yan/archived-lcd4linux
1
0
Fork 0
mirror of https://github.com/netfun2000/lcd4linux.git synced 2026-02-27 09:44:34 +08:00
Code Issues Packages Projects Releases Wiki Activity

[lcd4linux @ 2004-03-19 09:17:46 by reinelt]

Browse Source 
removed the extra 'goto' function, row and col are additional parameters
of the write() function now.

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@404 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
2004-03-19 09:17:46 +00:00
parent fc469b900f
commit 42fbc61ad0
8 changed files with 134 additions and 109 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
drv_USBLCD.c
View File

@@ -1,4 +1,4 @@
/* $Id: drv_USBLCD.c,v 1.1 2004/02/15 08:22:47 reinelt Exp $
/* $Id: drv_USBLCD.c,v 1.2 2004/03/19 09:17:46 reinelt Exp $
*
* new style driver for USBLCD displays
*
@@ -26,6 +26,11 @@
*
*
* $Log: drv_USBLCD.c,v $
* Revision 1.2 2004/03/19 09:17:46 reinelt
*
* removed the extra 'goto' function, row and col are additional parameters
* of the write() function now.
*
* Revision 1.1 2004/02/15 08:22:47 reinelt
* ported USBLCD driver to NextGeneration
* added drv_M50530.c (I forgot yesterday, sorry)
@@ -109,28 +114,30 @@ static void drv_UL_command (unsigned char cmd)
}
static void drv_UL_write (unsigned char *string, int len)
{
while (len--) {
if(*string==0) *BufPtr++=*string;
*BufPtr++=*string++;
}
drv_UL_send();
}
static void drv_UL_goto (int row, int col)
static void drv_UL_write (int row, int col, unsigned char *data, int len)
{
int pos=(row%2)*64+(row/2)*20+col;
drv_UL_command (0x80|pos);
}
while (len--) {
if(*data==0) *BufPtr++=*data;
*BufPtr++=*data++;
}
drv_UL_send();
}
static void drv_UL_defchar (int ascii, unsigned char *buffer)
{
int i;
drv_UL_command (0x40|8*ascii);
drv_UL_write (buffer, 8);
// drv_UL_write() will call drv_UL_send(), so don't call it here!
for (i=0; i<8; i++) {
*BufPtr++ = *buffer++;
}
drv_UL_send();
}
@@ -283,7 +290,6 @@ int drv_UL_init (char *section)
// real worker functions
drv_generic_text_real_write = drv_UL_write;
drv_generic_text_real_goto = drv_UL_goto;
drv_generic_text_real_defchar = drv_UL_defchar;