From fb1d9c464c8b50f3ed5ace4c0f782f5538615e50 Mon Sep 17 00:00:00 2001
From: Martin Guy <martinwguy@gmail.com>
Date: Sat, 10 Dec 2011 17:51:03 +0100
Subject: [PATCH] For new LCD firmware, drop need to limit data to 31 bytes

The previous Mizar32 LCD firmware had a limit of 31 bytes per
data message, while the new has no limit. This commit drops the
code that used to split long data transfers into 31-byte chunks.
---
 src/platform/avr32/lcd.c | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/src/platform/avr32/lcd.c b/src/platform/avr32/lcd.c
index 4587d722..2c77df30 100644
--- a/src/platform/avr32/lcd.c
+++ b/src/platform/avr32/lcd.c
@@ -43,21 +43,15 @@ static void lcd_stop()
 // "address" is LCD_CMD for LCD commands, LCD_DATA for LCD data.
 static int send_generic( u8 address, const u8 *data, int len )
 {
+  lcd_start();
+  i2c_start_cond();
+  i2c_write_byte( address );
   while ( len > 0 ) {
-    int nbytes;    // number of bytes sent in this I2C packet
-
-    lcd_start();
-    i2c_start_cond();
-    i2c_write_byte( address );
-    // Mizar32 LCD module has a maximum of 31 bytes per data packet
-    nbytes = 0;
-    while ( len > 0 && nbytes < 31 ) {
-      i2c_write_byte( *data++ );
-      nbytes++; len--;
-    }
-    i2c_stop_cond();
-    lcd_stop();
+    i2c_write_byte( *data++ );
+    len--;
   }
+  i2c_stop_cond();
+  lcd_stop();
   return 0;
 }