II CORE BLOCK: BCU (Bus Control Unit)
Area 10 memory map
Figure 4.4 shows the memory map of area 10.
External ROM boot mode |
|
| Other modes | |||||
0x0FFFFFF |
| Area 10 |
| 0x0FFFFFF |
| Area 10 | ||
|
|
|
| |||||
|
| External memory |
|
| External memory | |||
|
| is accessed. |
|
| is accessed. | |||
|
|
|
|
|
| |||
|
| 25 MHz |
|
| 25 MHz | |||
|
| 5 wait |
|
| 5 wait |
|
|
| Internal or | |
|
| emulation memory | ||
|
|
| is accessed. |
|
|
|
| ||
|
| 25 MHz (#X2SPD = "1") | ||
|
| 25 MHz (#X2SPD = "0") | ||
0x0C00000 | 0x0C00000 |
| No wait | |
|
|
|
Figure 4.4 Area 10 Memory Map
16KB, 32KB, 64KB, 128KB 256KB, 512KB, 1MB or 2MB selected by A10IR[2:0]
Area 3 |
| |
Area 3 is reserved for S1C33 middleware. To use this area, external emulation memory is used. | BCU | |
When external emulation memory is used, A3EEN (DB/0x48130) must be set to "1". | ||
|
Table 4.8 Area 3 Mode Selection
A3EEN | Area 3 mode |
0Emulation mode
1Unused
S1C33L03 FUNCTION PART | EPSON |