ST92R195B9 Просмотр технического описания (PDF) - STMicroelectronics
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ST92R195B9 Datasheet PDF : 18 Pages
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ST92R195B - GENERAL DESCRIPTION
1.3 MEMORY MAP
No Internal ROM
Internal RAM, 1 Kbytes
The internal RAM is mapped in MMU segment
20h; from address FC00h to FFFFh.
Figure 4. ST92R195B Memory Map
External RAM
Internal TDSRAM, 8K bytes expandable up to 16K
(into segment 22h)
The Internal TDSRAM is mapped into theMMU seg-
ment 22h. The TDSRAM is a fully static memory.
The TDSRAM is an 8K bytes mapped at the ad-
dress 8000h to 9FFFh.
39FFFFh
8 Kbytes
TDS RAM
229FFFh
228000h
SEGMENT 22h
64 Kbytes
Reserved
Reserved
Reserved
22FFFFh
2 2C000h
2 2BFFFh
2 28000h
2 27FFFh
2 24000h
2 23FFFh
220000h
21FFFFh
PAGE 91 - 16 Kbytes
PAGE 90 - 16 Kbytes
PAGE 89 - 16 Kbytes
PAGE 88 - 16 Kbytes
SEGMENT 21h
64 Kbytes
Reserved
Internal
RA M
1 Kbyte
20FFFFh
20FC00h SEGMENT 20h
64 Kbytes
Reserved
Reserved
Reserved
210000h
20FFFFh
2 0C000h
2 0BFFFh
2 08000h
2 07FFFh
2 04000h
2 03FFFh
2 00000h
PAGE 83 - 16 Kbytes
PAGE 82 - 16 Kbytes
PAGE 81 - 16 Kbytes
PAGE 80 - 16 Kbytes
External ROM/EPROM
SEGMENT 1
64 Kbytes
SEGMENT 0
64 Kbytes
01FFFFh
01C000h
01BFFFh
018000h
017FFFh
014000h
013FFFh
01000 0h
00FFFFh
00C000h
00BFFFh
008000h
007FFFh
004000h
003FFFh
000000h
PAGE 7 - 16 Kbytes
PAGE 6 - 16 Kbytes
PAGE 5 - 16 Kbytes
PAGE 4 - 16 Kbytes
PAGE 3 - 16 Kbytes
PAGE 2 - 16 Kbytes
PAGE 1 - 16 Kbytes
PAGE 0 - 16 Kbytes
10/18
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