SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 549

• Manufacturer Part Number: SAM3S4B
• Manufacturer: Atmel Corporation

Specifications of SAM3S4B

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 64 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 23
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 79
• Ext Interrupts: 79
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 10
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1000
• Analog Comparators: 1
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 48
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Table 29-4.
Figure 29-13. Transmit and Receive Frame Format in Edge/Pulse Start Modes
Note:
6500C–ATARM–8-Feb-11
6500C–ATARM–8-Feb-11
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.
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 29-14. 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
Start
From DATDEF
Default
Sync Data
Sync Data
SAM3S
SAM3S
549
549