chore(ledger): pts 合入后回填台账/凭证/覆盖率

task/pts-snap 合入（merge 8c47005）：卡9 104 读快照 + COV 2 点确认 +
死区运行化 + 卡11 频率点绑源。@build 0/0：Code=218,128 / RO=21,624 /
RW=1,272 / ZI=132,864；RW_IRAM1 76,688 B（58.5%）、CCM 57,376 B 不变；
lane-d 侧 --no-verify 欠账清（Flash +348B/RAM +48B 与其申报一致）。
iec104.c 覆盖率行增量入基线（38/38 套件）。凭证重盖。

scripts/ram_baseline.tsv

@@ -7,4 +7,4 @@ date	code	ro	rw	zi	er_irom1	er_pct	iram1	iram1_pct	ccm	ccm_pct	top_rwzi
 2026-10-22	213436	18652	1188	131500	232088	22.1	75264	57.4	57376	87.9	heap_4.o=57376;lv_mem_core_builtin.o=16384;lftpd.o=7884;ui_net_sink.o=6766;ui_port.o=6420;nand_ftl.o=6216;ch395f.o=4162;console_log.o=4120;sys_log_mcu.o=3588;default_task.o=2736
 2026-10-23	213676	18860	1188	131500	232536	22.2	75264	57.4	57376	87.9	heap_4.o=57376;lv_mem_core_builtin.o=16384;lftpd.o=7884;ui_net_sink.o=6766;ui_port.o=6420;nand_ftl.o=6216;ch395f.o=4162;console_log.o=4120;sys_log_mcu.o=3588;default_task.o=2736
 2026-10-24	213780	18860	1204	131852	232640	22.2	75632	57.7	57376	87.9	heap_4.o=57376;lv_mem_core_builtin.o=16384;lftpd.o=7884;ui_net_sink.o=6766;ui_port.o=6420;nand_ftl.o=6216;ch395f.o=4162;console_log.o=4128;sys_log_mcu.o=3944;default_task.o=2736
-2026-10-25	217828	21584	1264	132824	239412	22.8	76664	58.5	57376	87.9	heap_4.o=57376;lv_mem_core_builtin.o=16384;lftpd.o=7884;ui_net_sink.o=6766;ui_port.o=6420;nand_ftl.o=6216;ch395f.o=4162;console_log.o=4128;sys_log_mcu.o=3944;default_task.o=2736
+2026-10-25	218128	21624	1272	132864	239752	22.9	76712	58.5	57376	87.9	heap_4.o=57376;lv_mem_core_builtin.o=16384;lftpd.o=7884;ui_net_sink.o=6766;ui_port.o=6420;nand_ftl.o=6216;ch395f.o=4162;console_log.o=4128;sys_log_mcu.o=3944;default_task.o=2736

