SAM7S32 Atmel Corporation, SAM7S32 Datasheet - Page 39
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SAM7S32
Manufacturer Part Number
SAM7S32
Description
Manufacturer
Atmel Corporation
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
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10.8
10.9
6175L–ATARM–28-Jul-11
Serial Synchronous Controller
Timer Counter
Table 10-5.
TC Clock Input
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
• ISO7816, T = 0 or T = 1 Protocols for interfacing with smart cards
• IrDA modulation and demodulation
• Test Modes
• Provides serial synchronous communication links used in audio and telecom applications
• Contains an independent receiver and transmitter and a common clock divider
• Offers a configurable frame sync and data length
• Receiver and transmitter can be programmed to start automatically or on detection of
• Receiver and transmitter include a data signal, a clock signal and a frame synchronization
• Three 16-bit Timer Counter Channels
• Wide range of functions including:
• Each channel is user-configurable and contains:
different event on the frame sync signal
signal
– NACK handling, error counter with repetition and iteration limit
– Communication at up to 115.2 Kbps
– Remote Loopback, Local Loopback, Automatic Echo
– Two output compare or one input capture per channel (except for SAM7S32/16
– Frequency measurement
– Event counting
– Interval measurement
– Pulse generation
– Delay timing
– Pulse Width Modulation
– Up/down capabilities
– Three external clock inputs (The SAM7S32/16 have one)
– Five internal clock inputs, as defined in
– Two multi-purpose input/output signals
– Two global registers that act on all three TC channels
which have only two channels connected to the PIO)
Timer Counter Clocks Assignment
Clock
MCK/2
MCK/8
MCK/32
MCK/128
MCK/1024
Table 10-5
SAM7S Series
39
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