232
The digits of Di are set as shown below.
Specifies the first digit to receive converted data (0 to 3).
Number of digits to be converted (0 to 3)
0: 1 digit
1: 2 digits
2: 3 digits
3: 4 digits
First half of D to be used.
0: Rightmost 8 bits (1st half)
1: Leftmost 8 bits (2nd half)
Not used; set to 0.
Digit number: 3210
Some example Di values and the 4-bit binary to 7-segment display conversions
that they produce are shown below.
0
1
2
3
S digits
Di: 0011
D
0
1
2
3
Di: 0030
S digits
0
1
2
3
Di: 0130
S digits
Di: 0112
0
1
2
3
S digits
1st half
2nd half
D
1st half
2nd half
D+1
1st half
2nd half
D
1st half
2nd half
D+1
1st half
2nd half
D
1st half
2nd half
D+1
1st half
2nd half
D+2
1st half
2nd half
Di must be within the values given below.
Note Refer to page 115 for general precautions on operand data areas.
Flags ER (A50003): Content of *DM word is not BCD when set for BCD.
Improper digit designator.
The following example shows the data to produce data for an “8.” The lower case
letters show which bits correspond to which segments of the 7-segment display.
Digit Designator
Precautions
Example
Conversion Instructions Section 5-17
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