ATMEGA2560R231-CU Atmel, ATMEGA2560R231-CU Datasheet - Page 261

• Manufacturer Part Number: ATMEGA2560R231-CU
• Description: BUNDLE ATMEGA2560/RF231 PBGA
• Manufacturer: Atmel

Specifications of ATMEGA2560R231-CU

• Frequency: 2.4GHz
• Modulation Or Protocol: 802.15.4 Zigbee, 6LoWPAN, RF4CE, SP100, WirelessHART™, ISM
• Data Interface: PCB, Surface Mount
• Memory Size: 256kB Flash, 4kB EEPROM, 8kB RAM
• Antenna Connector: PCB, Surface Mount
• Package / Case: 100-CBGA and 32-QFN
• Processor Series: ATMEGA256x
• Core: AVR8
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 256 KB
• Data Ram Size: 8 KB
• Development Tools By Supplier: ATAVRRZ541, ATAVRRAVEN, ATAVRRZRAVEN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Power - Output: -
• Operating Temperature: -
• Applications: -
• Sensitivity: -
• Data Rate - Maximum: -
• Current - Transmitting: -
• Current - Receiving: -
• Lead Free Status / Rohs Status: Details

23.7.4
2549M–AVR–09/10
Slave Transmitter Mode
Figure 23-16. Formats and States in the Slave Receiver Mode
In the Slave Transmitter mode, a number of data bytes are transmitted to a Master Receiver
(see
are zero or are masked to zero.
Figure 23-17. Data Transfer in Slave Transmitter Mode
Reception of the own
slave address and one or
more data bytes. All are
acknowledged
Last data byte received
is not acknowledged
Arbitration lost as master
and addressed as slave
Reception of the general call
address and one or more data
bytes
Last data byte received is
not acknowledged
Arbitration lost as master and
addressed as slave by general call
Figure
From master to slave
From slave to master
SDA
SCL
23-17). All the status codes mentioned in this section assume that the prescaler bits
S
TRANSMITTER
Device 1
SLAVE
SLA
General Call
ATmega640/1280/1281/2560/2561
Device 2
RECEIVER
MASTER
W
DATA
$60
$68
$70
$78
A
A
A
A
Device 3
n
A
........
DATA
DATA
Any number of data bytes
and their associated acknowledge bits
This number (contained in TWSR) corresponds
to a defined state of the Two-Wire Serial Bus. The
prescaler bits are zero or masked to zero
Device n
V
CC
$80
$90
A
A
R1
DATA
DATA
R2
$80
$90
$88
$98
A
A
A
A
P or S
P or S
P or S
P or S
$A0
$A0
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