diff --git a/cases/constart-71freq-compile/case.json b/cases/constart-71freq-compile/case.json
new file mode 100644
index 00000000..35f0161e
--- /dev/null
+++ b/cases/constart-71freq-compile/case.json
@@ -0,0 +1,25 @@
+{
+  "contractVersion": "hwpod-case-v1",
+  "caseId": "constart-71freq-compile",
+  "title": "ConStart 71-FREQ Keil compile-only CaseRun",
+  "mode": "compile-only",
+  "hwpodSpec": "hwpod-spec.yaml",
+  "subject": {
+    "repoLocalPath": "F:\\Work\\ConStart",
+    "commitId": "d661e089c04f140957a204b2f1bd9b1bd51d98bc",
+    "subdir": "projects/71-00075-11"
+  },
+  "expected": {
+    "compile": {
+      "success": true,
+      "artifactSuffixes": [
+        "projects/71-00075-11/FirmWare/MDK-ARM/FREQ_Controller_FW/FREQ_Controller_FW.hex",
+        "projects/71-00075-11/FirmWare/MDK-ARM/FREQ_Controller_FW/FREQ_Controller_FW.axf"
+      ]
+    },
+    "download": {
+      "skipped": true,
+      "reason": "current 2183 acceptance validates compile evidence before download/UART expansion"
+    }
+  }
+}
diff --git a/cases/constart-71freq-compile/hwpod-spec.yaml b/cases/constart-71freq-compile/hwpod-spec.yaml
new file mode 100644
index 00000000..86fd9c89
--- /dev/null
+++ b/cases/constart-71freq-compile/hwpod-spec.yaml
@@ -0,0 +1,34 @@
+apiVersion: hwlab.dev/v0alpha1
+kind: Hwpod
+metadata:
+  uid: CONSTART-71FREQ-C
+  name: constart-71freq-c
+spec:
+  targetDevice:
+    board: ConStart 71-FREQ Controller
+    mcu: STM32H723ZGTx
+    flashBase: "0x08000000"
+  workspace:
+    path: "F:\\Work\\ConStart"
+    toolchain: keil-mdk
+    projectRoot: projects/71-00075-11
+    keilProject: projects/71-00075-11/FirmWare/MDK-ARM/FREQ_Controller_FW.uvprojx
+    keilTarget: FREQ_Controller_FW
+    hexPath: projects/71-00075-11/FirmWare/MDK-ARM/FREQ_Controller_FW/FREQ_Controller_FW.hex
+    mapPath: projects/71-00075-11/FirmWare/MDK-ARM/FREQ_Controller_FW/FREQ_Controller_FW.map
+    keilCliPath: "C:\\Users\\liang\\.agents\\skills\\keil\\keil-cli.py"
+  debugProbe:
+    type: cmsis-dap
+    adapter: keil
+    probeUid: 3FD750C63E342E24
+    probeName: MicroLink CMSIS-DAP
+    programBackend: keil-headless
+    autoBindUvoptx: true
+  ioProbe:
+    uart:
+      id: uart/1
+      port: COM4
+      baudrate: 921600
+  nodeBinding:
+    nodeId: node-d601-f103-v2
+    nodeType: pc-host