Communications adaptors
TTL/Serial modules
TTL/Serial communications adaptors.
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USB-RS485B£19.60 £16.33 As low as £14.72 £12.27Complete, self powered, USB to RS485 interface.
Perfect for Modbus-RTU.
Baud - any baud rate up to 250k
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RS485 bus - upto 128 devices on the bus
Power - fully powered from standard USB interface -
USB-ISS£20.09 £16.74 As low as £15.95 £13.29USB to I2C, SPI, or Serial, digital I/O or analog inputs adaptor.
I2C - 20khz to 1mhz
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SPI - 24khz to 3Mhz
Serial - 300 baud to 115.2K baud
I/O - digital I/O, or analogue input
Power - powered by USB -
USB-ISS-SV£20.28 £16.90 As low as £16.09 £13.41USB to I2C, SPI, or Serial, digital I/O or analog inputs adaptor.
I2C - 20khz to 1mhz
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SPI - 24khz to 3Mhz
Serial - 300 baud to 115.2K baud
I/O - digital I/O, or analogue input
Power - powered by USB -
