--- nono/vm/lcd.h	2026/04/29 17:04:42	1.1.1.5
+++ nono/vm/lcd.h	2026/04/29 17:04:55	1.1.1.7
@@ -7,17 +7,17 @@
 #pragma once
 
 #include "device.h"
+#include "monitor.h"
 
 class LCDDevice : public Device
 {
 	using inherited = Device;
  public:
 	LCDDevice();
-	~LCDDevice() override;
+	virtual ~LCDDevice() override;
 
 	bool PowerOff() override;
 	void ResetHard() override;
-	void MonitorUpdate(TextScreen&) override;
 
 	// リセット信号はない
 
@@ -55,6 +55,8 @@ class LCDDevice : public Device
 	uint32 GetCounter() const { return update; }
 
  private:
+	DECLARE_MONITOR_CALLBACK(MonitorUpdate);
+
 	bool en {};			// Enable
 	bool rw {};			// R/~W
 	int rs {};			// レジスタセレクト
@@ -83,6 +85,8 @@ class LCDDevice : public Device
 	// XXX 電源オフどうするか
 	uint32 update {};
 
+	Monitor monitor { this };
+
 	static const uint8 CGROM[12 * 16 * 8];
 };