7segment SPI LED module from DF Robot.com

Dependents:   spi7seg_test

Revision:
2:27cc28619363
Parent:
1:fcb72bd26532
--- a/Spi7Seg.cpp	Fri Jan 30 22:46:29 2015 +0000
+++ b/Spi7Seg.cpp	Sun Feb 08 06:46:20 2015 +0000
@@ -18,12 +18,12 @@
     NUM_PAT_C, NUM_PAT_D, NUM_PAT_E, NUM_PAT_F};
 
 // 8 digit
-Spi7Seg::Spi7Seg(PinName data,PinName clock, PinName ratch) :
-    _dataPin(data), _clockPin(clock), _ratchPin(ratch) {
+Spi7Seg::Spi7Seg(PinName data,PinName clock, PinName latch) :
+    _dataPin(data), _clockPin(clock), _latchPin(latch) {
     _numOfDigs = 8;
     _dataPin = 0;
     _clockPin = 1;
-    _ratchPin = 1;
+    _latchPin = 1;
     _zeroSupress = 1;
 }
 
@@ -122,7 +122,7 @@
 
 
 void Spi7Seg::update(void) {
-    _ratchPin = 0;
+    _latchPin = 0;
     for (int col = _numOfDigs ; col >= 0 ; col--) {  // reverse order
         for (int i = 7; i >= 0; i--) {
             _clockPin = 0;
@@ -135,7 +135,7 @@
             _dataPin = 0;
         }
     }
-    _ratchPin = 1;
+    _latchPin = 1;
 }
 
 void Spi7Seg::updateWithDelay(int ms) {