207 	struct micro_t &micro = m_micro;  in video_control_w()  local
212 			micro.i = (micro.i & 0xff00) | (data & 0x00ff);  in video_control_w()
217 			micro.i = (micro.i & 0x00ff) | ((data << 8) & 0xff00);  in video_control_w()
218 			if (micro.cmdlo == 5)  in video_control_w()
227 			micro.cmd = data;  in video_control_w()
228 			micro.cmdlo = data & 7;  in video_control_w()
229 			if (micro.cmdlo == 0)  in video_control_w()
231 			else if (micro.cmdlo == 1)  in video_control_w()
233 			else if (micro.cmdlo == 6)  in video_control_w()
242 			micro.g = data;  in video_control_w()
247 			micro.xp = data;  in video_control_w()
248 			if (micro.cmdlo == 3)  in video_control_w()
257 			micro.yp = data;  in video_control_w()
258 			if (micro.cmdlo == 4)  in video_control_w()
267 			micro.r = data;  in video_control_w()
272 			micro.b = data;  in video_control_w()
273 			if (micro.cmdlo == 2)  in video_control_w()
278 			else if (micro.cmdlo == 7)  in video_control_w()
545 	struct micro_t &micro = m_micro;  in command2()  local
555 	int addr = micro.i++ & 0x3fff;  in command2()
557 	if (micro.cmd & 0x10)  in command2()
558 		m_gram[addr] = micro.g;  in command2()
559 	if (micro.cmd & 0x20)  in command2()
560 		m_bram[addr] = micro.b;  in command2()
561 	if (micro.cmd & 0x40)  in command2()
562 		m_rram[addr] = micro.r;  in command2()
564 	micro.count_states(3);  in command2()
578 	struct micro_t &micro = m_micro;  in command3()  local
600 	int ycount = 64 - (micro.r & 31) * 2;  in command3()
601 	int xcount = 8 - (micro.r >> 5);  in command3()
602 	int shift = micro.xp & 7;  in command3()
606 	for (x = 0; x < xcount; x++, micro.xp += 8)  in command3()
608 		sy = micro.yp;  in command3()
612 			int srcoffs = micro.i++ & 0x3fff;  in command3()
613 			int dstoffs = (sy++ & 0xff) * 32 + micro.xp / 8;  in command3()
617 			if (!(micro.cmd & 0x08) || m_fgcoll)  in command3()
619 				if (micro.cmd & 0x10)  in command3()
625 				if (micro.cmd & 0x20)  in command3()
631 				if (micro.cmd & 0x40)  in command3()
642 				if (micro.cmd & 0x10)  in command3()
646 						m_fgcoll = 1, m_fgcollx = micro.xp, m_fgcolly = sy - 1;  in command3()
650 				if (micro.cmd & 0x20)  in command3()
654 						m_fgcoll = 1, m_fgcollx = micro.xp, m_fgcolly = sy - 1;  in command3()
658 				if (micro.cmd & 0x40)  in command3()
662 						m_fgcoll = 1, m_fgcollx = micro.xp, m_fgcolly = sy - 1;  in command3()
671 	micro.count_states(3 + (2 + 2 * ycount) * xcount);  in command3()
673 	return micro.cmd & 0x80;  in command3()
686 	struct micro_t &micro = m_micro;  in command4()  local
708 	micro.count_states(4);  in command4()
710 	micro.pc = micro.yp << 1;  in command4()
713 		micro.cmd = m_gram[0x2000 + micro.pc];  in command4()
714 		micro.cmdlo = micro.cmd & 7;  in command4()
715 		micro.i = (m_bram[0x2000 + micro.pc] << 8) | m_rram[0x2000 + micro.pc];  in command4()
716 		micro.r = m_gram[0x2001 + micro.pc];  in command4()
717 		micro.xp = m_rram[0x2001 + micro.pc];  in command4()
718 		micro.yp = m_bram[0x2001 + micro.pc];  in command4()
719 …C=%03X  CMD=%02X I=%04X R=%02X X=%02X Y=%02X\n", micro.pc, micro.cmd, micro.i, micro.r, micro.xp, …  in command4()
720 		micro.pc = (micro.pc + 2) & 0x1ff;  in command4()
722 		switch (micro.cmdlo)  in command4()
728 			case 4: micro.pc = micro.yp << 1; keep_going = 1;   break;  in command4()
737 	return micro.cmd & 0x80;  in command4()
750 	struct micro_t &micro = m_micro;  in command5()  local
793 	int xinc = inctable[(micro.cmd >> 4) & 7][0];  in command5()
794 	int yinc = inctable[(micro.cmd >> 4) & 7][1];  in command5()
795 	int xincc = inctable[(micro.cmd >> 4) & 7][2];  in command5()
796 	int yincc = inctable[(micro.cmd >> 4) & 7][3];  in command5()
797 	uint8_t x = micro.xp;  in command5()
798 	uint8_t y = micro.yp;  in command5()
800 	int i = micro.i >> 8;  in command5()
