XA-SCC NXP Semiconductors, XA-SCC Datasheet - Page 5
XA-SCC
Manufacturer Part Number
XA-SCC
Description
Cmos 16-bit Communications Microcontroller
Manufacturer
NXP Semiconductors
Datasheet
1.XA-SCC.pdf
(42 pages)
Philips Semiconductors
BLOCK DIAGRAM
1999 Feb 23
CMOS 16-bit communications microcontroller
EXTERNAL
MEMORY
and I/O
BUS
NOTE:
Main Communications Data paths shown in bold.
CONTROLLER
MIF and
DRAM
XA CPU
CHANNELS
DMA
x8
Figure 1. XA-SCC Block Diagram
CONTROLLER
INTERRUPT
AUTOBAUD
SCCs x4
2047
v.54
x2
x4
5
256 BYTES
RAM
INTERFACE
IDL
CONTROL &
STATUS
RESET
INTERFACE
SCP
WATCHDOG
TIMERS 0,1
TIMER
PORTS and
PIN
FUNCTION
MUX
Preliminary specification
XA-SCC
SU01122
SCP PORT
GPIO
IDL and
NMSI
PORTS
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