SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 238
SAM3S4B
Manufacturer Part Number
SAM3S4B
Description
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
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13.5
Table 13-1.
238
Offset
0x00
0x04
0x08
0x0C
Real-time Timer (RTT) User Interface
SAM3S
Register Mapping
Register
Mode Register
Alarm Register
Value Register
Status Register
Name
RTT_MR
RTT_AR
RTT_VR
RTT_SR
Read-write
Read-write
Read-only
Read-only
Access
6500C–ATARM–8-Feb-11
0xFFFF_FFFF
0x0000_8000
0x0000_0000
0x0000_0000
Reset
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