USB to TTL output

Novotek Hardware

This USB to TTL converter is a port-powered USB to TTL/CMOS 5V 8 channels converter, which can be used to convert any standard full-duplex USB port into TTL(or other digital type) output port. The unit is powered from the USB port and the isolated output is powered from external source (5V-36VDC).

This module is targeting electro-mechanical counter for vending machines, gambling machines and similar industrial purposes.

The unit uses the latest FTDI chipset and is fully compatible with Windows 7/Vista/XP/Server2008 /2003/2000/98 (32-bit), Windows 7/Vista/XP/Server2008/2003(64-bit), Win CE, Mac, and Linux.

Specification:

• USB 2.0 (backward compatible) and TTL/CMOS 5V level/any other digital level
• Power supply from USB port, up to 100mA
• TTL/(any digital) output, 8 channels, with configurable baud rate
• SDK support
• PCB dimension 95x45x20mm

USB _ RS485 converter

Novotek Hardware

This USB _ RS485 converter is a port-powered bi-directional USB to RS485 converter, which can be used to convert any standard full-duplex USB port into a two-wire half-duplex RS485 port and vice- versa.

The unit is powered from the USB port and it supports data auto-sensing & self-adjusting, no baud rate setting is required.

In addition, the unit can be power supplied in two ways: by USB port (up to 100 mA) or by external power supply (5/12VDC)

The unit uses the latest FTDI chipset and is fully compatible with Windows 7/Vista/XP/Server2008 /2003/2000/98 (32-bit), Windows 7/Vista/XP/Server2008/2003 (64-bit), Win CE, Mac, and Linux.

Specifications:

• USB 2.0 (backward compatible) and EIA/TIA RS-485 standards
• Power supply by USB (up 100mA) or external power supply (5/12VDC)
• Galvanic isolation of RS485 line, up to 1.5kVDC
• Supports 300 to 115,200 baud rate
• Automatic proceed reception / send
• Rx and Tx LED indication
• Line termination with 120Ω resistors
• FTDI chipset
• PCB dimension 85x50x15mm


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