at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 527

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

Table 33-3.
6384B–ATARM–15-Dec-08
Transmitter
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TCMR
SSC_TCMR
Data Frame Registers
Receiver
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RCMR
SSC_RCMR
Figure 33-13. Transmit and Receive Frame Format in Edge/Pulse Start Modes
Note:
Figure 33-14. Transmit Frame Format in Continuous Mode
(If FSDEN = 0)
(If FSDEN = 1)
TF/RF
1. Example of input on falling edge of TF/RF.
TD
RD
TD
Start
(1)
Field
DATLEN
DATNB
MSBF
FSLEN
DATDEF
FSDEN
PERIOD
STTDLY
From SSC_TSHR
To SSC_RSHR
Sync Data
Sync Data
FSLEN
TD
From DATDEF
STTDLY
Start: 1. TXEMPTY set to 1
Default
FromDATDEF
2. Write into the SSC_THR
Length
Up to 32
Up to 16
Up to 16
0 or 1
Up to 512
Up to 255
From SSC_THR
Default
Ignored
Start
DATLEN
Data
From SSC_THR
From SSC_THR
To SSC_RHR
DATLEN
AT91SAM9G20 Preliminary
Data
Data
Data
PERIOD
From SSC_THR
DATLEN
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
Data
DATNB
From SSC_THR
From SSC_THR
To SSC_RHR
DATLEN
Data
Data
Data
Default
FromDATDEF
Default
Ignored
Start
From DATDEF
Default
Sync Data
Sync Data
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