Section 2 programming model, 1 data formats – Renesas SH7781 User Manual
Page 55
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2. Programming Model
Rev.1.00 Jan. 10, 2008 Page 25 of 1658
REJ09B0261-0100
Section 2 Programming Model
The programming model of this LSI is explained in this section. This LSI has registers and data
formats as shown below.
2.1
Data Formats
The data formats supported in this LSI are shown in figure 2.1.
Byte (8 bits)
Word (16 bits)
Longword (32 bits)
Single-precision floating-point (32 bits)
Double-precision floating-point (64 bits)
0
7
0
15
0
31
0
31 30
22
s
e
f
0
63 62
51
s
e
f
Legend:
s
e
f
:Sign field
:Exponent field
:Fraction field
Figure 2.1 Data Formats
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