Datasheet

SAM9G20
DS60001516A-page 38  2017 Microchip Technology Inc.
9.4.8 USB Device Port
• USB V2.0 full-speed compliant, 12 MBits per second
• Embedded USB V2.0 full-speed transceiver
• Embedded 2,432-byte dual-port RAM for endpoints
• Suspend/Resume logic
• Ping-pong mode (two memory banks) for isochronous and bulk endpoints
• Six general-purpose endpoints
- Endpoint 0 and 3: 64 bytes, no ping-pong mode
- Endpoint 1 and 2: 64 bytes, ping-pong mode
- Endpoint 4 and 5: 512 bytes, ping-pong mode
• Embedded pad pull-up
9.4.9 Ethernet MAC 10/100
• Compatibility with IEEE Standard 802.3
• 10 and 100 MBits per second data throughput capability
• Full- and half-duplex operations
• MII or RMII interface to the physical layer
• Register Interface to address, data, status and control registers
• DMA Interface, operating as a master on the Memory Controller
• Interrupt generation to signal receive and transmit completion
• 28-byte transmit and 28-byte receive FIFOs
• Automatic pad and CRC generation on transmitted frames
• Address checking logic to recognize four 48-bit addresses
• Supports promiscuous mode where all valid frames are copied to memory
• Supports physical layer management through MDIO interface
9.4.10 Image Sensor Interface
• ITU-R BT. 601/656 8-bit mode external interface support
• Support for ITU-R BT.656-4 SAV and EAV synchronization
• Vertical and horizontal resolutions up to 2048 x 2048
• Preview Path up to 640 x 480 in RGMB mode, 2048 x2048 in grayscale mode
• Support for packed data formatting for YCbCr 4:2:2 formats
• Preview scaler to generate smaller size image
• Programmable frame capture rate
9.4.11 Analog-to-Digital Converter
• 4-channel ADC
• 10-bit 312K samples/sec. Successive Approximation Register ADC
• -2/+2 LSB Integral Non Linearity, -1/+1 LSB Differential Non Linearity
• Individual enable and disable of each channel
• External voltage reference for better accuracy on low voltage inputs
• Multiple trigger source – Hardware or software trigger – External trigger pin – Timer Counter 0 to 2 outputs TIOA0 to TIOA2 trigger
• Sleep Mode and conversion sequencer – Automatic wakeup on trigger and back to sleep mode after conversions of all enabled
channels
• Four analog inputs shared with digital signals