MCP2210-I/SS USB Interface IC USB to SPI Protocol Converter

Universal Serial Bus (USB)
Supports full-speed USB (12 Mb/s)
Human Interface Device (HID) device
128-byte Buffer to handle data throughput:
64-byte transmit
64-byte receive
Fully configurable VID, PID assignments and string descriptors
Bus powered (factory default) or self-powered (can be selected through special USB commands)
USB 2.0 Compliant
USB Driver and Software Support
Uses standard HID drivers (built-in support on Windows XP, Vista, 7, Linux and Mac OS)
Configuration utility for devices power-up configuration
Utility for USB-SPI communication, GPIO manipulation and miscellaneous features usage
SPI Master peripheral
Supports all four SPI modes (Mode 0, 1, 2, 3)
Bit-rates from 1500 bps up to 12 Mbps
Configurable delays for SPI transactions:
Chip Select (assert) to 1st byte of data delay
Data to data delay
Data to Chip Select (de-assert) delay
SPI transactions lengths of up to 65535 bytes long
Up to 9 Chip Select lines to be used in any combination for a given SPI transaction (the chip select lines are shared between GPIOs and alternate function pins; certain GPs up to 9 of them can be assigned with the chip select functionality)
General Purpose Input/Output (GPIO) Pins
Nine general purpose I/O pins
EEPROM
256 bytes of user EEPROM (accessible only through certain USB commands)
Parameter Name Value
USB Speed Full Speed
USB Compliant USB 2.0
PHY Yes
MCU Interface SPI
Tx/Rx Buffer Size (Bytes) Tx 64 - Rx 64
No. of GPIO 9
Operating Voltage Range (V) 3.3 to 5.5