diff --git a/uart_send_chr.c b/uart_send_chr.c
new file mode 100644
index 0000000..5a2db35
--- /dev/null
+++ b/uart_send_chr.c
@@ -0,0 +1,10 @@
+
+#include "mc8051fun.h"
+
+void uart_send_chr(char tx_data)
+{
+	TI = 0;			/* Clear TI flag */
+	SBUF = tx_data;		/* Load char in SBUF register */
+	while (TI==0);		/* Wait until stop bit transmit */
+}
+
diff --git a/uart_send_str.c b/uart_send_str.c
new file mode 100644
index 0000000..1fbe704
--- /dev/null
+++ b/uart_send_str.c
@@ -0,0 +1,8 @@
+
+#include "mc8051fun.h"
+
+void uart_send_str(const char *str)
+{
+	while(*str)
+		uart_send_chr(*str++);
+}