HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 61

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

SuperH integer (word)
Arithmetic shift (PSHA)
DSP fixed decimal
Logical shift (PSHL)
Multiplication input
DSP integer data
DSP logical data
With guard bits
With guard bits
No guard bits
No guard bits
(Reference)
point data
S
: Unrelated to processing (ignored)
: Sign bit
: Binary decimal point
39
39
39
39
S
S
Figure 2.7 DSP Type Data Formats
32
32
31
S
31
31
31
31
31
31
31
S
S
31
S
30
30
30
22
S
21
S
16
16 15
16
16
16
16
15
15
15
15
15
0
0
0
0
0
0
0
0
0
–2
–1 to +1 – 2
–1 to +1 – 2
–2
–2
–32 to +32
–16 to +16
(16 bits)
–2
8
23
15
31
to +2
to +2
to +2
to +2
8
23
15
31
– 2
–31
–15
–1
–1
–1
–31
43