AT91SAM9260-QU ATMEL Corporation, AT91SAM9260-QU Datasheet - Page 402
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AT91SAM9260-QU
Manufacturer Part Number
AT91SAM9260-QU
Description
Manufacturer
ATMEL Corporation
Datasheet
1.AT91SAM9260-QU.pdf
(790 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT91SAM9260-QU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
- Current page: 402 of 790
- Download datasheet (13Mb)
Figure 31-22. Multi-master Flowchart
START
Programm the SLAVE mode:
SADR + MSDIS + SVEN
Read Status Register
Yes
SVACC = 1 ?
GACC = 1 ?
SVREAD = 0 ?
EOSACC = 1 ?
TXRDY= 1 ?
Yes
Yes
Yes
Write in TWI_THR
TXCOMP = 1 ?
RXRDY= 0 ?
Yes
Yes
Read TWI_RHR
a master access ?
GENERAL CALL TREATMENT
Yes
Decoding of the
programming sequence
Prog seq
OK ?
Change SADR
Program the Master mode
DADR + SVDIS + MSEN + CLK + R / W
Read Status Register
Yes
ARBLST = 1 ?
Yes
MREAD = 1 ?
Yes
Yes
RXRDY= 0 ?
TXRDY= 0 ?
Yes
Yes
Data to read?
Write in TWI_THR
Data to send ?
Read TWI_RHR
Stop transfer
Read Status Register
Yes
TXCOMP = 0 ?
AT91SAM9260
402
6221G–ATARM–31-Jan-08
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