output text on Seven-segment display, 4 digits, SPI, 74HC4094PW

Dependents:   Exam_TK Exam_TK

Revision:
0:f8d176816ac2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QuadDisplay2.h	Thu Jun 13 16:25:50 2019 +0000
@@ -0,0 +1,95 @@
+#ifndef QUAD_DISPLAY
+#define QUAD_DISPLAY
+
+#include "mbed.h"
+#include <assert.h>
+/*
+original
+    ___7___
+   /       \
+  |         |
+ 2|         |6
+   \___1___/
+   /       \
+  |         |
+ 3|         |5
+   \___4___/
+               *0
+ ----my---------
+ 
+    ___1___
+   /       \
+  |         |
+ 6|         |2
+   \___7___/
+   /       \
+  |         |
+ 5|         |3
+   \___4___/
+               *0              
+               
+ */
+
+#define QD_NONE  0//my 0
+#define QD_DOT   1//my 1
+#define QD_MINUS 0b10000000//my 2
+
+#define QD_UNDERSCORE       0b00010000//my 3
+#define QD_DEGREE           0b11000110//my 4
+#define QD_UNDER_DEGREE     0b10111000//my 5
+#define QD_UPPERSCORE       0b00000010//my 6
+#define QD_COMMAS           0b00000100//my 7
+#define QD_UNDERCOMMAS      0b00001000//my 8
+             //76543210
+#define QD_0 0b01111110
+#define QD_1 0b00001100//my
+#define QD_2 0b10110110//my
+#define QD_3 0b10011110//my
+#define QD_4 0b11001100//my
+#define QD_5 0b11011010//my
+#define QD_6 0b11111010//my
+#define QD_7 0b00001110//my
+#define QD_8 0b11111110//my
+#define QD_9 0b11011110//my
+
+#define QD_A 0b00000000
+#define QD_a 0b00000000
+#define QD_b 0b00000000
+#define QD_C 0b01100000
+#define QD_c 0b00000000
+            //76543210
+#define QD_d 0b10111100//my
+#define QD_E 0b00000000
+#define QD_f 0b00000000
+#define QD_F QD_f
+#define QD_H 0b11101100 //my
+#define QD_h 0b00000000
+#define QD_I QD_1
+#define QD_J 0b00000000
+#define QD_K QD_H
+#define QD_L 0b00000000
+#define QD_n 0b00000000
+#define QD_o 0b00000000
+#define QD_O QD_0
+             //76543210
+#define QD_P 0b11100110//my
+#define QD_r 0b00000000
+#define QD_S 0b00000000
+#define QD_t 0b00000000
+#define QD_u 0b00000000
+#define QD_U 0b00000000
+#define QD_Y 0b00000000
+
+
+class QuadDisplayMy
+{
+private:
+    SPI    *_dev_spi; 
+    DigitalOut  _cs_pin; 
+     uint8_t conv(uint8_t c);   
+public:
+    QuadDisplayMy(SPI *spi, PinName cs_pin);
+    void displayDigits(uint8_t *text);
+};
+
+#endif