B & B ELECTRONICS
232CC1A, 232CC1B, 232CC2A, 232CC2B
Card Type | Serial card |
Chip Set | Unidentified |
Data Bus | 16-bit ISA |

CONNECTIONS | |||
Function | Label | Function | Label |
9-pin serial port 1 | J1 | 9-pin serial port 2 | J2 |
SERIAL PORT 1 ADDRESS SELECTION | |||||||
Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 | SW1/7 |
3F8 | Off | Off | Off | Off | Off | Off | Off |
2F8 | Off | Off | Off | Off | Off | On | Off |
3E8 | Off | On | Off | Off | Off | Off | Off |
2E8 | Off | On | Off | Off | Off | On | Off |
SERIAL PORT 2 ADDRESS SELECTION | |||||||
Address | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 | SW2/7 |
3F8 | Off | Off | Off | Off | Off | Off | Off |
2F8 | Off | Off | Off | Off | Off | On | Off |
3E8 | Off | On | Off | Off | Off | Off | Off |
2E8 | Off | On | Off | Off | Off | On | Off |
DATA RATE SELECTION | ||
Setting | JP1 | JP2 |
High | Pins 2 & 3 closed | Pins 2 & 3 closed |
Low | Pins 1 & 2 closed | Pins 1 & 2 closed |
INTERRUPT SELECTION | ||
IRQ | JP3 Port 1 | JP3 Port 2 |
IRQ2 | Pins 2 & 3 closed | Pins 1 & 2 closed |
IRQ3 | Pins 5 & 6 closed | Pins 4 & 5 closed |
IRQ4 | Pins 8 & 9 closed | Pins 7 & 8 closed |
IRQ5 | Pins 11 & 12 closed | Pins 10 & 11 closed |
IRQ6 | Pins 14 & 15 closed | Pins 13 & 14 closed |
IRQ7 | Pins 17 & 18 closed | Pins 16 & 17 closed |
IRQ10 | Pins 20 & 21 closed | Pins 19 & 20 closed |
IRQ11 | Pins 23 & 24 closed | Pins 22 & 23 closed |
IRQ12 | Pins 26 & 27 closed | Pins 25 & 26 closed |
IRQ14 | Pins 29 & 30 closed | Pins 28 & 29 closed |
IRQ15 | Pins 32 & 33 closed | Pins 31 & 32 closed |