dsp56167 Freescale Semiconductor, Inc, dsp56167 Datasheet - Page 8

• Manufacturer Part Number: dsp56167
• Description: Advance Information 16-bit Digital Signal Processor
• Manufacturer: Freescale Semiconductor, Inc

Signal/Pin Descriptions
Introduction
1-2
Note:
D0-D15
PEREN
A0-A15
V
EXTAL
V
PS/DS
V
V
V
GND
V
CLKO
SXFC
DDA/D
V
V
SSA/D
V
V
V
V
DDPC
V
DDPB
SSPC
SSPB
R/W
DDC
DDQ
DDS
DDA
SSQ
SSC
SSA
WR
RD
BR
BG
BS
BB
TA
S
1. The HI port signals are multiplexed with the Port B GPIO signals (PB0–PB14).
2. The 16-bit SSI and Timer signals are multiplexed with the Port C GPIO signals
(PC0–PC2, PC4–PC7, and PC9–PC11).
16
16
4
2
8
2
2
Figure 1-1 Signals Identified by Functional Group
Power Inputs:
PLL and Clock
Address and Data Bus
Bus Control
Internal Logic
Port B
Codec
Port C
Grounds:
PLL and Clock
Address and Data Bus
Bus Control
Internal Logic
Port B
Codec
Port C
External
Data Bus
External
Address Bus
External
Bus
Control
PLL and
Clock
DSP56167/D, Rev. 1
DSP56167
Serial Interface
Serial Interface
Synchronous
Synchronous
(SSI1) Port
(SSI0) Port
Interrupt/
Interface
Control
Timer
Codec
Mode
OnCE
16-Bit
16-Bit
Port
Host
Port
2
1
2
2
8
3
PC10/TIN
PC11/TOUT
MODA/IRQA
MODB/IRQB
MODC/IRQC
RESET
MIC
AUX
SPKP
SPKM
V
V
V
PC0/STD0
PC1/SRD0
PC2/SCK0
PC4/SFS0
PC5/STD1
PC6/SRD1
PC7/SCK1
PC9/SFS1
PB0/H0–PB7/H7
PB8/HA0–PB10/HA2
PB11/HR/W
PB12/HEN
PB13/HREQ
PB14/HACK
DSI/OS0
DSCK/OS1
DSO
DR
RAD
RDA
DIV
MOTOROLA
AA0772