B & B ELECTRONICS ================= 3PXCC1A, 3PXCC1B, 3PXCC2A, 3PXCC2B Card Type Serial Chipset 16550A (3PXCC1A, 3PXCC2A) 16750 (3PXCC1B, 3PXCC2B) I/O Options Serial ports (2 on 3PXCC2A, 3PXCC2B only) Data Bus 8/16 bit ISA +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |-----------------------+-------+--------------------+-------| | RS-232, RS-422, or | PORT1 | RS-232, RS-422, or | PORT2 | | RS-485 serial port 1 | | RS-485 serial port | | | | | 2 | | |------------------------------------------------------------| | Note:PORT2 has no function on models 3PXCC1A and | | 3PXCC1B. | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |----------------------------------------+-------+-----------| |>> | RS-485 receiver disabled when | JP1/C | Pins 1 & | | | transmitting on port 1 | | 2 closed | |---+------------------------------------+-------+-----------| | | RS-485 receiver always enabled on | JP1/C | Pins 2 & | | | port 1 | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-485 port 1 transmitter enabled | JP1/D | Pins 2 & | | | on high RTS only | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-485 port 1 transmitter enabled | JP1/D | Pins 1 & | | | whenever transmission is attempted | | 2 closed | |---+------------------------------------+-------+-----------| | | RS-422/485 termination enabled on | JP1/E | Pins 2 & | | | port 1 | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-422/485 termination disabled on | JP1/E | Pins 1 & | | | port 1 | | 2 closed | |---+------------------------------------+-------+-----------| |>> | Serial port 1 clock speed normal | JP1G | Pins 2 & | | | | | 3 closed | |---+------------------------------------+-------+-----------| | | Serial port 1 clock speed | JP1G | Pins 1 & | | | multiplied by 4 | | 2 closed | |---+------------------------------------+-------+-----------| |>> | RS-485 receiver disabled when | JP2/C | Pins 1 & | | | transmitting on port 2 | | 2 closed | |---+------------------------------------+-------+-----------| | | RS-485 receiver always enabled on | JP2/C | Pins 2 & | | | port 2 | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-485 port 2 transmitter enabled | JP2/D | Pins 2 & | | | on high RTS only | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-485 port 2 transmitter enabled | JP2/D | Pins 1 & | | | whenever transmission is attempted | | 2 closed | |---+------------------------------------+-------+-----------| | | RS-422/485 termination enabled on | JP2/E | Pins 2 & | | | port 2 | | 3 closed | |---+------------------------------------+-------+-----------| | | RS-422/485 termination disabled on | JP2/E | Pins 1 & | | | port 2 | | 2 closed | |---+------------------------------------+-------+-----------| |>> | Serial port 2 clock speed normal | JP2G | Pins 2 & | | | | | 3 closed | |---+------------------------------------+-------+-----------| | | Serial port 2 clock speed | JP2G | Pins 1 & | | | multiplied by 4 | | 2 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 CONFIGURATION | |------------------------------------------------------------| |Setting |JP1/A |JP1/B |JP1/C |JP1F/A |JP1F/B |JP1F/C |JP1F/D| |--------+------+------+------+-------+-------+-------+------| | RS-232 |Pins 1| N/A | N/A |Pins 2 |Pins 2 |Pins 2 |Pins 2| | | & 2 | | | & 3 | & 3 | & 3 | & 3 | |--------+------+------+------+-------+-------+-------+------| | RS-422 |Pins 2|Pins 2|Pins 2|Pins 1 |Pins 1 |Pins 1 |Pins 1| | | & 3 | & 3 | & 3 | & 2 | & 2 | & 2 | & 2 | |--------+------+------+------+-------+-------+-------+------| | RS-485 |Pins 2|Pins 1| See |Pins 1 |Pins 1 |Pins 1 |Pins 1| | | & 3 | & 2 | note | & 2 | & 2 | & 2 | & 2 | |------------------------------------------------------------| | Note:For correct settings of JP1/C for RS-485 mode, see| | its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 CONFIGURATION | |------------------------------------------------------------| |Setting |JP2/A |JP2/B |JP2/C |JP2F/A |JP2F/B |JP2F/C |JP2F/D| |--------+------+------+------+-------+-------+-------+------| | RS-232 |Pins 1| N/A | N/A |Pins 2 |Pins 2 |Pins 2 |Pins 2| | | & 2 | | | & 3 | & 3 | & 3 | & 3 | |--------+------+------+------+-------+-------+-------+------| | RS-422 |Pins 2|Pins 2|Pins 2|Pins 1 |Pins 1 |Pins 1 |Pins 1| | | & 3 | & 3 | & 3 | & 2 | & 2 | & 2 | & 2 | |--------+------+------+------+-------+-------+-------+------| | RS-485 |Pins 2|Pins 1| See |Pins 1 |Pins 1 |Pins 1 |Pins 1| | | & 3 | & 2 | note | & 2 | & 2 | & 2 | & 2 | |------------------------------------------------------------| | Note:For correct settings of JP2/C for RS-485 mode, see| | its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 INTERRUPT SELECTION | |------------------------------------------------------------| | Setting | JP3/A | JP3/B | JP3/C | JP3/D | JP3/E | JP3/F | |----------+--------+--------+-------+-------+-------+-------| | |IR/FONT>|Pins 1 &| Open | Open | Open | Open | Open | | | | 2 | | | | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ3 | Open |Pins 1 &| Open | Open | Open | Open | | | | | 2 | | | | | |-+--------+--------+--------+-------+-------+-------+-------| |>>| IRQ4 | Open | Open |Pins 1 | Open | Open | Open | | | | | | & 2 | | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ5 | Open | Open | Open |Pins 1 | Open | Open | | | | | | | & 2 | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ6 | Open | Open | Open | Open |Pins 1 | Open | | | | | | | | & 2 | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ7 | Open | Open | Open | Open | Open |Pins 1 | | | | | | | | | & 2 | |-+--------+--------+--------+-------+-------+-------+-------| | | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 INTERRUPT SELECTION (CON'T) | |------------------------------------------------------------| | Setting | JP3/G | JP3/H | JP3/I | JP3/J | JP3/K | |--------------+---------+--------+--------+--------+--------| | | 