KUUMIC OY
NETWORK CONTROL
MIMIC BOARD
11
3.3 READ/WRITE SEVEN SEGMENT DISPLAYS
Write operations are done by using "unprotected block write"- or "protected
block write"-commands.
The RKU5 handles both "unprotected" and "protected" operations in
a similar way.
The Display Control Module needs two different memory areas.
The addresses for the DCM´s data starts from 4701 dec. and continues
to 4924 dec.
In addition to this DCM requires parameter area for the decimal points and
minus sign. The addresses for the DCM´s parameters starts from 2219 dec.
and continues to 2442 dec.
D7 D6 D5 D4 D3 D2 D1 D0
D15-D8 reserved
Decimal point position
00 = no decimal point
01 = 888,8
10 = 88,88
11 = 8,888
Minus sign
0 = not signed
1 = signed
Leading zeros
0 = not displayed
1 = displayed
Seven segment parameters definitions
Reserved