dsp56001a Freescale Semiconductor, Inc, dsp56001a Datasheet - Page 87

• Manufacturer Part Number: dsp56001a
• Description: 24-bit Digital Signal Processor
• Manufacturer: Freescale Semiconductor, Inc

In Figure 4-4, the DSP56001A is operated in Mode 3 with external program memory and the
reset vector at location $0000. The programmer can overlay the high-speed on-chip Program
RAM with DSP algorithms by using the MOVEM instruction.
MOTOROLA
RESET
Note:
IRQB
IRQA
1. All resistors are 15 K unless noted otherwise.
2. When in Reset, IRQA and IRQB must be deasserted by external peripherals.
Figure 4-4 32K Words of External Program ROM
+5 V
Freescale Semiconductor, Inc.
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MODB/
IRQB
MODA/
IRQA
RESET
D23
BR
HACK
DSP56001A
DSP56001A/D, Rev. 1
D0–D23
A0–A14
RD
PS
15
D0–D23
—
A0–A14
Mode 3
2756-30 (3)
24
Application Examples
CS
DSP56001A
AA0907
OE
4-13