EXSYSEX-400322 Port RS232 RS232 Serial Card
The Exsys ISA I/O adapter provides two high performance 16C550-type UART RS-232 serial ports. It is designed for PC, thin client or server to provide instant COM port expansion via the ISA Bus. It provides +5V and +12V via the pin 9 from the male connector for a POS System (Power over System). It has two internal 10 pin pole plug for connect internal device.
Data Bits 5 to 8
Parity is none or even or odd
Parity is space or mark