804 	if (!(micro.cmd & 0x08) || m_fgcoll)  in command5()
806 		for (c = micro.i & 0xff; c < 0x100; c++)  in command5()
812 			m_gram[addr + 0] ^= micro.g >> shift;  in command5()
813 			m_gram[addr + 1] ^= micro.g << nshift;  in command5()
814 			m_bram[addr + 0] ^= micro.b >> shift;  in command5()
815 			m_bram[addr + 1] ^= micro.b << nshift;  in command5()
816 			m_rram[addr + 0] ^= micro.r >> shift;  in command5()
817 			m_rram[addr + 1] ^= micro.r << nshift;  in command5()
837 		for (c = micro.i & 0xff; c < 0x100; c++)  in command5()
843 			if ((m_gram[addr + 0] & (micro.g >> shift)) | (m_gram[addr + 1] & (micro.g << nshift)) |  in command5()
844 				(m_bram[addr + 0] & (micro.b >> shift)) | (m_bram[addr + 1] & (micro.b << nshift)) |  in command5()
845 				(m_rram[addr + 0] & (micro.r >> shift)) | (m_rram[addr + 1] & (micro.r << nshift)))  in command5()
848 			m_gram[addr + 0] ^= micro.g >> shift;  in command5()
849 			m_gram[addr + 1] ^= micro.g << nshift;  in command5()
850 			m_bram[addr + 0] ^= micro.b >> shift;  in command5()
851 			m_bram[addr + 1] ^= micro.b << nshift;  in command5()
852 			m_rram[addr + 0] ^= micro.r >> shift;  in command5()
853 			m_rram[addr + 1] ^= micro.r << nshift;  in command5()
871 	micro.xp = x;  in command5()
873 	micro.count_states(3 + 2 * (0x100 - (micro.i & 0xff)));  in command5()
875 	return micro.cmd & 0x80;  in command5()
888 	struct micro_t &micro = m_micro;  in command6()  local
908 	micro.pc = micro.yp << 1;  in command6()
909 	for (i = (micro.r & 31) << 1; i < 64; i++)  in command6()
911 		int saddr = micro.i++ & 0x3fff;  in command6()
912 		int daddr = 0x2000 + micro.pc++;  in command6()
913 		micro.pc &= 0x1ff;  in command6()
915 		if (micro.cmd & 0x10)  in command6()
917 		if (micro.cmd & 0x20)  in command6()
919 		if (micro.cmd & 0x40)  in command6()
923 	micro.count_states(3 + 2 * (64 - (micro.r & 31) * 2));  in command6()
925 	return micro.cmd & 0x80;  in command6()
938 	struct micro_t &micro = m_micro;  in command7()  local
952 	int addr = micro.yp * 32 + micro.xp / 8;  in command7()
953 	int shift = micro.xp & 7;  in command7()
957 	if (!(micro.cmd & 0x08) || m_fgcoll)  in command7()
959 		if (micro.cmd & 0x10)  in command7()
961 			m_gram[addr + 0] ^= micro.g >> shift;  in command7()
962 			m_gram[addr + 1] ^= micro.g << nshift;  in command7()
964 		if (micro.cmd & 0x20)  in command7()
966 			m_bram[addr + 0] ^= micro.b >> shift;  in command7()
967 			m_bram[addr + 1] ^= micro.b << nshift;  in command7()
969 		if (micro.cmd & 0x40)  in command7()
971 			m_rram[addr + 0] ^= micro.r >> shift;  in command7()
972 			m_rram[addr + 1] ^= micro.r << nshift;  in command7()
979 		if (micro.cmd & 0x10)  in command7()
981 			if ((m_gram[addr + 0] & (micro.g >> shift)) | (m_gram[addr + 1] & (micro.g << nshift)))  in command7()
982 				m_fgcoll = 1, m_fgcollx = micro.xp + 8, m_fgcolly = micro.yp;  in command7()
983 			m_gram[addr + 0] ^= micro.g >> shift;  in command7()
984 			m_gram[addr + 1] ^= micro.g << nshift;  in command7()
986 		if (micro.cmd & 0x20)  in command7()
988 			if ((m_bram[addr + 0] & (micro.b >> shift)) | (m_bram[addr + 1] & (micro.b << nshift)))  in command7()
989 				m_fgcoll = 1, m_fgcollx = micro.xp + 8, m_fgcolly = micro.yp;  in command7()
990 			m_bram[addr + 0] ^= micro.b >> shift;  in command7()
991 			m_bram[addr + 1] ^= micro.b << nshift;  in command7()
993 		if (micro.cmd & 0x40)  in command7()
995 			if ((m_rram[addr + 0] & (micro.r >> shift)) | (m_rram[addr + 1] & (micro.r << nshift)))  in command7()
996 				m_fgcoll = 1, m_fgcollx = micro.xp + 8, m_fgcolly = micro.yp;  in command7()
997 			m_rram[addr + 0] ^= micro.r >> shift;  in command7()
998 			m_rram[addr + 1] ^= micro.r << nshift;  in command7()
1003 	micro.count_states(4);  in command7()
1005 	return micro.cmd & 0x80;  in command7()