ATSAM3S-EK Atmel, ATSAM3S-EK Datasheet - Page 169

• Manufacturer Part Number: ATSAM3S-EK
• Description: KIT EVAL FOR ATSAM3S4C
• Manufacturer: Atmel
• Series: SAM3Sr
• Type: MCUr

Specifications of ATSAM3S-EK

• Contents: Board, Cables, Power Supply
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex-M3
• Kit Contents: Board
• Features: TFT Colour LCD Display, SD/MMC Interface
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• For Use With/related Products: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

• RETTOBASE
RO
Indicates whether there are preempted active exceptions:
0 = there are preempted active exceptions to execute
1 = there are no active exceptions, or the currently-executing exception is the only active exception.
• VECTACTIVE
RO
Contains the active exception number:
0 = Thread mode
Nonzero = The exception number
Subtract 16 from this value to obtain the IRQ number required to index into the Interrupt Clear-Enable, Set-Enable, Clear-
Pending, Set-Pending, or Priority Registers, see
When you write to the ICSR, the effect is Unpredictable if you:
Note:
6500C–ATARM–8-Feb-11
• write 1 to the PENDSVSET bit and write 1 to the PENDSVCLR bit
• write 1 to the PENDSTSET bit and write 1 to the PENDSTCLR bit.
1. This is the same value as IPSR bits [8:0] see
(1)
of the currently active exception.
“Interrupt Program Status Register” on page
“Interrupt Program Status Register” on page
SAM3S Preliminary
47.
47.
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