at32uc3b0512-z2ues ATMEL Corporation, at32uc3b0512-z2ues Datasheet - Page 238
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at32uc3b0512-z2ues
Manufacturer Part Number
at32uc3b0512-z2ues
Description
32-bit Avr Microcontroller
Manufacturer
ATMEL Corporation
Datasheet
1.AT32UC3B0512-Z2UES.pdf
(680 pages)
- Current page: 238 of 680
- Download datasheet (10Mb)
Figure 19-22. Multi-master Flowchart
32059J–12/2010
DADR + SVDIS + MSEN + CLK + R / W
Yes
Program the Master mode
Programm the SLAVE mode:
SADR + MSDIS + SVEN
Read TWI_RHR
Read Status Register
Read Status Register
a master access ?
TXCOMP = 1 ?
ARBLST = 1 ?
EOSACC = 1 ?
SVACC = 1 ?
START
Yes
Yes
Yes
Yes
Yes
Yes
Data to read?
RXRDY= 0 ?
GACC = 1 ?
Yes
Yes
Read Status Register
TXCOMP = 0 ?
Stop transfer
MREAD = 1 ?
programming sequence
GENERAL CALL TREATMENT
Read TWI_RHR
Decoding of the
Change SADR
SVREAD = 0 ?
RXRDY= 0 ?
Prog seq
OK ?
Data to send ?
TXRDY= 0 ?
Yes
Yes
Yes
Yes
Write in TWI_THR
Write in TWI_THR
TXRDY= 1 ?
AT32UC3B
Yes
238
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