AT91SAM7XC512 ATMEL Corporation, AT91SAM7XC512 Datasheet - Page 39

• Manufacturer Part Number: AT91SAM7XC512
• Description: At91 Arm Thumb-based Microcontrollers
• Manufacturer: ATMEL Corporation

10.17 Analog-to-Digital Converter
6209BS–ATARM–03-Sep-06
• 64-bit Cryptographic Key
• Two-key or Three-key Algorithms
• 18-clock Cycles Encryption/Decryption Processing Time for DES
• 50-clock Cycles Encryption/Decryption Processing Time for TDES
• Support the Four Standard Modes of Operation specified in the FIPS Publication 81, DES
• Modes of Operation:
• 8-, 16-, 32- and 64- Data Sizes Possible in CFB Mode
• Last Output Data Mode allowing Optimized Message (Data) Authentication Code (MAC)
• Connection to PDC Channel Capabilities Optimizes Data Transfers for all Operating Modes:
• 8-channel ADC
• 10-bit 384 Ksamples/sec. Successive Approximation Register ADC
• -3/+3 LSB Integral Non Linearity, -2/+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 sources
• Sleep Mode and conversion sequencer
• Four of eight analog inputs shared with digital signals
AT91SAM7XC/512/256/128 Preliminary Summary
generation
– Electronic Codebook (ECB)
– Cipher Block Chaining (CBC)
– Cipher Feedback (CFB)
– Output Feedback (OFB)
– One Channel for the Receiver, One Channel for the Transmitter
– Next Buffer Support
– Hardware or software trigger
– External trigger pin
– Timer Counter 0 to 2 outputs TIOA0 to TIOA2 trigger
– Automatic wakeup on trigger and back to sleep mode after conversions of all
enabled channels
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