AT91SAM9G10-EK Atmel, AT91SAM9G10-EK Datasheet - Page 405

• Manufacturer Part Number: AT91SAM9G10-EK
• Description: KIT DEV FOR SAM9G10 ARM
• Manufacturer: Atmel
• Type: MCUr

Specifications of AT91SAM9G10-EK

• Contents: Board, Cables, Power Supply
• Silicon Manufacturer: Atmel
• Core Architecture: AVR
• Kit Contents: Board
• Svhc: No SVHC (15-Dec-2010)
• Mcu Supported Families: AT91SAM9G10, ARM926EJ-S
• Tool / Board Applications: Microcontroller
• Rohs Compliant: Yes
• For Use With/related Products: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

31.10.2
Name:
Address:
Access:
Reset:
• IADRSZ: Internal Device Address Size
• MREAD: Master Read Direction
0 = Master write direction.
1 = Master read direction.
• DADR: Device Address
The device address is used to access slave devices in read or write mode. Those bits are only used in Master mode.
405
31
23
15
–
–
–
7
–
0
0
1
1
AT91SAM9G10
IADRSZ[9:8]
TWI Master Mode Register
TWI_MMR
0xFFFAC004
Read-write
0x00000000
30
22
14
–
–
6
–
0
1
0
1
No internal device address
One-byte internal device address
Two-byte internal device address
Three-byte internal device address
29
21
13
–
–
5
–
MREAD
28
20
12
–
4
–
DADR
27
19
11
–
–
3
–
26
18
10
–
–
2
–
25
17
–
9
1
–
6462A–ATARM–03-Jun-09
IADRSZ
24
16
–
8
0
–