SAM4S16C Atmel Corporation, SAM4S16C Datasheet - Page 861

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SAM4S16C

Manufacturer Part Number
SAM4S16C
Description
Manufacturer
Atmel Corporation
Datasheets

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
Figure 35-9. Write Functional Flow Diagram
Note:
11100A–ATARM–28-Oct-11
11100A–ATARM–28-Oct-11
1. It is assumed that this command has been correctly sent (see
Number of words to write = BlockLength/4
Reset the PDCMODE bit
HSMCI_MR &= ~PDCMODE
Set the block length
HSMCI_MR |= (BlockLenght <<16)
Read status register HSMCI_SR
Number of words to write = 0 ?
Send WRITE_SINGLE_BLOCK
HSMCI_TDR = Data to write
Number of words to write =
Number of words to write -1
No
TXRDY = 0?
command
Poll the bit
No
(1)
No
Send SET_BLOCKLEN command
Send SELECT/DESELECT_CARD
command
Yes
Yes
RETURN
Write using PDC
(1)
to select the card
Figure
(1)
Configure the PDC channel
HSMCI_TPR = Data Buffer Address
HSMCI_TCR = BlockLength/4
Yes
35-7).
Set the PDCMODE bit
HSMCI_MR |= PDCMODE
Set the block length
HSMCI_MR |= (BlockLength << 16)
Read status register HSMCI_SR
Send WRITE_SINGLE_BLOCK
HSMCI_PTCR = TXTEN
NOTBUSY= 0?
command (1)
RETURN
Poll the bit
No
Yes
SAM4S
SAM4S
861
861

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