TR112 modem/telephone/ISDN Settings and Configuration
BROOKTROUT TECHNOLOGY, INC.
TR112
Card Type | Fax/Telephony/T1 DSU |
Processor | Z8 |
Processor Speed | 12MHz |
Chip Set | Unidentified |
T1 Transfer Rate | 1.544Mbps x 2 |
Maximum Onboard Memory | 32K |
I/O Options | Telephone (2) |
Data Bus | 8/16-bit ISA |
Line Type | Loop-start, DID, T1 |
CONNECTIONS | |||
Function | Label | Function | Label |
Telephone line 1 | CN1 | External LEDs (see pinout below) | J3 |
Telephone line 2 | CN2 | ||
J3 PINOUT | |||
Function | Pin | Function | Pin |
Not used | 1 | Channel 2 off hook | 4 |
Channel 1 off hook | 2 | Channel 2 status | 5 |
Channel 1 status | 3 | +5V DC power for LEDs | 6 |
USER CONFIGURABLE SETTINGS | |||
Setting | Label | Position | |
| » | DRQ pull-down resistor enabled | SW1/1 | On |
DRQ pull-down resistor disabled | SW1/1 | Off | |
Note: If multiple TR112 cards are installed in a system, SW1/1 should be turned on for only one of them. | |||
DMA CHANNEL | ||||||
Setting | J31/A | J31/B | J31/C | J31/D | J31/E | J31/F |
DMA1 | Closed | Open | Open | Closed | Open | Open |
DMA2 | Open | Closed | Open | Open | Closed | Open |
DMA3 | Open | Open | Closed | Open | Open | Closed |
BASE I/O ADDRESS | ||||||||
Setting | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 | SW1/7 | SW1/8 | |
000h | On | On | On | On | On | On | On | |
008h | Off | On | On | On | On | On | On | |
010h | On | Off | On | On | On | On | On | |
018h | Off | Off | On | On | On | On | On | |
020h | On | On | Off | On | On | On | On | |
| » | 250h | On | Off | On | Off | On | On | Off |
3D8h | Off | Off | On | Off | Off | Off | Off | |
3E0h | On | On | Off | Off | Off | Off | Off | |
3E8h | Off | On | Off | Off | Off | Off | Off | |
3F0h | On | Off | Off | Off | Off | Off | Off | |
3F8h | Off | Off | Off | Off | Off | Off | Off | |
Note: A total of 127 base address settings are available. The switches are a binary representation of the decimal memory addresses. SW1/8 is the Most Significant Bit and switch SW1/2 is the Least Significant Bit. The switches have the following decimal values: SW1/8=512, SW1/7=256, SW1/6=128, SW1/5=64, SW1/4=32, SW1/3=16, SW1/2=8. Turn off the switches and add the values of the switches that are off to obtain the correct memory address. (Off=1, On=0) | ||||||||
INTERRUPT | ||||||
Setting | J32/A | J32/B | J32/C | J32/D | J32/E | J32/F |
IR/FONT> | Open | Open | Open | Open | Open | Closed |
IRQ3 | Open | Open | Open | Open | Closed | Open |
IRQ4 | Open | Open | Open | Closed | Open | Open |
IRQ5 | Open | Open | Closed | Open | Open | Open |
IRQ6 | Open | Closed | Open | Open | Open | Open |
IRQ7 | Closed | Open | Open | Open | Open | Open |
IRQ10 | Open | Open | Open | Open | Open | Open |
IRQ11 | Open | Open | Open | Open | Open | Open |
IRQ12 | Open | Open | Open | Open | Open | Open |
IRQ14 | Open | Open | Open | Open | Open | Open |
IRQ15 | Open | Open | Open | Open | Open | Open |
INTERRUPT (CON’T) | |||||
Setting | J33 pins 1 & 2 | J33 pins 3 & 4 | J33 pins 5 & 6 | J33 pins 7 & 8 | J33 pins 9 & 10 |
IR/FONT> | Open | Open | Open | Open | Open |
IRQ3 | Open | Open | Open | Open | Open |
IRQ4 | Open | Open | Open | Open | Open |
IRQ5 | Open | Open | Open | Open | Open |
IRQ6 | Open | Open | Open | Open | Open |
IRQ7 | Open | Open | Open | Open | Open |
IRQ10 | Open | Open | Open | Open | Closed |
IRQ11 | Open | Open | Open | Closed | Open |
IRQ12 | Open | Open | Closed | Open | Open |
IRQ14 | Open | Closed | Open | Open | Open |
IRQ15 | Closed | Open | Open | Open | Open |
DIAGNOSTIC LED(S) | |||
LED | Color | Status | Condition |
LED1 | Green | On | Line 1 is active |
LED1 | Green | Off | Line 1 is not active |
LED2 | Red | On | Line 1 is off-hook |
LED2 | Red | Off | Line 1 is on-hook |
LED3 | Green | On | Line 2 is active |
LED3 | Green | Off | Line 2 is not active |
LED4 | Red | On | Line 2 is off-hook |
LED4 | Red | Off | Line 2 is on-hook |
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