BRAIN BOXES

AT QUAD RS422/485

Card Type Serial card
Chip Set Unidentified
Maximum Onboard Memory Unidentified
I/O Options Serial ports (4)
Data Bus 8-bit ISA


CONNECTIONS

Function

Label

Function

Label
37-pin D serial port cable connector (female) CN1 Serial port via 9-pin D connector CN4
37-pin D serial port cable connector (male) CN2 Serial port via 9-pin D connector CN5
Serial port via 9-pin D connector CN3 Serial port via 9-pin D connector CN6


USER CONFIGURABLE SETTINGS

Function

Label

Position
» Serial port 1 half duplex gate disabled J1A Pins 1 & 2 closed
  Serial port 1 half duplex gate enabled when RTS true J1A Pins 2 & 3 closed
» Serial port 1 half duplex RTS disabled J1B Pins 1 & 2 closed
  Serial port 1 half duplex RTS enabled J1B Pins 2 & 3 closed
» Serial port 1 half duplex CTS1 disabled J1C Pins 1 & 2 closed
  Serial port 1 half duplex CTS1 enabled J1C Pins 2 & 3 closed
» Serial port 2 half duplex gate disabled J2A Pins 1 & 2 closed
  Serial port 2 half duplex gate enabled when RTS true J2A Pins 2 & 3 closed
» Serial port 2 half duplex RTS disabled J2B Pins 1 & 2 closed
  Serial port 2 half duplex RTS enabled J2B Pins 2 & 3 closed
» Serial port 2 half duplex CTS1 disabled J2C Pins 1 & 2 closed
  Serial port 2 half duplex CTS1 enabled J2C Pins 2 & 3 closed
» Serial port 3 half duplex gate disabled J3A Pins 1 & 2 closed
  Serial port 3 half duplex gate enabled when RTS true J3A Pins 2 & 3 closed
» Serial port 3 half duplex RTS disabled J3B Pins 1 & 2 closed
  Serial port 3 half duplex RTS enabled J3B Pins 2 & 3 closed
» Serial port 3 half duplex CTS1 disabled J3C Pins 1 & 2 closed
  Serial port 3 half duplex CTS1 enabled J3C Pins 2 & 3 closed
» Serial port 4 half duplex gate disabled J4A Pins 1 & 2 closed
  Serial port 4 half duplex gate enabled when RTS true J4A Pins 2 & 3 closed
» Serial port 4 half duplex RTS disabled J4B Pins 1 & 2 closed
  Serial port 4 half duplex RTS enabled J4B Pins 2 & 3 closed
» Serial port 4 half duplex CTS1 disabled J4C Pins 1 & 2 closed
  Serial port 4 half duplex CTS1 enabled J4C Pins 2 & 3 closed
» Serial port 1 not multiplexed J5 Pins 1 & 2, 4 & 5 closed
  Serial port 1 RS485 half duplex J5 Pins 2 & 3, 5 & 6 closed
» Serial port 2 not multiplexed J5 Pins 7 & 8, 10 & 11 closed
  Serial port 2 RS485 half duplex J5 Pins 8 & 9, 11 & 12 closed
» Serial port 3 not multiplexed J5 Pins 13 & 14, 16 & 17 closed
  Serial port 3 RS485 half duplex J5 Pins 14 & 15, 17 & 18 closed
» Serial port 4 not multiplexed J5 Pins 19 & 20, 22 & 23 closed
  Serial port 4 RS485 half duplex J5 Pins 20 & 21, 23 & 24 closed
» Factory configured - do not alter J6 Pins 1 & 2 closed
» Factory configured - do not alter J6 Pins 3 - 6 open
» Factory configured - do not alter J6 Pins 7 & 8 closed
» Factory configured - do not alter SW3/4 Unidentified


SERIAL PORT 1 ADDRESS SELECTION

Setting

 P1A
 

Bank

   Pins 1 & 2 closed
 

COM1 (3F8h)

   Pins 3 & 4 closed
»

COM2 (2F8h)

   Pins 5 & 6 closed
 

COM3 (3E8h)

   Pins 7 & 8 closed
 

COM4 (2E8h)

 Pins 9 & 10 closed


SERIAL PORT 2 ADDRESS SELECTION

Setting

 P2A
 

Bank

   Pins 1 & 2 closed
 

COM1 (3F8h)

   Pins 3 & 4 closed
 

COM2 (2F8h)

   Pins 5 & 6 closed
»

COM3 (3E8h)

   Pins 7 & 8 closed
 

COM4 (2E8h)

