From 5930cdc0b571b3e5ae8d96206b4772bb802fbf5f Mon Sep 17 00:00:00 2001
From: 7u83 <7u83@mail.ru>
Date: Wed, 5 Jun 2024 08:43:04 +0200
Subject: [PATCH] New function: long_xcpy

---
 Makefile    |  2 +-
 long_xcpy.c | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 long_xcpy.c

diff --git a/Makefile b/Makefile
index 1263750..fbd52f8 100644
--- a/Makefile
+++ b/Makefile
@@ -21,7 +21,7 @@ LIBSRC = uart_init_.c uart_send_chr.c uart_send_str.c \
 	 sevenseg_dec.c sevenseg_dec_inv.c \
 	 int_to_bcd.c getbutton.c \
 	 getpin.c setpin_lo.c setpin_hi.c setpin.c getport.c \
-	 long_xadd.c long_xsub.c long_xset.c long_xrlc.c long_xdiv.c
+	 long_xadd.c long_xsub.c long_xset.c long_xrlc.c long_xdiv.c long_xcpy.c
 
 LIBOBJ =$(patsubst %.c,%.rel, $(LIBSRC))
 LIBNAME=mc8051fun.lib
diff --git a/long_xcpy.c b/long_xcpy.c
new file mode 100644
index 0000000..4bc4724
--- /dev/null
+++ b/long_xcpy.c
@@ -0,0 +1,18 @@
+
+
+
+void long_xcpy() __naked
+{
+	__asm
+	.globl long_xcpy
+long_xcpy:
+	movx	a,@r1
+	movx	@r0,a
+	inc	r0
+	inc	r1
+	djnz	r7,long_xcpy
+	ret
+	__endasm;
+}
+
+