XA-S3 Datasheet, PDF (13/52 Pages) NXP Semiconductors – XA 16-bit microcontroller 32 K/1 K OTP/ROM/ROMless, 8-channel 8-bit A/D, low voltage 2.7 V.5.5 V, I2C, 2 UARTs, 16 MB address range

Philips Semiconductors
XA 16-bit microcontroller
32 K/1 K OTP/ROM/ROMless, 8-channel 8-bit A/D, low voltage (2.7 V–5.5 V),
I²C, 2 UARTs, 16 MB address range
Preliminary specification
XA-S3
FFFFFh
Up to 16 MB
Total Code
Memory
8000h
7FFFh
32 kB On-chip
Code Memory
0000h
SU01219
Figure 1. XA-S3 program memory map
Data Segment 0
FFFFh
FFFFh
Other Data Segments
Data Memory
(Indirectly Addressed,
Off-Chip)
Data Memory
(Indirectly Addressed,
Off-Chip)
1 kB
On-Chip Data
Memory
(RAM)
Data Memory
(Directly or Indirectly
Addressable, On-Chip
(Bit-Addressable
Data Area)
Data Memory
(Directly or Indirectly
Addressable, On-Chip
0400h
03FFh
0040h
003Fh
0020h
001Fh
0000h
Directly
Addressed
Data
(1 k per
Segment)
0400h
03FFh
0040h
003Fh
0020h
001Fh
0000h
Data Memory
(Directly or Indirectly
Addressable, On-Chip
(Bit-Addressable
Data Area)
Data Memory
(Directly or Indirectly
Addressable, Off-Chip
Figure 2. XA-S3 data memory map
SU01220
2000 Dec 01
13