dsp56167 Freescale Semiconductor, Inc, dsp56167 Datasheet - Page 7

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

INTRODUCTION
MOTOROLA
Power (V
Ground (V
PLL and Clock
Address Bus
Data Bus
Bus Control
Interrupt and Mode Control
Host Interface (HI) Port
Codec
16-Bit Synchronous Serial Interface (SSI0) Port
16-Bit Synchronous Serial Interface (SSI1) Port
Timer
On-Chip Emulation (OnCE) Port
Note:
1.
2.
3.
DSP56167 signals are organized into thirteen functional groups as summarized in
Table 1-1 .
Figure 1-1 is a diagram of DSP56167 signals by functional group.
DDX
SSX
Port A signals define the External Memory Interface port.
Port B signals are GPIO signals multiplexed on the external pins also used with the HI signals.
Port C signals are GPIO signals multiplexed on the external pins also used by the SSI ports and
the Timer.
)
)
SIGNAL/PIN DESCRIPTIONS
Table 1-1 Signal Functional Group Allocations
Functional Group
SECTION
DSP56167/D, Rev. 1
Port A
Port C
Port B
1
2
3
1
Number
Signals
of
11
16
16
16
10
15
3
4
7
4
4
2
4
Description
Table 1-10
Table 1-11
Table 1-12
Table 1-13
Table 1-14
Table 1-2
Table 1-3
Table 1-4
Table 1-5
Table 1-6
Table 1-7
Table 1-8
Table 1-9
Detailed
1-1