diff --git a/firmware/cyd/VERSION.txt b/firmware/cyd/VERSION.txt
index c9170b2..c84e379 100644
--- a/firmware/cyd/VERSION.txt
+++ b/firmware/cyd/VERSION.txt
@@ -1,5 +1,5 @@
 name: CYD BLE (cyd)
-git: 8baea73
+git: e987685
 date: 2026-10-23
 board: ESP32-2432S028R (ILI9341)
 features: NimBLE Nordic UART, LVGL status UI, SoftSPI touch
@@ -12,5 +12,5 @@ offsets:
 sha256:
   bootloader.bin  3D234A7471F67B013686DABD4DEE7C1FA915C9928463616A94BC9297ACF1ABF8
   boot_app0.bin   F94C5D786A7A8FAB06AC5D10E33BF37711A6697636DC037559EA19CC410A17F0
-  firmware.bin    BE8534B98EDF84B1147E04B0A3D56372A877957D34BB245458B511E8E3D66EF0
+  firmware.bin    9261E7E8139BF7795FCF03CBBD007C5C83F782FE238345E8280BC06559AD7704
   partitions.bin  0A8B5720E7B77FF11F1462458C3A509DEE79224E5279898F26D6A2E3AE0517B7
diff --git a/firmware/cyd/firmware.bin b/firmware/cyd/firmware.bin
index c9183b2..f8e2b96 100644
Binary files a/firmware/cyd/firmware.bin and b/firmware/cyd/firmware.bin differ
diff --git a/src/ble_ui.cpp b/src/ble_ui.cpp
index 8e97704..b94f267 100644
--- a/src/ble_ui.cpp
+++ b/src/ble_ui.cpp
@@ -76,6 +76,7 @@ static void append_log(const char *line) {
   }
   if (lbl_log) {
     lv_label_set_text(lbl_log, g_log);
+    lv_obj_scroll_to_view(lbl_log, LV_ANIM_OFF);
   }
 }
 
@@ -224,34 +225,47 @@ void ble_ui_create() {
   lv_obj_set_pos(lbl_echo, 10, 114);
 
   lv_obj_t *hint = lv_label_create(scr);
-  lv_label_set_text(hint, "Phone: nRF Connect / Serial BT Terminal");
+  lv_label_set_text(hint, "App: nRF Connect / Serial BT");
   lv_obj_set_style_text_color(hint, lv_color_hex(COL_MUTED), 0);
   lv_obj_set_style_text_font(hint, &lv_font_montserrat_14, 0);
   lv_obj_set_pos(hint, 10, 134);
 
-  lbl_log = lv_label_create(scr);
-  lv_label_set_text(lbl_log, g_log);
-  lv_label_set_long_mode(lbl_log, LV_LABEL_LONG_WRAP);
-  lv_obj_set_width(lbl_log, UI_HOR_RES - 20);
-  lv_obj_set_style_text_color(lbl_log, lv_color_hex(COL_INK), 0);
-  lv_obj_set_style_text_font(lbl_log, &lv_font_montserrat_14, 0);
-  lv_obj_set_pos(lbl_log, 10, 156);
-
   const int bw = 72;
   const int bh = 36;
-  const int y = UI_VER_RES - bh - 8;
+  const int btn_y = UI_VER_RES - bh - 8;
+  const int log_y = 154;
+  const int log_h = btn_y - log_y - 6;  // 不侵入底部按钮带
+
+  lv_obj_t *log_box = lv_obj_create(scr);
+  lv_obj_set_pos(log_box, 8, log_y);
+  lv_obj_set_size(log_box, UI_HOR_RES - 16, log_h);
+  lv_obj_set_style_bg_color(log_box, lv_color_hex(0x121A24), 0);
+  lv_obj_set_style_bg_opa(log_box, LV_OPA_COVER, 0);
+  lv_obj_set_style_border_width(log_box, 0, 0);
+  lv_obj_set_style_radius(log_box, 6, 0);
+  lv_obj_set_style_pad_all(log_box, 6, 0);
+  lv_obj_set_scroll_dir(log_box, LV_DIR_VER);
+  lv_obj_clear_flag(log_box, LV_OBJ_FLAG_SCROLL_ELASTIC);
+
+  lbl_log = lv_label_create(log_box);
+  lv_label_set_text(lbl_log, g_log);
+  lv_label_set_long_mode(lbl_log, LV_LABEL_LONG_WRAP);
+  lv_obj_set_width(lbl_log, UI_HOR_RES - 36);
+  lv_obj_set_style_text_color(lbl_log, lv_color_hex(COL_INK), 0);
+  lv_obj_set_style_text_font(lbl_log, &lv_font_montserrat_14, 0);
+
   btn_adv = make_btn(scr, "Stop Adv", COL_BTN_ACC, on_adv, bw, bh);
   lbl_adv = lv_obj_get_child(btn_adv, 0);
-  lv_obj_set_pos(btn_adv, 8, y);
+  lv_obj_set_pos(btn_adv, 8, btn_y);
 
   lv_obj_t *btn_echo = make_btn(scr, "Echo", COL_BTN, on_echo, bw, bh);
-  lv_obj_set_pos(btn_echo, 8 + bw + 6, y);
+  lv_obj_set_pos(btn_echo, 8 + bw + 6, btn_y);
 
   lv_obj_t *btn_ping = make_btn(scr, "Ping", COL_BTN_ACC, on_ping, bw, bh);
-  lv_obj_set_pos(btn_ping, 8 + 2 * (bw + 6), y);
+  lv_obj_set_pos(btn_ping, 8 + 2 * (bw + 6), btn_y);
 
   lv_obj_t *btn_clear = make_btn(scr, "Clear", COL_BTN_WARN, on_clear, bw, bh);
-  lv_obj_set_pos(btn_clear, 8 + 3 * (bw + 6), y);
+  lv_obj_set_pos(btn_clear, 8 + 3 * (bw + 6), btn_y);
 
   refresh_static();
   refresh_state();