aboutsummaryrefslogtreecommitdiffstats
path: root/Crystalfontz.c
diff options
context:
space:
mode:
authorreinelt <>2003-08-17 06:57:04 +0000
committerreinelt <>2003-08-17 06:57:04 +0000
commitb8ce24183e70feb522c99a3d535bba84ccabc5ff (patch)
tree4dea178ea3db8666d95421422a4647690bfc7da7 /Crystalfontz.c
parenta742f6024f11809361a63053994cdcd888da3a2f (diff)
downloadlcd4linux-b8ce24183e70feb522c99a3d535bba84ccabc5ff.tar.gz
[lcd4linux @ 2003-08-17 06:57:04 by reinelt]
complete rewrite of the Crystalfontz driver
Diffstat (limited to 'Crystalfontz.c')
-rw-r--r--Crystalfontz.c777
1 files changed, 304 insertions, 473 deletions
diff --git a/Crystalfontz.c b/Crystalfontz.c
index a1bea63..4479210 100644
--- a/Crystalfontz.c
+++ b/Crystalfontz.c
@@ -1,4 +1,4 @@
-/* $Id: Crystalfontz.c,v 1.10 2003/07/24 04:48:09 reinelt Exp $
+/* $Id: Crystalfontz.c,v 1.11 2003/08/17 06:57:04 reinelt Exp $
*
* driver for display modules from Crystalfontz
*
@@ -19,6 +19,9 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Log: Crystalfontz.c,v $
+ * Revision 1.11 2003/08/17 06:57:04 reinelt
+ * complete rewrite of the Crystalfontz driver
+ *
* Revision 1.10 2003/07/24 04:48:09 reinelt
* 'soft clear' needed for virtual rows
*
@@ -53,529 +56,357 @@
* Revision 1.3 2000/06/04 21:43:50 herp
* minor bugfix (zero length)
*
- *
*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <termios.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#include "debug.h"
-#include "cfg.h"
-#include "lock.h"
-#include "display.h"
-#include "bar.h"
-#include "Crystalfontz.h"
-
-#define XRES 6
-#define YRES 8
-#define BARS ( BAR_L | BAR_R | BAR_H2 )
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include <termios.h>
+#include <fcntl.h>
+
+#include "debug.h"
+#include "cfg.h"
+#include "lock.h"
+#include "display.h"
+#include "bar.h"
+
+#define XRES 5
+#define YRES 8
+#define CHARS 8
static LCD Lcd;
static char *Port=NULL;
static speed_t Speed;
static int Device=-1;
-
-static char *Txtbuf,*BackupTxtbuf; /* text (+backup) buffer */
-static char *Barbuf,*BackupBarbuf; /* bar (+backup) buffer */
-static char *CustCharMap;
-static int tdim,bdim; /* text/bar dimension */
-static char isTxtDirty;
-static char *isBarDirty;
-static char isAnyBarDirty;
-
-int cryfonquit(void) {
-
- debug ("closing port %s", Port);
- close(Device);
- unlock_port(Port);
- exit(0);
+static int GPO;
+
+static char *FrameBuffer1=NULL;
+static char *FrameBuffer2=NULL;
+
+
+static int CF_open (void)
+{
+ int fd;
+ pid_t pid;
+ struct termios portset;
+
+ if ((pid=lock_port(Port))!=0) {
+ if (pid==-1)
+ error ("Crystalfontz: port %s could not be locked", Port);
+ else
+ error ("Crystalfontz: port %s is locked by process %d", Port, pid);
+ return -1;
