Jetter JC-120MC, Руководство пользователя

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470 Jetter AG
10 Programming
Registers - Description
When entering values into control registers MR 1 through MR 6, the entire
interface is re-initialized and the transmit and receive buffers are cleared.
Error state
This register displays errors which have been detected on receiving a
character as bit-coded value.
Meaning of the individual bits
Bit 12
Buffer overflow
1 = Although the receiving buffer is full, one or more characters have
been received
Bit 13 Parity error
1 = The parity bit of the received character is not correct.
Bit 14 Framing error
1 = The format of the received character does not match the set
parameters.
Module register properties
Type of access Read/write (clearing)
Protocol
This register lets you set the protocol which is supported by the OS of the
controller. That is, this register is for defining how the interface is used.
Module register properties
Values 1 System logger
2 User-programmable Interface
3 PcomX
Value after reset 3
Introduction
MR 0
MR 1