AT91SAM7A1-AU Atmel, AT91SAM7A1-AU Datasheet - Page 353
AT91SAM7A1-AU
Manufacturer Part Number
AT91SAM7A1-AU
Description
IC ARM7 MCU 32BIT ROMLESS144LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7A1-AU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
40MHz
Connectivity
CAN, EBI/EMI, SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
49
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
For Use With
AT91SAM7A1-EK - BOARD EVAL FOR AT91SAM7A1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
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26.12.1.5
6048B–ATARM–29-Jun-06
Event Counter on an External Clock (TCLK)
Figure 26-13. Single Waveform with Trigger on TIOB
The counter is incremented with each TCLKx rising edge.
This application can be generated in capture mode.
Figure 26-14. Event Counter
(output)
(input)
TIOA
TIOB
Starts the counter and
Counter
RC
RA
initializes TIOA
Counter
Trigger
TCLKx
(input)
5
4
3
2
1
0
Reset
AT91SAM7A1
353
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