+ }
+ fd = open(Port, O_RDWR | O_NOCTTY | O_NDELAY);
+ if (fd==-1) {
+ error ("Crystalfontz: open(%s) failed: %s", Port, strerror(errno));
+ unlock_port(Port);
+ return -1;
+ }
+ if (tcgetattr(fd, &portset)==-1) {
+ error ("Crystalfontz: tcgetattr(%s) failed: %s", Port, strerror(errno));
+ unlock_port(Port);
+ return -1;
+ }
+ cfmakeraw(&portset);
+ cfsetospeed(&portset, Speed);
+ if (tcsetattr(fd, TCSANOW, &portset)==-1) {
+ error ("Crystalfontz: tcsetattr(%s) failed: %s", Port, strerror(errno));
+ unlock_port(Port);
+ return -1;
+ }
+ return fd;
}
-static int cryfonopen() {
-int fd;
-pid_t pid;
-struct termios portset;
- if ((pid=lock_port(Port))!=0) {
- if (pid==-1) error ("Crystalfontz: port %s could not be locked",Port);
- else error ("Crystalfontz: port %s is locked by process %d",Port,pid);
- return -1;
- }
- fd=open(Port,O_RDWR|O_NOCTTY|O_NDELAY);
- if (fd==-1) {
- error ("Crystalfontz: open(%s) failed: %s", Port, strerror(errno));
- unlock_port(Port);
- return -1;
- }
- if (tcgetattr(fd,&portset)==-1) {
- error ("Crystalfontz: tcgetattr(%s) failed: %s", Port, strerror(errno));
- unlock_port(Port);
- return -1;
- }
- cfmakeraw(&portset);
- cfsetospeed(&portset,Speed);
- if (tcsetattr(fd, TCSANOW, &portset)==-1) {
- error ("Crystalfontz: tcsetattr(%s) failed: %s", Port, strerror(errno));
- unlock_port(Port);
- return -1;
- }
- return fd;
+static void CF_write (char *string, int len)
+{
+ if (Device==-1) return;
+ if (write (Device, string, len)==-1) {
+ if (errno==EAGAIN) {
+ usleep(1000);
+ if (write (Device, string, len)>=0) return;
+ }
+ error ("Crystalfontz: write(%s) failed: %s", Port, strerror(errno));
+ }
}
-int cryfoninit(LCD *Self) {
-char *port;
-char *speed;
-char *backlight;
-char *contrast;
-char cmd_backlight[2]={ CRYFON_BACKLIGHT_CTRL, };
-char cmd_contrast[2]={ CRYFON_CONTRAST_CTRL, };
-
- Lcd=*Self;
-
- if (Port) {
- free(Port);
- Port=NULL;
- }
-
- if ((port=cfg_get("Port",NULL))==NULL || *port=='\0') {
- error ("CrystalFontz: no 'Port' entry in %s", cfg_file());
- return -1;
- }
- if (port[0]=='/') Port=strdup(port);
- else {
- Port=(char *)malloc(5/*/dev/ */+strlen(port)+1);
- sprintf(Port,"/dev/%s",port);
- }
-
- speed=cfg_get("Speed","9600");
- switch(atoi(speed)) {
- case 1200:
- Speed=B1200;
- break;
- case 2400:
- Speed=B2400;
- break;
- case 9600:
- Speed=B9600;
- break;
- case 19200:
- Speed=B19200;
- break;
- default:
- error ("CrystalFontz: unsupported speed '%s' in '%s'", speed, cfg_file());
- return -1;
- }
- debug ("using port %s at %d baud", Port, atoi(speed));
+static int CF_backlight (void)
+{
+ char buffer[3];
+ int backlight;
- if ((Device=cryfonopen())==-1)
- return -1;
-
- tdim=Lcd.rows*Lcd.cols;
- bdim=Lcd.rows*Lcd.cols*2;
