AN2311 Freescale Semiconductor / Motorola, AN2311 Datasheet - Page 6

• Manufacturer Part Number: AN2311
• Description: Bootstrapping the MSC8101 Device Through the HDI16 Port
• Manufacturer: Freescale Semiconductor / Motorola

Bootstrapping Process
6
Yes
5
6
HCR[HF7]
Sticky Bit
No
Read Size and Address From Array
Set
No
Write Two 16-Bit Words Length
and Two 16-Bit Words Address
Write Reset Configuration Word
Write Data and CRC
Yes
4
Load Host Interface
Yes
Data Complete?
Size = 0?
Figure 5. Host and Slave Bootstrap Data Flows
Freescale Semiconductor, Inc.
Disable Software Watchdog
Load Destination Address
For More Information On This Product,
Set HCR[HF4] Flag to
Begin Host Execution
Calculate Checksum
Indicate End of Load
Calculate Checksum
No
Configure Host Port
Load Host Interface
Wait for Host Input
Load Block Size
Yes
Checksum
Size = 0?
Needed?
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Yes
No
No
6
5
Host
Write End Block
End
No
Load Checksum and Checksum
Slave
Yes
Load Destination Address
Set HCR[HF7] Sticky Bit
Calculate Checksum
Load Code Word
No
Calculated =
Yes
Loaded?
Block?
End of