SAM4S16C Atmel Corporation, SAM4S16C Datasheet - Page 297
SAM4S16C
Manufacturer Part Number
SAM4S16C
Description
Manufacturer
Atmel Corporation
Specifications of SAM4S16C
Flash (kbytes)
1024 Kbytes
Pin Count
100
# Of Touch Channels
32
Hardware Qtouch Acquisition
No
Max I/o Pins
79
Ext Interrupts
79
Usb Transceiver
1
Quadrature Decoder Channels
2
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
16
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)
128
Self Program Memory
YES
External Bus Interface
1
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
6
Output Compare Channels
6
Input Capture Channels
6
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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The value obtained must be rounded to the nearest integer prior to being programmed into CORRECTION field.
The value obtained must be rounded to the nearest integer prior to be programmed into CORRECTION field.
If NEGPPM is set to 1, the ppm correction is negative.
• OUT0: RTCOUT0 Output Source Selection
• OUT1: RTCOUT1 Output Source Selection
• THIGH: High Duration of the Output Pulse
11100A–ATARM–28-Oct-11
11100A–ATARM–28-Oct-11
If HIGHPPM = 1, then the clock frequency correction range is from 30.5 ppm up to 1950 ppm with less than 1 ppm step
in range 30.5 ppm up to 90ppm.
The correction field must be programmed according to the required correction in ppm, the formula is as follows:
Value
Value
Value
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
CORRECTION
Name
Name
NO_WAVE
FREQ1HZ
FREQ32HZ
FREQ64HZ
FREQ512HZ
ALARM_TOGGLE
ALARM_FLAG
PROG_PULSE
Name
NO_WAVE
FREQ1HZ
FREQ32HZ
FREQ64HZ
FREQ512HZ
ALARM_TOGGLE
ALARM_FLAG
PROG_PULSE
H_31MS
H_16MS
H_4MS
=
------------------------ - 1
20
3906
×
Description
31.2 ms
15.6 ms
3.91 ms
Description
no waveform, stuck at ‘0’
1 Hz square wave
32 Hz square wave
64 Hz square wave
512 Hz square wave
output toggles when alarm flag rises
output is a copy of the alarm flag
duty cycle programmable pulse
Description
no waveform, stuck at ‘0’
1 Hz square wave
32 Hz square wave
64 Hz square wave
512 Hz square wave
output toggles when alarm flag rises
output is a copy of the alarm flag
duty cycle programmable pulse
ppm
–
SAM4S
SAM4S
297
297
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