dsp56000 Freescale Semiconductor, Inc, dsp56000 Datasheet - Page 172

• Manufacturer Part Number: dsp56000
• Description: 24-bit Digital Signal Processor Family Manual
• Manufacturer: Freescale Semiconductor, Inc

signals (A0-A15), data bus signals (D0-D15), and bus control. The bus control signals can
8 - 4
PROGRAM ADDRESS (PA)
16 - BIT INTERNAL
ADDRESS BUSES
24 - BIT INTERNAL
GLOBAL DATA (GD)
X ADDRESS (XA)
Y ADDRESS (YA)
PROGRAM DATA (PD)
DATA BUSES
X DATA (XD)
Y DATA (YD)
Freescale Semiconductor, Inc.
For More Information On This Product,
Figure 8-1 Port A Signals
Go to: www.freescale.com
PORT A INTERFACE
BUS CONTROL
ADDRESS BUS
EXTERNAL
EXTERNAL
EXTERNAL
DATA BUS
SWITCH
SWITCH
LOGIC
PORT A
RD - READ ENABLE
WR - WRITE ENABLE
PS - PROGRAM MEMORY SELECT
DS - DATA MEMORY SELECT
X/Y - X MEMORY/Y MEMORY SELECT
BUS ACCESS CONTROL PINS
16
24
BUS CONTROL SIGNALS
ADDRESS BUS
EXTERNAL
EXTERNAL
DATA BUS
D0 - D23
A0 - A15
MOTOROLA