XA-G39 NXP Semiconductors, XA-G39 Datasheet - Page 9

• Manufacturer Part Number: XA-G39
• Description: Xa 16-bit Microcontroller Family Xa 16-bit Microcontroller 32k Flash/1k Ram, Watchdog, 2 Uarts
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2002 Mar 13
XA 16-bit microcontroller family
32K Flash/1K RAM, watchdog, 2 UARTs
Note: The Boot ROM is enabled via the ENBOOT bit in register AUXR.
ON-CHIP DATA
MEMORY
1 KBYTE
(RAM)
(DIRECTLY AND INDIRECTLY
(DIRECTLY AND INDIRECTLY
(INDIRECTLY ADDRESSED,
ADDRESSABLE, ON CHIP)
ADDRESSABLE, ON CHIP)
Data Segment 0
BIT-ADDRESSABLE
DATA MEMORY
DATA MEMORY
DATA MEMORY
DATA AREA
OFF-CHIP)
FFFFFh
7FFFh
8000h
0000h
Figure 1. XA-G39 Program Memory Map
CODE MEMORY
UP TO 1 MBYTE
TOTAL CODE
Figure 2. XA-G39 Data Memory Map
32 KBYTES
MEMORY
ON-CHIP
FFFFFh
0400H
03FFh
0040h
003Fh
0020h
001Fh
0000h
DIRECTLY ADDRESSED DATA
(1k PER SEGMENT)
9
2 KBYTES 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-G39
Preliminary data
SU01589
SU01590