Capsim Block Documentation
This star simulates an Ethernet transceiver cable by introducing a fixed delay
| Port | Type | Name | |
|---|---|---|---|
| 0 | float | txIn | |
| 1 | float | rxIn | |
| 2 | float | cdIn |
| Port | Type | Name | |
|---|---|---|---|
| 0 | float | txOut | |
| 1 | float | rxOut | |
| 2 | float | cdOut |
| Num | Description | Type | Name | Default Value | |
|---|---|---|---|---|---|
| 0 | The delay of the cable in samples | int | samplesDelay | 0 |
| Num | Type | Name | Initial Value | Description |
|---|---|---|---|---|
| 0 | int | first |
int i; int numberSamples; |
|---|
if ((samplesDelay >= 0) && (samplesDelay < 100))
;
else {
fprintf(stderr,"cable: parameter out of range");
return(1);
}
first=1;
|
|---|
if(first) {
first=0;
i=0;
while ( i< samplesDelay) {
if(IT_OUT(0)) {
KrnOverflow("cable",0);
return(99);
}
if(IT_OUT(1)) {
KrnOverflow("cable",1);
return(99);
}
if(IT_OUT(2)) {
KrnOverflow("cable",2);
return(99);
}
rxOut(0)=0.0;
txOut(0)= 0.0;
cdOut(0) = 0.0;
++i;
}
}
for(numberSamples = MIN_AVAIL(); numberSamples > 0; -- numberSamples) {
IT_IN(0);
IT_IN(1);
IT_IN(2);
if(IT_OUT(0)) {
KrnOverflow("cable",0);
return(99);
}
if(IT_OUT(1)) {
KrnOverflow("cable",1);
return(99);
}
if(IT_OUT(2)) {
KrnOverflow("cable",2);
return(99);
}
rxOut(0)=rxIn(0);
txOut(0)=txIn(0);
cdOut(0)=cdIn(0);
}
return(0);
|
|---|
/* Capsim (r) Text Mode Kernel (TMK) Star Library (Blocks)
Copyright (C) 1989-2002 XCAD Corporation
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
http://capsimtmk.sourceforge.net
XCAD Corporation
Raleigh, North Carolina */
|
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/*cable.s*/ /* * Inputs: txIn: The transmit data out * rxIn: The receive data out * cdIn: The collision data out * Outputs: TxOut: Transmit data out * RxOut The receive data out * CdOut The Collision out * * Parameters: SamplesDelay: The Delay of the cable * * This star simulates an Ethernet transceiver cable by introducing a * fixed delay * * Programmer: Prayson W. Pate * Date: September 29, 1987 * |
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