X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/1ffa84bd778a4112b9e8e1cfb3de71108fb1a977..3ec6fa484bee040cbea17142b80ef075867b6385:/avr/z80-if.c

diff --git a/avr/z80-if.c b/avr/z80-if.c
index 62199bb..88015d7 100644
--- a/avr/z80-if.c
+++ b/avr/z80-if.c
@@ -72,6 +72,7 @@
 #define WR		2
 #define P_BUSREQ	PORTD
 #define BUSREQ		7
+#define PIN_BUSREQ	PIND
 #define DDR_BUSREQ	DDRD
 #define P_BUSACK	PORTD
 #define PIN_BUSACK	PIND
@@ -105,6 +106,7 @@
 #define Z80_O_RD	SBIT(P_RD, 3)
 #define Z80_O_WR	SBIT(P_WR, 2)
 #define Z80_O_BUSREQ	SBIT(P_BUSREQ, 7)
+#define Z80_I_BUSREQ	SBIT(PIN_BUSREQ, 7)
 //#define Z80_O_NMI	SBIT(P_NMI, )
 #define Z80_O_RST	SBIT(P_RST, 5)
 #define Z80_I_RST	SBIT(PIN_RST, 5)
@@ -293,6 +295,16 @@ zstate_t z80_bus_state(void)
 	return zstate;
 }
 
+void z80_toggle_reset(void)
+{
+	Z80_I_RST = 1;
+}
+
+void z80_toggle_busreq(void)
+{
+	Z80_I_BUSREQ = 1;
+}
+
 
 static void z80_busreq_hpulse(void)
 {