From: Keith Packard <keithp@keithp.com>
Date: Wed, 25 Mar 2009 07:41:49 +0000 (-0700)
Subject: Add a per-char delay
X-Git-Tag: 0.5~58^2~31
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=019456a17d36f8f9f9b72cfbc980492175086d32

Add a per-char delay
---

diff --git a/target/serial/serial.c b/target/serial/serial.c
index 1050b9a6..1c352831 100644
--- a/target/serial/serial.c
+++ b/target/serial/serial.c
@@ -156,6 +156,7 @@ delay (unsigned char n)
 	unsigned char i = 0;
 	unsigned char j = 0;
 
+	n++;
 	while (--n != 0)
 		while (--i != 0)
 			while (--j != 0)
@@ -215,8 +216,10 @@ void
 usart_out_byte(uint8_t byte)
 {
 	U1DBUF = byte;
-	while (!UTX1IF);
+	while (!UTX1IF)
+		;
 	UTX1IF = 0;
+	delay(1);
 }
 
 uint8_t
@@ -230,10 +233,6 @@ usart_in_byte(void)
 	return b;
 }
 
-#define spi_init()	usart_init()
-#define spi_out_byte(b)	usart_out_byte(b)
-#define spi_in_byte()	usart_in_byte()
-
 static char string[] = "hello world\r\n";
 
 main ()
@@ -245,7 +244,7 @@ main ()
 	while (!(SLEEP & SLEEP_XOSC_STB))
 		;
 	
-	spi_init();
+	usart_init();
 
 	for (;;) {
 		for (i = 0; i < sizeof(string) - 1; i++)