USB TO LPT CONVERTER CIRCUIT WITH ATMEL ATMEGA8
Converter from USB to LPT parallel port (25 pin SubD receptacle) with hardware virtualization at input/output instruction level Supports all parallel port modes named SPP, EPP and ECP, 16 Byte FIFO depth USB Low Speed (1.5 Mbit/s signaling; 1 kByte/s for input/output instructions) Supports USB suspend mode with reduced power consumption Full open-source, even for schematics and PCBs
In particular laptop works well with a circuit :) USB port Lpt port çevriy Windows 98-Me-2k-XP-Vista driver files there is also the source. C. H. Hex code and eagle crafted with PCBs schema files are.
Sơ đồ mạch:
Fuse bit:
Download:
Fshare
MediaFire
Mega
4Shared
Nguồn:http://320volt.com/en/atmega8-tq-ile-usb-lpt-cevirici-usb-praralel-port-adaptor/
In particular laptop works well with a circuit :) USB port Lpt port çevriy Windows 98-Me-2k-XP-Vista driver files there is also the source. C. H. Hex code and eagle crafted with PCBs schema files are.
Sơ đồ mạch:
Fuse bit:
Download:
Fshare
MediaFire
Mega
4Shared
Nguồn:http://320volt.com/en/atmega8-tq-ile-usb-lpt-cevirici-usb-praralel-port-adaptor/
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