--- nono/vm/scc.h	2026/04/29 17:05:28	1.1.1.12
+++ nono/vm/scc.h	2026/04/29 17:05:59	1.1.1.13
@@ -82,11 +82,11 @@ class SCCDevice : public MPSCCDevice
 
 	void SetXC(MPSCCChan&);
 
-	DECLARE_MONITOR_CALLBACK(MonitorUpdate);
-	void MonitorUpdateCh(TextScreen&, int ch, int xbase, int ybase);
+	DECLARE_MONITOR_SCREEN(MonitorScreen);
+	void MonitorScreenCh(TextScreen&, int ch, int xbase, int ybase);
 
-	// PCLK (入力クロック) の時間表現
-	uint64 pclk_ns {};
+	// PCLK (入力クロック) の時間表現 [tsec]
+	uint64 pclk_tsec {};
 
 	Keyboard *keyboard {};
 
@@ -94,6 +94,6 @@ class SCCDevice : public MPSCCDevice
 	static const char * const rrnames[32];
 };
 
-static inline SCCDevice *GetSCCDevice() {
+inline SCCDevice *GetSCCDevice() {
 	return Object::GetObject<SCCDevice>(OBJ_MPSCC);
 }