-
- Txtbuf=(char *)malloc(tdim);
- if (Txtbuf==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- CustCharMap=(char *)malloc(tdim);
- if (CustCharMap==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- BackupTxtbuf=(char *)malloc(tdim);
- if (BackupTxtbuf==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- Barbuf=(char *)malloc(bdim);
- if (Barbuf==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- BackupBarbuf=(char *)malloc(bdim);
- if (BackupBarbuf==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- isBarDirty=(char *)malloc(Lcd.rows);
- if (isBarDirty==NULL) {
- error ("CrystalFontz: out of memory");
- return -1;
- }
- memset(Txtbuf,' ',tdim);
- memset(CustCharMap,-1,tdim);
- memset(BackupTxtbuf,255,tdim);
- memset(Barbuf,0,bdim);
- memset(BackupBarbuf,0,bdim);
- memset(isBarDirty,0,Lcd.rows);
- isAnyBarDirty=0;
- isTxtDirty=0;
-
- usleep(350000);
- write(Device, CRYFON_HIDE_CURSOR CRYFON_SCROLL_OFF CRYFON_WRAP_OFF,3);
- backlight=cfg_get("Backlight",NULL);
- if (backlight) {
- cmd_backlight[1]=atoi(backlight);
- write(Device,cmd_backlight,4);
- }
-
- contrast=cfg_get("Contrast",NULL);
- if (contrast) {
- cmd_contrast[1]=atoi(contrast);
- write(Device,cmd_contrast,2);
- }
-
- return 0;
+ backlight=atoi(cfg_get("Backlight","0"));
+ snprintf (buffer, 3, "\016%c", backlight);
+ CF_write (buffer, 2);
+ return 0;
}
-int cryfonclear(int full) {
- memset(Txtbuf,' ',tdim);
- memset(Barbuf,0,bdim);
- return 0;
-}
-int cryfonput(int row,int col,char *text) {
-int pos;
+static int CF_contrast (void)
+{
+ char buffer[3];
+ int contrast;
- pos=row*Lcd.cols+col;
- memcpy(Txtbuf+pos,text,strlen(text));
- isTxtDirty|=memcmp(Txtbuf+pos,BackupTxtbuf+pos,strlen(text));
- return 0;
+ contrast=atoi(cfg_get("Contrast","50"));
+ snprintf (buffer, 3, "\017%c", contrast);
+ CF_write (buffer, 2);
+ return 0;
}
-static unsigned char p1[] = { 0x3f,0x1f,0x0f,0x07,0x03,0x01,0x00 };
-static unsigned char p2[] = { 0x00,0x20,0x30,0x38,0x3c,0x3e,0x3f };
-
-static void blacken(int bitfrom,int len,int pos,int startbyte,int endbyte) {
-
- if (len<1) return;
- if (startbyte==endbyte)
- Barbuf[pos] |=
- (p1[bitfrom%XRES] & p2[1+((bitfrom+len-1)%XRES)]);
- else {
- int n;
- Barbuf[pos] |= p1[bitfrom%XRES];
- n=endbyte-startbyte-1;
- if (n>0) memset(Barbuf+pos+1,0x3f,n);
- Barbuf[pos+n+1] |= p2[1+((bitfrom+len-1)%XRES)];
- }
-}
-static void whiten(int bitfrom,int len,int pos,int startbyte,int endbyte) {
-
- if (len<1) return;
- if (startbyte==endbyte)
- Barbuf[pos] &=
- (p2[bitfrom%XRES] | p1[1+((bitfrom+len-1)%XRES)]);
- else {
- int n;
- Barbuf[pos] &= p2[bitfrom%XRES];
- n=endbyte-startbyte-1;
- if (n>0) memset(Barbuf+pos+1,0x00,n);
- Barbuf[pos+n+1] &= p1[1+((bitfrom+len-1)%XRES)];
