SAM4S16C Atmel Corporation, SAM4S16C Datasheet - Page 153

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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
11.6.6.12
11100A–ATARM–28-Oct-11
11100A–ATARM–28-Oct-11
SDIV and UDIV
Signed Divide and Unsigned Divide.
Syntax
SDIV{cond} {Rd,} Rn, Rm
UDIV{cond} {Rd,} Rn, Rm
where:
cond
Rd
Rn
Rm
Operation
SDIV
UDIV
For both instructions, if the value in
towards zero.
Restrictions
Do not use SP and do not use PC
Condition Flags
These instructions do not change the flags.
Examples
SDIV R0, R2, R4 ; Signed divide, R0 = R2/R4
UDIV R8, R8, R1 ; Unsigned divide, R8 = R8/R1
performs a signed integer division of the value in
performs an unsigned integer division of the value in
is an optional condition code, see
is the destination register. If
is the register holding the value to be divided.
is a register holding the divisor.
.
Rn
is not divisible by the value in
Rd
is omitted, the destination register is
“Conditional Execution”
Rn
by the value in
Rn
by the value in
.
Rm
Rm
, the result is rounded
.
Rm
Rn
.
.
SAM4S
SAM4S
153
153

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