Diff: uLCD_4DGL_Touch.cpp

Revision:

6:b759b69cbaf9

Parent:

1:8b656995301f

--- a/uLCD_4DGL_Touch.cpp	Fri Nov 22 02:44:37 2013 +0000
+++ b/uLCD_4DGL_Touch.cpp	Mon Nov 25 04:24:22 2013 +0000
@@ -1,5 +1,5 @@
 //
-// uLCD_4DGL is a class to drive 4D Systems TFT touch screens
+// uLCD_4DGL is a class to drive 4D Systems LCD screens
 //
 // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr>
 //
@@ -20,7 +20,8 @@
 #include "uLCD_4DGL.h"
 
 //******************************************************************************************************
-void uLCD_4DGL :: touch_mode(char mode) { // Send touch mode (WAIT, PRESS, RELEASE or MOVE)
+void uLCD_4DGL :: touch_mode(char mode)   // Send touch mode (WAIT, PRESS, RELEASE or MOVE)
+{
 
     char command[2]= "";
 
@@ -31,30 +32,33 @@
 }
 
 //******************************************************************************************************
-void uLCD_4DGL :: get_touch(int *x, int *y) { // Get the touch coordinates
+void uLCD_4DGL :: get_touch(int *x, int *y)   // Get the touch coordinates
+{
 
     char command[2] = "";
-    
+
     command[0] = GETTOUCH;
     command[1] = GETPOSITION;
-    
+
     getTOUCH(command, 2, x, y);
 }
 
 //******************************************************************************************************
-int uLCD_4DGL :: touch_status(void) { // Get the touch screen status
+int uLCD_4DGL :: touch_status(void)   // Get the touch screen status
+{
 
     char command[2] = "";
-    
+
     command[0] = GETTOUCH;
     command[1] = STATUS;
-    
+
     return getSTATUS(command, 2);
 }
 
 
 //******************************************************************************************************
-void uLCD_4DGL :: wait_touch(int delay) { // wait until touch within a delay in milliseconds
+void uLCD_4DGL :: wait_touch(int delay)   // wait until touch within a delay in milliseconds
+{
 
     char command[3]= "";
 
@@ -67,7 +71,8 @@
 }
 
 //******************************************************************************************************
-void uLCD_4DGL :: set_touch(int x1, int y1 , int x2, int y2) { // define touch area
+void uLCD_4DGL :: set_touch(int x1, int y1 , int x2, int y2)   // define touch area
+{
 
     char command[9]= "";
 
@@ -86,4 +91,157 @@
     command[8] = y2 & 0xFF;
 
     writeCOMMAND(command, 9);
-}
\ No newline at end of file
+}
+//Media Commands
+
+//******************************************************************************************************
+int uLCD_4DGL :: media_init()
+{
+    int resp = 0;
+    char command[1] = "";
+    command[0] = MINIT;
+    writeCOMMAND(command, 1);
+    while (!_cmd.readable()) wait_ms(TEMPO);              // wait for screen answer
+    if (_cmd.readable()) {
+        resp = _cmd.getc();           // read response
+        resp = resp << 8 + _cmd.getc();
+    }
+    return resp;
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: set_byte_address(int hi, int lo)
+{
+    char command[5]= "";
+    command[0] = SBADDRESS;
+
+    command[1] = (hi >> 8) & 0xFF;
+    command[2] = hi & 0xFF;
+
+    command[3] = (lo >> 8) & 0xFF;
+    command[4] = lo & 0xFF;
+    writeCOMMAND(command, 5);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: set_sector_address(int hi, int lo)
+{
+
+    char command[5]= "";
+    command[0] = SSADDRESS;
+
+    command[1] = (hi >> 8) & 0xFF;
+    command[2] = hi & 0xFF;
+
+    command[3] = (lo >> 8) & 0xFF;
+    command[4] = lo & 0xFF;
+    writeCOMMAND(command, 5);
+}
+
+//******************************************************************************************************
+char uLCD_4DGL :: read_byte()
+{
+    char resp = 0;
+    char command[1] = "";
+    command[0] = READBYTE;
+    writeCOMMAND(command, 1);
+    while (!_cmd.readable()) wait_ms(TEMPO);              // wait for screen answer
+    if (_cmd.readable()) {
+        resp = _cmd.getc();           // read response
+        resp = _cmd.getc();
+    }
+    return resp;
+}
+
+//******************************************************************************************************
+int  uLCD_4DGL :: read_word()
+{
+    int resp=0;
+    char command[1] = "";
+    command[0] = READWORD;
+    writeCOMMAND(command, 1);
+    while (!_cmd.readable()) wait_ms(TEMPO);              // wait for screen answer
+    if (_cmd.readable()) {
+        resp = _cmd.getc();           // read response
+        resp = resp << 8 + _cmd.getc();
+    }
+    return resp;
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: write_byte(int value)
+{
+    char command[3]= "";
+
+    command[0] = WRITEBYTE;
+
+    command[1] = (value >> 8) & 0xFF;
+    command[2] = value & 0xFF;
+    writeCOMMAND(command,3);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: write_word(int value)
+{
+    char command[3]= "";
+
+    command[0] = WRITEWORD;
+
+    command[1] = (value >> 8) & 0xFF;
+    command[2] = value & 0xFF;
+    writeCOMMAND(command,3);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: flush_media()
+{
+    char command[1] = "";
+    command[0] = FLUSHMEDIA;
+    writeCOMMAND(command, 1);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: display_image(int x, int y)
+{
+    char command[6]= "";
+    command[0] = DISPLAYIMAGE;
+
+    command[1] = (x >> 8) & 0xFF;
+    command[2] = x & 0xFF;
+
+    command[3] = (y >> 8) & 0xFF;
+    command[4] = y & 0xFF;
+    writeCOMMAND(command, 5);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: display_video(int x, int y)
+{
+    char command[5]= "";
+    command[0] = DISPLAYVIDEO;
+
+    command[1] = (x >> 8) & 0xFF;
+    command[2] = x & 0xFF;
+
+    command[3] = (y >> 8) & 0xFF;
+    command[4] = y & 0xFF;
+    writeCOMMAND(command, 5);
+}
+
+//******************************************************************************************************
+void uLCD_4DGL :: display_frame(int x, int y, int w)
+{
+    char command[7]= "";
+
+    command[0] = DISPLAYFRAME;
+
+    command[1] = (x >> 8) & 0xFF;
+    command[2] = x & 0xFF;
+
+    command[3] = (y >> 8) & 0xFF;
+    command[4] = y & 0xFF;
+
+    command[5] = (w >> 8) & 0xFF;
+    command[6] = w & 0xFF;
+    writeCOMMAND(command,7);
+}