SAM7S161 Atmel Corporation, SAM7S161 Datasheet - Page 96
SAM7S161
Manufacturer Part Number
SAM7S161
Description
Manufacturer
Atmel Corporation
Specifications of SAM7S161
Flash (kbytes)
16 Kbytes
Pin Count
64
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
32
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
3
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
4
Self Program Memory
NO
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
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17.2
Table 17-1.
17.2.1
Register Name:
Access Type:
• PSTDBY: Periodic Interval Value
0 = Voltage regulator in normal mode.
1 = Voltage regulator in standby mode (low-power mode).
96
Offset
0x60
31
23
15
–
–
–
7
–
Voltage Regulator Power Controller (VREG) User Interface
SAM7S Series
Voltage Regulator Mode Register
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
–
6175L–ATARM–28-Jul-11
Reset
0x0
PSTDBY
24
16
–
–
8
–
0
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