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 | Pins 1 | Open | Open | Open | Open | | | | & 2 | | | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ11 | Open | Pins 1 | Open | Open | Open | | | | | & 2 | | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ12 | Open | Open | Pins 1 | Open | Open | | | | | | & 2 | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ14 | Open | Open | Open | Pins 1 | Open | | | | | | | & 2 | | |---+----------+---------+--------+--------+--------+--------| | | IRQ15 | Open | Open | Open | Open | Pins 1 | | | | | | | | & 2 | |------------------------------------------------------------| | Note:Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 INTERRUPT SELECTION | |------------------------------------------------------------| | Setting | JP3/A | JP3/B | JP3/C | JP3/D | JP3/E | JP3/F | |----------+--------+--------+-------+-------+-------+-------| | |IR/FONT>|Pins 2 &| Open | Open | Open | Open | Open | | | | 3 | | | | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ3 | Open |Pins 2 &| Open | Open | Open | Open | | | | | 3 | | | | | |-+--------+--------+--------+-------+-------+-------+-------| |>>| IRQ4 | Open | Open |Pins 2 | Open | Open | Open | | | | | | & 3 | | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ5 | Open | Open | Open |Pins 2 | Open | Open | | | | | | | & 3 | | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ6 | Open | Open | Open | Open |Pins 2 | Open | | | | | | | | & 3 | | |-+--------+--------+--------+-------+-------+-------+-------| | | IRQ7 | Open | Open | Open | Open | Open |Pins 2 | | | | | | | | | & 3 | |-+--------+--------+--------+-------+-------+-------+-------| | | 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 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 INTERRUPT SELECTION (CON'T) | |------------------------------------------------------------| | Setting | JP3/G | JP3/H | JP3/I | JP3/J | JP3/K | |--------------+---------+--------+--------+--------+--------| | | 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 | Pins 2 | Open | Open | Open | Open | | | | & 3 | | | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ11 | Open | Pins 2 | Open | Open | Open | | | | | & 3 | | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ12 | Open | Open | Pins 2 | Open | Open | | | | | | & 3 | | | |---+----------+---------+--------+--------+--------+--------| | | IRQ14 | Open | Open | Open | Pins 2 | Open | | | | | | | & 3 | | |---+----------+---------+--------+--------+--------+--------| | | IRQ15 | Open | Open | Open | Open | Pins 2 | | | | | | | | & 3 | |------------------------------------------------------------| | Note:Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 ADDRESS SELECTION | |------------------------------------------------------------| | Setting |SW1/1 |SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 | |-----------+------+------+------+------+------+------+------| | | 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 | |--+--------+------+------+------+------+------+------+------| | | 2E8h | Off | On | Off | Off | Off | On | Off | | |(COM4:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| | | 2F8h | Off | Off | Off | Off | Off | On | Off | | |(COM2:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| | | 3D8h | Off | Off | On | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| | | 3E0h | On | On | Off | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| | | 3E8h | Off | On | Off | Off | Off | Off | Off | | |(COM3:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| | | 3F0h | On | Off | Off | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| |>> | 3F8h | Off | Off | Off | Off | Off | Off | Off | | |(COM1:) | | | | | | | | |------------------------------------------------------------| | Note: A total of 128 base address settings are | | available. The switches are a binary representation of | | the decimal memory addresses. SW1/7 is the Most | | Significant Bit and switch SW1/1 is the Least | | Significant Bit. The switches have the following | | decimal values: SW1/7=512, SW1/6=256, SW1/5=128, | | SW1/4=64, SW1/3=32, SW1/2=16, SW1/1=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)| +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 ADDRESS SELECTION | |------------------------------------------------------------| | Setting |SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |SW2/7 | |-----------+------+------+------+------+------+------+------| | | 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 | |--+--------+------+------+------+------+------+------+------| | | 2E8h | Off | On | Off | Off | Off | On | Off | | |(COM4:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| |>> | 2F8h | Off | Off | Off | Off | Off | On | Off | | |(COM2:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| | | 3D8h | Off | Off | On | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| | | 3E0h | On | On | Off | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| | | 3E8h | Off | On | Off | Off | Off | Off | Off | | |(COM3:) | | | | | | | | |--+--------+------+------+------+------+------+------+------| | | 3F0h | On | Off | Off | Off | Off | Off | Off | |--+--------+------+------+------+------+------+------+------| | | 3F8h | Off | Off | Off | Off | Off | Off | Off | | |(COM1:) | | | | | | | | |------------------------------------------------------------| | Note: A total of 128 base address settings are | | available. The switches are a binary representation of | | the decimal memory addresses. SW2/7 is the Most | | Significant Bit and switch SW2/1 is the Least | | Significant Bit. The switches have the following | | decimal values: SW2/7=512, SW2/6=256, SW2/5=128, | | SW2/4=64, SW2/3=32, SW2/2=16, SW2/1=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)| +------------------------------------------------------------+