RHETOREX, INC.
RDSP/232, RDSP/264
Card Type |
Telephony |
I/O Options |
Telephone in/out (2) |
Data Bus |
8-bit ISA |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Lines 1 & 2 |
8B1 |
Signal ground |
8EE1 |
BASE I/O ADDRESS | |||||||||||
Setting |
EJ1/A |
EJ1/B |
EJ1/C |
EJ1/D |
EJ1/E |
EJ1/F |
EJ1/G |
EJ1/H |
EJ1/I |
EJ1/J | |
000h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed | |
001h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Open | |
002h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Open |
Closed | |
003h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Open |
Open | |
004h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Open |
Closed |
Closed | |
» |
300h |
Open |
Open |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
3FBh |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open | |
3FCh |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Closed | |
3FDh |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Open | |
3FEh |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Closed | |
3FFh |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Open | |
Note: A total of 1023 base address settings are available. The jumpers are a binary representation of the decimal memory addresses. EJ1/A is the Most Significant Bit and jumper EJ1/J is the Least Significant Bit. The jumpers have the following decimal values: EJ1/A=512, EJ1/B=256, EJ1/C=128, EJ1/D=64, EJ1/E=32, EJ1/F=16, EJ1/G=8, EJ1/H=4, EJ1/I=2, EJ1/J=1. Open the jumpers and add the values of the open jumpers to obtain the correct memory address. (Open=1, Closed=0) |