ATAVRDISPLAYX Atmel, ATAVRDISPLAYX Datasheet - Page 109

• Manufacturer Part Number: ATAVRDISPLAYX
• Description: KIT EVAL XMEGA DISPLAY
• Manufacturer: Atmel

Specifications of ATAVRDISPLAYX

• Main Purpose: *
• Embedded: *
• Utilized Ic / Part: *
• Primary Attributes: *
• Secondary Attributes: *
• Silicon Manufacturer: Atmel
• Silicon Family Name: ATxmega
• Kit Contents: Board
• Features: Temperature Sensor, Mono Speaker Via Audio Amplifier
• Svhc: No SVHC (15-Dec-2010)
• Core Architecture: AVR
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.5
9.5.1
9.5.2
8077H–AVR–12/09
Register Description
STATUS - Reset Status Register
CTRL - Reset Control Register
• Bit 7 – 6: Reserved
These bits are reserved and will always be read as zero. For compatibility with future devices,
always write these bits to zero when this register is written.
• Bit 5 – SRF: Software Reset Flag
This flag is set if a Software reset occurs. The flag will be cleared by a power-on reset or by writ-
ing a one to the bit location.
• Bit 4 - PDIRF: Program and Debug Interface Reset Flag
This flag is set if a Programming interface reset occurs. The flag will be cleared by a power-on
reset or by writing a one to the bit location.
• Bit 3 - WDRF: Watchdog Reset Flag
This flag is set if a Watchdog reset occurs. The flag will be cleared by a power-on reset or by
writing a one to the bit location.
• Bit 2 - BORF: Brown Out Reset Flag
This flag is set if a Brown out reset occurs. The flag will be cleared by a power-on reset or by
writing a one to the bit location.
• Bit 1 - EXTRF: External Reset Flag
This flag is set if an External reset occurs. The flag will be cleared by a power-on reset or by writ-
ing a one to the bit location.
• Bit 0 - PORF: Power On Reset Flag
This flag is set if a Power-on reset occurs. Writing a one to the flag will clear the bit location.
• Bit 7:1 - Reserved
These bits are unused and reserved for future use. For compatibility with future devices, always
write these bits to zero when this register is written.
• Bit 0 - SWRST: Software Reset
When this bit is set, a Software reset will occur. The bit is cleared when a reset is issued. This bit
is protected by the Configuration Change Protection, for details refer to
tion Change Protection” on page
Bit
+0x01
Read/Write
Initial Value
Bit
+0x00
Read/Write
Initial Value
R
7
–
0
R
7
–
-
R
6
–
0
6
–
R
-
SRF
R/W
R
5
–
0
12.
5
-
PDIRF
R/W
R
4
–
0
4
-
WDRF
R/W
R
3
–
0
3
-
BORF
R/W
R
2
–
0
2
-
EXTRF
R/W
Section 3.12 ”Configura-
1
–
R
0
1
-
XMEGA A
SWRST
PORF
R/W
R/W
0
0
0
-
STATUS
CTRL
109