SAM7S32 Atmel Corporation, SAM7S32 Datasheet - Page 487

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SAM7S32

Manufacturer Part Number
SAM7S32
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM7S32

Flash (kbytes)
32 Kbytes
Pin Count
48
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
21
Ext Interrupts
21
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
2
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
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
34.6.1
Register Name:
Access Type:
• DIVA, DIVB: CLKA, CLKB Divide Factor
• PREA, PREB
6175L–ATARM–28-Jul-11
DIVA, DIVB
0
1
2-255
0
0
0
0
0
0
0
0
1
1
1
31
23
15
7
PWM Mode Register
PREA, PREB
0
0
0
0
1
1
1
1
0
0
0
Other
30
22
14
6
PWM_MR
Read/Write
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
29
21
13
5
CLKA, CLKB
CLKA, CLKB clock is turned off
CLKA, CLKB clock is clock selected by PREA, PREB
CLKA, CLKB clock is clock selected by PREA, PREB divided by DIVA, DIVB factor.
MCK.
MCK/2
MCK/4
MCK/8
MCK/16
MCK/32
MCK/64
MCK/128
MCK/256
MCK/512
MCK/1024
Reserved
28
20
12
4
DIVB
DIVA
27
19
11
3
Divider Input Clock
26
18
10
2
PREB
PREA
SAM7S Series
25
17
9
1
24
16
8
0
487

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