SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 517
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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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28.7.28
Name:
Addresses:
Access:
• P0-P31: Glitch or Debouncing Filter Selection Status
0 = The Glitch Filter is able to filter glitches with a duration < Tmck2.
1 = The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.
28.7.29
Name:
Addresses:
Access:
• DIVx: Slow Clock Divider Selection for Debouncing
Tdiv_slclk = 2*(DIV+1)*Tslow_clock.
6500C–ATARM–8-Feb-11
6500C–ATARM–8-Feb-11
DIV7
P31
P23
P15
P7
31
23
15
31
23
15
7
7
-
-
-
PIO Input Filter Slow Clock Status Register
PIO Slow Clock Divider Debouncing Register
DIV6
P30
P22
P14
P6
30
22
14
30
22
14
PIO_IFSCSR
0x400E0E88 (PIOA), 0x400E1088 (PIOB), 0x400E1288 (PIOC)
Read-only
6
PIO_SCDR
0x400E0E8C (PIOA), 0x400E108C (PIOB), 0x400E128C (PIOC)
Read-write
6
-
-
-
DIV13
DIV5
P29
P21
P13
P5
29
21
13
29
21
13
5
5
-
-
DIV12
DIV4
P28
P20
P12
P4
28
20
12
28
20
12
4
4
-
-
DIV11
DIV3
P27
P19
P11
P3
27
19
11
27
19
11
3
3
-
-
DIV10
DIV2
P26
P18
P10
P2
26
18
10
26
18
10
2
2
-
-
DIV9
DIV1
P25
P17
P9
P1
25
17
25
17
9
1
9
1
-
-
SAM3S
SAM3S
DIV8
DIV0
P24
P16
P8
P0
24
16
24
16
8
0
8
0
-
-
517
517
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