AT91SAM7S64C-AU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT91SAM7S64C-AU

AT91SAM ARM-based Flash MCU

Atmel Corporation 

21.5 SAM-BA Boot

The SAM-BA boot principle is to:

– Check if USB Device enumeration has occurred

– Check if the Auto Baudrate sequence has succeeded (see Figure 21-3)

Figure 21-3. Auto Baudrate Flow Diagram

Device

Setup

Character '0x80'

No

received ?

Yes

Character '0x80'

No

received ?

Yes

Character '#'

No

received ?

Yes

Send Character '>'

Run SAM-BA Boot

1st measurement

2nd measurement

Test Communication

UART operational

SAM7S Series [DATASHEET]

6175M–ATARM–26-Oct-12

145

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