Illustrations 1 PC-HSICA Programming Jumpers and Switches, plus RS-232-C Interface Connector Pinout ..............2-1 2 Full-Handshake Cabling Between the PC-HSICA Card and a Daytronic 25-Pin Computer Interface Port ............2-4 3 Full-Handshake Cabling Between the PC-HSICA Card and a Daytronic 9-Pin Computer Interface Port ............2-5 Tables 1 HSIC Programming Switch Settings ................
SHOWN IN TABLE 1, BELOW, FOR THE COM PORT YOU HAVE DEDICATED TO THE PC-HSICA (i.e., 4 or 7 for COM1, 3 or 7 for COM2, 4 or 7 for COM3, 3 or 7 for COM4). ONCE DEDICATED TO THE PC-HSICA, AN IRQ NUMBER CANNOT BE USED FOR ANY OTHER PURPOSE.
2.a.1 H ANDSHAKE As shown in Fig. 1, Pin 20 of the PC-HSICA’s RS-232-C Interface Connector may function either as a DTR (Data Terminal Ready) output or as an RTS (Ready to Send) output. Which of these two functions you assign to this interface line will depend on the handshake set stipulated by your driver software (i.e., CTS/DTR or...
Refer to Fig. 1 and locate the three Handshake Programming Jumper Pins on the PC-HSICA board. A “minijumper” is provided for connecting either Pin 2 to Pin 3 or Pin 1 to Pin 2. Position the jumper for the desired handshake pair: •...
2. Enter the following command line (via DOS or Windows): C:>HSIC /c:x where “x” is the COM PORT NUMBER to which the PC-HSICA has been set via the HSIC Programming Switches (Section 2.a.3, above). If the COM PORT NUMBER you enter here is NOT that to which the board has been set, the software will warn you that this is the case.
FOR YOUR APPLICATION, FEEL FREE TO CONTACT THE DAYTRONIC SERVICE DEPARTMENT FOR ASSISTANCE. Note that it is NOT necessary to tie pins 5 and 6 at the PC-HSICA end of the cable (this is required only for direct connection between the instrument and an IBM or IBM-compatible serial port).
BER OF DATA BITS, NUMBER OF STOP BITS, AND PARITY. PLEASE NOTE: When the PC-HSICA is set to “HSIC” mode, if a baud rate of 1200 or lower is selected for the PC-HSICA interface—or if a baud rate of 3600, 7200, 56K, or 115.2K is selected—the actual baud rate will be 153.6K.
While in DOS, you can use the MODE command to reset protocol for the PC- HSICA interface. For example, to set the protocol to 153.6K baud, 7 data bits, 2 stop bits, and NO parity for a PC-HSICA that has been assigned to COM1, you can enter a command of C:>MODE COM1:150,n,7,2...
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