SAM7SE32 Atmel Corporation, SAM7SE32 Datasheet - Page 41

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SAM7SE32

Manufacturer Part Number
SAM7SE32
Description
Manufacturer
Atmel Corporation
Datasheets

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
10.11 Timer Counter
10.12 PWM Controller
6222ES–ATARM–15-Dec-09
Table 10-4.
• 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:
• Four channels, one 16-bit counter per channel
• Common clock generator, providing thirteen different clocks
• Independent channel programming
different event on the frame sync signal
signal
– Two output compare or one input capture per channel
– Frequency measurement
– Event counting
– Interval measurement
– Pulse generation
– Delay timing
– Pulse Width Modulation
– Up/down capabilities
– Three external clock inputs
– Five internal clock inputs, as defined in
– Two multi-purpose input/output signals
– Two global registers that act on all three TC channels
– One Modulo n counter providing eleven clocks
– Two independent linear dividers working on modulo n counter outputs
– Independent enable/disable commands
– Independent clock selection
– Independent period and duty cycle, with double buffering
– Programmable selection of the output waveform polarity
– Programmable center or left aligned output waveform
Timer Counter Clocks Assignment
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
TC Clock input
AT91SAM7SE512/256/32 Summary
Table 10-4
MCK/1024
MCK/128
MCK/32
MCK/2
MCK/8
Clock
41

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