Electronics Projects, Isolated USB Adapters RS232 RS485 article
"analog circuits projects, " tagged with
There are 3 USB converter circuits CP2102 USB communication as in the isolation section of the ISO7221 standard is being used. USB/RS232 adapters isolated TTL (RX-TX), isolated USB/RS485 adapter (+ max13488) usb1wir isolated adapter (+ DS280)
All prepared with the USB adapter KiCAD source of PCBs, in addition to the schema files are picture. Psi format drawing files there.
USB Adapters for CP2102 ISO7221 files: isolated-usb-adapters-rs232-rs485.rar alternative link2