Erik Kerger / NewTextLCD

Connect HD44780 LCD display to mbed (4-Bit mode). Changes to make PCF2116 work.

Dependents:   tuner Base_Hybrid_V3 Base_Hybrid_V2 base_rekam_darurat_v1 ... more

Files at this revision

API Documentation at this revision

Revision 1:fb402d95983d, committed 2011-03-28

Comitter:
erik_kedo
Date:
Mon Mar 28 09:09:21 2011 +0000
Parent:
0:9bdcc985b306
Commit message:
0.91

Changed in this revision

NewTextLCD.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/NewTextLCD.cpp	Mon Feb 28 17:13:47 2011 +0000
+++ b/NewTextLCD.cpp	Mon Mar 28 09:09:21 2011 +0000
@@ -41,6 +41,7 @@
     for (int i=0; i<3; i++) {
         _e = 1;
         __nop();
+        __nop();
         _d = 0x3;
         __nop();        // data setup time at least 60 ns
         _e = 0;
@@ -48,6 +49,7 @@
        }
     _e = 1;
     __nop();
+    __nop();
     _d = 0x2;           // 4 Bit mode (after this command, we have to send 2 nibbles)
     __nop(); 
     _e = 0;
@@ -112,6 +114,7 @@
     __nop();
     _e = 0;
     __nop();
+    __nop();
     _e = 1;
     __nop();
     _d = value >> 0;        // then lower