MC56F8366 Freescale Semiconductor, Inc, MC56F8366 Datasheet - Page 43

• Manufacturer Part Number: MC56F8366
• Description: 56f8300 16-bit Digital Signal Controllers
• Manufacturer: Freescale Semiconductor, Inc

Note: Program RAM is NOT available on the 56F8166 device.
Freescale Semiconductor
Preliminary
1. If Flash Security Mode is enabled, EXTBOOT Mode 1 cannot be used. See Security Features, Part 7.
2. This mode provides maximum compatibility with 56F80x parts while operating externally.
3. “EMI_MODE =0” when EMI_MODE pin is tied to ground at boot up.
4. “EMI_MODE =1” when EMI_MODE pin is tied to V
5. Not accessible in reset configuration, since the address is above P:$00 FFFF. The higher bit address/GPIO (and/or chip se-
6. Not accessible in reset configuration, since the address is above P:$0F FFFF. The higher bit address/GPIO (and/or chip se-
7. Booting from this external address allows prototyping of the internal Boot Flash.
8. Two independent program flash blocks allow one to be programmed/erased while executing from another. Each block must
P:$1F FFFF
P:$10 0000
P:$0F FFFF
P:$05 0000
P:$04 FFFF
P:$04 F800
P:$04 F7FF
P:$04 4000
P:$04 3FFF
P:$04 0000
P:$03 FFFF
P:$02 0000
P:$01 FFFF
P:$01 0000
P:$00 FFFF
P:$00 0000
lects) pins must be reconfigured before this external memory is accessible.
lects) pins must be reconfigured before this external memory is accessible.
have its own mass erase.
Begin/End
Address
External Program Memory
Boot Flash
32KB
COP Reset Address = 04 0002
Boot Location = 04 0000
Internal Program Flash
256KB
Internal Program Flash
256KB
16-Bit External Address Bus
Mode 0 (MA = 0)
Internal Boot
Internal Boot
Table 4-4 Program Memory Map at Reset
On-Chip Program RAM
56F8366 Technical Data, Rev. 6
8
8
5
DD
Reserved
92KB
at boot up.
4KB
External Program Memory
Boot Flash
32KB
(Not Used for Boot in this Mode)
Internal Program Flash
256KB
Internal Program Flash
128KB
External Program Memory
COP Reset Address = 00 0002
Boot Location = 00 0000
16-Bit External Address Bus
EMI_MODE = 0
2
Mode 1
,
3
External Boot
5
1
(MA = 1)
External Program Memory
External Program Memory
COP Reset Address = 04 0002
Boot Location = 04 0000
20-Bit External Address Bus
EMI_MODE = 1
Program Map
4
7
6
7
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