SAM4S16C Atmel Corporation, SAM4S16C Datasheet - Page 866
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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35.12 HSMCI Transfer Done Timings
35.12.1
35.12.2
35.12.3
866
866
SAM4S
SAM4S
Definition
Read Access
Write Access
The XFRDONE flag in the HSMCI_SR indicates exactly when the read or write sequence is
finished.
During a read access, the XFRDONE flag behaves as shown in
Figure 35-11. XFRDONE During a Read Access
During a write access, the XFRDONE flag behaves as shown in
Figure 35-12. XFRDONE During a Write Access
CMDRDY flag
XFRDONE flag
Data bus - D0
Not busy flag
CMD line
XFRDONE flag
CMDRDY flag
Not busy flag
CMD line
D0
Data
HSMCI write CMD
HSMCI read CMD
Card response
Card response
1st Block
1st Block
1st Block
The CMDRDY flag is released 8 tbit after the end of the card response.
The CMDRDY flag is released 8 tbit after the end of the card response.
Last Block
Last Block
Last Block
Figure
Figure
D0 is tied by the card
35-11.
35-12.
11100A–ATARM–28-Oct-11
11100A–ATARM–28-Oct-11
D0 is released
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