AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 26

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

PWM Controller
Analog-to-digital
Converter
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AT91SAM7S32 Preliminary
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Table 5. Timer Counter Clocks Assignment
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Each channel is user-configurable and contains:
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Four channels, one 16-bit counter per channel
Common clock generator, providing thirteen different clocks
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Independent channel programming
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8-channel ADC
10-bit 100 Ksamples/sec. Successive Approximation Register ADC
-2/+2 LSB Integral Non Linearity, -1/+2 LSB Differential Non Linearity
Integrated 8-to-1 multiplexer, offering eight independent 3.3V analog inputs
External voltage reference for better accuracy on low voltage inputs
Individual enable and disable of each channel
Multiple trigger source
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Sleep Mode and conversion sequencer
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Four of eight analog inputs shared with digital signals
Three external clock inputs
Five internal clock inputs, as defined in Table 5
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
Hardware or software trigger
External trigger pin
Timer Counter 0 to 1 outputs TIOA0 to TIOA1 trigger
Automatic wakeup on trigger and back to sleep mode after conversions of all
enabled channels
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
TC Clock Input
MCK/1024
MCK/128
MCK/32
MCK/2
MCK/8
Clock
6071A–ATARM–28-Oct-04