viz_7seg_ionic
    
inpt code: 
hidn code: ab
display: 0
train


  8
  4
  2
  1
a

-
-
-
-
b

-
-
-
-
settings
--------
chk = 2_of unchk = 1_of
 
visual
------
 AAAA
B    C
B    C
B    C
 DDDD
E    F
E    F
E    F
 GGGG


A
+
+
-
-
-
-
-
B
+
+
-
-
-
-
-
C
+
+
-
-
-
-
-
D
E
+
+
-
-
-
-
-
F
+
+
-
-
-
-
-
G
+
+
-
-
-
-
-