- }
-}
+static void CF_define_char (int ascii, char *buffer)
+{
+ char cmd[3]="031"; // set custom char bitmap
-int cryfonbar(int type,int row,int col,int max,int len1,int len2) {
-int endb,maxb;
-int bitfrom;
-int pos;
-
- if (len1<1) len1=1;
- else if (len1>max) len1=max;
-
- if (len2<1) len2=1;
- else if (len2>max) len2=max;
-
- bitfrom=col*XRES;
- endb=(bitfrom+len1-1)/XRES;
- pos=row*Lcd.cols*2;
-
- switch(type) {
- case BAR_L:
- blacken(bitfrom,len1,pos+col,col,endb);
- endb=(bitfrom+len1)/XRES;
- maxb=(bitfrom+max-1)/XRES;
- whiten(bitfrom+len1,max-len1,pos+endb,endb,maxb);
- if (len1==len2)
- memcpy(Barbuf+pos+col+Lcd.cols,
- Barbuf+pos+col,
- maxb-col+1);
- else {
- pos+=Lcd.cols;
- endb=(bitfrom+len2-1)/XRES;
- blacken(bitfrom,len2,pos+col,col,endb);
- endb=(bitfrom+len2)/XRES;
- whiten(bitfrom+len2,max-len2,pos+endb,endb,maxb);
- }
- break;
- case BAR_R:
- blacken(bitfrom,len1,pos+col,col,endb);
- endb=(bitfrom+len1)/XRES;
- maxb=(bitfrom+max-1)/XRES;
- whiten(bitfrom+len1,max-len1,pos+endb,endb,maxb);
- if (len1==len2)
- memcpy(Barbuf+pos+col+Lcd.cols,
- Barbuf+pos+col,
- maxb-col+1);
- else {
- pos+=Lcd.cols;
- endb=(bitfrom+len2-1)/XRES;
- blacken(bitfrom,len2,pos+col,col,endb);
- endb=(bitfrom+len2)/XRES;
- whiten(bitfrom+len2,max-len2,pos+endb,endb,maxb);
- }
- break;
- }
- isBarDirty[row]=1;
- isAnyBarDirty=1; /* dont know exactly, check anyway */
- return 0;
+ cmd[1]=(char)ascii;
+ CF_write (cmd, 2);
+ CF_write (buffer, 8);
}
-static int txt_lc=-1,txt_lr=-1;
-static void writeTxt(char r,char c,int itxt,int len) {
-static char cmd_goto[3]=CRYFON_GOTO;
-
- if (txt_lr!=r || txt_lc!=c) {
- if (r==0 && c==0) write(Device,CRYFON_HOME,1);
- else {
- cmd_goto[1]=(unsigned char)c;
- cmd_goto[2]=(unsigned char)r;
- write(Device,(char *)&cmd_goto,3);
- }
- }
- txt_lr=r;
- txt_lc=c+len;
- write(Device,Txtbuf+itxt,len);
+static int CF_clear (int full)
+{
+ memset (FrameBuffer1, ' ', Lcd.rows*Lcd.cols*sizeof(char));
+ bar_clear();
+ GPO=0;
+
+ if (full) {
+ memset (FrameBuffer2, ' ', Lcd.rows*Lcd.cols*sizeof(char));
+ // Fixme: is there a "clear screen" command?
+ // CF_write ("\000", 1); // Clear Screen
+ }
+
+ return 0;
}
-static void writeTxtDiff() {
-int spos,scol;
-int i,j,k;
-
- k=0;
- txt_lr=txt_lc=-1;
- for (i=0;i<Lcd.rows;i++) {
- spos=-1;
- scol=0; /* make gcc happy */
- for (j=0;j<Lcd.cols;j++) {
- if (Txtbuf[k]^BackupTxtbuf[k]) {
- if (spos==-1) {
- spos=k;
- scol=j;
- }
- } else if (spos>-1) {
- writeTxt((char)i,(char)scol,spos,k-spos);
- memcpy(BackupTxtbuf+spos,Txtbuf+spos,k-spos);
- spos=-1;
- }
- k++;
- }
- if (spos>-1) {
- writeTxt((char)i,(char)scol,spos,k-spos);
- memcpy(BackupTxtbuf+spos,Txtbuf+spos,k-spos);
- }
- }
-}
-/* private bar flushing routines */
