
+      ]
+    }
+  ],
+  "user_defined_signals": [],
+  "version": 6
+}