參數(shù)資料
型號(hào): PXAG49KFA
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: XA 16-bit microcontroller family 64K FLASH/2K RAM, watchdog, 2 UARTs
中文描述: 16-BIT, FLASH, 30 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 9/42頁
文件大小: 299K
代理商: PXAG49KFA
Philips Semiconductors
Preliminary specification
XA-G49
XA 16-bit microcontroller family
64K Flash/2K RAM, watchdog, 2 UARTs
2000 Apr 03
9
FFFFFh
10000h
FFFFh
0000h
64k BYTES
ON-CHIP
CODE MEMORY
UP TO 1M BYTES
TOTAL CODE
MEMORY
2k BYTE BOOT ROM
FFFFh
F800h
Note:
The Boot ROM replaces the top 2k bytes of Flash memory when it is enabled via the xxx bit in xxx.
SU01194
Figure 1. XA-G49 Program Memory Map
FFFFFh
DATA MEMORY
(INDIRECTLY ADDRESSED,
ON CHIP)
DATA MEMORY
(INDIRECTLY ADDRESSED,
OFF-CHIP)
0800h
07FFh
0400H
03FFh
DATA MEMORY
(DIRECTLY AND INDIRECTLY
ADDRESSABLE, ON CHIP)
0040h
003Fh
0020h
001Fh
0000h
BIT-ADDRESSABLE
DATA AREA
DATA MEMORY
(DIRECTLY AND INDIRECTLY
ADDRESSABLE, ON CHIP)
Data Segment 0
2k BYTES
ON-CHIP DATA
MEMORY
(RAM)
DATA MEMORY
(INDIRECTLY ADDRESSED,
OFF-CHIP)
DATA MEMORY
(DIRECTLY AND INDIRECTLY
ADDRESSABLE, OFF-CHIP)
BIT-ADDRESSABLE
DATA AREA
DATA MEMORY
(DIRECTLY AND INDIRECTLY
ADDRESSABLE, OFF-CHIP)
Other Data Segments
FFFFFh
0400H
03FFh
0040h
003Fh
0020h
001Fh
0000h
DIRECTLY ADDRESSED DATA
(1k PER SEGMENT)
SU01195
Figure 2. XA-G49 Data Memory Map
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