A3.2 Ope Control - Oki OKIFAX 5750 Service Manual

Service Guide OKIFAX 5750/5950 Page: 285
Chapter A Board Descriptions

A3.2 OPE Control

The rough block diagram of the OPE panel is shown below.
Host Interface
Between the MCNT and OPE, serial data is transferred via the SIO incorporated in the CPU.
<Communication method>
1) Communication method: Start-stop synchronization
2) Transfer rate: 5832 bps
3) Data length: 8 bits
<Data configuration>
1) Status bit: 1 bit
2) Data: 8 bits
3) Even parity: 1 bit (ignored by OPE)
4) Stop bits: Bits 1 and 5
Error = ±5%