GRAY2BIN/de

= (**COPIED FROM ENGLISH PAGE**) === Action

Returns the numeric value of a Gray code.

 

 

Syntax

var1 = GRAY2BIN(var2)

 

 

Remarks

var1	Variable that will be assigned with the binary value of the Grey code.
var2	A variable in Grey format that will be converted.

 

Gray code is used for rotary encoders. Gray2bin() works for byte, integer, word and long variables.

 

 

See also

BIN2GRAY

 

 

ASM

Depending on the data type of the target variable the following routine will be called from mcs.lbx:

_Bin2grey for bytes , _Bin2Grey2 for integer/word and _Bin2grey4 for longs.

 

 

Example

'-----------------------------------------------------------------------------------------
'name : graycode.bas
'copyright : (c) 1995-2005, MCS Electronics
'purpose : show the Bin2Gray and Gray2Bin functions
'micro : Mega48
'suited for demo : yes
'commercial addon needed : no
'-----------------------------------------------------------------------------------------
 
$regfile = "m48def.dat" ' specify the used micro
$crystal = 4000000 ' used crystal frequency
$baud = 19200 ' use baud rate
$hwstack = 32 ' default use 32 for the hardware stack
$swstack = 10 ' default use 10 for the SW stack
$framesize = 40 ' default use 40 for the frame space
 
'Bin2Gray() converts a byte,integer,word or long into grey code.
'Gray2Bin() converts a gray code into a binary value
 
Dim B As Byte ' could be word,integer or long too
 
Print "BIN" ; Spc(8) ; "GREY"
For B = 0 To 15
Print B ; Spc(10) ; Bin2gray(b)
Next
 
Print "GREY" ; Spc(8) ; "BIN"
For B = 0 To 15
Print B ; Spc(10) ; Gray2bin(b)
Next
End

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