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M3099EX/EH OEM Manual
3-15
INTERFACE
SPECIFICATIONS
Notes:
1. Abnormal reception means that a parity error, framing
error, overrun error, or count error has occurred.
2. Command or response transmission is retried only twice.
3. Upon reception, a command or response is checked for
transmission errors. When the check result has no
problem, ACK is returned immediately to the originating
source. When the check result has problem, data other
than ACK is returned after all data has been received.
Response data
ACK
(Acknowledge)
Parity error
Framing error
Overrun error
Count error
Code (Hex)
X 'FF'
X'80'
X '81'
X '82'
Details
A command or response has been
received without an error.
A parity error has been detected in
received data.
A framing error or an overrun error has
been detected in received data.
The byte count for the command or
response does not match the number of
bytes transferred.
Reception error
4. The originating source of the command/response
monitors the response from the receiving side. ACK
indicates that command/response transmission is
completed.
Reception error causes the command/response to be
transmitted again. The transmission is returned only
twice. After that, the scanner waits for a new command.
5. Response data such as ACK must be retried to the
originating source within 0.5 second.
6. The interval between words in the data stream must be no
more than 10 ms.
Summary of Contents for M3099EH
Page 1: ...M3099EX EH IMAGE SCANNER OEM MANUAL C150 E047 02EN ...
Page 2: ...M3099EX EH IMAGE SCANNER OEM MANUAL ...
Page 15: ...M3099EX EH OEM Manual 1 3 OVERVIEW Figure 1 2 1000 sheets hopper type ...
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