--- nono/vm/upd7201.h	2026/04/29 17:04:45	1.1.1.5
+++ nono/vm/upd7201.h	2026/04/29 17:04:50	1.1.1.6
@@ -81,7 +81,7 @@ struct SIO
 	//          |         |         +---------------- Stop Bits
 	//          |         +-------------------------- Sync Mode
 	//          +------------------------------------ Clock Rate
-	// 
+	//
 	static const int CR4_CLKRATE	= 0xc0;
 	static const int CR4_SYNCMODE	= 0x30;
 	static const int CR4_STOPBITS	= 0x0c;
@@ -270,6 +270,7 @@ class uPD7201Device
 	uPD7201Device();
 	virtual ~uPD7201Device() override;
 
+	void ResetHard() override;
 	void MonitorUpdate(TextScreen&) override;
 
 	// 受信