 Pins 9 & 10 closed


SERIAL PORT 3 ADDRESS SELECTION

Setting

 P3A
 

Bank

   Pins 1 & 2 closed
 

COM1 (3F8h)

   Pins 3 & 4 closed
 

COM2 (2F8h)

   Pins 5 & 6 closed
 

COM3 (3E8h)

   Pins 7 & 8 closed
»

COM4 (2E8h)

 Pins 9 & 10 closed


SERIAL PORT 4 ADDRESS SELECTION

Setting

 P4A
»

Bank

   Pins 1 & 2 closed
 

COM1 (3F8h)

   Pins 3 & 4 closed
 

COM2 (2F8h)

   Pins 5 & 6 closed
 

COM3 (3E8h)

   Pins 7 & 8 closed
 

COM4 (2E8h)

 Pins 9 & 10 closed


BASE I/O ADDRESS SELECTION

Port 1

 Port 2

Port 3

 Port 4

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

-

 -   - 100 On Off On On On Off Off
- - 100 108 On Off On On On Off On
- 100 108 110 On Off On On On On Off
100 108 110 118 On Off On On On On On
108 110 118 120 On Off On On Off Off Off
110 118 120 128 On Off On On Off Off On
118 120 128 130 On Off On On Off On Off
120 128 130 138 On Off On On Off On On
128 130 138 140 On Off On Off On Off Off
130 138 140 148 On Off On Off On Off On
138 140 148 150 On Off On Off On On Off
140 148 150 158 On Off On Off On On On
148 150 158 160 On Off On Off Off Off Off
150 158 160 168 On Off On Off Off Off On
158 160 168 170 On Off On Off Off On Off
160 168 170 178 On Off On Off Off On On
168 170 178 180 On Off Off On On Off Off
170 178 180 188 On Off Off On On Off On
178 180 188 190 On Off Off On On On Off
180 188 190 198 On Off Off On On On On
188 190 198 1A0 On Off Off On Off Off Off
190 198 1A0 1A8 On Off Off On Off Off On
198 1A0 1A8 1B0 On Off Off On Off On Off
1A0 1A8 1B0 1B8 On Off Off On Off On On
1A8 1B0 1B8 1C0 On Off Off Off On Off Off
1B0 1B8 1C0 1C8 On Off Off Off On Off On
1B8 1C0 1C8 1D0 On Off Off Off On On Off
1C0 1C8 1D0 1D8 On Off Off Off On On On
1C8 1D0 1D8 1E0 On Off Off Off Off Off Off
1D0 1D8 1E0 1E8 On Off Off Off Off Off On
1D8 1E0 1E8 1F0 On Off Off Off Off On Off
1E0 1E8 1F0 1F8 On Off Off Off Off On On
1E8 1F0 1F8 200 Off On On On On Off Off
1F0 1F8 200 208 Off On On On On Off On
1F8 200 208 210 Off On On On On On Off
200 208 210 218 Off On On On On On On
208 210 218 220 Off On On On Off Off Off
210 218 220 228 Off On On On Off Off On
218 220 228 230 Off On On On Off On Off
220 228 230 238 Off On On On Off On On
228 230 238 240 Off On On Off On Off Off
230 238 240 248 Off On On Off On Off On
238 240 248 250 Off On On Off On On Off
240 248 250 258 Off On On Off On On On
248 250 258 260 Off On On Off Off Off Off
250 258 260 268 Off On On Off Off Off On
258 260 268 270 Off On On Off Off On Off
260 268 270 278 Off On On Off Off On On
268 270 278 280 Off On Off On On Off Off
270 278 280 288 Off On Off On On Off On
278 280 288 290 Off On Off On On On Off
280 288 290 298 Off On Off On On On On
288 290 298 2A0 Off On Off On Off Off Off
290 298 2A0 2A8 Off On Off On Off Off On
298 2A0 2A8 2B0 Off On Off On Off On Off
2A0 2A8 2B0 2B8 Off On Off On Off On On
2A8 2B0 2B8 2C0 Off On Off Off On Off Off
2B0 2B8 2C0 2C8 Off On Off Off On Off On
2B8 2C0 2C8 2D0 Off On Off Off On On Off
2C0 2C8 2D0 2D8 Off On Off Off On On On
2C8 2D0 2D8 2E0 Off On Off Off Off Off Off
2D0 2D8 2E0 2E8 Off On Off Off Off Off On
2D8 2E0 2E8 2F0 Off On Off Off Off On Off
2E0 2E8 2F0 2F8 Off On Off Off Off On On
2E8 2F0 2F8 300 Off Off On On On Off Off
2F0 2F8 300 308 Off Off On On On Off On
2F8 300 308 310 Off Off On On On On Off
300 308 310 318 Off Off On On On On On
308 310 318 320 Off Off On On Off Off Off
310 318 320 328 Off Off On On Off Off On
318 320 328 330 Off Off On On Off On Off
320 328 330 338 Off Off On On Off On On
328 330 338 340 Off Off On Off On Off Off
330 338 340 348 Off Off On Off On Off On
338 340 348 350 Off Off On Off On On Off
340 348 350 358 Off Off On Off On On On
348 350 358 360 Off Off On Off Off Off Off
350 358 360 368 Off Off On Off Off Off On
358 360 368 370 Off Off On Off Off On Off
360 368 370 378 Off Off On Off Off On On
368 370 378 380 Off Off On Off Off Off Off
370 378 380 388 Off Off On Off Off Off On
378 380 388 390 Off Off On Off Off On Off
380 388 390 398 Off Off On Off Off On On
388 390 398 3A0 Off Off Off On Off Off Off
390 398 3A0 3A8 Off Off Off On Off Off On
398 3A0 3A8 3B0 Off Off Off On Off On Off
3A0 3A8 3B0 3B8 Off Off Off On Off On On
3A8 3B0 3B8 3C0 Off Off Off Off On Off Off
3B0 3B8 3C0 3C8 Off Off Off Off On Off On
3B8 3C0 3C8 3D0 Off Off Off Off On On Off
3C0 3C8 3D0 3D8 Off Off Off Off On On On
3C8 3D0 3D8 3E0 Off Off Off Off Off Off Off
3D0 3D8 3E0 3E8 Off Off Off Off Off Off On
3D8 3E0 3E8 3F0 Off Off Off Off Off On Off
3E0 3E8 3F0 3F8 Off Off Off Off Off On On