-
-static char BarCharBuf[256];
-static int bi=0;
-
-static void flushBarCharBuf() {
- if (bi) {
- write(Device,BarCharBuf,bi); /* flush buffer */
- tcdrain(Device);
- bi=0;
- }
+static int CF_init (LCD *Self)
+{
+ char *port;
+ char *speed;
+
+ Lcd=*Self;
+
+ // Init the framebuffers
+ FrameBuffer1 = (char*)malloc(Lcd.cols*Lcd.rows*sizeof(char));
+ FrameBuffer2 = (char*)malloc(Lcd.cols*Lcd.rows*sizeof(char));
+ if (FrameBuffer1==NULL || FrameBuffer2==NULL) {
+ error ("Crystalfontz: framebuffer could not be allocated: malloc() failed");
+ return -1;
+ }
+
+ if (Port) {
+ free (Port);
+ Port=NULL;
+ }
+
+ port=cfg_get ("Port",NULL);
+ if (port==NULL || *port=='\0') {
+ error ("Crystalfontz: no 'Port' entry in %s", cfg_file());
+ return -1;
+ }
+ Port=strdup(port);
+
+ speed=cfg_get("Speed","19200");
+
+ switch (atoi(speed)) {
+ case 1200:
+ Speed=B1200;
+ break;
+ case 2400:
+ Speed=B2400;
+ break;
+ case 9600:
+ Speed=B9600;
+ break;
+ case 19200:
+ Speed=B19200;
+ break;
+ default:
+ error ("Crystalfontz: unsupported speed '%s' in %s", speed, cfg_file());
+ return -1;
+ }
+
+ debug ("using port %s at %d baud", Port, atoi(speed));
+
+ Device=CF_open();
+ if (Device==-1) return -1;
+
+ bar_init(Lcd.rows, Lcd.cols, XRES, YRES, CHARS);
+ bar_add_segment( 0, 0,255, 32); // ASCII 32 = blank
+ bar_add_segment(255,255,255,255); // ASCII 255 = block
+
+ // MR: why such a large delay?
+ usleep(350000);
+
+ CF_clear(1);
+
+ CF_write ("\004", 1); // hide cursor
+ CF_write ("\024", 1); // scroll off
+ CF_write ("\030", 1); // wrap off
+
+ CF_backlight();
+ CF_contrast();
+
+ return 0;
}
-static void writeBarCharBuf(char *s,int len) {
- if (bi+len>=sizeof(BarCharBuf)) {
- flushBarCharBuf();
- }
- memcpy(BarCharBuf+bi,s,len);
- bi+=len;
-}
-static struct {
- char use_count; /* 0 - unused */
- char data[8];
-} cust_chars[8] = {
- { 0, }, { 0, }, { 0, }, { 0, }, { 0, }, { 0, }, { 0, }, { 0, }
-};
+void CF_goto (int row, int col)
+{
+ char cmd[3]="\021"; // set cursor position
-static int search_cust_char(char c1,char c2) {
-int i;
- for (i=0;i<8;i++) {
- if (cust_chars[i].data[0]==c1
- && cust_chars[i].data[4]==c2) {
- return i;
- }
- }
- return -1; /* not found */
+ if (row==0 && col==0) {
+ CF_write ("\001", 1); // cursor home
+ } else {
+ cmd[1]=(char)col;
+ cmd[2]=(char)row;
+ CF_write(cmd,3);
+ }
}
-static void set_cust_char(int ci,char c1,char c2) {
-static char cmd_cust[10] = CRYFON_SET_CUSTOM_CHAR_BITMAP;
- memset(cust_chars[ci].data,c1,4);
- memset(cust_chars[ci].data+4,c2,4);
- cmd_cust[1]=ci;
- memset(cmd_cust+2,c1,4);
- memset(cmd_cust+6,c2,4);
- writeBarCharBuf(cmd_cust,10);
+int CF_put (int row, int col, char *text)
+{
+ char *p=FrameBuffer1+row*Lcd.cols+col;
