SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 468
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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26.16.23 PMC Peripheral Clock Enable Register 1
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• PIDx: Peripheral Clock x Enable
0 = No effect.
1 = Enables the corresponding peripheral clock.
Note:
Note:
468
PID63
PID55
PID47
PID39
31
23
15
7
PID32 to PID63 refer to identifiers as defined in the section “Peripheral Identifiers” in the product datasheet.
Programming the control bits of the Peripheral ID that are not implemented has no effect on the behavior of the PMC.
SAM3S
PMC_PCER1
0x400E0500
Write-only
PID62
PID54
PID46
PID38
30
22
14
6
PID61
PID53
PID45
PID37
29
21
13
5
PID60
PID52
PID44
PID36
28
20
12
4
“PMC Write Protect Mode Register” on page
PID59
PID51
PID43
PID35
27
19
11
3
PID58
PID50
PID42
PID34
26
18
10
2
PID57
PID49
PID41
PID33
25
17
9
1
6500C–ATARM–8-Feb-11
466.
PID56
PID48
PID40
PID32
24
16
8
0
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