參數(shù)資料
型號(hào): ST92R195B
廠商: 意法半導(dǎo)體
英文描述: ROMLESS HCMOS MCU WITH ON-SCREEN-DISPLAY AND TELETEXT DATA SLICER
中文描述: 無(wú)ROM HCMOS微控制器屏幕顯示和圖文電視數(shù)據(jù)限幅器
文件頁(yè)數(shù): 10/18頁(yè)
文件大?。?/td> 109K
代理商: ST92R195B
10/18
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.
InternalTDSRAM,8Kbytes
expandableup to16K
(into segment 22h)
TheInternalTDSRAMismappedintotheMMUseg-
ment 22h. The TDSRAM is a fully static memory.
The TDSRAM is an 8K bytes mapped at the ad-
dress 8000h to 9FFFh.
Figure 4. ST92R195B Memory Map
010000h
00FFFFh
SEGMENT 0
64 Kbytes
00C000h
008000h
004000h
000000h
PAGE 0 - 16 Kbytes
PAGE 1 - 16 Kbytes
PAGE 2 - 16 Kbytes
PAGE 3 - 16 Kbytes
SEGMENT 20h
64 Kbytes
200000h
21FFFFh
20C000h
208000h
204000h
PAGE 80 - 16 Kbytes
PAGE 81 - 16 Kbytes
PAGE 82 - 16 Kbytes
PAGE 83 - 16 Kbytes
20FC00h
20FFFFh
RAM
1 Kbyte
Internal
Reserved
SEGMENT 21h
64 Kbytes
20FFFFh
220000h
22FFFFh
210000h
SEGMENT 22h
64 Kbytes
SEGMENT 1
64 Kbytes
01FFFFh
01C000h
018000h
014000h
PAGE 4 - 16 Kbytes
PAGE 5 - 16 Kbytes
PAGE 6 - 16 Kbytes
PAGE 7 - 16 Kbytes
228000h
229FFFh
8 Kbytes
TDSRAM
External ROM/EPROM
PAGE 88 - 16 Kbytes
PAGE 89 - 16 Kbytes
PAGE 90 - 16 Kbytes
PAGE 91 - 16 Kbytes
22C000h
228000h
224000h
39FFFFh
External RAM
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
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