+ char *t=text;
+
+ while (*t && col++<=Lcd.cols) {
+ *p++=*t++;
+ }
+ return 0;
}
-static int alloc_cust_char(char c1,char c2) {
-static char allzero[8]={0, };
-int i;
- /* first, try to allocate a never used entry */
-
- for(i=0;i<8;i++)
- if (memcmp(cust_chars[i].data,allzero,8)==0) {
- set_cust_char(i,c1,c2);
- return i;
- }
-
- /* if that fails, pick an entry with is not yet in use */
-
- for(i=0;i<8;i++)
- if (cust_chars[i].use_count==0) {
- set_cust_char(i,c1,c2);
- return i;
- }
- return -1; /* no free char */
+int CF_bar (int type, int row, int col, int max, int len1, int len2)
+{
+ return bar_draw (type, row, col, max, len1, len2);
}
-static void use_cust_char(int i,int j,int ci) {
-int x;
- x=i*Lcd.cols+j;
- if (CustCharMap[x]==-1) {
- cust_chars[ci].use_count++;
- CustCharMap[x]=ci;
- }
- /* else: internal consistency failure */
- else {
- error ("Crystalfontz: internal consistency failure 1");
- exit(0);
- }
-}
-static void unuse_cust_char(int i,int j) {
-int ci,x;
- x=i*Lcd.cols+j;
- ci=CustCharMap[x];
- if (ci>-1) {
- CustCharMap[x]=-1;
- cust_chars[ci].use_count--;
- if (cust_chars[i].use_count==-1) {
- error ("Crystalfontz: internal consistency failure 2");
- exit(0);
- }
+static int CF_flush (void)
+{
+ int row, col, pos1, pos2;
+ int c, equal;
+
+ bar_process(CF_define_char);
+
+ for (row=0; row<Lcd.rows; row++) {
+ for (col=0; col<Lcd.cols; col++) {
+ c=bar_peek(row, col);
+ if (c!=-1) {
+ FrameBuffer1[row*Lcd.cols+col]=(char)c;
+ }
+ }
+ for (col=0; col<Lcd.cols; col++) {
+ if (FrameBuffer1[row*Lcd.cols+col]==FrameBuffer2[row*Lcd.cols+col]) continue;
+ CF_goto (row, col);
+ for (pos1=col++, pos2=pos1, equal=0; col<Lcd.cols; col++) {
+ if (FrameBuffer1[row*Lcd.cols+col]==FrameBuffer2[row*Lcd.cols+col]) {
+ // If we find just one equal byte, we don't break, because this
+ // would require a goto, which takes one byte, too.
+ if (++equal>4) break;
+ } else {
+ pos2=col;
+ equal=0;
}
+ }
+ CF_write (FrameBuffer1+row*Lcd.cols+pos1, pos2-pos1+1);
+ }
+ }
+
+ memcpy (FrameBuffer2, FrameBuffer1, Lcd.rows*Lcd.cols*sizeof(char));
+
+ return 0;
}
-static int bar_lc=-1,bar_lr=-1;
+int CF_quit (void)
+{
+ info("Crystalfontz: shutting down.");
-static void writeChar(unsigned char r,unsigned char c,unsigned char ch) {
-static char cmd_goto[3]=CRYFON_GOTO;
+ debug ("closing port %s", Port);
+ close (Device);
+ unlock_port(Port);
- if (bar_lr!=r || bar_lc!=c) {
- if (r==0 && c==0) writeBarCharBuf(CRYFON_HOME,1);
- else {
- cmd_goto[1]=(unsigned char)c;
- cmd_goto[2]=(unsigned char)r;
- writeBarCharBuf((char *)&cmd_goto,3);
- }
- }
- bar_lr=r;
- bar_lc=c++;
- writeBarCharBuf(&ch,1);
-}
+ if (FrameBuffer1) {
+ free(FrameBuffer1);
+ FrameBuffer1=NULL;
+ }