BASE I/O ADDRESS SELECTION
SISR

SW1/8

 SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8
100 On Off On On On On On On On
108 On Off On On On On Off On On
110 On Off On On On Off On On On
118 On Off On On On Off Off On On
120 On Off On On Off On On On On
128 On Off On On Off On Off On On
130 On Off On On Off Off On On On
138 On Off On On Off Off Off On On
140 On Off On Off On On On On On
148 On Off On Off On On Off On On
150 On Off On Off On Off On On On
158 On Off On Off On Off Off On On
160 On Off On Off Off On On On On
168 On Off On Off Off On Off On On
170 On Off On Off Off Off On On On
178 On Off On Off Off Off Off On On
180 On Off Off On On On On On On
188 On Off Off On On On Off On On
190 On Off Off On On Off On On On
198 On Off Off On On Off Off On On
1A0 On Off Off On Off On On On On
1A8 On Off Off On Off On Off On On
1B0 On Off Off On Off Off On On On
1B8 On Off Off On Off Off Off On On
1C0 On Off Off Off On On On On On
1C8 On Off Off Off On On Off On On
1D0 On Off Off Off On Off On On On
1D8 On Off Off Off On Off Off On On
1E0 On Off Off Off Off On On On On
1E8 On Off Off Off Off On Off On On
1F0 On Off Off Off Off Off On On On
1F8 On Off Off Off Off Off Off On On
200 Off On On On On On On On On
208 Off On On On On On Off On On
210 Off On On On On Off On On On
218 Off On On On On Off Off On On
220 Off On On On Off On On On On
228 Off On On On Off On Off On On
230 Off On On On Off Off On On On
238 Off On On On Off Off Off On On
240 Off On On Off On On On On On
248 Off On On Off On On Off On On
250 Off On On Off On Off On On On
258 Off On On Off On Off Off On On
260 Off On On Off Off On On On On
268 Off On On Off Off On Off On On
270 Off On On Off Off Off On On On
278 Off On On Off Off Off Off On On
280 Off On Off On On On On On On
288 Off On Off On On On Off On On
290 Off On Off On On Off On On On
298 Off On Off On On Off Off On On
2A0 Off On Off On Off On On On On
2A8 Off On Off On Off On Off On On
2B0 Off On Off On Off Off On On On
2B8 Off On Off On Off Off Off On On
2C0 Off On Off Off On On On On On
2C8 Off On Off Off On On Off On On
2D0 Off On Off Off On Off On On On
2D8 Off On Off Off On Off Off On On
2E0 Off On Off Off Off On On On On
2E8 Off On Off Off Off On Off On On
2F0 Off On Off Off Off Off On On On
2F8 Off On Off Off Off Off Off On On
300 Off Off On On On On On On On
308 Off Off On On On On Off On On
310 Off Off On On On Off On On On
318 Off Off On On On Off Off On On
320 Off Off On On Off On On On On
328 Off Off On On Off On Off On On
330 Off Off On On Off Off On On On
338 Off Off On On Off Off Off On On
340 Off Off On Off On On On On On
348 Off Off On Off On On Off On On
350 Off Off On Off On Off On On On
358 Off Off On Off On Off Off On On
360 Off Off On Off Off On On On On
368 Off Off On Off Off On Off On On
370 Off Off On Off Off Off On On On
378 Off Off On Off Off Off Off On On
380 Off Off Off On On On On On On
388 Off Off Off On On On Off On On
390 Off Off Off On On Off On On On
398 Off Off Off On On Off Off On On
3A0 Off Off Off On Off On On On On
3A8 Off Off Off On Off On Off On On
3B0 Off Off Off On Off Off On On On
3B8 Off Off Off On Off Off Off On On
3C0 Off Off Off Off On On On On On
3C8 Off Off Off Off On On Off On On
3D0 Off Off Off Off On Off On On On
3D8 Off Off Off Off On Off Off On On
3E0 Off Off Off Off Off On On On On
3E8 Off Off Off Off Off On Off On On
3F0 Off Off Off Off Off Off On On On
Reserved Off Off Off Off Off Off Off On On


