mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 495

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

16.3.4.2.2 FIR2 Function Descriptor. The FIR2 function descriptor bit table is described
below.
The first half-word is composed of the following bits:
S—STOP
OFFSET + A
OFFSET + C
OFFSET + E
OFFSET + 0
OFFSET + 2
OFFSET + 4
OFFSET + 6
OFFSET + 8
0 = Do not stop after executing this function descriptor.
1 = Stop after executing this function descriptor.
0
S
Figure 16-15. FIR2 Coefficients and Sample Data Buffers
RES
COEFFICIENTS
1
2K bytes
C(k-1)
C(0)
C(1)
C(2)
W
2
Freescale Semiconductor, Inc.
For More Information On This Product,
3
I
RES IALL
MPC823 REFERENCE MANUAL
4
Go to: www.freescale.com
5
INPUT SAMPLES
imag {x(n-k+1)}
real {x(n-k+1)}
imag {x(n-2)}
imag{x(n-1)}
M + 1 bytes
real{x(n-2)}
real{x(n-1)}
imag{x(n)}
real{x(n)}
6
INDEX
*
*
*
RESERVED
7
CBASE
XYPTR
M
K
N
I
PC
8
9
RES
Communication Processor Module
10
imag{Y(n-k+1)}
real{Y(n-k+1)}
imag{Y(n-2)}
imag{Y(n-1)}
real{Y(n-2)}
real{Y(n-1)}
N + 1 bytes
imag{Y(n)}
real{Y(n)}
OUTPUT
11
*
*
*
*
*
12
OPCODE
13
14
16-43
15