-static void writeBarDiff() {
-char c1,c2;
-int i,j,k1,k2,ci;
-
- for (i=0;i<Lcd.rows;i++) {
- if (isBarDirty[i]) {
- k1=i*Lcd.cols*2;
- k2=k1+Lcd.cols;
- bar_lr=bar_lc=-1;
- for (j=0;j<Lcd.cols;j++) {
- c1=Barbuf[k1];
- c2=Barbuf[k2];
- if (c1^BackupBarbuf[k1] ||
- c2^BackupBarbuf[k2]) {
-
- if (c1==0 && c2==0) { /* blank */
- unuse_cust_char(i,j);
- writeChar(i,j,' ');
- }
- else if (c1==0x1f && c2==0x1f) { /*boxlike*/
- unuse_cust_char(i,j);
- writeChar(i,j,0xff);
- }
- else {
- /* search cust char */
- ci=search_cust_char(c1,c2);
- if (ci>-1) { /* found: reuse that char */
- unuse_cust_char(i,j);
- writeChar(i,j,128+ci);
- use_cust_char(i,j,ci);
- }
- else { /* not found: get a new one */
- ci=alloc_cust_char(c1,c2);
- if (ci>-1) {
- unuse_cust_char(i,j);
- writeChar(i,j,128+ci);
- use_cust_char(i,j,ci);
- }
- else error ("failed to alloc a custom char");
- }
- }
- BackupBarbuf[k1]=c1;
- BackupBarbuf[k2]=c2;
- }
- k1++;
- k2++;
- }
- }
- isBarDirty[i]=0;
- }
- flushBarCharBuf();
-}
+ if (FrameBuffer2) {
+ free(FrameBuffer2);
+ FrameBuffer2=NULL;
+ }
-int cryfonflush() {
-
- if (isTxtDirty) {
- writeTxtDiff();
- isTxtDirty=0;
- }
- if (isAnyBarDirty) {
- writeBarDiff();
- isAnyBarDirty=0;
- }
-
- return 0;
+ return (0);
}
+
LCD Crystalfontz[] = {
- { "626",2,16,XRES,YRES,BARS,0,cryfoninit,cryfonclear,cryfonput,cryfonbar,NULL,cryfonflush,cryfonquit },
- { "636",2,16,XRES,YRES,BARS,0,cryfoninit,cryfonclear,cryfonput,cryfonbar,NULL,cryfonflush,cryfonquit },
- { "632",2,16,XRES,YRES,BARS,0,cryfoninit,cryfonclear,cryfonput,cryfonbar,NULL,cryfonflush,cryfonquit },
- { "634",4,20,XRES,YRES,BARS,0,cryfoninit,cryfonclear,cryfonput,cryfonbar,NULL,cryfonflush,cryfonquit },
+ { name: "626",
+ rows: 2,
+ cols: 16,
+ xres: XRES,
+ yres: YRES,
+ bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
+ gpos: 0,
+ init: CF_init,
+ clear: CF_clear,
+ put: CF_put,
+ bar: CF_bar,
+ gpo: NULL,
+ flush: CF_flush,
+ quit: CF_quit
+ },
+ { name: "636",
+ rows: 2,
+ cols: 16,
+ xres: XRES,
+ yres: YRES,
+ bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
+ gpos: 0,
+ init: CF_init,
+ clear: CF_clear,
+ put: CF_put,
+ bar: CF_bar,
+ gpo: NULL,
+ flush: CF_flush,
+ quit: CF_quit
+ },
+ { name: "632",
+ rows: 2,
+ cols: 16,
+ xres: XRES,
+ yres: YRES,
+ bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
+ gpos: 0,
+ init: CF_init,
+ clear: CF_clear,
+ put: CF_put,
+ bar: CF_bar,
+ gpo: NULL,
+ flush: CF_flush,
+ quit: CF_quit
+ },
+ { name: "634",
+ rows: 4,
+ cols: 20,
+ xres: XRES,
+ yres: YRES,
+ bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2,
+ gpos: 0,
+ init: CF_init,
+ clear: CF_clear,
+ put: CF_put,
+ bar: CF_bar,
+ gpo: NULL,
+ flush: CF_flush,
+ quit: CF_quit
+ },
{ NULL }
};