ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 554

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 31-5.
Figure 31-13. Transmit and Receive Frame Format in Edge/Pulse Start Modes
Note:
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554
Transmitter
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TCMR
SSC_TCMR
1. Example of input on falling edge of TF/RF.
SAM3U Series
SAM3U Series
Data Frame Registers
(If FSDEN = 0)
(If FSDEN = 1)
Receiver
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RCMR
SSC_RCMR
TF/RF
RD
TD
TD
Start
(1)
Figure 31-14. Transmit Frame Format in Continuous Mode
From SSC_TSHR
To SSC_RSHR
Sync Data
Sync Data
FSLEN
From DATDEF
STTDLY
Default
Field
DATLEN
DATNB
MSBF
FSLEN
DATDEF
FSDEN
PERIOD
STTDLY
FromDATDEF
Default
Ignored
TD
Start: 1. TXEMPTY set to 1
From SSC_THR
From SSC_THR
To SSC_RHR
Length
Up to 32
Up to 16
Up to 16
0 or 1
Up to 512
Up to 255
2. Write into the SSC_THR
From SSC_THR
DATLEN
Start
Data
Data
Data
PERIOD
DATLEN
Data
DATNB
From SSC_THR
From SSC_THR
To SSC_RHR
From SSC_THR
DATLEN
Data
Data
Data
Comment
Size of word
Number of words transmitted in frame
Most significant bit first
Size of Synchro data register
Data default value ended
Enable send SSC_TSHR
Frame size
Size of transmit start delay
DATLEN
Data
FromDATDEF
Ignored
Default
Default
From DATDEF
Start
Default
Sync Data
Sync Data
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11