XA-G49 NXP Semiconductors, XA-G49 Datasheet - Page 9
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XA-G49
Manufacturer Part Number
XA-G49
Description
Xa 16-bit Microcontroller Family 64k Flash/2k Ram, Watchdog, 2 Uarts
Manufacturer
NXP Semiconductors
Datasheet
1.XA-G49.pdf
(42 pages)
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Philips Semiconductors
2001 Jun 27
XA 16-bit microcontroller family
64K Flash/2K RAM, watchdog, 2 UARTs
Note: The Boot ROM replaces the top 2k bytes of Flash memory when it is enabled via the xxx bit in xxx.
ON-CHIP DATA
2k BYTES
MEMORY
(RAM)
(DIRECTLY AND INDIRECTLY
(DIRECTLY AND INDIRECTLY
(INDIRECTLY ADDRESSED,
(INDIRECTLY ADDRESSED,
ADDRESSABLE, ON CHIP)
ADDRESSABLE, ON CHIP)
Data Segment 0
BIT-ADDRESSABLE
DATA MEMORY
DATA MEMORY
DATA MEMORY
DATA MEMORY
DATA AREA
OFF-CHIP)
ON CHIP)
FFFFFh
10000h
FFFFh
0000h
Figure 1. XA-G49 Program Memory Map
UP TO 1M BYTES
CODE MEMORY
TOTAL CODE
Figure 2. XA-G49 Data Memory Map
64k BYTES
MEMORY
ON-CHIP
FFFFFh
0800h
07FFh
0400H
03FFh
0040h
003Fh
0020h
001Fh
0000h
DIRECTLY ADDRESSED DATA
(1k PER SEGMENT)
9
2k BYTE BOOT ROM
FFFFFh
0400H
03FFh
003Fh
001Fh
0040h
0020h
0000h
FFFFh
F800h
(DIRECTLY AND INDIRECTLY
(DIRECTLY AND INDIRECTLY
Other Data Segments
(INDIRECTLY ADDRESSED,
ADDRESSABLE, OFF-CHIP)
ADDRESSABLE, OFF-CHIP)
BIT-ADDRESSABLE
DATA MEMORY
DATA MEMORY
DATA MEMORY
DATA AREA
OFF-CHIP)
XA-G49
Preliminary data
SU01194
SU01195
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