Diff: Nixie/Nixie.cpp

Revision:

0:b5bd2bc3c14d

diff -r 000000000000 -r b5bd2bc3c14d Nixie/Nixie.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Nixie/Nixie.cpp	Fri Jun 16 07:07:15 2017 +0000
@@ -0,0 +1,58 @@
+/***************************************************************
+功能 : mbed的串联74HC595数码管驱动
+作者 : 陈欢 清华大学电机工程与应用电子技术系
+邮箱 : h-che14@mails.tsinghua.edu.cn OR heroistired@gmail.com
+声明 : 
+本程序仅供学习与交流使用,如需他用,须联系作者
+本程序可以随意更改,但须保留本信息页
+All rights reserved
+2017.6.16
+***************************************************************/
+
+#include "Nixie.h"
+
+Nixie::Nixie(PinName _DIO, PinName _SCK, PinName _RCK): DIO(_DIO), SCK(_SCK), RCK(_RCK)
+{
+    DIO = 0;
+    SCK = 0;
+    RCK = 0;
+}
+
+void Nixie::NixieShow(int Num, int Pos, bool WithDot)
+{
+    char c, num;
+    
+    if(WithDot)
+    {
+        num=NumCode[Num]-0x80;
+        for(c=0;c<8;c++)
+        {
+            SCK=0;
+            DIO=num&0x80;
+            num<<=1;
+            SCK=1;
+        }
+    }
+    else
+    {
+        num=NumCode[Num];
+        for(c=0;c<8;c++)
+        {
+            SCK=0;
+            DIO=num&0x80;
+            num<<=1;
+            SCK=1;
+        }
+    }
+      
+    num=SegBit[Pos];
+    for(c=0;c<8;c++)
+    {
+        SCK=0;
+        DIO=num&0x80;
+        num<<=1;
+        SCK=1;
+    }
+    RCK=0;
+    RCK=1;
+}
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