--- np2/bios/bios.c	2004/01/29 10:04:05	1.35
+++ np2/bios/bios.c	2004/02/13 14:52:21	1.37
@@ -59,7 +59,10 @@ static void bios_reinitbyswitch(void) {
 	}
 
 	mem[MEMB_BIOS_FLAG0] = 0x01;
-	prxcrt = 0x48;								// ver0.74
+	prxcrt = 0x08;
+	if (!(np2cfg.dipsw[0] & 0x01)) {			// dipsw1-1 on
+		prxcrt |= 0x40;
+	}
 	if (gdc.display & 2) {
 		prxcrt |= 0x04;							// color16
 	}
@@ -158,7 +161,7 @@ static const UINT16 biosoffset[0x20] = {
 			BIOSOFST_EOIS,	BIOSOFST_EOIS,	BIOSOFST_EOIS,	BIOSOFST_EOIS,
 
 			BIOSOFST_18,	BIOSOFST_19,	BIOSOFST_1a,	BIOSOFST_1b,
-			BIOSOFST_1c,	BIOSOFST_IRET,	BIOSOFST_1e,	BIOSOFST_IRET};
+			BIOSOFST_1c,	BIOSOFST_IRET,	BIOSOFST_1e,	BIOSOFST_1f};
 
 
 void bios_init(void) {
@@ -192,7 +195,7 @@ void bios_init(void) {
 	}
 	SETBIOSMEM16(BIOS_BASE + BIOSOFST_IRET, 0x50cf);
 	SETBIOSMEM16(BIOS_BASE + BIOSOFST_WAIT, 0xcf90);
-	for (i=(BIOS_BASE+BIOSOFST_EOIM); i<=(BIOS_BASE+BIOSOFST_1c); i+=2) {
+	for (i=(BIOS_BASE+BIOSOFST_EOIM); i<=(BIOS_BASE+BIOSOFST_1f); i+=2) {
 		SETBIOSMEM16(i, 0xcf90);
 	}
 	CopyMemory(mem + BIOS_BASE + BIOSOFST_PRT, printmain, sizeof(printmain));
@@ -225,7 +228,7 @@ void bios_init(void) {
 	}
 
 	bios_reinitbyswitch();
-	mem[MEMB_CRT_STS_FLAG] = 0x84;
+//	mem[MEMB_CRT_STS_FLAG] = 0x84;		// -> bios_screeninit()
 //	mem[MEMB_BIOS_FLAG0] = 0x03;
 //	mem[MEMB_F2DD_MODE] = 0xff;										// ver0.29
 // 	SETBIOSMEM16(MEMW_DISK_EQUIP, 0x0003);							// ver0.29
@@ -365,6 +368,10 @@ UINT MEMCALL biosfunc(UINT32 adrs) {
 			bios0x1c();
 			return(1);
 
+		case BIOS_BASE + BIOSOFST_1f:
+			CPU_REMCLOCK -= 200;
+			return(1);
+
 		case BIOS_BASE + BIOSOFST_WAIT:
 			CPU_STI;
 			if (fddmtr_biosbusy) {						// ver0.26