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STM32L4 数据表(PDF) 13 Page - STMicroelectronics

部件名 STM32L4
功能描述  This module presentation presents the key differences between the STM32L4 and the STM32L476/L486 devices.
PDF  33 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32L4 数据表(HTML) 13 Page - STMicroelectronics

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Embedded SRAM Memory Mapping
• Up to 640KB, All SRAMs are contiguous
12
0x1001 0000
STM32L4Rxxx/4Sxxx
(640 Kbytes)
SRAM1 (192 Kbyte)
SRAM2 (64 Kbyte)
SRAM3 (384 Kbyte)
STM32L476/L486
(128 Kbytes)
GFXMMU Virtual Buffer
SRAM1 (96 Kbyte)
0x2000 0000
0x200A 0000
0x2004 0000
0x3000 0000
0x4000 0000
0x1000 0000
0x2003 0000
0x1000 8000
0x2000 0000
0x4000 0000
0x1000 0000
0x2001 8000
SRAM2 ( 64 Kbyte)
SRAM2 ( 32 Kbyte)
0x1001 0000
SRAM1 (128 Kbyte)
SRAM2 (64 Kbyte)
SRAM3 (128 Kbyte)
GFXMMU Virtual Buffer
0x2000 0000
0x2005 0000
0x2003 0000
0x3000 0000
0x4000 0000
0x1000 0000
0x2002 0000
SRAM2 ( 64 Kbyte)
STM32L4P5xx/4Q5xx
(320 Kbytes)
The STM32L4+ Series devices feature an additional
SRAM3. Compared to STM32L476xx/486xx devices, the
SRAM2 is contiguous to the SRAM1 and it is still mapped
at 0x1000 0000 address.
12



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