SAM7SE32 Atmel Corporation, SAM7SE32 Datasheet - Page 293
SAM7SE32
Manufacturer Part Number
SAM7SE32
Description
Manufacturer
Atmel Corporation
Specifications of SAM7SE32
Flash (kbytes)
32 Kbytes
Pin Count
144
Max. Operating Frequency
48 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
88
Ext Interrupts
88
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
3
Ssc
1
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)
8
Self Program Memory
NO
External Bus Interface
1
Dram Memory
sdram
Nand Interface
Yes
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
Yes / 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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29.9.10
Name:
Access:
• CSS: Master Clock Selection
• PRES: Processor Clock Prescaler
6222F–ATARM–14-Jan-11
31
23
15
–
–
–
7
–
PMC Master Clock Register
0
0
0
0
1
1
1
1
0
0
1
1
30
22
14
PMC_MCKR
Read-write
–
–
–
6
–
29
21
13
–
–
–
5
–
CSS
PRES
0
0
1
1
0
0
1
1
28
20
12
–
–
–
4
0
1
0
1
PRES
27
19
11
–
–
–
3
0
1
0
1
0
1
0
1
Clock Source Selection
Slow Clock is selected
Main Clock is selected
Reserved
PLL Clock is selected.
26
18
10
–
–
–
2
SAM7SE512/256/32
Processor Clock
Selected clock
Selected clock divided by 2
Selected clock divided by 4
Selected clock divided by 8
Selected clock divided by 16
Selected clock divided by 32
Selected clock divided by 64
Reserved
25
17
–
–
–
9
1
CSS
24
16
–
–
–
8
0
293
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