SAM9G10 Atmel Corporation, SAM9G10 Datasheet - Page 775

• Manufacturer Part Number: SAM9G10
• Manufacturer: Atmel Corporation

Specifications of SAM9G10

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 266 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 1
• Uart: 4
• Ssc: 3
• Sd / Emmc: 1
• Graphic Lcd: Yes
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.08 to 1.32
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Figure 38-23. Multi-master Flowchart
11053B–ATARM–22-Sep-11
11053B–ATARM–22-Sep-11
DADR + SVDIS + MSEN + CLK + R / W
No
No
No
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
No
Yes
Yes
Yes
Yes
Yes
Yes
No
Data to read?
RXRDY= 0 ?
GACC = 1 ?
No
Yes
No
Yes
Read Status Register
TWI_CR = STOP
TXCOMP = 0 ?
Stop Transfer
MREAD = 1 ?
No
programming sequence
GENERAL CALL TREATMENT
Read TWI_RHR
Decoding of the
Change SADR
SVREAD = 0 ?
RXRDY= 0 ?
Prog seq
OK ?
No
Data to send ?
TXRDY= 0 ?
Yes
No
No
Yes
No
No
No
No
Yes
Yes
Write in TWI_THR
Write in TWI_THR
TXRDY= 1 ?
Yes
SAM9G35
SAM9G35
No
775
775