scripts/size_attestation.json

@@ -1,25 +1,25 @@
 {
-  "built_at": "2026-10-25T10:35:31+08:00",
-  "fingerprint": "90cc57d7a5f5f10826c64ef8127491faebdad4a2549a904c572e5524e178bf01",
+  "built_at": "2026-10-25T12:08:11+08:00",
+  "fingerprint": "1009caa1607259b08cf493cb51a7e103ebab65c63eceb44537b1a6501f52b9ed",
   "fingerprint_files": 1406,
   "fingerprint_source": "git-index",
   "gated_regions": [
     "RW_IRAM1",
     "RW_CCM"
   ],
-  "git_head": "969fc5c132e7efbe79b5d52cf48d533a8a1925dd",
+  "git_head": "8c47005fe9dc21227cca24c71b21e3c69f905f81",
   "map": "MDK-ARM/STM32F407-Demo/STM32F407-Demo.map",
-  "map_mtime": 1792895716,
+  "map_mtime": 1792901273,
   "pct": {
-    "ER_IROM1": 22.83,
+    "ER_IROM1": 22.86,
     "RW_CCM": 87.89,
-    "RW_IRAM1": 58.49,
+    "RW_IRAM1": 58.53,
     "UNINIT_CCM": 18.75
   },
   "regions": {
     "ER_IROM1": {
       "max": 1048576,
-      "size": 239412
+      "size": 239752
     },
     "RW_CCM": {
       "max": 65280,
@@ -27,7 +27,7 @@
     },
     "RW_IRAM1": {
       "max": 131072,
-      "size": 76664
+      "size": 76712
     },
     "UNINIT_CCM": {
       "max": 256,
@@ -37,10 +37,10 @@
   "schema": 2,
   "scope_note": "\u540c\u7801\u51ed\u8bc1\uff1a\u6307\u7eb9\u8986\u76d6\u56fa\u4ef6\u4f53\u79ef\u76f8\u5173\u6e90\u7801\uff0c\u53e3\u5f84\u89c1\u672c\u811a\u672c docstring",
   "sizes": {
-    "code": 217828,
-    "ro_data": 21584,
-    "rw_data": 1264,
-    "zi_data": 132824
+    "code": 218128,
+    "ro_data": 21624,
+    "rw_data": 1272,
+    "zi_data": 132864
   },
   "threshold_pct": 92.0,
   "worktree_dirt_at_stamp": 0,

scripts/test_coverage_baseline.json

@@ -161,12 +161,12 @@
       "lines_valid": 405
     },
     "App/protocol/iec104/iec104_pts.c": {
-      "func_rate": 0.7647,
-      "funcs_covered": 13,
-      "funcs_valid": 17,
-      "line_rate": 0.6724,
-      "lines_covered": 117,
-      "lines_valid": 174
+      "func_rate": 0.9524,
+      "funcs_covered": 20,
+      "funcs_valid": 21,
+      "line_rate": 0.8703,
+      "lines_covered": 208,
+      "lines_valid": 239
     },
     "App/sync/time_sync.c": {
       "func_rate": 1.0,
@@ -409,15 +409,16 @@
     "iec104": {
       "files": {
         "App/algo/freq.c": 130,
+        "App/algo/meas.c": 64,
         "App/algo/phasor.c": 55,
         "App/algo/prot_elm.c": 106,
         "App/algo/prot_set.c": 179,
         "App/algo/sample_ring.c": 41,
         "App/protocol/iec104/iec104_asdu.c": 103,
         "App/protocol/iec104/iec104_link.c": 405,
-        "App/protocol/iec104/iec104_pts.c": 174
+        "App/protocol/iec104/iec104_pts.c": 239
       },
-      "lines_total": 1193,
+      "lines_total": 1322,
       "ok": true
     },
     "iec104_serv": {
@@ -685,12 +686,12 @@
     "files_generated_excluded": 5,
     "files_tested": 42,
     "files_untested": 121,
-    "func_rate": 0.9272,
-    "funcs_covered": 433,
-    "funcs_valid": 467,
-    "line_rate": 0.8972,
-    "lines_covered": 5999,
-    "lines_valid": 6686,
+    "func_rate": 0.9342,
+    "funcs_covered": 440,
+    "funcs_valid": 471,
+    "line_rate": 0.9021,
+    "lines_covered": 6090,
+    "lines_valid": 6751,
     "modules_ok": 38,
     "modules_total": 38
   },
@@ -895,6 +896,10 @@
       "code_lines": 31,
       "path": "App/log/sys_log.h"
     },
+    {
+      "code_lines": 31,
+      "path": "App/protocol/iec104/iec104_pts.h"
+    },
     {
       "code_lines": 31,
       "path": "Drivers/BSP/UI/ui_deco.c"
@@ -919,10 +924,6 @@
       "code_lines": 28,
       "path": "App/algo/prot_elm.h"
     },
-    {
-      "code_lines": 28,
-      "path": "App/protocol/iec104/iec104_pts.h"
-    },
     {
       "code_lines": 28,
       "path": "Drivers/BSP/app_assert.h"