AT91SAM9261-CJ-999 Atmel, AT91SAM9261-CJ-999 Datasheet - Page 105

• Manufacturer Part Number: AT91SAM9261-CJ-999
• Description: IC MCU ARM9 ULTRA LP 217LFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9261-CJ-999

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 190MHz
• Connectivity: EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: DMA, LCD, POR, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: ROM
• Ram Size: 192K x 8
• Voltage - Supply (vcc/vdd): 1.08 V ~ 1.32 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 217-LFBGA
• For Use With: AT91SAM9261-EK - KIT EVAL FOR AT91SAM926EJ-SAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

14.4.2
Name:
Address:
Access Type:Read-only
• URSTS: User Reset Status
0 = No high-to-low edge on NRST happened since the last read of RSTC_SR.
1 = At least one high-to-low transition of NRST has been detected since the last read of RSTC_SR.
• RSTTYP: Reset Type
Reports the cause of the last processor reset. Reading this RSTC_SR does not reset this field.
• NRSTL: NRST Pin Level
Registers the NRST Pin Level at Master Clock (MCK).
• SRCMP: Software Reset Command in Progress
0 = No software command is being performed by the reset controller. The reset controller is ready for a software command.
1 = A software reset command is being performed by the reset controller. The reset controller is busy.
6062M–ATARM–23-Mar-09
0
0
0
0
1
31
23
15
–
–
–
7
–
RSTTYP
Reset Controller Status Register
0
0
1
1
0
RSTC_SR
0xFFFFFD04
0
1
0
1
0
30
22
14
–
–
–
6
–
Reset Type
General Reset
Wake Up Reset
Watchdog Reset
Software Reset
User Reset
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
Comments
Both VDDCORE and VDDBU rising
VDDCORE rising
Watchdog fault occurred
Processor reset required by the software
NRST pin detected low
27
19
11
–
–
–
3
–
AT91SAM9261 Preliminary
26
18
10
–
–
2
–
RSTTYP
SRCMP
25
17
–
9
1
–
URSTS
NRSTL
24
16
–
8
0
105