MB86330 Datasheet, PDF (16/46 Pages) Fujitsu Component Limited. – 16-bit Fixed-point DSP

MB86330
s REGISTER TABLE
Register
name
A0
A1
AX
B0
B1
BX
C0
C1
C2
CX
D0
D1
D2
DX
X0
X1
X2
X3
X4
X5
X6
X7
Y0
Y1
Bit
length
16
16
32
16
16
32
16
16
8
40
16
16
8
40
16
16
16
16
16
16
16
16
16
16
Register type
Data register
Data register
Data register
Data register
Data register
Data register
Accumulator
Accumulator
Accumulator
(guard register)
Accumulator
Accumulator
Accumulator
Accumulator
(guard register)
Accumulator
Address register
Address register
Address register
Address register
Address register
Address register
Address register
Address register
Address register
update register
Address register
update register
Initial value
Undefined
Register configuration
bit 31
bit 16 bit 15
A1
A0
bit 0
AX
bit 31
bit 16 bit 15
B1
B0
bit 0
BX
Undefined
bit 39 bit 32 bit 31
bit 16 bit 15
C2
C1
C0
bit 0
CX
bit 39 bit 32 bit 31
bit 16 bit 15
D2
D1
D0
bit 0
DX
Undefined
bit 15
bit 0
Y0
Y1
bit 15
bit 0
X0
X1
X2
X3
X4
X5
X6
X7
(Continued)
16