ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 254
ATSAM3U-EK
Manufacturer Part Number
ATSAM3U-EK
Description
KIT EVAL FOR AT91SAM3U CORTEX
Manufacturer
Atmel
Type
MCUr
Datasheets
1.ATSAM3U-EK.pdf
(2 pages)
2.ATSAM3U-EK.pdf
(61 pages)
3.ATSAM3U-EK.pdf
(1171 pages)
4.ATSAM3U-EK.pdf
(53 pages)
Specifications of ATSAM3U-EK
Contents
Board
Processor To Be Evaluated
SAM3U
Data Bus Width
32 bit
Interface Type
RS-232, USB
Operating Supply Voltage
3 V
Silicon Manufacturer
Atmel
Core Architecture
ARM
Core Sub-architecture
Cortex - M3
Silicon Core Number
SAM3U4E
Silicon Family Name
SAM3U
Kit Contents
Board CD Docs
Rohs Compliant
Yes
For Use With/related Products
AT91SAM3U
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATSAM3U-EK
Manufacturer:
Atmel
Quantity:
10
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Figure 16-7.
254
if (URSTEN = 0) and
SAM3U Series
Peripheral Access
(URSTIEN = 1)
Reset Controller Status and Interrupt
URSTS
NRSTL
rstc_irq
NRST
MCK
resynchronization
• SRCMP bit: This field indicates that a Software Reset Command is in progress and that no
• NRSTL bit: The NRSTL bit of the Status Register gives the level of the NRST pin sampled on
• URSTS bit: A high-to-low transition of the NRST pin sets the URSTS bit of the RSTC_SR
further software reset should be performed until the end of the current one. This bit is
automatically cleared at the end of the current software reset.
each MCK rising edge.
register. This transition is also detected on the Master Clock (MCK) rising edge (see
16-7). If the User Reset is disabled (URSTEN = 0) and if the interruption is enabled by the
URSTIEN bit in the RSTC_MR register, the URSTS bit triggers an interrupt. Reading the
RSTC_SR status register resets the URSTS bit and clears the interrupt.
2 cycle
resynchronization
2 cycle
RSTC_SR
read
6430D–ATARM–25-Mar-11
Figure
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