AT91SAM7SE256B-CUR Atmel, AT91SAM7SE256B-CUR Datasheet - Page 86

• Manufacturer Part Number: AT91SAM7SE256B-CUR
• Description: IC ARM7 MCU FLASH 256K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE256B-CUR

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: EBI/EMI, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 88
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Processor Series: SAM7SE256
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SPI, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 88
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Processor To Be Evaluated: AT91SAM7SE256B
• Supply Current (max): 60 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

17.2
Table 17-1.
17.2.1
Name:
Access:
• PSTDBY: Periodic Interval Value
0 = Voltage regulator in normal mode.
1 = Voltage regulator in standby mode (low-power mode).
86
Offset
0x60
31
23
15
–
–
–
7
–
Voltage Regulator Power Controller (VREG) User Interface
SAM7SE512/256/32 Preliminary
Voltage Regulator Mode Register
Voltage Regulator Power Controller Register Mapping
Register
Voltage Regulator Mode Register
30
22
14
VREG_MR
Read/Write
–
–
–
6
–
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
Name
VREG_MR
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
–
Read/Write
Access
25
17
–
–
9
–
1
–
6222F–ATARM–14-Jan-11
Reset Value
0x0
PSTDBY
24
16
–
–
8
–
0