112 End of Transmission code 273 endpoint descriptor bulk 350-351, 354 interrupt 350, 353 enumeration 318 error detecting ErrorReceived event 214-218 exceptions 214 See also parity ErrorReceived 214-218 Ethernet interface for serial port 37 vs. other interfaces 3 Ethernet emulation model 337, 338 Ethernet networking control model 337 EUSART. See UART; PIC18F4550 event-driven programming 28 DataReceived SerialPort 194-195 ErrorReceived SerialPort 214-218 PinChanged SerialPort 211-213 See also .NET; interrupt exception InvalidOperationException 166 TimeoutException 161 UnauthorizedAccessException 159 F fail safe, RS-485 127 368 Federal Communications Commission FCC 149-150 fiber optics 76 field strength 149 FireWire 3 flow control 26-27 defined 7 .NET and 209-213 PIC18F4520 256-262 See also Handshake; RTS/CTS; DTR/DSR; Xon/Xoff FOSC 234, 235-237 frequency shift key FSK modulation 147 FT2232C 326 FT232R326-327 RS-485 and 103 FT245R328-329 FTDI D2XX DLL 330 EEPROM 330 host driver 330 prototyping modules 329-330 Vendor ID and Product ID 330 See also specific chip full duplex defined 7 RS-485 circuit 91-92 functional descriptor 349-350, 352-353 Future Technology Devices International. See FTDI Fyre-Fly 148 G gas-discharge tube 69 gender changer 64 GET_COMM_FEATURE 342, 343 GET_ENCAPSULATED_RESPONSE 340, 341, 342 GET_LINE_CODING 341, 342 getcUSART 245 GetPortNames 221 getsUSART 251 GHI Electronics 9 Globally Unique Identifier 39-40 GND pin RS-232 45 See also ground GPIB. See IEEE-488 GPS 25 Greenleaf Software 41 ground loop 72 pin, RS-232 45 RS-232 shield 46 RS-485 134-137 types 70-75 GUID 39-40 H half duplex defined 7 RS-485 circuit 92-93 Handshake SerialPort .NET 209-213, 223 See also flow control; RTS/CTS; DTR/DSR; Xon/Xoff harmonics 107 hash value 30 .NET 218 Hayes modem 24 header functional descriptor 349, 352 High Tech Horizon 271 Hilgraeve 41 host drivers 318 HSER_BAUD 241 HSER_CLROERR 246 369 HSER_RCSTA 241 HSER_SPBRG 242 HSER_SPBRGH 242 HSER_TXSTA 24 prom-electric.ru