David Smart / RA8875 Featured

Library to control a Graphics TFT connected to 4-wire SPI - revised for the Raio RA8875 Display Controller.

Dependents:   FRDM_RA8875_mPaint RA8875_Demo RA8875_KeyPadDemo SignalGenerator ... more

Fork of SPI_TFT by Peter Drescher

See Components - RA8875 Based Display

Enhanced touch-screen support - where it previous supported both the Resistive Touch and Capacitive Touch based on the FT5206 Touch Controller, now it also has support for the GSL1680 Touch Controller.

Offline Help Manual (Windows chm)

/media/uploads/WiredHome/ra8875.zip.bin (download, rename to .zip and unzip)

Files at this revision

API Documentation at this revision

Revision 141:2ec78a50dc98, committed 2016-12-29

Comitter:
WiredHome
Date:
Thu Dec 29 20:06:00 2016 +0000
Parent:
140:33ca352755a2
Child:
142:6e9bff59878a
Child:
145:5eb2492acdda
Commit message:
Minor change from sprintf to snprintf in a couple of locations.

Changed in this revision

RA8875.cpp Show annotated file Show diff for this revision Revisions of this file
TextDisplay.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/RA8875.cpp	Tue Dec 27 15:46:18 2016 +0000
+++ b/RA8875.cpp	Thu Dec 29 20:06:00 2016 +0000
@@ -2505,7 +2505,7 @@
     display.puts("RA8875 Backlight Test - Ramp up.");
     wait_ms(delay);
     for (int i=0; i <= 255; i++) {
-        sprintf(buf, "%3d, %4d", i, w);
+        snprintf(buf, sizeof(buf), "%3d, %4d", i, w);
         display.puts(100,100,buf);
         display.Backlight_u8(i);
         wait_ms(w);

--- a/TextDisplay.cpp	Tue Dec 27 15:46:18 2016 +0000
+++ b/TextDisplay.cpp	Thu Dec 29 20:06:00 2016 +0000
@@ -26,8 +26,9 @@
     if (name == NULL) {
         _path = NULL;
     } else {
-        _path = new char[strlen(name) + 2];
-        sprintf(_path, "/%s", name);
+        int len = strlen(name) + 2;
+        _path = new char[len];
+        snprintf(_path, len, "/%s", name);
     }
 }