AM186ES Advanced Micro Devices, AM186ES Datasheet - Page 50

• Manufacturer Part Number: AM186ES
• Description: microcontrollers provide a low-cost/ high-performance solution for embedded system designers who wish to use the x86 architecture.
• Manufacturer: Advanced Micro Devices

Memory Maps
There are several possible ways to configure the ad-
dress space of the Am186ER and Am188ER microcon-
50
No External RAM
512 Kbytes Flash
External Flash
Internal RAM
(UCS)
Shaded areas represent open memory that can be used by
other chip selects and the PCB, if located in memory.
512 Kbytes
1 Mbyte
32 Kbytes
0 Kbyte
Am186
32 Kbytes External RAM
256 Kbytes Flash
Internal RAM at 0
External RAM
External Flash
TM
Internal RAM
ER and Am188
(MCS)
(UCS)
Figure 12. Example Memory Maps
1 Mbyte
32 Kbytes
0 Kbyte
768 Kbytes
TM
ER Microcontrollers Data Sheet
256 Kbytes External RAM
trollers. Four of the most popular configurations are
shown in Figure 12.
Internal RAM at 0
512 Kbytes Flash
(MCS3–MCS0)
External RAM
External Flash
Internal RAM
(UCS)
256 Kbytes
512 Kbytes
32 Kbytes
1 Mbyte
0 Kbyte
512 Kbytes External RAM
Internal RAM Located
Above External RAM
256 Kbytes Flash
External Flash
Internal RAM
External RAM
(LCS)
(UCS)
768 Kbytes
544 Kbytes
0 Kbyte
512 Kbytes
1 Mbyte