Tsukuni Koji / SO1602A

SO1602A Lib. SO1602A is Organic LED, has 16 chars and 2 lines. This lib supports printf() of C-Language. http://akizukidenshi.com/catalog/g/gP-08276/

Fork of SO1602A by Akinori Hashimoto

Diff: SO1602A.cpp

Revision:
3:eaaedd09fa6b
Parent:
2:45791c1064f6
Child:
4:e17943b827d8
--- a/SO1602A.cpp	Fri Oct 02 06:43:18 2015 +0000
+++ b/SO1602A.cpp	Mon Oct 19 05:44:49 2015 +0000
@@ -28,18 +28,18 @@
 int SO1602A::_putc(int val)     // for printf()
 {
     if (val == '\n') {
-        _column = 0;
-        _row = (_row + 1) % 2;
+        col = 0;
+        row = (row + 1) % 2;
     } else {
-        locate(_column, _row);
+        locate(col, row);
         buf[0]= 0x40;
         buf[1]= val;
         i2c.write(addr, buf, 2);
 
-        _column++;
-        if (_column >= 16) {
-            _column = 0;
-            _row = (_row + 1) % 2;
+        col++;
+        if (col >= 16) {
+            col = 0;
+            row = (row + 1) % 2;
         }
     }
     wait_ms(1);
@@ -52,15 +52,17 @@
     return -1;
 }
 
-void SO1602A::locate(int col, int row)
+void SO1602A::locate(int _col, int _row)
 {
+    col= _col;
+    row= _row;
     cmd(0x80 + row * 0x20 + col);
     return;
 }
 
 void SO1602A::init()
 {
-    _column= _row= 0;
+    col= row= 0;
     buf[0]= 0x00;
     buf[1]= 0x00;
     buf[2]= 0x00;