SERIAL PORT 1 INTERRUPT SELECTION

IRQ

 P1B

Shared

 Pins 1 & 2 closed

2

 Pins 3 & 4 closed
3 Pins 5 & 6 closed
4 Pins 7 & 8 closed
5 Pins 9 & 10 closed
6 Pins 11 & 12 closed
7 Pins 13 & 14 closed
10 Pins 15 & 16 closed
11 Pins 17 & 18 closed
12 Pins 19 & 20 closed
14 Pins 21 & 22 closed
15 Pins 23 & 24 closed


SERIAL PORT 2 INTERRUPT SELECTION

IRQ

 P2B

Shared

 Pins 1 & 2 closed

2

 Pins 3 & 4 closed
3 Pins 5 & 6 closed
4 Pins 7 & 8 closed
5 Pins 9 & 10 closed
6 Pins 11 & 12 closed
7 Pins 13 & 14 closed
10 Pins 15 & 16 closed
11 Pins 17 & 18 closed
12 Pins 19 & 20 closed
14 Pins 21 & 22 closed
15 Pins 23 & 24 closed


SERIAL PORT 3 INTERRUPT SELECTION

IRQ

 P3B

Shared

 Pins 1 & 2 closed

2

 Pins 3 & 4 closed
3 Pins 5 & 6 closed
4 Pins 7 & 8 closed
5 Pins 9 & 10 closed
6 Pins 11 & 12 closed
7 Pins 13 & 14 closed
10 Pins 15 & 16 closed
11 Pins 17 & 18 closed
12 Pins 19 & 20 closed
14 Pins 21 & 22 closed
15 Pins 23 & 24 closed


SERIAL PORT 4 INTERRUPT SELECTION

IRQ

 P4B

Shared

 Pins 1 & 2 closed

2

 Pins 3 & 4 closed
3 Pins 5 & 6 closed
4 Pins 7 & 8 closed
5 Pins 9 & 10 closed
6 Pins 11 & 12 closed
7 Pins 13 & 14 closed
10 Pins 15 & 16 closed
11 Pins 17 & 18 closed
12 Pins 19 & 20 closed
14 Pins 21 & 22 closed
15 Pins 23 & 24 closed


SERIAL PORT SHARED IRQ BANK SELECTION

IRQ

 B1

2

 Pins 1 & 2 closed

3

 Pins 3 & 4 closed
4 Pins 5 & 6 closed
5 Pins 7 & 8 closed
6 Pins 9 & 10 closed
7 Pins 11 & 12 closed
10 Pins 13 & 14 closed
11 Pins 15 & 16 closed
12 Pins 17 & 18 closed
14 Pins 19 & 20 closed
15 Pins 21 & 22 closed


CARD ID SELECTION

Selected Card

4 Port

8 Port

SW3/1

SW3/2

SW3/3
»

1

0

 0

On

On

On
 

2

 0.5 1

On

 On Off

 

3

1.0

2

On

 Off On

 

4

1.5

3

On

Off

Off
  5 2.0 4 Off On On
  6 2.5 5 Off On Off
  7 3.0 6 Off Off On
  8 3.5 7 Off Off Off